Most frequently viewed NumPy questions on Stack Overflow

SO questions tagged ‘numpy’ (73,450 total) downloaded April 29, 2020. First column is number of views. Raw version here.

916,458  Convert pandas dataframe to NumPy array
907,971  How do I create an empty array/matrix in NumPy?
834,187  ValueError: setting an array element with a sequence
764,460  Numpy array dimensions
737,375  How can the Euclidean distance be calculated with NumPy?
728,619  Creating a Pandas DataFrame from a Numpy array: How do I specify the index column and column headers?
719,611  Combine two columns of text in dataframe in pandas/python
711,331  Import Error: No module named numpy
703,385  How to access the ith column of a NumPy multidimensional array?
691,681  How do I read CSV data into a record array in NumPy?
635,957  Dump a NumPy array into a csv file
612,788  Is there a NumPy function to return the first index of something in an array?
608,259  Append a NumPy array to a NumPy array
604,915  ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all()
603,024  List to array conversion to use ravel() function
544,180  How to print the full NumPy array, without truncation?
535,833  How to normalize an array in NumPy?
508,823  How to count the occurrence of certain item in an ndarray in Python?
506,146  Saving a Numpy array as an image
496,877  How do I find the length (or dimensions, size) of a numpy matrix in python? [duplicate]
458,233  pandas create new column based on values from other columns / apply a function of multiple columns, row-wise
455,914  python numpy ValueError: operands could not be broadcast together with shapes
450,515  How to take column-slices of dataframe in pandas
440,631  How to remove specific elements in a numpy array
436,175  How to add an extra column to a NumPy array
434,302  initialize a numpy array
419,516  Convert Columns to String in Pandas
414,998  numpy matrix vector multiplication [duplicate]
413,546  Converting NumPy array into Python List structure?
405,359  Numpy - add row to array
399,997  How do I convert a numpy array to (and display) an image?
395,948  Pandas conditional creation of a series/dataframe column
394,591  Most efficient way to map function over numpy array
393,657  How to convert a PIL Image into a numpy array?
391,463  Converting between datetime, Timestamp and datetime64
378,997  Most efficient way to reverse a numpy array
364,921  How to pretty-print a numpy.array without scientific notation and with given precision?
364,763  Transposing a NumPy array
359,068  How do I get indices of N maximum values in a NumPy array?
357,294  Calculating Pearson correlation and significance in Python
351,383  How to convert 2D float numpy array to 2D int numpy array?
351,064  Removing nan values from an array
349,708  How do I check which version of NumPy I'm using?
345,587  Replace all elements of Python NumPy Array that are greater than some value
336,184  Installing Numpy on 64bit Windows 7 with Python 2.7.3 [closed]
332,790  Comparing two NumPy arrays for equality, element-wise
328,700  Moving average or running mean
328,486  How to install numpy on windows using pip install?
321,643  Python: find position of element in array
319,096  What does .shape[] do in ''for i in range(Y.shape[0])''?
317,041  How can I convert a tensor into a numpy array in TensorFlow?
303,019  How do I compute derivative using Numpy?
301,643  Plotting a 2D heatmap with Matplotlib
294,114  Sorting arrays in NumPy by column
293,894  NumPy array initialization (fill with identical values)
293,416  how to convert an RGB image to numpy array?
293,372  Concatenating two one-dimensional NumPy arrays
291,212  How do you get the magnitude of a vector in Numpy?
280,097  How to convert an array of strings to an array of floats in numpy?
275,374  matplotlib: Set markers for individual points on a line
272,048  How to save a list as numpy array in python?
271,935  Pandas read_csv low_memory and dtype options
269,278  Find nearest value in numpy array
269,212  From ND to 1D arrays
268,955  What does numpy.random.seed(0) do?
267,538  'list' object has no attribute 'shape'
266,944  numpy: most efficient frequency counts for unique values in an array
266,056  Use a.any() or a.all()
263,929  What does -1 mean in numpy reshape?
263,708  How to import NumPy in the Python shell
262,799  How do I calculate percentiles with python/numpy?
259,922  Plotting a Fast Fourier Transform in Python
258,377  How to write a multidimensional array to a text file?
257,229  ImportError: numpy.core.multiarray failed to import
252,748  numpy array TypeError: only integer scalar arrays can be converted to a scalar index
250,853  Extracting specific columns in numpy array
249,574  How to normalize a NumPy array to within a certain range?
247,927  Convert a 1D array to a 2D array in numpy
247,210  Add single element to array in numpy
245,138  Windows Scipy Install: No Lapack/Blas Resources Found
243,780  Take multiple lists into dataframe
235,882  how does multiplication differ for NumPy Matrix vs Array classes?
232,588  Numpy matrix to array
232,066  A tool to convert MATLAB code to Python [closed]
229,972  How to smooth a curve in the right way?
228,762  How to get correlation of two vectors in python [duplicate]
228,742  Installing SciPy and NumPy using pip
228,068  dropping infinite values from dataframes in pandas?
227,110  How to do exponential and logarithmic curve fitting in Python? I found only polynomial fitting
226,245  ImportError: DLL load failed: The specified module could not be found
226,042  Normalize data in pandas
224,916  Numpy where function multiple conditions
223,187  deleting rows in numpy array
221,858  How to install python modules without root access?
221,443  Linear regression with matplotlib / numpy
221,002  surface plots in matplotlib
220,764  How to add a new row to an empty numpy array
220,421  Index of element in NumPy array
219,645  NumPy array is not JSON serializable
219,502  What does axis in pandas mean?
218,526  NumPy first and last element from array
217,909  How can I prevent the TypeError: list indices must be integers, not tuple when copying a python list to a numpy array?
216,771  List of lists into numpy array
215,570  Find indices of elements equal to zero in a NumPy array
215,510  Simple Digit Recognition OCR in OpenCV-Python
214,811  How to implement the Softmax function in Python
213,292  How do you do natural logs (e.g. ''ln()'') with numpy in Python?
211,136  How to add items into a numpy array
210,734  Python OpenCV2 (cv2) wrapper to get image size?
209,929  How to count the number of true elements in a NumPy bool array
208,035  How does numpy.histogram() work?
203,457  Convert Select Columns in Pandas Dataframe to Numpy Array
202,631  How to add column to numpy array
202,550  Converting numpy dtypes to native python types
201,267  How to get the index of a maximum element in a numpy array along one axis
201,023  find a minimum value in an array of floats
200,245  Create numpy matrix filled with NaNs
198,348  Inverse of a matrix using numpy
197,416  How do I select elements of an array given condition?
196,920  How can I check whether a numpy array is empty or not?
196,920  Concatenate two NumPy arrays vertically
196,412  ImportError in importing from sklearn: cannot import name check_build
195,216  Slicing of a NumPy 2d array, or how do I extract an mxm submatrix from an nxn array (n>m)?
194,967  convert nan value to zero
193,691  numpy division with RuntimeWarning: invalid value encountered in double_scalars
190,137  Pandas: convert dtype 'object' to int
190,124  How to create a numpy array of all True or all False?
189,446  How to get element-wise matrix multiplication (Hadamard product) in numpy?
186,859  How do I calculate r-squared using Python and Numpy?
186,676  TypeError: unhashable type: 'numpy.ndarray'
186,069  Finding local maxima/minima with Numpy in a 1D numpy array
183,143  How to convert a NumPy array to PIL image applying matplotlib colormap
181,820  How does python numpy.where() work?
178,134  ValueError: could not broadcast input array from shape (224,224,3) into shape (224,224)
176,550  Matplotlib: ValueError: x and y must have same first dimension
175,892  Iterating over a numpy array
174,741  Convert array of indices to 1-hot encoded numpy array
174,259  What are the advantages of NumPy over regular Python lists?
174,225  Multiple linear regression in Python
173,268  numpy.where() detailed, step-by-step explanation / examples [closed]
170,235  'invalid value encountered in double_scalars' warning, possibly numpy
169,882  How to calculate moving average using NumPy?
169,690  load csv into 2D matrix with numpy for plotting
168,219  Numpy ValueError: setting an array element with a sequence. This message may appear without the existing of a sequence?
167,830  Working with TIFFs (import, export) in Python using numpy
167,049  How to save and load numpy.array() data properly?
165,640  How to create a density plot in matplotlib?
164,214  How to delete columns in numpy.array
163,586  How can I remove Nan from list Python/NumPy
163,428  Find p-value (significance) in scikit-learn LinearRegression
163,272  Is it possible to use argsort in descending order?
162,920  Compute a confidence interval from sample data
162,277  Get index of a row of a pandas dataframe as an integer
161,988  python numpy/scipy curve fitting
160,921  How can I use numpy.correlate to do autocorrelation?
158,857  How to split/partition a dataset into training and test datasets for, e.g., cross validation?
158,718  Counting unique values in a column in pandas dataframe like in Qlik?
157,971  How can I upgrade NumPy?
157,515  Convert numpy array to tuple
156,042  Efficiently sorting a numpy array in descending order?
155,768  Can't import Numpy in Python
155,415  Histogram Matplotlib
154,408  binning data in python with scipy/numpy
153,872  why numpy.ndarray is object is not callable in my simple for python loop
152,329  How to calculate the sum of all columns of a 2D numpy array (efficiently)
151,945  Error: Microsoft Visual C++ 10.0 is required (Unable to find vcvarsall.bat) [duplicate]
151,584  Python - AttributeError: 'numpy.ndarray' object has no attribute 'append'
151,235  What is the purpose of meshgrid in Python / NumPy?
150,659  Efficiently checking if arbitrary object is NaN in Python / numpy / pandas?
150,641  Pandas Split Dataframe into two Dataframes
150,536  Should I use scipy.pi, numpy.pi, or math.pi?
149,377  Add numpy array as column to Pandas data frame
149,037  Install numpy on python3.3 - Install pip for python3
148,649  Python ''TypeError: unhashable type: 'slice''' for encoding categorical data
148,468  only integers, slices (`:`), ellipsis (` ... `), numpy.newaxis (`None`) and integer or boolean arrays are valid indices
147,991  How to overplot a line on a scatter plot in python?
147,801  Index all *except* one item in python
147,563  Close pre-existing figures in matplotlib when running from eclipse
146,224  numpy max vs amax vs maximum
145,932  Could not install packages due to a ''Environment error :[error 13]: permission denied : 'usr/local/bin/f2py'''
145,837  Python RuntimeWarning: overflow encountered in long scalars
145,425  TypeError: only length-1 arrays can be converted to Python scalars while plot showing
144,791  Find the most frequent number in a numpy vector
143,814  Python+OpenCV: cv2.imwrite
143,744  size of NumPy array
143,538  Mean Squared Error in Numpy?
142,382  figure of imshow() is too small
141,748  How does numpy.newaxis work and when to use it?
141,184  python how to pad numpy array with zeros
141,170  How to normalize a 2-dimensional numpy array in python less verbose?
140,809  How to convert a python numpy array to an RGB image with Opencv 2.4?
140,390  Numpy: Get random set of rows from 2D array
140,350  Converting list to numpy array
139,900  How to use python numpy.savetxt to write strings and float number to an ASCII file?
138,575  Array of arrays (Python/NumPy)
136,626  What are the differences between numpy arrays and matrices? Which one should I use?
136,543  How can I plot a histogram such that the heights of the bars sum to 1 in matplotlib?
135,762  gradient descent using python and numpy
135,338  RuntimeError: module compiled against API version a but this version of numpy is 9
135,291  data type not understood
134,927  python 2.7: cannot pip on windows ''bash: pip: command not found''
134,538  np.mean() vs np.average() in Python NumPy?
134,020  Numpy Resize/Rescale Image
134,005  Reshape an array in NumPy
133,763  python dict to numpy structured array
133,352  Selecting specific rows and columns from NumPy array
132,856  3-dimensional array in numpy
132,758  inverting image in Python with OpenCV
130,541  What is the most efficient way to check if a value exists in a NumPy array?
130,465  Most efficient way to find mode in numpy array
130,315  Numpy first occurrence of value greater than existing value
129,724  What's the simplest way to extend a numpy array in 2 dimensions?
129,405  Replacing Numpy elements if condition is met
128,114  Change values on matplotlib imshow() graph axis
127,124  How can I map True/False to 1/0 in a Pandas DataFrame?
126,888  How do I install SciPy on 64 bit Windows?
126,868  Difference between numpy.array shape (R, 1) and (R,)
126,530  Installing NumPy and SciPy on 64-bit Windows (with Pip)
126,518  Extract csv file specific columns to list in Python
126,346  How to multiply individual elements of a list with a number?
125,952  What are the differences between Pandas and NumPy+SciPy in Python? [closed]
125,876  Iterating over Numpy matrix rows to apply a function each?
125,875  Convert ndarray from float64 to integer
125,594  How to call an element in a numpy array?
124,253  how to convert 2d list to 2d numpy array?
123,432  In-place type conversion of a NumPy array
122,821  'numpy.float64' object is not iterable
121,882  Python: Differentiating between row and column vectors
120,886  How to plot data from multiple two column text files with legends in Matplotlib?
120,773  Colorplot of 2D array matplotlib
119,175  Split (explode) pandas dataframe string entry to separate rows
118,960  How to calculate cumulative normal distribution?
118,637  What is the difference between i = i + 1 and i += 1 in a 'for' loop? [duplicate]
117,732  Using numpy to build an array of all combinations of two arrays
116,794  Numpy: find index of the elements within range
116,700  Count all values in a matrix greater than a value
116,250  Fast check for NaN in NumPy
115,354  What exactly does numpy.exp() do? [closed]
115,292  Plotting power spectrum in python
114,706  Factorial in numpy and scipy
114,596  plot data from CSV file with matplotlib
114,383  Efficient evaluation of a function at every cell of a NumPy array
114,339  'DataFrame' object has no attribute 'sort'
114,027  How can I add new dimensions to a Numpy array?
113,422  Calculate mean across dimension in a 2D array
113,216  Python: slicing a multi-dimensional array
113,056  Initialise numpy array of unknown length
112,558  Shared-memory objects in multiprocessing
112,319  LogisticRegression: Unknown label type: 'continuous' using sklearn in python
110,474  TypeError: only integer scalar arrays can be converted to a scalar index with 1D numpy indices array
110,095  Better way to shuffle two numpy arrays in unison
109,876  Fitting empirical distribution to theoretical ones with Scipy (Python)?
109,830  ''Cloning'' row or column vectors
109,595  fitting data with numpy
109,539  Numpy isnan() fails on an array of floats (from pandas dataframe apply)
109,428  How to fix Python Numpy/Pandas installation?
109,309  How to convert list of numpy arrays into single numpy array?
108,349  Suppress Scientific Notation in Numpy When Creating Array From Nested List
106,756  How to convert a pandas DataFrame subset of columns AND rows into a numpy array?
106,657  How do I catch a numpy warning like it's an exception (not just for testing)?
106,607  Load text file as strings using numpy.loadtxt()
106,235  Numpy how to iterate over columns of array?
106,115  Efficient thresholding filter of an array with numpy
105,445  Plot Normal distribution with Matplotlib
105,067  A column-vector y was passed when a 1d array was expected
105,048  How to fix 'Object arrays cannot be loaded when allow_pickle=False' for imdb.load_data() function?
104,476  Fastest way to compute entropy in Python
103,166  Replacing Pandas or Numpy Nan with a None to use with MysqlDB
102,682  python numpy machine epsilon
102,445  ImportError: cannot import name NUMPY_MKL
102,064  Installing NumPy via Anaconda in Windows
101,898  Numpy AttributeError: 'float' object has no attribute 'exp'
101,694  subsampling every nth entry in a numpy array
101,585  PIL image to array (numpy array to array) - Python
101,347  What is the difference between Numpy's array() and asarray() functions?
101,226  Numpy converting array from float to strings
101,190  Numpy - Replace a number with NaN
100,877  Is there a numpy builtin to reject outliers from a list
100,829  python numpy vector math
 99,746  Generate random array of floats between a range
 99,078  Test if numpy array contains only zeros
 98,460  Python Pandas - Missing required dependencies ['numpy'] 1
 98,140  How to square or raise to a power (elementwise) a 2D numpy array?
 97,862  Input and output numpy arrays to h5py
 97,465  What is the easiest way to install BLAS and LAPACK for scipy?
 97,438  How to import cv2 in python3?
 97,054  How to identify numpy types in python?
 97,002  import an array in python
 96,871  No module named numpy
 96,760  How to transform numpy.matrix or array to scipy sparse matrix
 96,686  Difference between two numpy arrays in python
 96,666  How to create a numpy array of arbitrary length strings?
 96,473  Singular matrix issue with Numpy
 94,974  Principal component analysis in Python
 94,960  Elegant way to create empty pandas DataFrame with NaN of type float
 94,835  Fitting a Normal distribution to 1D data
 94,798  Unsuccessful append to an empty NumPy array
 94,283  Converting Numpy Array to OpenCV Array
 94,233  TensorFlow ValueError: Cannot feed value of shape (64, 64, 3) for Tensor u'Placeholder:0', which has shape '(?, 64, 64, 3)'
 93,790  How to use numpy.genfromtxt when first column is string and the remaining columns are numbers?
 93,395  Import numpy on pycharm
 93,205  How to implement the ReLU function in Numpy
 92,983  How to detect if numpy is installed
 92,493  TypeError: only integer scalar arrays can be converted to a scalar index
 92,417  What's the fastest way in Python to calculate cosine similarity given sparse matrix data?
 92,333  Specifying dtype float32 with pandas.read_csv on pandas 0.10.1
 91,765  Numpy `ValueError: operands could not be broadcast together with shape  ... `
 91,741  Very large matrices using Python and NumPy
 91,546  Find unique rows in numpy.array
 91,378  How to convert numpy arrays to standard TensorFlow format?
 91,325  Binning column with python pandas
 91,222  Converting two lists into a matrix
 91,059  Numpy: Creating a complex array from 2 real ones?
 91,003  How to import csv file as numpy.array in python? [duplicate]
 90,889  Unable to allocate array with shape and data type
 90,587  Detect if a NumPy array contains at least one non-numeric value?
 89,650  Computing cross-correlation function?
 89,612  Python memory usage of numpy arrays
 89,359  'and' (boolean) vs '&' (bitwise) - Why difference in behavior with lists vs numpy arrays?
 88,730  Normalize numpy array columns in python
 88,611  ValueError when checking if variable is None or numpy.array
 88,466  pylab.hist(data, normed=1). Normalization seems to work incorrect
 88,409  Why does corrcoef return a matrix?
 88,367  extracting days from a numpy.timedelta64 value
 88,311  best way to preserve numpy arrays on disk
 88,302  What is the difference between ndarray and array in numpy?
 88,258  numpy replace negative values in array
 88,249  Loading text file containing both float and string using numpy.loadtxt
 88,113  How to make scipy.interpolate give an extrapolated result beyond the input range?
 88,035  Calculating the area under a curve given a set of coordinates, without knowing the function
 87,972  Counting the number of non-NaN elements in a numpy ndarray in Python
 87,817  TypeError: Invalid dimensions for image data when plotting array with imshow()
 87,613  Saving numpy array to txt file row wise
 87,425  How to copy data from a numpy array to another
 87,317  Paritition array into N chunks with Numpy
 87,055  Extracting first n columns of a numpy matrix
 86,930  Python: How to get values of an array at certain index positions?
 86,721  How to get the indices list of all NaN value in numpy array?
 86,706  shuffling/permutating a DataFrame in pandas
 85,950  No display name and no $DISPLAY environment variable using tkinter through ssh [duplicate]
 85,732  How to solve a pair of nonlinear equations using Python?
 85,666  Pytorch reshape tensor dimension
 85,356  Pandas : compute mean or std (standard deviation) over entire dataframe
 85,228  NumPy ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all()
 84,380  Convert np.array of type float64 to type uint8 scaling values
 84,114  what does numpy ndarray shape do?
 83,837  RuntimeWarning: numpy.dtype size changed, may indicate binary incompatibility
 83,540  Numpy: find first index of value fast
 83,061  Calculating Covariance with Python and Numpy
 82,996  Formatting floats in a numpy array [duplicate]
 82,667  Why does the shape of a 1D array not show the number of rows as 1?
 82,666  Python-OpenCV cv2 OpenCV Error: Assertion failed (scn == 3 || scn == 4) in unknown function, file ..\..\..\modules\imgproc\src\color.cpp
 82,553  FutureWarning: elementwise comparison failed; returning scalar, but in the future will perform elementwise comparison
 82,223  Get array elements from index to end
 82,178  Shift elements in a numpy array
 82,139  What is dtype('O')?
 82,132  ValueError: object too deep for desired array while using convolution
 81,959  How do I plot list of tuples in Python?
 81,880  difference between numpy dot() and inner()
 81,873  ValueError: cannot reshape array of size 30470400 into shape (50,1104,104)
 81,812  Iterating through a multidimensional array in Python
 81,603  How to flatten only some dimensions of a numpy array
 81,376  Resampling a numpy array representing an image
 81,310  Numpy extract submatrix
 81,199  How to install matplotlib with Python3.2
 81,055  ValueError: numpy.dtype has the wrong size, try recompiling
 80,740  Get year, month or day from numpy datetime64
 80,459  Filtering a list based on a list of booleans
 80,374  How to plot vectors in python using matplotlib
 80,339  Plotting a decision boundary separating 2 classes using Matplotlib's pyplot
 80,269  Convert a numpy.ndarray to string(or bytes) and convert it back to numpy.ndarray
 80,267  Getting only particular columns in every row in a numpy array [duplicate]
 80,262  python - RGB matrix of an image
 80,186  how to extract frequency associated with fft values in python
 80,170  Convert list or numpy array of single element to float in python
 80,115  Generating a dense matrix from a sparse matrix in numpy python
 79,931  String concatenation of two pandas columns
 79,740  Importing PNG files into Numpy?
 79,707  Multiplying across in a numpy array
 79,617  Numpy: Divide each row by a vector element
 79,609  Convert 2d numpy array into list of lists [duplicate]
 79,394  ValueError: all the input arrays must have same number of dimensions
 78,609  Cython: ''fatal error: numpy/arrayobject.h: No such file or directory''
 78,585  Plot 2-dimensional NumPy array using specific columns
 78,214  How to select elements row-wise from a NumPy  array?
 78,123  How to split data into 3 sets (train, validation and test)?
 78,033  Overflow in exp in scipy/numpy in Python?
 77,954  How do I get PyLint to recognize numpy members?
 77,406  numpy get index where value is true
 77,152  The truth value of an array with more than one element is ambigous when trying to index an array
 77,141  What is the equivalent of MATLAB's repmat in NumPy
 77,006  Difference between import numpy and import numpy as np
 76,941  Reading data into numpy array from text file
 76,763  How to install NumPy for Python 3.6
 76,543  Selecting rows from a NumPy ndarray
 76,499  len() of a numpy array in python [duplicate]
 76,064  How to get the cumulative distribution function with NumPy?
 75,760  numpy subtract every row of matrix by vector
 75,636  Python numpy 2D array indexing
 75,633  Python 'AttributeError: 'function' object has no attribute 'min''
 75,574  Rank items in an array using Python/NumPy, without sorting array twice
 75,298  how to install numpy on mac [duplicate]
 75,160  Combine 3 separate numpy arrays to an RGB image in Python
 74,783  Installing numpy, matplotlib on windows 7 64 bit
 74,264  Difference between numpy dot() and Python 3.5+ matrix multiplication @
 73,947  Converting int arrays to string arrays in numpy without truncation
 73,859  Function application over numpy's matrix row/column
 73,720  How to have logarithmic bins in a Python histogram
 73,590  Python reshape list to ndim array
 73,259  Syntax in Python (.T)
 73,014  Setting the fmt option in numpy.savetxt
 72,970  Good ways to ''expand'' a numpy ndarray?
 72,854  What is the difference between flatten and ravel functions in numpy?
 72,671  How to plot empirical cdf in matplotlib in Python?
 72,254  Showing ValueError: shapes (1,3) and (1,3) not aligned: 3 (dim 1) != 1 (dim 0)
 72,189  Set numpy array elements to zero if they are above a specific threshold
 71,885  How to check BLAS/LAPACK linkage in NumPy and SciPy?
 71,856  Python: Read and write TIFF 16 bit , three channel , colour images
 71,720  How to calculate 1st and 3rd quartiles?
 71,717  Solve an equation using a python numerical solver in numpy
 71,672  Confusion between numpy, scipy, matplotlib and pylab
 71,663  root mean square in numpy and complications of matrix and arrays of numpy
 71,489  How to return 0 with divide by zero
 71,118  How to plot an array in python?
 71,017  Shape of array python
 70,895  Python how to combine two matrices in numpy
 70,779  How to append a vector to a matrix in python
 70,412  numpy array concatenate: ''ValueError: all the input arrays must have same number of dimensions''
 70,320  Create 2 dimensional array with 2 one dimensional array
 70,157  How to make a 2d numpy array a 3d array?
 70,102  Numpy argsort - what is it doing?
 69,783  What is the difference between NaN and None?
 69,687  Scikit Learn SVC decision_function and predict
 69,476  TypeError: 'DataFrame' object is not callable
 69,474  Numpy: Checking if a value is NaT
 69,458  Arguments to cv2::imshow
 69,449  Get the position of the biggest item in a multi-dimensional numpy array
 69,404  How to calculate a Gaussian kernel matrix efficiently in numpy?
 69,272  How do I remove all zero elements from a NumPy array?
 69,270  Fastest way to grow a numpy numeric array
 69,200  TypeError: 'numpy.float64' object is not callable
 68,869  check how many elements are equal in two numpy arrays python
 68,798  how to read certain columns from Excel using Pandas - Python
 68,531  Convert list in tuple to numpy array?
 68,523  How to shade region under the curve in matplotlib
 68,151  What are the available datatypes for 'dtype' with NumPy's loadtxt() an genfromtxt?
 68,137  Adding row/column headers to NumPy arrays
 68,058  Numpy shuffle multidimensional array by row only, keep column order unchanged
 68,001  how to install numpy and pandas on windows
 67,751  Pythonic way of detecting outliers in one dimensional observation data
 67,717  Pandas: Subtracting two date columns and the result being an integer
 67,532  RuntimeWarning: invalid value encountered in greater
 67,436  Swapping columns in a numpy array?
 67,424  Should I use np.absolute or np.abs?
 67,263  numpy.loadtxt, ValueError: could not convert string to float
 67,108  Numpy meshgrid in 3D
 67,008  Can I get the matrix determinant using Numpy?
 66,670  Getting the integer index of a Pandas DataFrame row fulfilling a condition?
 66,649  How to correctly uninstall numpy on MacOSX?
 66,619  Convert numpy.datetime64 to string object in python
 66,582  Read CSV file to numpy array, first row as strings, rest as float
 66,321  numpy covariance matrix
 66,109  How to perform element wise boolean operations on numpy arrays [duplicate]
 66,072  How to check that the anaconda package was properly installed
 66,032  How to determine whether a column/variable is numeric or not in Pandas/NumPy?
 65,726  Using Pandas to create DataFrame with Series, resulting in memory error
 65,456  Perform 2 sample t-test
 65,446  How do I fit a sine curve to my data with pylab and numpy?
 65,378 TypeError: Cannot cast array data from dtype('float64') to dtype('S32') according to the rule 'safe'
 65,151  Saving arrays as columns with np.savetxt
 65,043  Scipy/Numpy FFT Frequency Analysis
 64,975  numpy.sin function in degrees?
 64,914  Reading a binary .dat file as an array
 64,420  How to make a multidimension numpy array with a varying row size?
 64,349  Python Pandas - Changing some column types to categories
 64,335  Importing data from a MySQL database into a Pandas data frame including column names [duplicate]
 64,235  built-in range or numpy.arange: which is more efficient?
 64,107  Python pandas: how to remove nan and -inf values
 64,072  What is the equivalent of ''zip()'' in Python's numpy?
 63,948  One Hot Encoding using numpy [duplicate]
 63,884  convert array into DataFrame in Python
 63,760  Simplest way to solve mathematical equations in Python
 63,649  Convert RGB to black OR white
 63,612  Extract upper or lower triangular part of a numpy matrix
 63,556  NumPy: Logarithm with base n
 63,535  PIP Install Numpy throws an error ''ascii codec can't decode byte 0xe2''
 63,512  Python/Numpy MemoryError
 63,286  mean, nanmean and warning: Mean of empty slice
 63,228  Use numpy array in shared memory for multiprocessing
 62,982  float64 with pandas to_csv
 62,926  Pandas Timedelta in Days
 62,799  python/numpy: how to get 2D array column length?
 62,527  ''isnotnan'' functionality in numpy, can this be more pythonic?
 62,497  Difference between data type 'datetime64[ns]' and '<M8[ns]'?
 62,416  Non-repetitive random number in numpy
 62,351  Numpy integer nan [duplicate]
 62,247  Modify a particular row/column of a NumPy array
 62,219  ufunc 'add' did not contain loop with signature matching type dtype ('S32') ('S32') ('S32')
 62,149  How to use sklearn fit_transform with pandas and return dataframe instead of numpy array?
 62,078  Problems with pip install numpy - RuntimeError: Broken toolchain: cannot link a simple C program
 62,066  python pandas flatten a dataframe to a list
 61,833  Python ''Too many indices for array''
 61,827  Assigning complex values to numpy arrays?
 61,676  scipy: savefig without frames, axes, only content
 61,670  How to change a single value in a numpy array?
 61,651  Capture video data from screen in Python
 61,584  binning a dataframe in pandas in Python
 61,459  Replace values of a numpy index array with values of a list
 61,436  Numpy build fails with cannot import multiarray
 61,368  Python : How to avoid numpy RuntimeWarning in function definition?
 61,329  Simple plot in python of a numpy array?
 61,013  Calculating Slopes in Numpy (or Scipy)
 60,950  Convert dtype from int64 to int32
 60,924  Creating Pandas Dataframe between two Numpy arrays, then draw scatter plot
 60,788  plus/minus operator for python &plusmn;
 60,582  Understanding NumPy's Convolve
 60,554  Test if all elements of a python list are False
 60,438  What is the difference between np.mean and tf.reduce_mean?
 60,343  Convert pandas series into numpy array [duplicate]
 60,080  Consistently create same random numpy array
 60,017  Multivariate normal density in Python?
 59,898  Standard deviation in numpy [duplicate]
 59,784  Pandas - add value at specific iloc into new dataframe column
 59,767  How to count values in a certain range in a Numpy array?
 59,716  Python Pandas does not read the first row of csv file
 59,646  Two-sample Kolmogorov-Smirnov Test in Python Scipy
 59,555  numpy with python: convert 3d array to 2d
 59,459  How to sort 2D array (numpy.ndarray) based to the second column in python? [duplicate]
 59,376  Initialize empty matrix in Python
 59,361  How do I create an array whose elements are all equal to a specified value?
 59,262  What does 'index 0 is out of bounds for axis 0 with size 0' mean?
 59,054  In Python NumPy what is a dimension and axis?
 58,976  Calculate the Cumulative Distribution Function (CDF) in Python
 58,878  How to make List from Numpy Matrix in Python
 58,821  Read in all csv files from a directory using Python
 58,575  Cannot install numpy from wheel format
 58,531  Histogram values of a Pandas Series
 58,425  Correct way to obtain confidence interval with scipy
 58,371  Convert image to a matrix in python
 58,338  1D numpy concatenate: TypeError: only integer scalar arrays can be converted to a scalar index [duplicate]
 58,319  how to flatten a 2D list to 1D without using numpy? [duplicate]
 58,007  How to generate audio from a numpy array?
 57,895  Select certain rows (condition met), but only some columns in Python/Numpy
 57,877  Getting error: Cannot reshape array of size 122304 into shape (52,28,28)
 57,769  How to fast change image brightness with python + OpenCV?
 57,194  Remove one column for a numpy array
 56,904  How to create a numpy array of lists?
 56,803  Combining NumPy arrays
 56,793  Mapping a NumPy array in place
 56,708  How do I convert a numpy array into a pandas dataframe?
 56,463  Convert 1D array into numpy matrix
 56,455  Zero pad numpy array
 56,362  Mesh grid functions in Python (meshgrid mgrid ogrid ndgrid)
 55,997  How to properly mask a numpy 2D array?
 55,916  Python: Resize an existing array and fill with zeros
 55,794  How to fix IndexError: invalid index to scalar variable
 55,757  how to round numpy array?
 55,726  Calculate weighted average using a pandas/dataframe
 55,690  How to check if a value is in the list in selection from pandas data frame?
 55,584  ValueError: Unknown label type: 'unknown'
 55,557  How to convert ndarray to array?
 55,504  Python List of np arrays to array
 55,431  Cartesian product of x and y array points into single array of 2D points
 55,430  NumPy or Pandas: Keeping array type as integer while having a NaN value
 55,407  Convert numpy array type and values from Float64 to Float32
 55,357  Parse a Pandas column to Datetime when importing table from SQL database and filtering rows by date
 55,239  How to remove all rows in a numpy.ndarray that contain non-numeric values
 55,183  NumPy List Comprehension Syntax
 54,999  How to update matplotlib's imshow() window interactively?
 54,788  Get the column names of a python numpy ndarray
 54,626  how is axis indexed in numpy's array?
 54,586  Generating movie from python without saving individual frames to files
 54,577  correct and efficient way to flatten array in numpy in python? [duplicate]
 54,547  Suppressing scientific notation in pandas?
 54,534  ''Converting'' Numpy arrays to Matlab and vice versa
 54,497  Average values in two Numpy arrays
 54,390  Numpy float64 vs Python float
 54,177  What's the maximum size of a numpy array?
 54,123  Difference between Python float and numpy float32
 54,012  Replace -inf with zero value
 53,520  RuntimeWarning: divide by zero encountered in log
 53,427  How to check the size of a float in python?
 53,297  Difference between np.random.seed() and np.random.RandomState()
 53,255  Numpy, multiply array with scalar [duplicate]
 53,241  Deal with overflow in exp using numpy
 53,157  Pytorch tensor to numpy array
 53,067  NumPy: Comparing Elements in Two Arrays
 52,958  How to read a CSV without the first column
 52,950  How to write a numpy matrix in a text file - python
 52,931  sort eigenvalues and associated eigenvectors after using numpy.linalg.eig in python
 52,844  Installing NumPy on Windows
 52,784  How to calculate the statistics ''t-test'' with numpy
 52,613  Create Numpy array of images
 52,603  Root mean square of a function in python
 52,544  How to find the index of a value in 2d array in Python?
 52,475  TypeError: only integer arrays with one element can be converted to an index 3
 52,284  Find the index of the k smallest values of a numpy array
 52,274  Find the min/max excluding zeros in a numpy array (or a tuple) in python
 52,151  TypeError: ufunc 'subtract' did not contain a loop with signature matching types dtype('<U1') dtype('<U1') dtype('<U1')
 52,089  Numpy array assignment with copy
 52,046  How to get value counts for multiple columns at once in Pandas DataFrame?
 52,040  convert a grayscale image to a 3-channel image [duplicate]
 51,960  Using a pre-trained word embedding (word2vec or Glove) in TensorFlow
 51,901  How to zip two 1d numpy array to 2d numpy array [duplicate]
 51,808  FutureWarning: Conversion of the second argument of issubdtype from `float` to `np.floating` is deprecated
 51,693  Matplotlib log scale tick label number formatting
 51,621  Numpy - the best way to remove the last element from 1 dimensional array?
 51,600  Convert an image to 2D array in python
 51,528  Numpy ''where'' with multiple conditions
 51,337  Python, numpy sort array
 51,311  Save / load scipy sparse csr_matrix in portable data format
 51,311  Finding count of distinct elements in DataFrame in each column
 51,309  How to use numpy.where with logical operators
 51,151  No module named when using PyInstaller
 51,038  Plotting a Pandas DataSeries.GroupBy
 50,962  numpy: function for simultaneous max() and min()
 50,853  pandas select from Dataframe using startswith
 50,813  Estimate Autocorrelation using Python
 50,812  Numpy memory error creating huge matrix
 50,789  What is the best way of getting random numbers in NumPy?
 50,783  Creating a Pandas DataFrame with a numpy array containing multiple types
 50,719  How to convert numpy datetime64 into datetime [duplicate]
 50,630  How can I make a python numpy arange of datetime
 50,626  cv2.imread: checking if image is being read
 50,594  Overcome ValueError for empty array
 50,559  Write a raw binary file with NumPy array data
 50,527  Numpy and line intersections
 50,502  How do I get all the values from a NumPy array excluding a certain index?
 50,465  Python:ValueError: shapes (3,) and (118,1) not aligned: 3 (dim 0) != 118 (dim 0)
 50,340  How to turn a boolean array into index array in numpy
 50,333  What might be the cause of 'invalid value encountered in less_equal' in numpy
 50,332  Importing Libraries Issue - ''ImportError: No Module named ____''
 50,278  convert a 2D numpy array to a 2D numpy matrix
 50,162  Reshape of pandas series?
 50,115  data frame to file.txt python
 50,062  Installing numpy with pip on windows 10 for python 3.7
 50,023  A fast way to find the largest N elements in an numpy array
 50,020  Understanding NumPy's einsum
 49,967  Elegant way to perform tuple arithmetic
 49,856  OpenCV 2.4.8: module compiled against API version 9
 49,850  Using NumPy in Visual Studio
 49,624  How to convert a column or row matrix to a diagonal matrix in Python?
 49,610  Fitting a Weibull distribution using Scipy
 49,581  copy 2D array into 3rd dimension, N times (Python)
 49,523  Fine-tuning parameters in Logistic Regression
 49,427  How to print a Numpy array without brackets?
 49,402  How to extend an array in-place in Numpy?
 49,342  python: getting around division by zero
 49,304  python3-numpy: Appending to a file using numpy savetxt
 49,250  I cannot install numpy because it can't find python 2.7, althought I have installed python
 49,212  Numpy Vector (N,1) dimension -> (N,) dimension conversion
 49,143  how to split column of tuples in pandas dataframe?
 49,046  How to plot complex numbers (Argand Diagram) using matplotlib
 49,026  Remove duplicate rows of a numpy array [duplicate]
 49,018  Convert timedelta64[ns] column to seconds in Python Pandas DataFrame
 49,016  What does ''three dots'' in Python mean when indexing what looks like a number?
 48,948  Finding index of nearest point in numpy arrays of x and y coordinates
 48,871  How to convert a .wav file to a spectrogram in python3
 48,850  How to create 3 dimensions matrix in numpy , like matlab a(:,:,:)
 48,809  What is the inverse function of zip in python? [duplicate]
 48,741  How to read an image in Python OpenCV
 48,665  How to transform negative elements to zero without a loop?
 48,599  Efficiently count zero elements in numpy array?
 48,504  Numpy remove a dimension from np array
 48,435  Store different datatypes in one NumPy array?
 48,415  whats the fastest way to find eigenvalues/vectors in python?
 48,414  What does the c underscore expression `c_` do exactly?
 48,397  How to apply numpy.linalg.norm to each row of a matrix?
 48,380  how to modify a 2D numpy array at specific locations without a loop?
 48,278  How to find the average colour of an image in Python with OpenCV?
 48,256  Help with Python UnboundLocalError: local variable referenced before assignment
 48,227  Assigning to columns in NumPy?
 48,176  pandas equivalent of np.where
 47,942  using fsolve to find the solution
 47,848  How to printing numpy array with 3 decimal places? [duplicate]
 47,843  Equivalent of j in NumPy
 47,671  Sum of Square Differences (SSD) in numpy/scipy
 47,654  module 'pandas' has no attribute 'read_csv
 47,498  Testing if all values in a numpy array are equal [duplicate]
 47,456  Axes from plt.subplots() is a ''numpy.ndarray'' object and has no attribute ''plot''
 47,224  How to correctly install python-numpy in Ubuntu 11.10 Oneiric
 47,197  Filter rows of a numpy array?
 47,053  NameError: global name 'numpy' is not defined
 47,052  Python: Setting an element of a Numpy matrix
 46,978  Retrieve name of column from its Index in Pandas
 46,946  How to check if all values in the columns of a numpy matrix are the same?
 46,921  Finding range of a numpy array elements
 46,898  Exponential curve fitting in SciPy
 46,874  pip install numpy (python 2.7) fails with errorcode 1
 46,867  What is the way data is stored in *.npy?
 46,851  fitting exponential decay with no initial guessing
 46,829  Pandas - Replace values based on index
 46,807  Saving a Numpy array as an image (instructions)
 46,802  ''Divide by zero encountered in log'' when not dividing by zero
 46,751  Convert string to numpy array
 46,728  How to replace one column by a value in a numpy array?
 46,558  How to find max value in a numpy array column?
 46,520  No module named 'numpy': Visual Studio Code
 46,456  Convert row vector to column vector in NumPy
 46,435  Strings in a DataFrame, but dtype is object
 46,389  How to correctly use scipy's skew and kurtosis functions?
 46,282  Determining duplicate values in an array
 46,238  Easy way to test if each element in an numpy array lies between two values?
 46,136  How can I simultaneously select all odd rows and all even columns of an array
 46,134  Python - TypeError: Object of type 'int64' is not JSON serializable
 46,086  Relationship between SciPy and NumPy
 46,037  how to plot and annotate hierarchical clustering dendrograms in scipy/matplotlib
 45,912  TypeError with ufunc bitwise_xor
 45,867  Concat DataFrame Reindexing only valid with uniquely valued Index objects
 45,820  How do you find the IQR in Numpy?
 45,779  Scikit-learn : Input contains NaN, infinity or a value too large for dtype ('float64')
 45,685  Read file and plot CDF in Python
 45,660  How to gauss-filter (blur) a floating point numpy array
 45,564  randomly selecting items from an array python [duplicate]
 45,483  Python: ufunc 'add' did not contain a loop with signature matching types dtype('S21') dtype('S21') dtype('S21')
 45,434  Python numpy.square vs **
 45,416  Transforming a row vector into a column vector in Numpy
 45,407  Python pickle protocol choice?
 45,374  Pythonic way to create a numpy array from a list of numpy arrays
 45,317  Is there a multi-dimensional version of arange/linspace in numpy?
 45,315  How to install NumPy for python 3.3.5 on Mac OSX 10.9
 45,274  How to multiply a numpy array by a scalar
 45,236  AttributeError: 'numpy.ndarray' object has no attribute 'columns'
 45,233  Load compressed data (.npz) from file using numpy.load
 45,204  Merging two DataFrames
 45,178  Insert element into numpy array
 45,058  How to convert an image from np.uint16 to np.uint8?
 45,006  python: check if list is multidimensional or one dimensional
 44,917  How to calculate correlation between all columns and remove highly correlated ones using python or pandas
 44,911  numpy.max or max ? Which one is faster?
 44,885  How to remove a column in a numpy array?
 44,842  Calculating gradient with NumPy
 44,783  Sorting a python array/recarray by column
 44,723  Using Numpy Vectorize on Functions that Return Vectors
 44,585  ''IsADirectoryError: [Errno 21] Is a directory: '' It is a file
 44,482  Error: Setting an array element with a sequence. Python / Numpy
 44,468  how to apply a mask from one array to another array?
 44,443  shuffle vs permute numpy
 44,412  replace zeroes in numpy array with the median value
 44,396  How to construct a ndarray from a numpy array? python
 44,341  Numpy array: sequence too large
 44,334  Iterating over arbitrary dimension of numpy.array
 44,312  Most efficient property to hash for numpy array
 44,231  Any way to solve a system of coupled differential equations in python?
 44,195  NumPy for windows python 2.7 [closed]
 44,163  TypeError: 'numpy.float64' object does not support item assignment
 44,119  Numpy: 1D array with various shape
 44,037  Matplotlib runs out of memory when plotting in a loop
 44,035  Numpy hstack - ''ValueError: all the input arrays must have same number of dimensions'' - but they do
 44,033  NumPy: calculate averages with NaNs removed
 44,001  Overlay imshow plots in matplotlib
 43,989  Weighted choice short and simple [duplicate]
 43,973  Pandas lookup based on value
 43,940  Numpy ‘smart’ symmetric matrix
 43,898  How to append elements to a numpy array
 43,871  2d convolution using python and numpy
 43,845  How to calculate a Fourier series in Numpy?
 43,816  What's the fastest way to increase color image contrast with OpenCV in python (cv2)?
 43,769  Function to determine if two numbers are nearly equal when rounded to n significant decimal digits
 43,762  Fitting a 2D Gaussian function using scipy.optimize.curve_fit - ValueError and minpack.error
 43,706  Select elements of numpy array via boolean mask array
 43,696  Can't broadcast input array from shape (3,1) into shape (3,)
 43,685  What is the difference between contiguous and non-contiguous arrays?
 43,672  Time difference in seconds from numpy.timedelta64
 43,591  Can't import cv2; ''DLL load failed''
 43,570  How can I get descriptive statistics of a NumPy array?
 43,564  Store numpy.array in cells of a Pandas.DataFrame
 43,540  Python interpolation
 43,506  SQL-like window functions in PANDAS: Row Numbering in Python Pandas Dataframe
 43,446  How does condensed distance matrix work? (pdist)
 43,368  Using Spyder / Python to Open .npy File
 43,317  array.shape() giving error tuple not callable
 43,191  How to plot files with numpy?
 43,169  Getting only those values that fulfill a condition in a numpy array
 43,157  When to apply(pd.to_numeric) and when to astype(np.float64) in python?
 43,094  Converting a NumPy array to a PIL image
 43,069  Concatenating empty array in Numpy
 43,039  How to calculate RMSE using IPython/NumPy?
 42,959  sliding window of M-by-N shape numpy.ndarray
 42,943  crop center portion of a numpy image
 42,907  How to access a column in a list of lists in python
 42,887  numpy array 1.9.2 getting ValueError: could not broadcast input array from shape (4,2) into shape (4)
 42,871  Plot line graph from histogram data in matplotlib
 42,765  Creating a 3D plot from a 3D numpy array
 42,757  This message always refers to index problems? IndexError: index out of bounds
 42,719  numpy vstack vs. column_stack
 42,704  python numpy euclidean distance calculation between matrices of row vectors
 42,699  numpy array of objects
 42,691  Using numpy.genfromtxt to read a csv file with strings containing commas
 42,666  Replace the zeros in a NumPy integer array with nan
 42,656  efficient python array to numpy array conversion
 42,652  Is there any numpy group by function?
 42,630  Making a 0 to n vector in python
 42,622  Convert list of numpy.float64 to float in Python quickly
 42,611  Python unhashable type: 'numpy.ndarray'
 42,611  Building multi-regression model throws error: `Pandas data cast to numpy dtype of object. Check input data with np.asarray(data).`
 42,581  How to fix AttributeError: module 'numpy' has no attribute 'square' [closed]
 42,275  How to loop through 2D numpy array using x and y coordinates without getting out of bounds error?
 42,274  High Pass Filter for image processing in python by using scipy/numpy
 42,143  I have need the N minimum (index) values in a numpy array
 42,000  Inverse Distance Weighted (IDW) Interpolation with Python
 41,833  What does [:, :] mean on NumPy arrays
 41,757  Binary random array with a specific proportion of ones?
 41,673  How do I extract a sub-array from a numpy 2d array? [duplicate]
 41,669  How to Mask an image using Numpy/OpenCV?
 41,660  Reshaping a numpy array in python
 41,640  Numpy list of 1D Arrays to 2D Array
 41,622  numpy array: replace nan values with average of columns
 41,596  Faster way of polygon intersection with shapely
 41,462  Efficiently detect sign-changes in python
 41,422  How to generate a random normal distribution of integers
 41,381  Best way to assert for numpy.array equality?
 41,378  Predicting missing values with scikit-learn's Imputer module
 41,344  How to get the values from a NumPy array using multiple indices
 41,243  Prepend element to numpy array
 40,865  Numpy element wise division not working as expected
 40,814  Python's sum vs. NumPy's numpy.sum
 40,687  Concatenating column vectors using numpy arrays
 40,670  Divide ndarray by scalar - Numpy / Python
 40,581  How can I draw scatter trend line on matplot? Python-Pandas
 40,571  Structure of inputs to scipy minimize function
 40,519  Fast replacement of values in a numpy array
 40,501  numpy: Invalid value encountered in true_divide
 40,387  np arrays being immutable - ''assignment destination is read-only''
 40,365  Read flat list into multidimensional array/matrix in python
 40,353  ValueError: x and y must be the same size
 40,345  Element-wise string concatenation in numpy
 40,267  pip not installing modules
 40,226  remove zero lines 2-D numpy array
 40,046  Creating dictionary from numpy array
 39,927  Load Excel file into numpy 2D array
 39,850  Using Numpy (np.linalg.svd) for Singular Value Decomposition
 39,784  Numpy - module has no attribute 'arrange' [closed]
 39,766  Flattening a list of NumPy arrays?
 39,722  Overflow Error in Python's numpy.exp function
 39,688  How does one initialize a variable with tf.get_variable and a numpy value in TensorFlow?
 39,656  How should I use Numpy's vstack method?
 39,653  Is 'for x in array' always result in sorted x? [Python/NumPy]
 39,646  Interpolate NaN values in a numpy array
 39,621  Building up an array in numpy/scipy by iteration in Python?
 39,534  Screen Capture with OpenCV and Python-2.7
 39,526  IndexError: too many indices. Numpy Array with 1 row and 2 columns
 39,520  How to obtain a gaussian filter in python
 39,507  What's the error of numpy.polyfit?
 39,486  Weighted standard deviation in NumPy
 39,409  Rearrange columns of numpy 2D array
 39,406  changing the values of the diagonal of a matrix in numpy
 39,386  when should i use hstack/vstack vs append vs concatenate vs column_stack
 39,250  How does NumPy's transpose() method permute the axes of an array?
 39,229  Python - Conversion of list of arrays to 2D array
 39,218  numpy-equivalent of list.pop?
 39,201  numpy.core.multiarray failed to import
 39,191  Subsetting data in Python
 39,155  Opencv polylines function in python throws exception
 39,106  Remove background of the image using opencv Python
 39,078  Neural network always predicts the same class
 38,997  How to rearrange array based upon index array
 38,937  Save a numpy matrix
 38,921  Simple adding two arrays using numpy in python?
 38,888  why do we need np.squeeze()?
 38,732  What does ret and frame mean here?
 38,676  Python Exception in thread Thread-1 (most likely raised during interpreter shutdown)?
 38,668  How to perform two-sample one-tailed t-test with numpy/scipy
 38,640  Importing opencv and getting numpy.core.multiarray failed to import
 38,625  How to apply a function / map values of each element in a 2d numpy array/matrix?
 38,546  Convert Pandas dataframe to Sparse Numpy Matrix directly
 38,538  Calculating the percentage of variance measure for k-means?
 38,537  How to multiply a scalar throughout a specific column within a NumPy array?
 38,509  How to return the highest value from a multi dimensional array?
 38,506  Loading a file into a numpy array with python
 38,491  How to read mp4 video to be processed by scikit-image?
 38,450  Merge two numpy arrays
 38,425  numpy.savetxt resulting a formatting mismatch error in python 3.5
 38,425  Dictionary keys and values to separate numpy arrays
 38,423  pandas Series getting 'Data must be 1-dimensional' error
 38,377  Find out if matrix is positive definite with numpy
 38,261  Releasing memory of huge numpy array in IPython
 38,240  Anaconda Python - how to reinstall NumPy
 38,220  How to import/open numpy module to IDLE
 38,212  Python: realtime audio streaming with PyAudio (or something else)?
 38,156  How to update Numpy on Mac OS X Snow Leopard?
 38,098  Benchmarking (python vs. c++ using BLAS) and (numpy)
 38,095  python, numpy; How to insert element at the start of an array
 38,094  How to get stable results with TensorFlow, setting random seed
 38,021  curve fitting with python
 37,919  How to assign a string value to an array in numpy?
 37,860  how set numpy floating point accuracy?
 37,841  IndexError: too many indices
 37,797  Display array as raster image in python
 37,797  Cross-correlation (time-lag-correlation) with pandas?
 37,792  ''Got 1 columns instead of  ... '' error in numpy
 37,779  Multiply several matrices in numpy
 37,753  Is shared readonly data copied to different processes for multiprocessing?
 37,682  How to use leastsq function from scipy.optimize in python to fit both a straight line and a quadratic line to data sets x and y
 37,635  Variance Inflation Factor in Python
 37,634  Find the index of minimum values in given array in Python
 37,623  How to get the range of valid Numpy data types?
 37,588  NumPy: how to quickly normalize many vectors?
 37,486  numpy array row major and column major
 37,456  Multivariate polynomial regression with numpy
 37,426  output of numpy.where(condition) is not an array, but a tuple of arrays: why?
 37,354  How to extract all columns but one from an array (or matrix) in python?
 37,289  pip fails to install numpy error code 1
 37,260  Finding the maximum of a function
 37,219  How to set first N elements of array to zero?
 37,173  Convert Image ( png ) To Matrix And Then To 1D Array
 37,135  Compiling numpy with OpenBLAS integration
 37,128  OS X - Deciding between anaconda and homebrew Python environments
 37,110  Python - NumPy - tuples as elements of an array
 37,086  Quadratic Program (QP) Solver that only depends on NumPy/SciPy?
 37,085  Python numpy array of numpy arrays
 37,049  How to install numpy+mkl for python 2.7 on windows 64 bit?
 37,048  testing whether a Numpy array contains a given row
 37,012  Resample a numpy array
 36,939  Concatenation of 2 1D `numpy` Arrays Along 2nd Axis
 36,934  ImportError: No module named numpy on spark workers
 36,882  Printing FULL contents of numpy array [duplicate]
 36,847  Efficiently Calculating a Euclidean Distance Matrix Using Numpy
 36,826  Sending live video frame over network in python opencv
 36,807  Matplotlib plot numpy matrix as 0 index
 36,777  TypeError: Mismatch between array dtype ('object') and format specifier ('%.18e')
 36,747  Adding Header to Numpy array
 36,732  How to add a line of best fit to scatter plot
 36,584  Numpy where() on a 2D matrix
 36,522  Numpy `logical_or` for more than two arguments
 36,501  How to install python packages without root privileges?
 36,482  How to automatically annotate maximum value in pyplot?
 36,466  Understanding numpy.linalg.norm() in IPython
 36,443  Generating Discrete random variables with specified weights using SciPy or NumPy
 36,402  NumPy array/matrix of mixed types
 36,382  Minimum Euclidean distance between points in two different Numpy arrays, not within
 36,312  Converting 2D Numpy array of grayscale values to a PIL image
 36,307  Linear Regression with Python numpy
 36,292  How do I standardize a matrix?
 36,283  How can I serialize a numpy array while preserving matrix dimensions?
 36,266  Matplotlib Plot Lines with Colors Through Colormap
 36,261  Is there a way to define a float array in Python?
 36,255  Processing a very very big data set in python - memory error
 36,233  How to find dimension of a nested tuple?
 36,198  R summary() equivalent in numpy
 36,195  How to force zero interception in linear regression?
 36,188  Matplotlib.Pyplot does not show output; No Error
 36,172  numpy uint8 pixel wrapping solution
 36,168  NaN in python and validity checking [duplicate]
 36,135  How to convert a python set to a numpy array?
 36,125  numpy sum of squares for matrix
 36,092  Convert an image RGB->Lab with python
 36,084  Using numpy 'module' object has no attribute 'array' [duplicate]
 36,080  Python: Creating a 2D histogram from a numpy matrix
 36,069  Finding the nearest value and return the index of array in Python
 35,980  CountVectorizer: AttributeError: 'numpy.ndarray' object has no attribute 'lower'
 35,970  numpy : How to convert an array type quickly
 35,934  Downsample array in Python
 35,925  How to apply piecewise linear fit in Python?
 35,725  Why does numpy std() give a different result to matlab std()?
 35,707  How to scale axes in mplot3d
 35,667  ImportError: No module named 'pandas.indexes'
 35,611  How to get data in a histogram bin
 35,610  Meaning of 0x and \x in python hex strings?
 35,595  numpy.float64 object is not iterable ... but I'm NOT trying to
 35,576  Downsampling a 2d numpy array in python
 35,567  Merging and subtracting DataFrame columns in pandas?
 35,567  How to convert a Numpy 2D array with object dtype to a regular 2D array of floats
 35,541  Python difference between randn and normal
 35,515  Faster numpy cartesian to spherical coordinate conversion?
 35,509  What is python's equivalent of R's NA?
 35,461  changing numpy array to float
 35,410  Getting No loop matching the specified signature and casting error
 35,398  How to convert python int into numpy.int64?
 35,385  SimpleJSON and NumPy array
 35,371  How to create a dynamic array
 35,354  finding the value of the min and max pixel
 35,336  Append a list of arrays as column to pandas Data Frame with same column indices
 35,279  Applying sqrt function on a column
 35,233  FutureWarning: Using a non-tuple sequence for multidimensional indexing is deprecated use `arr[tuple(seq)]` instead of `arr[seq]`
 35,213  Numpy reshape 1d to 2d array with 1 column
 35,168  Pass percentiles to pandas agg function
 35,143  save numpy array in append mode
 35,122  Efficient distance calculation between N points and a reference in numpy/scipy
 35,089  How to interpret the values returned by numpy.correlate and numpy.corrcoef?
 35,088  How to create a white image in Python?
 35,067  numpy: what is the logic of the argmin() and argmax() functions?
 35,061  numpy array with dtype Decimal?
 34,969  Pb converting a list of pandas.Series into a numpy array of pandas.Series
 34,929  NumPy: Pretty print tabular data
 34,917  Output different precision by column with pandas.DataFrame.to_csv()?
 34,868  Adding a background image to a plot with known corner coordinates
 34,827  median of pandas dataframe
 34,768  How to return all the minimum indices in numpy
 34,728  SciPy/Python install on Ubuntu
 34,727  How to get mini-batches in pytorch in a clean and efficient way?
 34,685  Deleting certain elements from numpy array using conditional checks
 34,677  ImportError: cannot import name '_validate_lengths'
 34,639  Concatenate Numpy arrays without copying
 34,633  What are the causes of overflow encountered in double_scalars besides division by zero?
 34,621  Python: Concatenate (or clone) a numpy array N times
 34,479  Collecting results from a loop that returns NumPy Arrays
 34,465  what does .dtype do?
 34,463  3d Numpy array to 2d
 34,435  Installing numpy on Docker Alpine
 34,426  Python : save dictionaries through [duplicate]
 34,317  How to find the groups of consecutive elements in a NumPy array
 34,274  Tensorflow: How to modify the value in tensor
 34,142  TypeError: only length-1 arrays can be converted to Python scalars with NUMPY
 34,140  Argmax of numpy array returning non-flat indices
 34,065  Filtering pandas dataframe with multiple Boolean columns
 34,048  Solving non-linear equations in python
 34,037  setting null values in a numpy array
 33,986  Saving prediction results to CSV
 33,977  IndexError: only integers, slices (`:`), ellipsis (` ... `), numpy.newaxis (`None`) and integer or boolean arrays are valid indices
 33,872  How to filter/smooth with SciPy/Numpy?
 33,854  NumPy selecting specific column index per row by using a list of indexes
 33,839  What's an efficient way to find if a point lies in the convex hull of a point cloud?
 33,838  How to load multiple images in a numpy array ?
 33,805  Constructing a Python set from a Numpy matrix
 33,794  Automatically import modules when entering the python or ipython interpreter
 33,788  cannot perform reduce with flexible type
 33,776  What does numpy.gradient do?
 33,769  numpy array concatenation error: 0-d arrays can't be concatenated
 33,704  Using python with Anaconda in Windows
 33,693  ValueError: Shape of passed values is (3, 27), indices imply (4, 27) # pandas DataFrame
 33,688  Overlay an image segmentation with numpy and matplotlib
 33,631  replace values in an array
 33,598  Why does it take ages to install Pandas on Alpine Linux
 33,586  numpy python 3.4.1 installation: Python 3.4 not found in registry
 33,457  Convert Numpy array to Pandas DataFrame column-wise (As Single Row)
 33,440  Why does multiprocessing use only a single core after I import numpy?
 33,423  How to convert Numpy array to Panda DataFrame
 33,398  Scipy sparse ...  arrays?
 33,356  Computing the correlation coefficient between two multi-dimensional arrays
 33,356  Chi squared test in Python
 33,323  interpolate 3D volume with numpy and or scipy
 33,304  Scatter plot with a huge amount of data
 33,282  'numpy.ndarray' object has no attribute 'index'
 33,245  Python: TypeError: unsupported operand type(s) for /: 'float' and 'list'
 33,222  Differences between numpy.random.rand vs numpy.random.randn in Python
 33,211  Slice 2d array into smaller 2d arrays
 33,204  Python numpy: cannot convert datetime64[ns] to datetime64[D] (to use with Numba)
 33,203  Does matplotlib have a function for drawing diagonal lines in axis coordinates?
 33,120  Numpy index slice without losing dimension information
 33,112  Optimal way to compute pairwise mutual information using numpy
 33,107  in Numpy, how to zip two 2-D arrays?
 33,056  Best way to initialize and fill an numpy array?
 33,031  convert numpy array to 0 or 1
 32,918  How to solve differential equation using Python builtin function odeint?
 32,863  How detect length of a numpy array with only one element?
 32,835  Parallelizing a Numpy vector operation
 32,761  numpy divide row by row sum
 32,754  Convert list of tuples to structured numpy array
 32,745  Numpy equivalent of Matlab's findpeaks function? [duplicate]
 32,740  Array elementwise operations
 32,737  `TypeError: invalid type promotion` when appending to a heterogeneous numpy array
 32,726  kmeans scatter plot: plot different colors per cluster
 32,725  Frequency plot in Python/Pandas DataFrame
 32,710  Deleting Elements from an array
 32,690  How to declare and fill an array in Python?
 32,660  Are numpy arrays passed by reference?
 32,644  What is the difference between numpy.fft and scipy.fftpack?
 32,623  How to resample a dataframe with different functions applied to each column?
 32,615  global name 'sqrt' not defined
 32,607  Quickest way to find the nth largest value in a numpy Matrix
 32,602  Coalesce values from 2 columns into a single column in a pandas dataframe
 32,570  Plotting with a transparent marker but non-transparent edge
 32,565  ImportError: No module named numpy
 32,535  How to delete an object from a numpy array without knowing the index
 32,515  Drawing Bounding box around given size Area contour
 32,456  how to implement tensorflow's next_batch for own data
 32,452  PIL: using fromarray() with binary data and writing coloured text
 32,444  write numpy ndarray to Image
 32,333  setting spacing between grouped bar plots in matplotlib
 32,315  How to randomly shuffle data and target in python?
 32,314  Python can't multiply sequence by non-int of type 'float'
 32,305  Are NumPy's math functions faster than Python's?
 32,232  How to slice a 2D Python Array? Fails with: ''TypeError: list indices must be integers, not tuple''
 32,172  Python (NumPy, SciPy), finding the null space of a matrix
 32,146  AttributeError: 'numpy.ndarray' object has no attribute 'append':Image processing example
 32,123  Inverting a numpy boolean array using ~
 32,090  Subsetting a 2D numpy array
 32,069  Size of data type using NumPy
 32,057  Inserting a row at a specific location in a 2d array in numpy?
 32,019  Numpy equivalent of if/else without loop
 31,957  python - invalid value encountered in log
 31,936  Installing NumPy with pip fails on Ubuntu
 31,935  Matplotlib: save plot to numpy array
 31,902  Still can't install scipy due to missing fortran compiler after brew install gcc on Mac OS X
 31,864  HDF5 file created with h5py can't be opened by h5py
 31,849  Get first and second highest values in pandas columns
 31,777  Convert numpy.nd array to json [duplicate]
 31,772  How can I turn a flat list into a 2D array in python?
 31,768  Save Numpy Array using Pickle
 31,764  Flatten numpy array
 31,754  numpy loadtxt skip first row
 31,692  How to 'turn off' blurry effect of imshow() in matplotlib?
 31,685  Python - Efficient way to add rows to dataframe
 31,668  Python finite difference functions?
 31,611  Error ''TypeError: type numpy.ndarray doesn't define __round__ method''
 31,606  Numpy error: Singular matrix
 31,602  Equivalent of Numpy.argsort() in basic python? [duplicate]
 31,600  Upgrade to numpy 1.8.0 on Ubuntu 12.04
 31,567  How do I calculate PDF (probability density function) in Python?
 31,555  NumPy, PIL adding an image
 31,551  list memory usage in ipython and jupyter
 31,539  How to change column names in pandas Dataframe using a list of names?
 31,354  I am getting a warning <RuntimeWarning: invalid value encountered in sqrt>
 31,265  Fastest save and load options for a numpy array
 31,257  Convert numpy array to pandas dataframe
 31,254  Vectorized way of calculating row-wise dot product two matrices with Scipy
 31,253  numpy array creating with a sequence
 31,238  Find matching rows in 2 dimensional numpy array
 31,228  'numpy.ndarray' object has no attribute 'values'
 31,220  NumPy loadtxt data type
 31,213  Get coordinates of local maxima in 2D array above certain value
 31,181  plotting a histogram on a Log scale with Matplotlib
 31,149  Cannot convert array to floats python
 31,145  AttributeError: 'tuple' object has no attribute 'shape'
 31,142  unhashable type: 'numpy.ndarray' error in tensorflow
 31,122  AttributeError: module 'numpy' has no attribute '__version__'
 31,049  How to raise a numpy array to a power? (corresponding to repeated matrix multiplications, not elementwise)
 31,045  Python/Scipy 2D Interpolation (Non-uniform Data)
 30,956  Matrix multiplication, solve Ax = b solve for x
 30,951  Convolve2d just by using Numpy
 30,923  Adding a vector to matrix rows in numpy
 30,902  How to surface plot/3d plot from dataframe?
 30,868  FFT-based 2D convolution and correlation in Python
 30,845  Display MNIST image using matplotlib [duplicate]
 30,800  Append 2D array to 3D array, extending third dimension
 30,759  Use Numpy to convert rgb pixel array into grayscale [duplicate]
 30,708  How do I use a minimization function in scipy with constraints
 30,694  How to solve the AttributeError:'list' object has no attribute 'astype'?
 30,681  Why can't I suppress numpy warnings
 30,660  Numpy is installed but still getting error
 30,630  Python: intersection indices numpy array
 30,614  How to sort in descending order with numpy?
 30,589  Extract Specific RANGE of columns in numpy array Python
 30,581  OpenCV 4 TypeError: Expected cv::UMat for argument 'labels'
 30,555  How to read data into TensorFlow batches from example queue?
 30,529  How to write simple geometric shapes into numpy arrays
 30,491  assigning points to bins
 30,458  Comparing previous row values in Pandas DataFrame
 30,421  Importing sound files into Python as NumPy arrays (alternatives to audiolab)
 30,355  What is the correct way to change image channel ordering between channels first and channels last?
 30,348  Saving dictionary of numpy arrays
 30,348  How to apply a disc shaped mask to a NumPy array?
 30,225  Can't update to numpy 1.13 with anaconda?
 30,220  Find all local Maxima and Minima when x and y values are given as numpy arrays
 30,132  Print an integer array as hexadecimal numbers
 30,070  polynomial regression using python
 30,047  which is faster for load: pickle or hdf5 in python [closed]
 30,027  Rounding entries in a Pandas DafaFrame
 30,005  How to make numpy.argmax return all occurrences of the maximum?
 29,986  Install NumPy for Python 3.5
 29,986  Install NumPy for Python 3.5
 29,944  TypeError: src is not a numpy array, neither a scalar
 29,923  multithreaded blas in python/numpy
 29,902  Distance between point and a line (from two points)
 29,888  Reverse sort and argsort in python
 29,888  Cross product of a vector in NumPy
 29,866  plotting a 2D matrix in python, code and most useful visualization
 29,863  numpy undefined symbol: PyFPE_jbuf
 29,859  How to read part of binary file with numpy?
 29,856  How to change numpy array into grayscale opencv image
 29,779  NumPy and SciPy - Difference between .todense() and .toarray()
 29,767  NumPy version of ''Exponential weighted moving average'', equivalent to pandas.ewm().mean()
 29,766  Get indices of elements that are greater than a threshold in 2D numpy array
 29,757  Get mean value avoiding nan using numpy in python [duplicate]
 29,744  Value error: Input arrays should have the same number of samples as target arrays. Found 1600 input samples and 6400 target samples
 29,741 dimensions not aligned
 29,699  Sort array's rows by another array in Python
 29,686  Why are NumPy arrays so fast?
 29,657  python opencv TypeError: Layout of the output array incompatible with cv::Mat
 29,638  Numpy/Python Array Value error
 29,592  How to set the precision on str(numpy.float64)?
 29,569  How do I create character arrays in numpy?
 29,522  Calling a lambda with a numpy array
 29,517  How to convert list of model objects to pandas dataframe?
 29,512  How to display progress of scipy.optimize function?
 29,503  Python Array Slice With Comma?
 29,496  Python MemoryError when doing fitting with Scikit-learn
 29,441  AttributeError: 'Tensor' object has no attribute 'numpy'
 29,399  How to pad with zeros a tensor along some axis (Python)
 29,392  How to use datasets.fetch_mldata() in sklearn?
 29,333  Fitting to Poisson histogram
 29,311  What is a ''scalar'' in numpy?
 29,311  Dumping numpy array into an excel file
 29,241  How do I remove the first and last rows and columns from a 2D numpy array?
 29,229  pandas.read_csv from string or package data
 29,222  Pandas: Read specific Excel cell value into a variable
 29,221  Replacing row values in pandas
 29,210  NumPy save some arrays at once
 29,180  Python 3.4 and 2.7: Cannot install numpy package for python 3.4
 29,174  filename.whl is not a supported wheel on this platform
 29,119  Adding columns to matrix in python
 29,106  Numpy warning:Casting Complex to real discards imaginary part
 29,099  Generating Symmetric Matrices in Numpy
 29,094  numpy/scipy/ipython:Failed to interpret file as a pickle
 29,091  How to create identity matrix with numpy
 29,058  Saving Matplotlib graphs to image as full screen
 29,043  difference between np.inf and float('Inf')
 29,001  ImportError: DLL load failed when importing Numpy installed in conda virtual environment
 28,972  Interweaving two numpy arrays
 28,948  numpy corrcoef - compute correlation matrix while ignoring missing data
 28,939  Difference between and np.multiply with np.sum in binary cross-entropy loss calculation
 28,904  Calculate Matrix Rank using scipy
 28,877  Weird behaviour initializing a numpy array of string data
 28,832  Pandas replacing elements not working
 28,818  How to vertically concatenate two arrays in Python? [duplicate]
 28,804  Swapping the dimensions of a numpy array
 28,803  sampling random floats on a range in numpy
 28,797  Python Numpy - Complex Numbers - Is there a function for Polar to Rectangular conversion?
 28,794  how to save an array as a grayscale image with matplotlib/numpy?
 28,719  matplotlib - extracting data from contour lines
 28,677  `AttributeError: rint` when using numpy.round
 28,658  Defining a white noise process in Python
 28,653  NumPy/OpenCV 2: how do I crop non-rectangular region?
 28,620  How do I stack vectors of different lengths in NumPy?
 28,618  Remove one value from a NumPy array
 28,618  how to do circular shift in numpy
 28,588  NumPy append vs concatenate
 28,568  orthogonal projection with numpy
 28,525  numpy convert categorical string arrays to an integer array
 28,500  Saving an imshow-like image while preserving resolution
 28,492  Matplotlib figure to image as a numpy array
 28,474  Using strides for an efficient moving average filter
 28,471  How can I release memory after creating matplotlib figures
 28,469  how to plot streamlines , when i know u and v components of velocity(numpy 2d arrays), using a plotting program in python?
 28,468  When importing tensorflow, I get the following error: No module named 'numpy.core._multiarray_umath'
 28,446  Read HDF5 file into numpy array
 28,444  How to read .npy files in Matlab
 28,444  check if numpy array is multidimensional or not
 28,434  How do I transform a ''SciPy sparse matrix'' to a ''NumPy matrix''?
 28,378  create a multichannel zeros mat in python with cv2
 28,330  how to plot ohlc candlestick with datetime in matplotlib?
 28,325  How much time does take train SVM classifier?
 28,322  AttributeError: 'numpy.float64' object has no attribute 'log10'
 28,301  remove a specific column in numpy
 28,288  How to convert the output of meshgrid to the corresponding array of points?
 28,271  How to fit polynomial to data with error bars
 28,250  Multiple conditions using 'or' in numpy array
 28,217  python newbie: importing numpy module in eclipse
 28,209  np.random.rand vs np.random.random
 28,182  Map each list value to its corresponding percentile
 28,173  Counting Cars OpenCV + Python Issue
 28,121  How to install scipy misc package
 28,112  Save multiple arrays to a csv file with column names
 28,109  how to perform max/mean pooling on a 2d array using numpy
 28,087  Installed Python Modules - Python can't find them
 28,073  How to convert from boolean array to int array in python
 28,045  concatenate numpy arrays which are elements of a list
 28,027  Is there support for sparse matrices in Python?
 27,999  'numpy.ndarray' object has no attribute 'read'
 27,993  No module named cv
 27,921  python & numpy: sum of an array slice
 27,892  Converting categorical values to binary using pandas
 27,885  Numpy: For every element in one array, find the index in another array
 27,878  Why is my plt.savefig is not working?
 27,823  IndexError: index 2 is out of bounds for axis 0 with size 2
 27,800  selecting across multiple columns with python pandas?
 27,781  What is the difference between size and count in pandas?
 27,772  How to use numpy with 'None' value in Python?
 27,770  Convert numpy, list or float to string in python
 27,762  Calculating Pearson correlation
 27,754  Slicing Nested List
 27,747  How to get the highest element in absolute value in a numpy matrix?
 27,727  Rolling window for 1D arrays in Numpy?
 27,698  Counting non-zero elements within each row and within each column of a 2D NumPy array
 27,684  Implement Relu derivative in python numpy
 27,680  Installing lapack for numpy
 27,630  Numpy flatten RGB image array
 27,611  IndexError: boolean index did not match indexed array along dimension 0
 27,601  How to extract an arbitrary line of values from a numpy array?
 27,555  Numpy error: invalid value encountered in power
 27,535  Conjugate transpose operator ''.H'' in numpy
 27,529  convert binary string to numpy array
 27,495  Identifying numeric and array types in numpy
 27,478  More efficient matplotlib stacked bar chart - how to calculate bottom values
 27,411  TypeError: 'bool' object is not subscriptable Python 3
 27,392  Apply function on each row (row-wise) of a NumPy array
 27,341  Attribute error while using opencv for face recognition
 27,332  Python array to 1-D Vector
 27,310  Is ''norm'' equivalent to ''Euclidean distance''?
 27,266  Plot NetworkX Graph from Adjacency Matrix in CSV file
 27,266  Can't reshape numpy array
 27,211  Fitting data using UnivariateSpline in scipy python
 27,202  python numpy roll with padding
 27,200  Using moviepy, scipy and numpy in amazon lambda
 27,160  How to add a scalar to a numpy array within a specific range?
 27,140  Turning a Pandas Dataframe to an array and evaluate Multiple Linear Regression Model
 27,120  Using lambda if condition on different columns in Pandas dataframe
 27,066  TypeError: zip argument #2 must support iteration
 27,061  Stratified Sampling in Pandas
 27,056  Error:numpy.narray object not callable
 27,051  Immutable numpy array?
 27,042  How to turn Numpy array to set efficiently?
 27,040  assigning values in a numpy array
 27,003  What is the name parameter in Pandas Series?
 26,964  How to get faster code than for matrix multiplication?
 26,955  Mean Squared error in Python
 26,946  Draw polygons more efficiently with matplotlib
 26,939  How to convert data values into color information for matplotlib?
 26,930  Resample time series in pandas to a weekly interval
 26,928  python, numpy boolean array: negation in where statement
 26,887  Copy numpy array into part of another array
 26,877  Numpy, problem with long arrays
 26,871  How to convert one-hot encodings into integers?
 26,851  TypeError: Mismatch between array dtype ('float64') and format specifier
 26,824  pandas ValueError: numpy.dtype has the wrong size, try recompiling
 26,815  Found array with 0 sample(s) (shape=(0, 40)) while a minimum of 1 is required
 26,808  filtering lines in a numpy array according to values in a range
 26,804  Not plotting 'zero' in matplotlib or change zero to None [Python]
 26,795  Convert a space delimited file to comma separated values file in python
 26,776  Numpy 'where' on string
 26,772  Manually set color of points in legend
 26,751  Numpy error: shape mismatch
 26,748  Deep copy of a np.array of np.array
 26,736  making square axes plot with log2 scales in matplotlib
 26,713  clearing elements of numpy array
 26,687  How does NumPy Sum (with axis) work?
 26,649  Fitting a Gaussian to a histogram with MatPlotLib and Numpy - wrong Y-scaling?
 26,598  add a comma between the elements of a numpy array
 26,562  How to import itertools in Python 3.3.2
 26,556  Annotate Time Series plot in Matplotlib
 26,551  The truth value of an array with more than one element is ambiguous. Use a.any() or a.all()
 26,537  How to specify upper and lower limits when using numpy.random.normal
 26,504  Checking if a matrix is symmetric in Numpy
 26,488  How to iterate 1d NumPy array with index and value [duplicate]
 26,486  Regression with Date variable using Scikit-learn
 26,446  convert numpy string array into int array [duplicate]
 26,406  Why does PyCharm give unresolved reference errors on some Numpy imports?
 26,401  Where does next_batch in the TensorFlow tutorial batch_xs, batch_ys = mnist.train.next_batch(100) come from?
 26,386  Python: Add a column to numpy 2d array
 26,368  What is vectorization? [closed]
 26,348  Calling statistics functions from Scipy
 26,335  Slicing arrays in Numpy / Scipy
 26,272  Gradient calculation with python
 26,224  What does dtype=object mean while creating a numpy array?
 26,120  numpy.void type - how to use it?
 26,118  How to Get an Average Pixel Value of a Gray Scale Image in Python Using PIL\Numpy?
 26,086  numpy savetxt formatted as integer is not saving zeroes
 26,052  Get the mean across multiple Pandas DataFrames
 26,046  How to read numbers in python from csv file?
 26,040  TypeError: 'numpy.float64' object is not callable?
 26,002  string representation of a numpy array with commas separating its elements
 25,984  Installing NumPy
 25,949  What's the best way to sum all values in a Pandas dataframe?
 25,933  Convert array of string (category) to array of int from a pandas dataframe
 25,928  Multiplying Numpy/Scipy Sparse and Dense Matrices Efficiently
 25,916  Averaging over every n elements of a numpy array
 25,905  Numpy modify array in place?
 25,903  Installing numpy for Python 2.7 while also having Python 3.4 installed?
 25,883  find time shift between two similar waveforms
 25,868  numpy.array boolean to binary?
 25,866  Linear regression with pandas dataframe
 25,848  Passing Numpy arrays to a C function for input and output
 25,782  Sending a C++ array to Python and back (Extending C++ with Numpy)
 25,681  PIL Cannot Handle This Data Type
 25,677  How to convert an object array to a normal array in python
 25,651  TypeError: Object of type 'float32' is not JSON serializable [duplicate]
 25,617  What does np.r_ do (numpy)?
 25,589  pylab histogram get rid of nan
 25,499  Convert numpy type to python
 25,492  How to filter numpy array by list of indices?
 25,459  Function of Numpy Array with if-statement
 25,454  Calculate overlapped area between two rectangles
 25,402  How to append data to one specific dataset in a hdf5 file with h5py
 25,402  Gaussian Smoothing an image in python
 25,397  Using Numpy to find Mean,Median,Mode or Range of inputted set of numbers
 25,321  Minimum value on a 2d array python
 25,302  set very low values to zero in numpy
 25,285  LinAlgError: Last 2 dimensions of the array must be square
 25,266  File path name for NumPy's loadtxt()
 25,247  Ignore divide by 0 warning in NumPy
 25,227  Computation of Kullback-Leibler (KL) distance between text-documents using numpy
 25,226  Numpy transpose not giving expected result
 25,211  Downsample a 1D numpy array
 25,210  Summation Evaluation in python
 25,149  Find out the percentage of missing values in each column in the given dataset
 25,141  How to multiply two vector and get a matrix?
 25,132  ''synonym of type is deprecated; in a future version of numpy, it will be understood as (type, (1,)) / '(1,)type'.'' problem in TensorFlow
 25,128  How to fix ''TypeError: len() of unsized object''
 25,126  TypeError: unsupported operand type(s) for -: 'numpy.ndarray' and 'numpy.ndarray'
 25,125  Python - Interpolation 2D array for huge arrays
 25,119  Numpy: Should I use newaxis or None?
 25,116  How do you reduce the dimension of a numpy array?
 25,102  Fastest pairwise distance metric in python
 25,074  ValueError: x and y must have same first dimension when plotting
 25,068  Java equivalent for the Numpy multi-dimensional object
 25,037  Better rounding in Python's NumPy.around: Rounding NumPy Arrays
 25,025  RuntimeWarning: Divide by Zero error: How to avoid? PYTHON, NUMPY
 25,017  Numpy transpose multiplication problem
 25,012  Does setting numpy arrays to None free memory?
 24,998  Python Pandas Only Compare Identically Labeled DataFrame Objects
 24,998  Matplotlib scatter plot with unknown error
 24,980  How to ''scale'' a numpy array?
 24,971  Use numpy to mask an image with a pattern?
 24,961  What is dimension order of numpy shape for image data?
 24,959  Swap two values in a numpy array.
 24,897  Getting ''error: Unable to find vcvarsall.bat'' when running ''pip install numpy'' on windows7 64bit
 24,892  Numpy vs Cython speed
 24,886  Load CSV to Pandas MultiIndex DataFrame
 24,875  Read a binary file using Numpy fromfile and a given offset
 24,843  extrapolating data with numpy/python
 24,835  How to get type of multidimensional Numpy array elements in Python
 24,827  Why does my python process use up so much memory?
 24,818  Plot equation showing a circle
 24,808  How to overwrite array inside h5 file using h5py
 24,802  Sorting a 2D numpy array by multiple axes
 24,789  Simple wrapping of C code with cython
 24,784  how to get the index of numpy.random.choice? - python
 24,758  Numpy: Drop rows with all nan or 0 values
 24,757  Remove special characters in pandas dataframe
 24,731  matplotlib.pyplot - fix only one axis limit, set other to auto
 24,724  Translate every element in numpy array according to key
 24,680  Python: DeprecationWarning: elementwise == comparison failed; this will raise an error in the future
 24,660  How to make sure the numpy BLAS libraries are available as dynamically-loadable libraries?
 24,603  How can I ''zip sort'' parallel numpy arrays?
 24,600  Share Large, Read-Only Numpy Array Between Multiprocessing Processes
 24,599  selecting rows in numpy ndarray based on the value of two columns
 24,578  numpy: formal definition of ''array_like'' objects?
 24,575  Indexes of elements in NumPy array that satisfy conditions on the value and the index
 24,527  how to return numpy.array from boost::python?
 24,520  Is there a difference in computation for Numpy vs Pandas?
 24,506  ValueError: negative dimensions are not allowed
 24,479  how to install scipy for python?
 24,471  Is there a test suite for numpy / scipy?
 24,465  python np.round() with decimal option larger than 2
 24,451  Python enumerate through 2D array in numpy [duplicate]
 24,440  Convert map object to numpy array in python 3
 24,438  How to avoid overlapping of labels & autopct in a matplotlib pie chart?
 24,369  Python Numpy Installation Windows 10 64-bit
 24,365  Filter out nan rows in a specific column
 24,331  Dot product of a vector in SciPy/NumPy (getting ValueError: objects are not aligned)
 24,318  Fastest Way to generate 1,000,000+ random numbers in python
 24,315  bounding box of numpy array
 24,309  How to draw line inside a scatter plot
 24,297  windows, ImportError: DLL load failed: The specified module could not be found
 24,295  Efficient creation of numpy arrays from list comprehension and in general
 24,289  ImportError: Missing required dependencies ['numpy']
 24,279  Python insert numpy array into sqlite3 database
 24,277  Bin values based on ranges with pandas
 24,269  Python out of memory on large CSV file (numpy)
 24,268  numpy second derivative of a ndimensional array
 24,253  How does Lru_cache (from functools) Work?
 24,240  SciPy optimize.fmin ValueError: zero-size array to reduction operation maximum which has no identity
 24,209  Removing duplicate columns and rows from a NumPy  2D array
 24,201  Pixel neighbors in 2d array (image) using Python
 24,169  Fastest way to compute k largest eigenvalues and corresponding eigenvectors with numpy
 24,167  Polar contour plot in matplotlib - best (modern) way to do it?
 24,164  PermissionError: [Errno 13] Permission denied: 'C:\\Program Files\\Python35\\Lib\\site-packages\\'
 24,153  Start, End and Duration of Maximum Drawdown in Python
 24,107  pandas data frame transform INT64 columns to boolean
 24,078  Python: ValueError: invalid literal for float():
 24,069  Difference on performance between numpy and matlab
 24,053  Using Python for iOS programming [duplicate]
 24,052  How I can i conditionally change the values in a numpy array taking into account nan numbers?
 24,044  Create Multidimensional Zeros Python
 24,040  sklearn issue: Found arrays with inconsistent numbers of samples when doing regression
 24,032  numpy/scipy equivalent of R ecdf(x)(x) function?
 24,006  threshold in 2D numpy array
 23,982  Numpy minimum in (row, column) format
 23,974  unsupported operand type(s) for *: 'numpy.ndarray' and 'numpy.float64'
 23,971  Create vertical NumPy arrays in Python
 23,956  Why are 0d arrays in Numpy not considered scalar?
 23,951  Appending a matrix to an existing file using numpy
 23,935  numpy ValueError shapes not aligned
 23,927  Complex number troubles with numpy
 23,897  Import Error: No module named numpy Anaconda
 23,869  Min-max normalisation of a NumPy array
 23,853  Fastest way to generate delimited string from 1d numpy array
 23,827  How do I print an aligned numpy array with (text) row and column labels?
 23,811  numpy reverse multidimensional array
 23,724  ValueError: Unknown label type: 'continuous'
 23,669  TypeError: unsupported operand type(s) for &: 'float' and 'numpy.float64' [duplicate]
 23,667  What is :: (double colon) in numpy like in myarray[0::3]? [duplicate]
 23,664  Is the order of a Python dictionary guaranteed over iterations?
 23,629  Indexing a numpy array with a list of tuples
 23,622  Getting data from ctypes array into numpy
 23,621  index 1 is out of bounds for axis 0 with size 1
 23,594  Scikit-Learn's Pipeline: A sparse matrix was passed, but dense data is required
 23,590  Maximum allowed value for a numpy data type
 23,564  Transpose of a vector using numpy
 23,546  How to install pip on python 3.6, not the default python 2.7?
 23,544  Get all permutations of a numpy array
 23,501  Install python-numpy in the Virtualenv environment
 23,471  Converting datetime string to datetime in numpy (python)
 23,465  resize with averaging or rebin a numpy 2d array
 23,464  How to convert RGB PIL image to numpy array with 3 channels?
 23,431  Compute the Jacobian matrix in Python
 23,428  Finding index of maximum value in array with NumPy
 23,413  Which kind of interpolation best for resizing image?
 23,380  adjusting heights of individual subplots in matplotlib in Python
 23,378  How to see top n entries of term-document matrix after tfidf in scikit-learn
 23,371  How to split a matrix into 4 blocks using numpy?
 23,370  Working with big data in python and numpy, not enough ram, how to save partial results on disc?
 23,360  What is the difference between numpy var() and statistics variance() in python?
 23,357  Merging a list of numpy arrays into one array (fast)
 23,309  NumPy for Python 2.7 on 64 bit Windows [duplicate]
 23,304  drawing circles on image with matplotlib and numpy
 23,296  How to convert numpy matrix to cv2 image [python]
 23,256  Install numpy in Python virtualenv
 23,237  Is there an analysis speed or memory usage advantage to using HDF5 for large array storage (instead of flat binary files)?
 23,234  Get intersecting rows across two 2D numpy arrays
 23,222  find row or column containing maximum value in numpy array
 23,214  Euler's method in python
 23,209  How to load a list of numpy arrays to pytorch dataset loader?
 23,203  How to slice an image into red, green and blue channels with misc.imread
 23,156  Find phase difference between two (inharmonic) waves
 23,143  Change the values of a NumPy array that are NOT in a list of indices
 23,117  How to find most frequent values in numpy ndarray?
 23,096  savetxt How change the type from float64 to int or double
 23,085  Python 32-bit memory limits on 64bit windows
 23,084  Rounding to significant figures in numpy
 23,082  Growing matrices columnwise in NumPy
 23,068  Row exchange in Numpy [duplicate]
 23,051  multiple conditions in numpy.where [duplicate]
 23,046  Can't call strftime on numpy.datetime64, no definition
 23,032  Python Numpy Poisson Distribution
 22,996  Permission denied when uninstalling numpy with pip
 22,977  How do I combine two numpy arrays element wise in python?
 22,976  ValueError: operands could not be broadcast together with shapes (224,224) (180,180)
 22,951  Pythonic way to import data from multiple files into an array
 22,937  `Sudo pip install matplotlib` fails to find freetype headers. [OS X Mavericks / 10.9] [closed]
 22,931  calculating Gini coefficient in Python/numpy
 22,911  Ambiguity in Pandas Dataframe / Numpy Array ''axis'' definition
 22,905  Numpy Array to base64 and back to Numpy Array - Python
 22,905  Numpy Array Get row index searching by a row
 22,899  How to write a numpy array to a csv file?
 22,855  Sort using argsort in python
 22,842  How to represent inf or -inf in Cython with numpy?
 22,816  Passing arguments to fsolve
 22,807  Complex matlab-like data structure in python (numpy/scipy)
 22,764  Fastest 2D convolution or image filter in Python
 22,760  numpy: Efficiently avoid 0s when taking log(matrix)
 22,748  How to detect lines accurately using HoughLines transform in openCV python?
 22,746  How to retain column headers of data frame after Pre-processing in scikit-learn
 22,745  open .raw image data using python
 22,740  How to Calculate Centroid in python
 22,739  How to convert a numpy array from 'float64' to 'float'
 22,729  How to load an image and show the image using keras?
 22,728  Creating a Distance Matrix?
 22,712  Using Python to replace MATLAB: how to import data?
 22,693  Numpy grouping using itertools.groupby performance
 22,683  numpy : calculate the derivative of the softmax function
 22,623  Python: write a wav file into numpy float array
 22,601  Python: ValueError: setting an array element with a sequence
 22,590  How to find linearly independent rows from a matrix
 22,588  How to fix ''ValueError: Expected 2D array, got 1D array instead'' in sklearn/python?
 22,582  'numpy.ndarray' object has no attribute 'remove'
 22,566  Can't find package on Anaconda Navigator. What to do next?
 22,565  Set multi column index in pandas
 22,552  Grab unique tuples in python list, irrespective of order
 22,525  FFT real/imaginary/abs parts interpretation
 22,494  Faster way to loop through every pixel of an image in Python?
 22,464  Get original indices of a sorted Numpy array
 22,438  How to install numpy and scipy for Ironpython27? Old method doesn't work
 22,424  Python: What is the difference between math.exp and numpy.exp and why do numpy creators choose to introduce exp again
 22,424  How to create 0x0 Numpy array?
 22,414  Import numpy with python 2.6
 22,382  How do I subtract the previous row from the current row in a pandas dataframe and apply it to every row; without using a loop?
 22,350  ImportError: No module named backend_tkagg
 22,348  Reading binary data into pandas
 22,335  How to iterate over columns of a matrix?
 22,311  What is the difference between native int type and the types?
 22,307  How to convert array to list? [duplicate]
 22,302  Numpy.dtype has the wrong size, try recompiling
 22,298  Left Matrix Division and Numpy Solve
 22,276  Installing numpy for Windows 10: Importing the multiarray numpy extension module failed
 22,249  python - how to append numpy array to a pandas dataframe
 22,245  Failed to interpret file %s as a pickle when loading an npy array
 22,238  Improving FFT performance in Python
 22,213  Plotting dates with sharex=True leads to ValueError: ordinal must be >= 1
 22,209  ValueError: matrices are not aligned
 22,199  How to generate 2d numpy array?
 22,197  Plotting histogram using seaborn for a dataframe
 22,196  Fitting a line in 3D
 22,164  Waterfall plot python?
 22,157  Append a 1d array to a 2d array in Numpy Python
 22,131  Convert python list with None values to numpy array with nan values
 22,124  How to convert numpy object array into str/unicode array?
 22,118  how to smooth a curve in python
 22,089  How update numpy 1.11 on Windows
 22,052  How to get a normal distribution within a range in numpy?
 22,040  Rotate numpy 2D array
 22,021  Install Numpy on Mac OS X Lion 10.7
 22,004  List comprehension, map, and numpy.vectorize performance
 21,991  Linear Interpolation using numpy.interp
 21,987  Plotting a polynomial in Python
 21,984  ImportError: No module named cv2
 21,970  How to check if a variable is either a python list, numpy array or pandas series
 21,944  Normalizing rows of a matrix python
 21,944  Concatenate sparse matrices in Python using SciPy/Numpy
 21,942  Reading Data in Columns Python 2.7.3
 21,899  In numpy.sum() there is parameter called ''keepdims''. What does it do?
 21,867  What does matrix**2 mean in python/numpy?
 21,857  Block tridiagonal matrix python
 21,851  How do I do conditional array arithmetic on a numpy array?
 21,835  matplotlib: ''TypeError: Image data can not convert to float'' for what look like a fine matrix
 21,801  Mixed types of elements in DataFrame's column
 21,795  OpenCV TypeError: contour is not a numpy array, neither a scalar
 21,792  Should I use `random.seed` or `numpy.random.seed` to control random number generation in `scikit-learn`?
 21,789  error of install numpy on linux red hat
 21,789  AttributeError list object has no attribute add
 21,752  Checking user input using isnan function of NumPy
 21,744  Cannot convert list to array: ValueError: only one element tensors can be converted to Python scalars
 21,681  comparing numpy arrays containing NaN
 21,676  numpy array assignment problem
 21,659  TensorFlow: using a tensor to index another tensor
 21,656  Reversed array in numpy?
 21,645  sigmoidal regression with scipy, numpy, python, etc
 21,644  Pandas dataframe: how to apply describe() to each group and add to new columns?
 21,644  numpy-like package for node
 21,622  Weighted moving average in python
 21,612  Why isn't pip updating my numpy and scipy?
 21,574  Python: Numpy standard deviation error
 21,557  convert image from CV_64F to CV_8U
 21,554  Coordinates of item on NumPy array
 21,541  How to plot scikit learn classification report?
 21,513  In numpy, what does selection by [:,None] do?
 21,492  NumPy - Faster way to implement threshold value ceiling
 21,491  Creating numpy array of custom objects gives error ''SystemError: error return without exception set''
 21,480  Cannot uninstall 'numpy'
 21,465  Compress numpy arrays efficiently
 21,445  How to extract points from a graph?
 21,436  Loading a dataset from file, to use with sklearn/numpy, including labels
 21,431  Find nth smallest element in numpy array [duplicate]
 21,412  Minimize function with parameters
 21,399  Difference between, np.int_, int, and np.int_t in cython?
 21,393  To extract non-nan values from multiple rows in a pandas dataframe
 21,391  Select multiple ranges of columns in Pandas DataFrame
 21,390  How to install in python 3.4 - .whl files
 21,369  Concatenate two numpy arrays in the 4th dimension
 21,367  How do I select an element in array column of a data frame?
 21,366  Sum one row of a NumPy array
 21,364  Unpack NumPy array by column
 21,341  Efficient & pythonic check for singular matrix
 21,341  Access array contents from a .mat file loaded using - python
 21,326  How to install NumPy on Windows 64?
 21,295  Python - Calculate histogram of image
 21,294  Using a sparse matrix versus numpy array
 21,290  IndexError: index 10 is out of bounds for axis 0 with size 10
 21,261  MAPE calculation in python
 21,258  How to filter a numpy array using another array's values?
 21,251  interpolation with python numpy
 21,203  Interpolation over an irregular grid
 21,148  sparse 3d matrix/array in Python?
 21,143  NumPy append vs Python append
 21,139  Python Reshape 3d array into 2d
 21,129  how to shade points in scatter based on colormap in matplotlib?
 21,127  What are some python libraries that use finite elements to solve structural two and three dimensional frames? [closed]
 21,114  How do pandas Rolling objects work?
 21,089  numpy - evaluate function on a grid of points
 21,042  Python 3: Multiply a vector by a matrix without NumPy
 21,041  How can I retrieve the current seed of NumPy's random number generator?
 21,033  Convert structured array to regular NumPy array
 21,032  How to apply Box-Cox transformation in Python?
 21,023  Pandas error: 'DataFrame' object has no attribute 'loc'
 21,008  extracting numpy array from Pyspark Dataframe
 21,000  matplotlib plot csv file of all columns
 20,996  Numpy Adding two vectors with different sizes
 20,966  Can't convert dates to datetime64
 20,939  Explain why numpy should not be imported from source directory
 20,926  plot a document tfidf 2D graph
 20,918  Python numpy compute first eigenvalue and eigenvector
 20,910  Create a dynamic 2D numpy array on the fly
 20,902  Multivariate spline interpolation in python/scipy?
 20,901  Flip x and y axes for Matplotlib imshow()
 20,893  Converting image from RGB to HSV color space
 20,887  Why isn't `curve_fit` able to estimate the covariance of the parameter if the parameter fits exactly?
 20,877  TensorFlow strings: what they are and how to work with them
 20,860  How to merge multiple arrays in python?
 20,856  Python - read text file with weird utf-16 format
 20,838  Read CSV file with semicolon as delimiter
 20,824  What is the preferred way to preallocate NumPy arrays?
 20,781  Concatenate (join) a NumPy array with a pandas DataFrame
 20,767  Remove mean from numpy matrix
 20,737  How to find the index of an array within an array
 20,734  Nearest Neighbor Search: Python
 20,727  How to reduce an image size in image processing (scipy/numpy/python)
 20,710  Cannot get histogram to show separated bins with vertical lines
 20,710  Apply a function to each row of a ndarray
 20,708  numpy bytes to plain string
 20,692  Matrix indexing in Numpy
 20,684  Opencv Python display raw image
 20,684  How do I find out if a numpy array contains integers?
 20,681  Improve Row Append Performance On Pandas DataFrames
 20,669  How to import Scipy and Numpy in Python?
 20,666  Save numpy array as image with high precision (16 bits) with scikit-image
 20,659  Is there a standard solution for Gauss elimination in Python?
 20,657  Scipy rotate and zoom an image without changing its dimensions
 20,632  Is there a head and tail method for Numpy array?
 20,610  How to make the angles in a matplotlib polar plot go clockwise with 0&deg; at the top?
 20,610  Histogram matching of two images in Python 2.x?
 20,606  What is the difference between dtype= and .astype() in numpy?
 20,560  how to zscore normalize pandas column with nans?
 20,524  Cython Compilation Error: dynamic module does not define module export function
 20,500  Delete columns from numpy array depending on a condition on a single cell
 20,498  Matplotlib imshow/matshow display values on plot
 20,487  TypeError: iteration over a 0-d array Python
 20,450  How to get reproducible results in keras
 20,445  Need help solving a second order non-linear ODE in python
 20,438  PyTorch memory model: ''torch.from_numpy()'' vs ''torch.Tensor()''
 20,432  numpy divide along axis
 20,419  Convert class 'pandas.indexes.numeric.Int64Index' to numpy
 20,408  vectorize conditional assignment in pandas dataframe
 20,389  Turn 2D NumPy array into 1D array for plotting a histogram
 20,386  TypeError: sparse matrix length is ambiguous; use getnnz() or shape[0] while using RF classifier?
 20,386  RuntimeWarning: invalid value encountered in maximum
 20,383  ValueError: 'axis' entry is out of bounds // numpy
 20,363  How to read image from in memory buffer (StringIO) or from url with opencv python library
 20,355  Pandas - grouping intra day timeseries by date
 20,341  How to select all elements in a NumPy array except for a sequence of indices [duplicate]
 20,333  Error installing numpy
 20,324  How to add names to a numpy array without changing its dimension?
 20,312  Numpy:zero mean data and standardization
 20,312  Image smoothing in Python
 20,294  MemoryError when creating a very large numpy array [duplicate]
 20,278  Opencv draws numpy.zeros as a gray image
 20,273  Cannot get minor grid lines to appear in matplotlib figure
 20,261  View onto a numpy array?
 20,254  Convert pandas dataframe to numpy array - which approach to prefer? [duplicate]
 20,251  Crop a Bounding Box from an Image which is a Numpy Array
 20,249  Histogram equalization of grayscale images with NumPy
 20,223  What does the error ''int object has no attribute __getitem__'' mean for this code?
 20,221  What is the difference between the types <type 'numpy.string_'> and <type 'str'>?
 20,210  plotting with meshgrid and imshow
 20,200  For loop and 'numpy.float64' object is not iterable error
 20,156  How to use numpy.all() or numpy.any()?
 20,136  CS231n: How to calculate gradient for Softmax loss function?
 20,133  pandas multiple conditions based on multiple columns using np.where
 20,108  Python How to Import xlsx file using numpy
 20,084  Calculate Mahalanobis distance using NumPy only
 20,076  numpy ''Mean of empty slice.'' warning
 20,056  Conversion between Pillow Image object and numpy array changes dimension
 19,997  Python get image matrix PIL
 19,993  How to downgrade numpy?
 19,975  NumPy calculate square of norm 2 of vector
 19,972  how to export HDF5 file to NumPy using H5PY?
 19,967  numpy.unique with order preserved
 19,959  Slicing 3d numpy arrays
 19,947  Finding entries containing a substring in a numpy array?
 19,945  how to extract x,y coordinates from OpenCV ''cv2.keypoint'' object?
 19,941  Use scipy.integrate.quad to integrate complex numbers
 19,926  Numpy inverse mask
 19,898  Elegant grid search in python/numpy
 19,840  Plotting mplot3d / axes3D xyz surface plot with log scale?
 19,822  Why does pyplot.contour() require Z to be a 2D array?
 19,771  Tensorflow Tensor reshape and pad with zeros
 19,761  how to explain the decision tree from scikit-learn
 19,749  What is the difference between resize and reshape when using arrays in Numpy?
 19,742  Is there anything faster than dict()?
 19,741  Insert elements to beginning and end of numpy array
 19,680  10 Minutes to Pandas tutorial - to_numpy() does not exist?
 19,676  Computing and drawing vector fields
 19,636  installing numpy&scipy on centos 6.4
 19,630  Finding which rows have all elements as zeros in a matrix with numpy
 19,629  Numpy: get the column and row index of the minimum value of a 2D array
 19,616  Numpy and 16-bit PGM
 19,608  find intersection point of two lines drawn using houghlines opencv
 19,588  finding and replacing 'nan' with a number
 19,586  Key Error: None of [Int64Index ... ] dtype='int64] are in the columns
 19,570  Aggregating lambda functions in pandas and numpy
 19,552  Convert numpy scalar to simple python type [duplicate]
 19,533  how to transform a OpenCV cvMat back to ndarray in numpy ?
 19,528  How to show the whole image when using OpenCV warpPerspective
 19,526  Convert string column to integer
 19,524  Error when trying to apply log method to pandas data frame column in Python
 19,517  Constrained Linear Regression in Python
 19,512  Finding Sum of a Column in a List Getting ''TypeError: cannot perform reduce with flexible type''
 19,510  Pyinstaller numpy ''Intel MKL FATAL ERROR: Cannot load mkl_intel_thread.dll''
 19,472  Python: How to read line by line in a numpy array?
 19,457  Python: matplotlib 'numpy.ndarray' object has no attribute 'has_data'
 19,453  Obtaining values used in boxplot, using python and matplotlib
 19,448  Merge two numpy array's of different shape into a single array
 19,445  sklearn SVM fit() ''ValueError: setting an array element with a sequence''
 19,427  Fastest file format for read/write operations with Pandas and/or Numpy
 19,426  Saving numpy array to csv produces TypeError Mismatch
 19,425  How to detect a sign change for elements in a numpy array
 19,396  Sort numpy matrix row values in ascending order
 19,381  How to convert 3 lists into 1 3D Numpy array
 19,379  Matplotlib so log axis only has minor tick mark labels at specified points. Also change size of tick labels in colorbar
 19,356  How to read binary files in Python using NumPy?
 19,347  Replace NaN's in NumPy array with closest non-NaN value
 19,336  Python: How do I fill an array with a range of numbers?
 19,328  numpy boolean array with 1 bit entries
 19,312  numpy, named columns
 19,296  Creating a Confidence Ellipses in a sccatterplot using matplotlib
 19,286  Python Writing a numpy array to a CSV File [duplicate]
 19,265  matplotlib: how to annotate point on a scatter automatically placed arrow?
 19,262  Make distutils look for numpy header files in the correct place
 19,261  ImportError: numpy.core.multiarray failed to import while using mod_wsgi
 19,258  matplotlib show() doesn't work twice
 19,252  How do I remove rows from a numpy array based on multiple conditions?
 19,248  Concat two arrays of different dimensions numpy
 19,235  Compare (assert equality of) two complex data structures containing numpy arrays in unittest
 19,225  Drawing Histogram in OpenCV-Python
 19,203  Numpy loadtxt: ValueError: Wrong number of columns
 19,201  Histogram for discrete values with matplotlib
 19,180  Why NUMPY correlate and corrcoef return different values and how to ''normalize'' a correlate in ''full'' mode?
 19,175  How to find the local minima of a smooth multidimensional array in NumPy efficiently?
 19,141  Write multiple numpy arrays to file
 19,115  Difference between single and double bracket Numpy array?
 19,109  pythonic way to delete elements from a numpy array [duplicate]
 19,108  Python numpy array vs list
 19,082  how to remove positive infinity from numpy array ... if it is already converted to a number?
 19,062  Legend not showing up in Matplotlib stacked area plot
 19,056  Read a base 64 encoded image from memory using OpenCv python library
 19,050  Contruct 3d array in numpy from existing 2d array
 19,038  Multilabel-indicator is not supported for confusion matrix
 19,038  Multilabel-indicator is not supported for confusion matrix
 19,013  numpy gradient function and numerical derivatives
 19,010  How to compute volatility (standard deviation) in rolling window in Pandas
 18,979  Fast cross correlation method in Python
 18,975  What is the L in numpy.shape and 32 in numpy.type of an array?
 18,966  Remove dtype at the end of numpy array
 18,953  Numpy difference between neighboring elements
 18,951  Conditional indexing with Numpy ndarray
 18,920  python numpy savetxt
 18,916  3d plotting with python
 18,897  reshape an array of images
 18,896  Numpy array element-wise division (1/x)
 18,890  How to use NumPy array with ctypes?
 18,890  How to calculate mean color of image in numpy array?
 18,882  Is there easy way in python to extrapolate data points to the future?
 18,875  Index Error: index 3 is out of bounds for axis 1 with size 3
 18,866  VisibleDeprecationWarning: using a non-integer number instead of an integer will result in an error in the future
 18,846  Python removing all negative values in array
 18,843  How to use the function numpy.append
 18,835  Python Numpy TypeError: ufunc 'isfinite' not supported for the input types
 18,833  Filling a 2D matrix in numpy using a for loop
 18,801  Scipy sparse matrix multiplication
 18,793  How to find all zeros of a function using numpy (and scipy)?
 18,785  numpy unique without sort [duplicate]
 18,781  What is the equivalent of 'fread' from Matlab in Python?
 18,764  how to plot Probability density Function (PDF) of inter-arrival time of events?
 18,758  ValueError: ndarray is not C-contiguous in cython
 18,753  Numpy Pure Functions for performance, caching
 18,752  Normalise 2D Numpy Array: Zero Mean Unit Variance
 18,741  Applying a function along a numpy array
 18,722  numpy.loadtxt ''could not convert string to float''
 18,706  numpy and scipy for preinstalled python 2.6.7 on mac OS Lion
 18,704  Python numpy.random.normal
 18,703  Replace sub part of matrix by another small matrix in numpy
 18,699  Pandas select only numeric or integer field from dataframe
 18,691  Import .dat file in Python 3
 18,683  Compute divergence of vector field using python
 18,673  Interactive plotting with Python via command line
 18,670  Loading arrays from numpy npz files in python
 18,661  Can I specify a numpy dtype when generating random values?
 18,656  Scipy hstack results in ''TypeError: no supported conversion for types: (dtype('float64'), dtype('O'))''
 18,654  How to remove every other element of an array in python? (The inverse of np.repeat()?)
 18,644  Second Derivative in Python - scipy/numpy/pandas
 18,642  Exit code 139 when performing image subtraction
 18,641  AttributeError: module 'numpy' has no attribute 'flip'
 18,635  Image.fromarray just produces black image
 18,617  TypeError: can't convert expression to float
 18,614  Using datetime as ticks in Matplotlib
 18,594  'numpy.ndarray' object has no attribute 'count'
 18,593  Plot numpy datetime64 with matplotlib
 18,585  Forcing `pip` to recompile a previously installed package (numpy) after switching to a different Python binary
 18,570  why isn't numpy.mean multithreaded?
 18,564  Import .dat file as an array
 18,557  Convert a column of timestamps into periods in pandas
 18,554  How to fit a polynomial curve to data using scikit-learn?
 18,549  How to multiply numpy 2D array with numpy 1D array?
 18,531  Vectorized look-up of values in Pandas dataframe
 18,531  python - using numpy loadtxt reading a csv file with different data types for each column
 18,531  numpy datetime64 add or substract date interval
 18,527  Numpy converting range of angles from (-Pi, Pi) to (0, 2*Pi)
 18,518  Type hinting / annotation (PEP 484) for numpy.ndarray
 18,514  Reordering matrix elements to reflect column and row clustering in naiive python
 18,509  Spherical coordinates plot in matplotlib
 18,462  How do I delete a row in a numpy array which contains a zero? [duplicate]
 18,457  Shuffle columns of an array with Numpy
 18,454  Numpy concatenate is slow: any alternative approach?
 18,450  zero values of an array to be converted to nan values
 18,426  Shortest way to replace parts of strings in NumPy array
 18,409  What is the internal precision of numpy.float128?
 18,398  Finding the Index of N biggest elements in Python Array / List Efficiently
 18,394  Performance of Pandas apply vs np.vectorize to create new column from existing columns
 18,392  What does axis = 0 do in Numpy's sum function?
 18,391  Using numpy to efficiently convert 16-bit image data to 8 bit for display, with intensity scaling
 18,380  RuntimeWarning: invalid value encountered in double_scalars app.launch_new_instance()
 18,378  Correct way to test for numpy.dtype
 18,377  Python cv2 HoughLines grid line detection
 18,375  Vertical Histogram in Python and Matplotlib
 18,353  numpy.linalg.linalg.LinAlgError: SVD did not converge
 18,347  ModuleNotFoundError: No module named 'numpy.testing.nosetester'
 18,344  numpy.fft() what is the return value amplitude + phase shift OR angle?
 18,338  Viewing .npy images
 18,325  What's the most efficient way to convert a MySQL result set to a NumPy array?
 18,324  Importing data in Spyder-Python
 18,322  Derivative of an array in python?
 18,313  Split array at value in numpy
 18,313  Convert elements in a numpy array to string
 18,310  Distribution plot of an array
 18,306  error extracting element from an array. python
 18,305  Vectorizing a function (Python)
 18,285  Reversing 'one-hot' encoding in Pandas
 18,283  ValueError: could not broadcast input array from shape (10,10) into shape (10,18)
 18,275  Python: how to store a numpy multidimensional array in PyTables?
 18,272  Bernoulli random number generator
 18,266  Numpy import throws AttributeError: 'module' object has no attribute 'core'
 18,243  Limit number of threads in numpy
 18,240  Merge 2 arrays vertical to tuple Numpy
 18,227  pandas distinction between str and object types
 18,206  How to determine if a number is any type of int (core or numpy, signed or not)?
 18,200  find length of sequences of identical values in a numpy array (run length encoding)
 18,189  Randomly select from numpy array
 18,186  Create new dataframe in pandas with dynamic names also add new column
 18,179  Fastest way to write large CSV with Python
 18,163  genfromtxt returning NaN rows
 18,158  numpy.loadtxt Skipping multiple rows
 18,138  Numpy matrix of coordinates
 18,134  Reading ASCII file in Python (numpy-array?)
 18,128  Reading an entire binary file into Python
 18,121  Convert two numpy array to dataframe
 18,120  How to do a column sum in Tensorflow?
 18,110  Sum elements in a row (Python/Numpy)
 18,106  Ignoring NaN in a dataframe
 18,079  Fast Haversine Approximation (Python/Pandas)
 18,068  numpy function to set elements of array to a value given a list of indices
 18,063  Cython Numpy warning about NPY_NO_DEPRECATED_API when using MemoryView
 18,051  Repeating each element of a numpy array 5 times
 18,041  Unpivot Pandas Data
 18,037  TypeError: return arrays must be of ArrayType for a function that uses only floats
 18,031  Missing data, insert rows in Pandas and fill with NAN
 18,028  Clustering geo location coordinates (lat,long pairs) using KMeans algorithm with Python
 18,005  How to convert a numpy matrix to a pandas series?
 18,003  numpy is already installed with Anaconda but I get an ImportError (DLL load failed: The specified module could not be found)
 17,985  how do i convert a numpy array to pandas dataframe
 17,982  subtracting the mean of each row in numpy with broadcasting
 17,979  Read sparse matrix in python
 17,977  Python Pandas: remove entries based on the number of occurrences
 17,965  Hierarchical clustering of time series in Python scipy/numpy/pandas?
 17,964  Matplotlib yaxis range display using absolute values rather than offset values?
 17,951  Python/NumPy first occurrence of subarray
 17,950  How to convert an excel file data into numpy array using pandas?
 17,931  Fast numpy fancy indexing
 17,927  Multiprocessing.Pool makes Numpy matrix multiplication slower
 17,924  How to split an array according to a condition in numpy?
 17,911  Error NameError: name 'np' is not defined [closed]
 17,905  How to modify 2d Scatterplot to display color based off third array in csv file?
 17,895  ADF test in statsmodels in Python
 17,878  How do I install pandas for Python 3.4 in Windows?
 17,876  Perform a reverse cumulative sum on a numpy array
 17,873  Show confidence limits and prediction limits in scatter plot
 17,869  Populate a Pandas SparseDataFrame from a SciPy Sparse Matrix
 17,862  pandas DataFrame diagonal
 17,859  fminunc alternate in numpy
 17,854  How to calculate slope in numpy
 17,836  Fast interpolation of grid data
 17,826  Modifying a numpy array inside a function?
 17,820  using python numpy linspace in for loop
 17,812  Techniques for working with large Numpy arrays? [duplicate]
 17,808  Creating a numpy array of 3D coordinates from three 1D arrays
 17,761  Calculating Autocorrelation of Pandas DataFrame along each Column
 17,759  NumPy - What is the difference between frombuffer and fromstring?
 17,727  Matplotlib - Finance volume overlay
 17,717  Python - Matplotlib: normalize axis when plotting a Probability Density Function
 17,715  Generate a random sample of points distributed on the surface of a unit sphere
 17,711  Scatter a 2D numpy array in matplotlib
 17,679  Analysing Time Series in Python - pandas formatting error - statsmodels
 17,675  Using NumPy and Cpython with Jython
 17,675  Machine Epsilon in Python
 17,654  a value too large for dtype('float64') [closed]
 17,652  Efficient way to normalize a Scipy Sparse Matrix
 17,649  Python floating-point precision format specifier
 17,639  TypeError: img data type = 17 is not supported
 17,619  Importing Numpy results in error even though Anaconda says it's installed?
 17,618  Opposite of numpy.unwrap
 17,577  Reading non-uniform data from file into array with NumPy
 17,577  Ignoring -Inf values in arrays using numpy/scipy in Python
 17,569  Fast Numerical Integration in Python
 17,553  Understanding tensordot
 17,546  How to combine multiple numpy masks
 17,512  Numpy equivalent of MATLAB's cell array
 17,486  Find the shortest distance between a point and line segments (not line)
 17,484  OpenCV: setting all pixels of specific BGR value to another BGR value
 17,475  Use Python code in C/C++
 17,458  python numpy ndarray element-wise mean
 17,427  How open a jpg in numpy?
 17,426  Reading CSV files in numpy where delimiter is '',''
 17,417  numpy save 2d array to text file
 17,417  Is there a Python equivalent of range(n) for multidimensional ranges?
 17,391  python extract elements from array
 17,385  How I can calculate standard deviation for rows of a dataframe?
 17,373  Does Numpy automatically detect and use GPU?
 17,369  Merging time series data by timestamp using numpy/pandas
 17,356  Fastest way to parse JSON strings into numpy arrays
 17,304  Compute *rolling* maximum drawdown of pandas Series
 17,293  plotting 3d scatter in matplotlib
 17,283  Efficient method of calculating density of irregularly spaced points
 17,282  Element-wise array maximum function in NumPy (more than two arrays)
 17,277  How do I feed Tensorflow placeholders with numpy arrays?
 17,274  Explaining the differences between dim, shape, rank, dimension and axis in numpy
 17,266  Swap two rows in a numpy array in python [duplicate]
 17,264  converting a 2d dictionary to a numpy matrix
 17,260  how to split a dataset into training and validation set keeping ratio between classes?
 17,236  Negative exponent with NumPy array operand
 17,234  AttributeError: 'numpy.ndarray' object has no attribute 'toarray'
 17,230  How to force python float operation on float32 rather than float64
 17,201  Convert NumPy vector to 2D array / matrix
 17,193  How to make a checkerboard in numpy?
 17,178  find if a number is float64
 17,177  Fast inverse and transpose matrix in Python
 17,177  Does Python have a function to reduce fractions?
 17,152  Difference in output between numpy linspace and numpy logspace
 17,139  How to group rows in a Numpy 2D matrix based on column values?
 17,138  I want to select specific range of indexes from an array
 17,115  Getting numpy to import in Python (Pycharm), Anaconda installed
 17,059  sigmoid function - TypeError
 17,057  Display a .png image from python on mint-15 linux
 17,048  How to change array shapes in in numpy?
 17,024  Multiple data set plotting with matplotlib.pyplot.plot_date
 17,009  How to map numeric data into categories / bins in Pandas dataframe
 16,999  How to install numpy to Python 3.5?
 16,955  Is there a convenient way to apply a lookup table to a large array in numpy?
 16,949  check type within numpy array
 16,940  A faster alternative to Pandas `isin` function
 16,935  How do I install Numpy for Python 2.7 on Windows?
 16,931  MATLAB twice as fast as Numpy
 16,925  Numpy matrix binarization using only one expression
 16,923  Link ATLAS/MKL to an installed Numpy
 16,920  Count total number of white pixels in an image is throwing an error
 16,899  Python numpy.random.normal only positive values
 16,879 gives ''WavFileWarning: chunk not understood'' error
 16,867  Library to perform coordinate system transformations? [closed]
 16,866  Center crop a numpy array
 16,830  recover dict from 0-d numpy array
 16,829  How do you run a file properly? [duplicate]
 16,822  Add ''nan'' to numpy array 20 times without loop
 16,818  How to get array of random integers of non-default type in numpy
 16,809  Correlation coefficients and p values for all pairs of rows of a matrix
 16,808  How to avoid ''RuntimeWarning: invalid value encountered in divide'' in NumPy?
 16,805  Multiplication of 1d arrays in numpy
 16,776  With Numpy, what’s the best way to compute the inner product of a vector of size 10 with each row in a matrix of size (5, 10)? [closed]
 16,772  Possible conflicting python installations
 16,759  numpy ''TypeError: ufunc 'bitwise_and' not supported for the input types'' when using a dynamically created boolean mask
 16,757  'b' character added when using numpy loadtxt
 16,755  numpy.genfromtxt produces array of what looks like tuples, not a 2D array—why?
 16,753  Find out if/which BLAS library is used by Numpy
 16,747  slicing numpy array into two parts
 16,720  How can I simply calculate the rolling/moving variance of a time series in python?
 16,715  What does a colon and comma stand in a python list?
 16,702  Plotting two different arrays of different lengths
 16,699  numpy sum along axis
 16,696  Numercially stable softmax
 16,672  How to select rows that do not start with some str in pandas?
 16,671  Reading unicode elements into numpy array
 16,660  What is the difference between `np.histogram` and `plt.hist`? Why don't these commands plot the same graphics?
 16,653  'End of statement expected' in pycharm [duplicate]
 16,652  Python TypeError : only integer scalar arrays can be converted to a scalar index
 16,601  List of List to ndarray
 16,567  Numpy Array, Data must be 1-dimensional
 16,561  numpy.random.choice vs random.choice
 16,550  Simple, efficient bilinear interpolation of images in numpy and python
 16,534  How to return indices of values between two numbers in numpy array
 16,520  How to select inverse of indexes of a numpy array?
 16,516  How to store a numpy arrays in a column of a Pandas dataframe?
 16,506  circle detection in open cv using python
 16,498  What is ''random-state'' in sklearn.model_selection.train_test_split example?
 16,478  TypeError: ufunc 'isnan' not supported for the input types, and the inputs could not be safely coerced
 16,473  Multidimensional Euclidean Distance in Python
 16,472  pandas: write tab-separated dataframe with literal tabs with no quotes
 16,465  numpy.ndarray vs pandas.DataFrame
 16,462  Numpy, the array doesn't have its own data?
 16,440  Official abbreviation for: import scipy as sp/sc
 16,436  Numpy concatenate 2D arrays with 1D array
 16,435  Cannot import cv on Opencv2
 16,423  Python double free error for huge datasets
 16,408  How to center labels in histogram plot
 16,406  Plot Piecewise Function in Python
 16,397  Using python load images from directory and reshape [closed]
 16,394  How to plot a superimposed bar chart using matplotlib in python?
 16,391  How do you Unit Test Python DataFrames
 16,387  Lowpass Filter in python
 16,386  Merge numpy arrays returned from loop
 16,369  date2num , ValueError: ordinal must be >= 1
 16,356  Add new column to Python Pandas DataFrame based on multiple conditions [duplicate]
 16,347  Pandas in AWS lambda gives numpy error
 16,343  How to convert singleton array to a scalar value in Python?
 16,343  Custom data types in numpy arrays
 16,329  Converters behavior in NumPy loadtxt not understood
 16,325  Most efficient way to forward-fill NaN values in numpy array
 16,323  Comparison to `None` will result in an elementwise object
 16,321  Fill a numpy array with the same number? [duplicate]
 16,318  Calculate average of every x rows in a table and create new table
 16,293  numpy array: IndexError: too many indices for array
 16,287  understanding numpy's dstack function
 16,279  Python equivalent of MATLAB's ''ismember'' function
 16,267  Why does numpy.linalg.solve() offer more precise matrix inversions than numpy.linalg.inv()?
 16,267  numpy.shape gives inconsistent responses - why?
 16,257  Fit a curve to a histogram in Python
 16,252  python: calculate center of mass
 16,242  Memory error with large data sets for pandas.concat and numpy.append
 16,241  How can I take the square root of -1 using python?
 16,232  Weighted average using numpy.average
 16,226  Python Matrix sorting via one column
 16,222  Trouble with '' cv2.imshow ()'' function
 16,222  Numpy Broadcast to perform euclidean distance vectorized
 16,208  Numpy: How to find first non-zero value in every column of a numpy array?
 16,207  What are the advantages of using numpy.identity over numpy.eye?
 16,193  Mean Absolute Error - Python
 16,147  Python: find contour lines from matplotlib.pyplot.contour()
 16,144  matplotlib.scatter() not working with Numpy on Python 3.6
 16,126  Parallelise python loop with numpy arrays and shared-memory
 16,123  Python scipy.optimize: Using fsolve with multiple first guesses
 16,121  Discrete Fourier Transform: How to use fftshift correctly with fft
 16,114  Python (Numpy) array sorting
 16,103  numpy array casting ruled not 'safe'
 16,093  Curve curvature in numpy
 16,081  python Spyder not importing numpy
 16,060  Converting a 2D numpy array to a structured array
 16,048  numpy, how do I find total rows in a 2D array and total column in a 1D array
 16,047  Numpy mean of nonzero values
 16,014  Efficient standard basis vector with numpy
 16,010  UserWarning: converting a masked element to nan
 15,997  How find values in an array that meet two conditions using Python
 15,994  How to ''embed'' a small numpy array into a predefined block of a large numpy array?
 15,990  Multiple linear regression with python
 15,963  How to get unix timestamp from numpy.datetime64
 15,963  add a number to all odd or even indexed elements in numpy array without loops
 15,932  Equivalent of ''whos'' command in NumPy
 15,921  Read in Raw Binary Image in Python
 15,921  How to use numpy's hstack?
 15,915  TypeError: 'NoneType' object does not support item assignment
 15,908  Numpy: Subtract array element by element
 15,907  Curve fitting using matplotlib
 15,901  Python: DLL load failed: %1 is not a valid Win32 application
 15,886  MATLAB to Python Code conversion (NumPy, SciPy, MatplotLib?)
 15,881  AttributeError: 'numpy.ndarray' object has no attribute 'iloc'
 15,880  NumPy Error: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all()
 15,876  Saving numpy array in mongodb
 15,873  Python3, how to install numpy on CentOS 7?
 15,866  Installing scipy in Python 3.5 on 32-bit Windows 7 Machine
 15,855  How can I get the x and y dimensions of a ndarray - Numpy / Python
 15,850  Cannot figure out how to install numpy with Python 3.3.3 and Windows 7 64bit
 15,844  How to deal with PyCharm's ''Expected type X, got Y instead''
 15,823  Find roots of a function a x^n + bx - c = 0 where n isn't an integer with Numpy?
 15,808  How to set time zone of values in a Pandas DataFrame?
 15,799  Multivariate kernel density estimation in Python
 15,788  Why is numpy.array so slow?
 15,777  Generate array of number pairs from 2 numpy vectors [duplicate]
 15,736  Convert byte array back to numpy array
 15,733  Iterations through pixels in an image are terribly slow with python (OpenCV)
 15,730  min, max and mean over large NumPy arrays in Python
 15,719  Difference between Numpy and Numpy-MKL?
 15,716  Understanding NumPy's nonzero function
 15,700  Triangle wave shaped array in Python
 15,694  Using PIL and NumPy to convert an image to Lab array, modify the values and then convert back
 15,693  Plotting a 2D Array with Matplotlib
 15,693  AttributeError: 'numpy.ndarray' object has no attribute 'median'
 15,662  RuntimeWarning: invalid value encountered in long_scalars
 15,660  Most efficient way to construct similarity matrix
 15,647  Unwanted extra dimensions in NumPy array
 15,646  R's which() and which.min() Equivalent in Python
 15,636  Numpy: How to elementwise-multiply two vectors, shape (n,1) and (n,)?
 15,610  How does tensorflow batch_matmul work?
 15,599  Numpy: change max in each row to 1, all other numbers to 0
 15,591  Correct fitting with scipy curve_fit including errors in x?
 15,585  student t confidence interval in python
 15,585  How to determine which points are inside of a polygon and which are not (large number of points)?
 15,575  Square root of all values in numpy array, preserving sign
 15,562  Probability Distribution Function Python
 15,561  Efficient way to add a singleton dimension to a NumPy vector so that slice assignments work
 15,550  ValueError: setting an array element with a sequence in Python
 15,547  Subsample pandas dataframe
 15,539  Set values on the diagonal of pandas.DataFrame
 15,535  Rotating images by 90 degrees for a multidimensional NumPy array
 15,532  'the label [0] is not in the [index]'
 15,530  Linear regression of arrays containing NANs in Python/Numpy
 15,525  Unexpected Exception in numpy.isfinite()
 15,524  Saving and loading a Numpy Matrix in python
 15,523  AttributeError: 'numpy.ndarray' object has no attribute 'toList'
 15,519  Discarding alpha channel from images stored as Numpy arrays
 15,500  power spectrum by numpy.fft.fft
 15,498  np_utils.to_categorical Reverse
 15,496  how to annotate heatmap with text in matplotlib?
 15,491  python - how to find area under curve? [closed]
 15,470  Is there a c# library that provides array manipulation like numpy [closed]
 15,464  fit two gaussians to a histogram from one set of data, python
 15,454  What is the best way to convert a SymPy matrix to a numpy array/matrix
 15,454  Adding 2 matrix and Multiplying 2 matrix in python by using scipy/numpy
 15,449  The difference between comparison to np.nan and isnull()
 15,440  Truncating decimal digits numpy array of floats
 15,437  reading csv files in scipy/numpy in Python
 15,429  Adding records to a numpy record array
 15,418  How to plot gamma distribution with alpha and beta parameters in python
 15,413  Pandas dataframe groupby to calculate population standard deviation
 15,412  Difference between nonzero(a), where(a) and argwhere(a). When to use which?
 15,408  Pandas aggregation ignoring NaN's
 15,399  Read Matlab Data File into Python, Need to Export to CSV
 15,396  Standard deviation/error of linear regression
 15,396  divide by zero encountered in double_scalars for derivative calculations
 15,391  how to find the unique non nan values in a numpy array?
 15,386  python - How to get high and low envelope of a signal?
 15,383  Correct usage of fmin_l_bfgs_b for fitting model parameters
 15,378  dtypes. Difference between S1 and S2 in Python
 15,375  How can I get an array of alternating values in python?
 15,371  Tukey five number summary in Python
 15,370  numpy: multiply arrays rowwise
 15,365  Partial derivative in Python
 15,364  Normalization VS. numpy way to normalize?
 15,363  Frequency detection from a sound file
 15,362  Printing numpy.float64 with full precision
 15,362  Installing numpy as a dependency with setuptools
 15,347  How to plot a multivariate function in Python?
 15,336  Compare `float` and `float64` in python
 15,328  numpy arbitrary precision linear algebra
 15,322  What is the fastest way to slice a scipy.sparse matrix?
 15,322  Check if variable is None or numpy.array
 15,319  Matplotlib : display array values with imshow
 15,316  testing if a numpy array is symmetric?
 15,315  Discrete Laplacian (del2 equivalent) in Python
 15,306  Floating point precision in Python array
 15,304  NumPy won't install in Python 3.4.0 in Win7
 15,303  Python - calculating trendlines with errors
 15,293  How to convert Pytorch autograd.Variable to Numpy?
 15,284  unable to read a tab delimited file into a numpy 2-D array
 15,280  CountVectorizer does not print vocabulary
 15,277  Numpy and Scipy installation on windows
 15,268  python matplotlib plot sparse matrix pattern
 15,262  Why tensorflow uses channel-last ordering instead of row-major?
 15,255  Load a tiff stack in a numpy array with python
 15,253  import image to python as 2D array
 15,248  Python Median Filter for 1D numpy array
 15,230  Could not find a version that satisfies the requirement numpy == 1.9.3
 15,219  How do I load specific rows from a .txt file in Python?
 15,216  Modify pandas dataframe values with numpy array
 15,208  How set a particular cell value in pandas?
 15,198  SciPy and scikit-learn - ValueError: Dimension mismatch
 15,186  Python/Numpy subarray selection
 15,177  Get week start date (Monday) from a date column in Python (pandas)?
 15,174  OpenCV image subtraction vs Numpy subtraction
 15,172  How to call a numpy.random function when numpy is *-imported and random is non-*-imported
 15,171  Print `numpy.ndarray` on a single line
 15,165  how to install numpy and scipy on OS X?
 15,155  Is this the best way to add an extra dimension to a numpy array in one line of code?
 15,153  Histogram in Python Using matplotlib [duplicate]
 15,148  Is there any numpy autocorrellation function with standardized output?
 15,135  python - how to compute correlation-matrix with nans in data-matrix
 15,130  Max value of a 3d array in python
 15,117  what does numpy.apply_along_axis perform exactly?
 15,103  Python baseline correction library
 15,083  Create large random boolean matrix with numpy
 15,053  How to get the linear index for a numpy array (sub2ind)
 15,053  Converting numpy array into dataframe column?
 15,050  Flipping zeroes and ones in one-dimensional NumPy array
 15,042  How to use scipy.optimize.minimize
 15,040  working of ndim in numpy [duplicate]
 15,015  Python unsharp mask
 15,014  How to create random orthonormal matrix in python numpy
 15,012  numpy.cov() exception: 'float' object has no attribute 'shape'
 15,004  How to calculate the 99% confidence interval for the slope in a linear regression model in python?
 14,996  one-dimensional array shapes (length,) vs. (length,1) vs. (length)
 14,993  Indexing numpy array with another numpy array
 14,990  Check for None in pandas dataframe
 14,988  KeyError when plotting a sliced pandas dataframe with datetimes
 14,979  How can I assign/update subset of tensor shared variable in Theano?
 14,969  Manipulating the numpy.random.exponential distribution in Python
 14,956  Python module for multiple variable global optimization
 14,956  Getting all rows with NaN value
 14,952  How to perform non-linear optimization with scipy/numpy or sympy?
 14,951  Convert numpy array to PySide QPixmap
 14,948  Error with Sklearn Random Forest Regressor
 14,942  Upsample and Interpolate a NumPy Array
 14,942  How to get value from a theano tensor variable backed by a shared variable?
 14,926  How do I write/create a GeoTIFF RGB image file in python?
 14,890  Write object array to .txt file
 14,890  usecols in loadtxt
 14,876  How to save and load an array of complex numbers using numpy.savetxt?
 14,871  ValueError: No axis named 1 for object type <class 'pandas.core.series.Series'>
 14,867  how to make square subplots in matplotlib with heatmaps?
 14,862  opencv cvtColor dtype issue(error: (-215) )
 14,848  Unable to load DLL python module in PyCharm. Works fine in IPython
 14,847  Addition of multiple arrays in python
 14,844  Efficient way to convert delimiter separated string to numpy array
 14,841  Keep a figure ''on hold'' after running a script
 14,816  How much of NumPy and SciPy is in C?
 14,810  Can't install numpy with
 14,802  Conditional operations on numpy arrays
 14,801  applying functions to groups in pandas dataframe
 14,798  How to change the dtype of certain columns of a numpy recarray?
 14,796  Python with Numpy/Scipy vs. Pure C++ for Big Data Analysis [closed]
 14,790  Finding a subimage inside a Numpy image
 14,783  Adding an np.array as a column in a pandas.DataFrame
 14,782  Correct way to point to ATLAS/BLAS/LAPACK libraries for numpy build?
 14,769  Numpy: How to scale an integer array by an integer value?
 14,755  Sum array by number in numpy
 14,755  How to import a Matrix from a text file in Python
 14,743  Matrix Multiplication in Clojure vs Numpy
 14,739  ''ValueError: The truth value of an array with more than one element is ambiguous''
 14,735  calculating percentage error by comparing two arrays
 14,730  ImportError: cannot import name __check_build while importing TfidfVectorizer from sklearn
 14,723  Run function exactly once for each row in a Pandas dataframe
 14,721  ''IndexError: too many indices'' in numpy python
 14,717  numpy/scipy analog of matlab's fminsearch
 14,708  Scikit-learn χ&sup2; (chi-squared) statistic and corresponding contingency table
 14,704  Use numpy.argwhere to obtain the matching values in an np.array
 14,703  Matplotlib plot_surface transparency artefact
 14,702  What are the workaround options for python out of memory error?
 14,702  inpolygon for Python - Examples of matplotlib.path.Path contains_points() method?
 14,698  Middle point of each pair of an numpy.array
 14,696  MATLAB ind2sub equivalent in Python
 14,682  Numpy sort ndarray on multiple columns
 14,675  How can I tell if NumPy creates a view or a copy?
 14,651  Numpy Cannot cast ufunc multiply output from dtype
 14,647  numpy ndarrays: row-wise and column-wise operations
 14,617  Multiple pie charts using matplotlib
 14,604  Calculate cosine similarity of two matrices
 14,600  type str doesn't define __round__ method error
 14,598  ValueError: cannot copy sequence with size 5 to array axis with dimension 2
 14,572  What does x[x < 2] = 0 mean in Python?
 14,555  Plot Mandelbrot with matplotlib / pyplot / numpy / python
 14,546  Python numpy index is out of bound for axis zero
 14,542  Plancks Formula for Blackbody spectrum
 14,539  Convert list of arrays to pandas dataframe
 14,528  How to vectorize this python code?
 14,527  Get minimum x and y from 2D numpy array of points
 14,507  bad operand type for abs(): 'list'
 14,506  convert image (np.array) to binary image
 14,501  How to plot a set of points in python?
 14,484  Numpy: Beginner nditer
 14,482  Delete some elements from numpy array
 14,468  Pandas: Using Unix epoch timestamp as Datetime index
 14,466  How to elementwise-multiply a scipy.sparse matrix by a broadcasted dense 1d array?
 14,465  Efficient way to compute intersecting values between two numpy arrays
 14,460  How to fix 'Float' object has no attribute 'exp'?
 14,451  Numpy image - rotate matrix 270 degrees
 14,442  Numpy mean AND variance from single function?
 14,441  Which number represents rows and columns in the tuple returned by shape?
 14,440  numpy astype from float32 to float16
 14,432  statsmodels installation: No module named 'numpy.distutils._msvccompiler' in numpy.distutils; trying from distutils
 14,423  Python Numpy Matrix - Return the value contained in the matrix?
 14,415  How do I add rows and columns to a NUMPY array?
 14,398  How to convert from pandas.DatetimeIndex to numpy.datetime64?
 14,383  How to append a NumPy array to a NumPy array
 14,375  Pandas Latitude-Longitude to distance between successive rows [duplicate]
 14,364  Pandas: Use multiple columns of a dataframe as index of another
 14,347  Numpy *.npz internal file structure
 14,308  Fast calculation of Pareto front in Python
 14,299  Convert little endian string to integer
 14,292  How to draw probabilistic distributions with numpy/matplotlib?
 14,291  Pandas finding local max and min
 14,289  KNearest Neighbors in sklearn - ValueError: query data dimension must match training data dimension
 14,287  Numpy high precision
 14,285  Python - Bilinear image interpolation
 14,273  Python remove outliers from data
 14,258  numpy IndexError: too many indices for array when indexing matrix with another
 14,253  numpy contour: TypeError: Input z must be a 2D array
 14,234  Equivalent of `polyfit` for a 2D polynomial in Python
 14,228  TypeError: float() argument must be a string or a number, not 'method'
 14,226  Color a particular node in Networkx and Graphviz
 14,222  Check if each element in a numpy array is in another array
 14,214  Python JSON encoder convert NaNs to 'null' instead
 14,214  How to properly upgrade numpy on Windows 7?
 14,211  What is the purpose of numpy.log1p( )?
 14,208  Saving with h5py arrays of different sizes
 14,185  What is an intuitive explanation of np.unravel_index?
 14,185  IndexError: index is out of bounds for axis 0 with size
 14,180  How to Zoom with Axes3D in Matplotlib
 14,169  Properly convert png to npy numpy array (Image to Array)
 14,161  pcolormesh with missing values?
 14,154  Numpy: Concatenating multidimensional and unidimensional arrays
 14,151  How to convert numpy int to float with separate numpy array?
 14,133  Fast Numpy Loops
 14,128  numpy random choice in Tensorflow
 14,127  'numpy.ndarray' object has no attribute 'find' while trying to generate boxplot?
 14,126  RuntimeWarning: invalid value encountered in power
 14,115  Resizing and stretching a NumPy array
 14,114  Numpy python find minimum value of each column and subtract this value from each column
 14,109  Linear algebra on python
 14,102  Integer step size in scipy optimize minimize
 14,092  Pycharm pip install wont work behind a proxy
 14,073  Python numpy array sum over certain indices
 14,073  How can I get year - month - day from a numpy datetime64? [duplicate]
 14,072  Anaconda installation to home directory
 14,067  RuntimeError: module compiled against API version 0xc but this version of numpy is 0xb
 14,049  Convert a numpy array to a CSV string and a CSV string back to a numpy array
 14,032  RuntimeWarning: overflow encountered in np.exp(x**2)
 14,030  Python numpy loop index out of bounds error
 14,027  convert elements of an array from scientific notation to decimal notation in python
 14,008  How can I efficiently process a numpy array in blocks similar to Matlab's blkproc (blockproc) function
 14,002  projectile motion simple simulation using numpy matplotlib python
 13,992  numpy float: 10x slower than builtin in arithmetic operations?
 13,984  Convert a text file to a numpy array
 13,982  plotting 3d histogram/barplot in python matplotlib
 13,973  Fitting a curve to a power-law distribution with curve_fit does not work
 13,960  How to one-hot-encode from a pandas column containing a list?
 13,959  Select One Element in Each Row of a Numpy Array by Column Indices
 13,959  Install NumPy for Python 3.2.3 on OS X 10.7.4
 13,956  Installing numpy in qpython
 13,955  Python numpy float16 datatype operations, and float8?
 13,948  Crop part of np.array
 13,936  Adding a field to a structured numpy array (2)
 13,934  AttributeError: 'numpy.ndarray' object has no attribute 'split'
 13,924  opencv/python: Draw image over a webcam stream [duplicate]
 13,923  numpy histogram cumulative density does not sum to 1
 13,922  PyCharm getitem warning for functions with arrays
 13,907  plot x-axis as date in matplotlib
 13,905  Convert NumPy array to 0 or 1 based on threshold
 13,904  How do I tell if a column in a pandas dataframe is of type datetime? How do I tell if a column is numerical?
 13,889  Python: How do you stop numpy from multithreading?
 13,883  Fastest way to compute entropy of each numpy array row?
 13,877  Tensorflow eval() without session or move variable to an other session
 13,875  Python matplotlib.dates.date2num: converting numpy array to matplotlib datetimes
 13,866  Bind columns (from vectors) for numpy
 13,861  NumPy, RuntimeWarning: invalid value encountered in power
 13,855  python 2d array to dict
 13,848  How to exclude rows/columns from numpy.ndarray data
 13,848  Get indices of array where two conditions (on different arrays) are true
 13,845  Wave Simulation with Python
 13,819  Python - ''cannot perform reduce with flexible type'' when trying to use numpy.mean
 13,813  What are all the possible calculations that could cause a NaN in Python? [closed]
 13,807  convert pandas float series to int
 13,805  Matrix multiplication on CPU (numpy) and GPU (gnumpy) give different results
 13,804  How to use griddata from scipy.interpolate
 13,801  Select cells randomly from NumPy array - without replacement
 13,792  Quickly read HDF 5 file in python?
 13,790  Selecting a column of a numpy array
 13,788  Calculating cosine values for an array in Python
 13,783  Adding labels to a matplotlib graph
 13,764  How to plot result of np.histogram with matplotlib analog to plt.hist [duplicate]
 13,764  How to compress png file with opencv in python?
 13,763  Numpy Pyinstaller ImportError: cannot import name multiarray
 13,762  What is the multiplication operator actually doing with numpy arrays? [duplicate]
 13,758  In Numpy, find Euclidean distance between each pair from two arrays
 13,743  Equivalent of R/ifelse in Python/Pandas? Compare string columns?
 13,735  Exporting a 3D numpy to a VTK file for viewing in Paraview/Mayavi
 13,731  deprecation error in sklearn about empty array without any empty array in my code
 13,729  I can't seem to install numpy
 13,711  Numpy gcd function
 13,708  efficient way of removing None's from numpy array
 13,708  2D Nearest Neighbor Interpolation in Python
 13,704  Numpy's 'linalg.solve' and 'linalg.lstsq' not giving same answer as Matlab's '\' or mldivide
 13,704  AttributeError: 'module' object has no attribute 'to_rgb'
 13,677  Numpy Root-Mean-Squared (RMS) smoothing of a signal
 13,674  Prevent anti-aliasing for imshow in matplotlib
 13,661  Efficient Way to Create Numpy Arrays from Binary Files
 13,653  Numpy random choice of tuples
 13,649  Pandas Missing required dependencies ['numpy']
 13,648  In Python, how can I calculate correlation and statistical significance between two arrays of data?
 13,626  What does -1 in numpy reshape mean? [duplicate]
 13,624  Generating random correlated x and y points using Numpy
 13,614  Pearson correlation coefficient 2-tailed p-value meaning [closed]
 13,611  Efficient way to create list of same numbers? [duplicate]
 13,604  concatenate multiple numpy arrays in one array?
 13,588  Reshaping dataframes in pandas based on column labels
 13,578  Integrating a multidimensional integral in scipy
 13,564  Numerical Laplace transform python
 13,562  SciPy NumPy and SciKit-learn , create a sparse matrix
 13,548  How to run non-linear regression in python
 13,539  Python - ValueError: operands could not be broadcast together with shapes
 13,526  Install Numpy in pydev(eclipse)
 13,524  Save a numpy array to csv with a string header
 13,515  TypeError: unsupported operand type(s) for /: 'dict_values' and 'int'
 13,498  GridSearchCV extremely slow on small dataset in scikit-learn
 13,492  How to save a 3 channel numpy array as image
 13,491  What's the difference between numpy.take and numpy.choose?
 13,472  Multidimensional Scaling Fitting in Numpy, Pandas and Sklearn (ValueError)
 13,470  how to convert numpy array to keras tensor
 13,464  Fitting distributions, goodness of fit, p-value. Is it possible to do this with Scipy (Python)?
 13,463  Grayscale image to NumPy array for Fourier transform
 13,458  How can I check whether the numpy array exists already or not?
 13,437  Numpy Install RuntimeError: Broken toolchain: cannot link a simple C program
 13,432  How do I import data with different types from file into a Python Numpy array?
 13,430  how to perform coordinates affine transformation using python? part 2
 13,421  TypeError: unsupported operand type(s) for ^: 'numpy.float64' and 'numpy.float64'
 13,416  Upgrading numpy fails with ''Permission denied'' error
 13,415  How to install Python Pandas?
 13,401  Smoothed 2D histogram using matplotlib and imshow
 13,384  Convolution computations in Numpy/Scipy
 13,370  How do I check if a numpy dtype is integral?
 13,361  Plot Red Channel from 3D Numpy Array
 13,358  no module named 'numpy' (windows 7, python 3.4.3, numpy-1.9.2)
 13,345  How to use dblquad for double integration?
 13,342  How to generate a distribution with a given mean, variance, skew and kurtosis in Python?
 13,338  How can I draw lines into numpy arrays?
 13,334  How can I produce a nice output of a numpy matrix?
 13,332  numpy: efficiently reading a large array
 13,331  Looping through each item in a numpy array?
 13,311  What does matplotlib `imshow(interpolation='nearest')` do?
 13,308  Resize rectangular image to square, keeping ratio and fill background with black
 13,284  Check if single element is contained in Numpy Array
 13,270  Matrix multiplication for sparse matrices in Python
 13,266  Find index where elements change value numpy
 13,261  Numpy - correlation coefficient and related statistical functions don't give same results
 13,261  How to get the unit vector from a numpy array [duplicate]
 13,258  Converting empty strings to 0 using Numpy
 13,239  Find the index of the n'th item in a list
 13,238  Efficient way to count unique elements in array in numpy/scipy in Python
 13,215  How to determine what is the probability distribution function from a numpy array?
 13,210  Numpy with python 3.0
 13,206  Add n zeros to the end of an array
 13,199  How to turn a video into numpy array?
 13,197  3D Contour plot from data using Mayavi / Python
 13,191  ImportError: cannot import name add_newdocs
 13,174  fit multiple gaussians to the data in python
 13,169  How to create new column in a df based on multiple conditions?
 13,162  Getting the mean of multiple axis of a numpy array
 13,158  Convert a list of 2D numpy arrays to one 3D numpy array?
 13,157  How to make X axis in matplotlib/pylab to NOT sort automatically the values?
 13,155  x.shape[0] vs x[0].shape in NumPy
 13,155  Add days to date in pandas
 13,136  Adding scikit-learn (sklearn) prediction to pandas data frame
 13,130  how to make a new numpy array same size as a given array and fill it with a scalar value
 13,117  Frequency Analysis in Python
 13,099  How to extract R,G,B values with numpy into seperate arrays
 13,075  Numpy mean with condition
 13,069  T-Test in Scipy with NaN values
 13,068  Reshape numpy (n,) vector to (n,1) vector
 13,068  Reshape 1D numpy array to 3D with x,y,z ordering
 13,060  Efficient way to take the minimum/maximum n values and indices from a matrix using NumPy
 13,057  Numpy equivalent of list.index
 13,054  How many times a number appears in a numpy array
 13,054  How do you pass a numpy array to openCV without saving the file as a png or jpeg first?
 13,052  Quick way to access first element in Numpy array with arbitrary number of dimensions?
 13,051  NumPy library ImportError: DLL load failed: The specified procedure could not be found
 13,034  Programmatically add column names to numpy ndarray
 13,022  Python: replacing outliers values with median values
 13,013  Hist in matplotlib: Bins are not centered and proportions not correct on the axis
 13,012  Writing numpy arrays using cv2 VideoWriter
 13,006  Comparing elements of an array to a scalar and getting the max in Python
 12,989  TypeError: 'numpy.int64' object is not callable — What does that mean in laymans terms?
 12,989  How to remove the space between subplots in matplotlib.pyplot?
 12,984  How tf.transpose works in tensorflow?
 12,980  How to calculate covariance Matrix with Pandas
 12,979  Filling missing values using numpy.genfromtxt
 12,971  matplotlib imshow plots different if using colormap or RGB array
 12,968  numpy FloatingPointError: invalid value encountered in subtract - not reproducible?
 12,955  Python - Matrix outer product
 12,954  How do I find out eigenvectors corresponding to a particular eigenvalue of a matrix?
 12,950  TensorFlow: TypeError: Using a `tf.Tensor` as a Python `bool` is not allowed
 12,946  Reading data from text file with missing values
 12,945  Merge two different dataframes on different column names [duplicate]
 12,939  How to paste a Numpy array to Excel
 12,933  Why the performance difference between numpy.zeros and numpy.zeros_like?
 12,923  import text file as matrix in numpy
 12,915  How to decode a numpy array of encoded literals/strings in Python3? AttributeError: 'numpy.ndarray' object has no attribute 'decode'
 12,898  TypeError: Scalar value for argument 'color' is not numeric in openCV
 12,891  Is there a numpy.delete() equivalent for sparse matrices?
 12,888  what does np.eye(n)[nparray] mean? [duplicate]
 12,886  RuntimeError: module compiled against API version 0xa but this version of numpy is 0x9
 12,886  MultinomialNB error: ''Unknown Label Type''
 12,866  Matplotlib: how to make imshow read x,y coordinates from other numpy arrays?
 12,853  Scipy error: numpy.dtype size changed, may indicate binary incompatibility (and associated strange behavior)
 12,837  Get a list of all indices of repeated elements in a numpy array
 12,821  Reading data blocks from a file in Python
 12,820  Sklearn : Mean Distance from Centroid of each cluster
 12,818  unsupported operand type(s) for *: 'float' and 'builtin_function_or_method' [closed]
 12,816  what is causing ''AttributeError: 'numpy.ndarray' object has no attribute 'diff'''
 12,812  conda update scikit-learn (also scipy and numpy)
 12,808  How can I create a circular mask for a numpy array?
 12,806  NumPy: How to filter matrix lines
 12,801  'numpy.ndarray' object has no attribute 'insert'
 12,792  Interpolation over regular grid in Python [closed]
 12,789  How do I create a numpy array from string?
 12,757  Element-wise matrix multiplication in NumPy
 12,756  Matplotlib: Color-coded text in legend instead of a line
 12,753  Python numpy: create 2d array of values based on coordinates
 12,751  Use sklearn's GridSearchCV with a pipeline, preprocessing just once
 12,748  Converting a hexadecimal character to an int in Python
 12,738  Pandas: Difference between largest and smallest value within group
 12,735  Python scikits - Buffer has wrong number of dimensions (expected 1, got 2)
 12,717  using arctan / arctan2 to plot a from 0 to 2π
 12,710  tile operation in numpy [closed]
 12,708  Python Arrays of Tuples
 12,707  Issue with scipy install on windows
 12,705  Python: numpy.insert NaN value
 12,695  OpenCV Error: Assertion failed when using COLOR_BGR2GRAY function
 12,694  Set weight and bias tensors of tensorflow conv2d operation
 12,694  pythonic way to aggregate arrays (numpy or not)
 12,684  How to do linear regression, taking errorbars into account?
 12,683  eigenvectors created by numpy.linalg.eig don't seem correct
 12,681  Loading SKLearn cancer dataset into Pandas DataFrame
 12,663  Numpy: How to check if array contains certain numbers?
 12,662  Find local maximums in numpy array
 12,656  Singular matrix - python
 12,647  How to convert numpy.timedelta64 to minutes
 12,636  Plotting implicit equations in 3d
 12,636  Matplotlib imshow offset to match axis?
 12,631  Splitting columns of a numpy array easily
 12,631  How do I pass large numpy arrays between python subprocesses without saving to disk?
 12,629  removing pairs of elements from numpy arrays that are NaN (or another value) in Python
 12,624  Numpy - create matrix with rows of vector
 12,618  Swapping Columns with NumPy arrays
 12,614  Using genfromtxt to import csv data with missing values in numpy
 12,612  Customize the axis label in seaborn jointplot
 12,608  A-star search in numpy or python
 12,603  How to print Numpy arrays without any extra notation (square brackets [ ] and spaces between elements)?
 12,603  How to delete multiple rows of NumPy array?
 12,601  Mean of empty slice and Degrees of freedom <=0
 12,584  Compiler problems with pip during numpy install under Windows 8.1, 7 Enterprise and 7 Home Editions
 12,581  How to read image from numpy array into PIL Image?
 12,580  Numpy convert scalars to arrays
 12,578  scipy.misc.derivative for multiple argument function
 12,576  Numpy object arrays
 12,571  DFT matrix in python
 12,568  numpy.array.tofile() binary file looks ''strange'' in notepad++
 12,566  Weighted percentile using numpy
 12,566  python code to calculate angle between three point using their 3D coordinates
 12,566  Applying string operations to numpy arrays?
 12,561  Problems with numpy in PyCharm
 12,560  Fitting a closed curve to a set of points
 12,560  AttributeError: FUN instance has no attribute '__trunc__'
 12,553  reordering of numpy arrays
 12,551  TensorFlow: generating a random constant
 12,545  How to split row of data into columns separated by comma in python
 12,541  To_CSV unique values of a pandas column [duplicate]
 12,509  Numpy Cholesky decomposition LinAlgError
 12,504  Efficient Numpy 2D array construction from 1D array
 12,499  numpy TypeError: ufunc 'invert' not supported for the input types, and the inputs
 12,481  Sklearn trying to convert string list to floats
 12,469  Python library for Gauss-Seidel Iterative Solver?
 12,467  Numpy: Joining structured arrays?
 12,464  Numpy : The truth value of an array with more than one element is ambiguous
 12,449  How to initialize 2D numpy array
 12,448  Store NumPy Row and Column Headers
 12,433  python find string pattern in numpy array of strings
 12,431  Find maximum of each row in a numpy array and the corresponding element in another array of the same size
 12,430  Speeding up
 12,427  matplotlib 1.3.1 has requirement numpy>=1.5, but you'll have numpy 1.8.0rc1 which is incompatible
 12,426  Finding first non-zero value along axis of a sorted two dimensional numpy array
 12,423  Why can't I raise to a negative power in numpy?
 12,423  Best way to create a NumPy array from a dictionary?
 12,414  How to get more detailed error information numpy for ''RuntimeWarning: invalid value encountered in multiply'' error
 12,410  Splitting one NumPy array into two arrays
 12,407  Difference Between numpy.genfromtxt and numpy.loadtxt, and Unpack
 12,401  how to multiply 2 numpy array with different dimensions
 12,400  amplitude of numpy's fft results is to be multiplied by sampling period?
 12,387  Python 4D linear interpolation on a rectangular grid
 12,386  Windows + virtualenv + pip + NumPy (problems when installing NumPy)
 12,377  Python ''Value Error: cannot delete array elements''  -  Why am I getting this?
 12,376  How to get randomly select n elements from a list using in numpy?
 12,369  Why is Pandas Concatenation (pandas.concat) so Memory Inefficient?
 12,367  NumPy array indexing a 4D array
 12,361  How to save numpy array into computer for later use in python
 12,343  Fastest approach to read thousands of images into one big numpy array
 12,339  How to use numpy with OpenBLAS instead of Atlas in Ubuntu?
 12,332  Calculate angle (degrees) in Python between line (with slope x) and horizontal
 12,331  Installing numpy on Amazon EC2
 12,330  Why is sin(180) not zero when using python and numpy?
 12,329  Linear programming with scipy.optimize.linprog
 12,320  Print real roots only in numpy
 12,315  How do I retrieve the angle between two vectors 3D?
 12,315  drawing bivariate gaussian distributions in matplotlib
 12,309  np.savetxt and multiple arrays
 12,309  how to initialize fixed-size integer numpy arrays in Cython?
 12,288  Numpy histogram of large arrays
 12,283  Python array of datetime objects from numpy ndarray
 12,275  Null matrix with constant diagonal, with same shape as another matrix
 12,270  Get row numbers of rows matching a condition in numpy
 12,269  Array of images in python
 12,267  Numpy: Fix array with rows of different lengths by filling the empty elements with zeros
 12,256  Cannot understand numpy argpartition output
 12,249  How to do convolution matrix operation in numpy?
 12,245  When to use pandas series, numpy ndarrays or simply python dictionaries?
 12,240  numpy: padding array with zeros
 12,239  inverse of FFT not the same as original function
 12,238  python error Can't handle mix of multiclass and continuous-multioutput
 12,236  Efficient way for appending numpy array
 12,225  Why in numpy `nan == nan` is False while nan in [nan] is True?
 12,223  How do I simulate biased die in python?
 12,220  Make numpy.sum() return a sum of matrices instead of a single number
 12,217  How to install Numpy on Windows 8, in pyvenv?
 12,210  Python: Cosine Similarity m * n matrices
 12,207  Reading *.mhd/*.raw format in python
 12,203  How to make numpy array column sum up to 1
 12,198  Conditional assignment of tensor values in TensorFlow
 12,190  Python MemoryError: cannot allocate array memory
 12,189  Flatten OpenCV/Numpy Array
 12,184  Change column values to column headers in pandas
 12,182  Adding alpha channel to RGB array using numpy
 12,180  Using scikit-learn LinearRegression to plot a linear fit
 12,178  What exactly is the lexsort_depth of a multi-index Dataframe?
 12,171  ValueError: index must be monotonic increasing or decreasing
 12,170  Python ARIMA exogenous variable out of sample
 12,169  Plotting words frequency and NLTK
 12,166  python numpy split array into unequal subarrays
 12,160  How does the axis parameter from NumPy work?
 12,153  np.array - too many values to unpack
 12,142  numpy.ufunc has the wrong size, try recompiling. even with the latest pandas and numpy versions
 12,137  How to swich theano.tensor to numpy.array?
 12,134  Python: Split NumPy array based on values in the array
 12,129  How to assign a 1D numpy array to 2D numpy array?
 12,117  sympy lambdify RuntimeWarning: invalid value encountered in double_scalars
 12,111  log transformation and index changing in python
 12,109  Efficiently Read last 'n' rows of CSV into DataFrame
 12,107  Can I create a shared multiarray or lists of lists object in python for multiprocessing?
 12,104  How to normalize a 4D numpy array?
 12,099  imshow a gray image and a binary image python
 12,094  Fastest method to create 2D numpy array whose elements are in range
 12,092  What's the difference between nan, NaN and NAN
 12,090  shape mismatch: indexing arrays could not be broadcast together with shapes
 12,086  Removing elements from an array that are in another array
 12,083  How to add numpy matrix as new columns for pandas dataframe?
 12,081  Why is numpy.linalg.pinv() preferred over numpy.linalg.inv() for creating inverse of a matrix in linear regression
 12,070  plotting dynamic data using matplotlib
 12,066  load csv file to numpy and access columns by name
 12,065  Sliding window using as_strided function in numpy?
 12,061  Numpy array to csv
 12,059  Feeding .npy (numpy files) into tensorflow data pipeline
 12,059  does IPython Notebook affect speed of the program?
 12,058  ModuleNotFoundError: No module named 'numpy.core._multiarray_umath' (While installing TensorFlow)
 12,049  Transform list into numpy matrix
 12,046  Scipy optimize fmin ValueError: setting an array element with a sequence
 12,045  How to take user input in a numpy array
 12,043  How to check dimensions of a numpy array?
 12,028  How to save big array so that it will take less memory in python?
 12,025  Setting Order of Columns with matplotlib bar chart
 12,024  cPickle ImportError: No module named multiarray
 12,015  matrix multiplication of arrays in python
 12,015  How to compare a numpy array with a scalar?
 12,009  python3 ValueError: shapes (4,1) and (4,3) not aligned: 1 (dim 1) != 4 (dim 0)
 12,006  Monte Carlo Simulation with Python: building a histogram on the fly
 12,005  'numpy.float64' object has no attribute 'plot'
 12,004  Adding arrays with different number of dimensions
 12,001  keras - TypeError: 'int' object is not iterable
 11,997  Python: How to deal with expected a readable buffer object in Python
 11,973  Reading just 1 column from a file using NumPy's loadtxt() function
 11,968  Find negative and positive values in numpy array
 11,942  TensorFlow : How do i find my output node in my Tensorflow trained model?
 11,940  What is the difference between np.sum and np.add.reduce?
 11,933  Logistic regression using SciPy
 11,915  Matrix exponentiation in Python
 11,915  How to find the minimum value in a numpy matrix?
 11,911  sklearn - Cross validation with multiple scores
 11,911  Matplotlib FuncAnimation for scatter plot
 11,909  How to reshape numpy image? [duplicate]
 11,909  how do I remove rows/columns from this matrix using python
 11,899  how to perform an inner or outer join of DataFrames with Pandas on non-simplistic criterion
 11,898  Ruby equivalent of NumPy
 11,894  How to find last occurrence of maximum value in a numpy.ndarray
 11,884  Please explain in detail 2D Histogram in Python
 11,876  What is the difference between NumPy array and simple python array? [duplicate]
 11,874  Numpy slice of arbitrary dimensions
 11,867  First n elements of row in numpy array
 11,848  How to convert Python dictionary object to numpy array
 11,845  shape mismatch: value array of shape X could not be broadcast to indexing result of shape . . . X?
 11,843  What does the term ''broadcasting'' mean in Pandas documentation?
 11,840  integrating 2D samples on a rectangular grid using SciPy
 11,834  How to add two columns of a numpy array?
 11,833  Python Numpy Error: ValueError: setting an array element with a sequence
 11,832  pd.rolling_mean becoming deprecated - alternatives for ndarrays
 11,831  Python convex hull with scipy.spatial.Delaunay, how to eleminate points inside the hull?
 11,831  ImportError: No module named 'numpy' in Windows
 11,812  Tensorflow: Convert Tensor to numpy array WITHOUT .eval() or
 11,796  correcting the axes using imshow
 11,786  Finding the (x,y) indexes of specific (R,G,B) color values from images stored in NumPy ndarrays
 11,784  Python: How to eliminate all the zero rows from a matrix in numpy
 11,779  How can I use scipy.ndimage.interpolation.affine_transform to rotate an image about its centre?
 11,778  Numpy: use reshape or newaxis to add dimensions
 11,768  Can I save a numpy array as a 16-bit image using ''normal'' (Enthought) python?
 11,761  What's the difference of numpy.ndarray.T and numpy.ndarray.transpose() when self.ndim < 2
 11,751  ''TypeError: len() of unsized object'' when using insert for arrays
 11,746  Norm of a arrays of vectors in python
 11,744  Rounding to nearest int with numpy.rint() not consistent for .5
 11,741  How to copy numpy 2d array in pandas 2d dataframe
 11,738  How to save dictionaries and arrays in the same archive (with numpy.savez)
 11,735  How do I create a radial cluster like the following code-example in Python?
 11,701  Can't install numpy 1.8 with python 2.7 under windows 7
 11,694  Finding indices of matches of one array in another array
 11,690  How to get the weight vector in Logistic Regression?
 11,687  getting the opposite diagonal of a numpy array
 11,686  Normalized Cross-Correlation in Python
 11,686  How to store an array in a dictionary using python
 11,686  handling zeros in pandas DataFrames column divisions in Python
 11,683  From tick by tick data to candlestick
 11,679  Passing Numpy arrays to C code wrapped with Cython
 11,675  Is there a python (scipy) function to determine parameters needed to obtain a target power?
 11,674  Rearranging Matrix Elements with Numpy
 11,669  Extracting minimum values per row using numpy
 11,668  Numpy and OpenCV
 11,654  Structured 2D Numpy Array: setting column and row names
 11,645  numpy load raises ''AttributeError: 'module' object has no attribute 'expr'''
 11,636  numpy subtract/add 1d array from 2d array
 11,635  how to understand empty dimension in python numpy array?
 11,635  How to determine a region of interest and then crop an image using OpenCV
 11,632  Melt the Upper Triangular Matrix of a Pandas Dataframe
 11,632  How to turn a Pandas column into array and transpose it?
 11,631  numpy: extending arrays along a new axis?
 11,628  Making a matrix square and padding it with desired value in numpy
 11,626  Rotating an image array in Numpy
 11,621  How to round a Pandas `DatetimeIndex`?
 11,617  Cython: (Why / When) Is it preferable to use Py_ssize_t for indexing?
 11,611  Numpy for R user?
 11,608  NumPy ImportError in python - Dll load failed
 11,607  Apply mask to image with OpenCv Python
 11,602  Python, OpenCV: Increasing image brightness without overflowing UINT8 array
 11,601  Smooth surface Plot with Pyplot
 11,598  matplotlib: Plot numpy arrays with None as values
 11,596  Numpy, BLAS and CUBLAS
 11,590  AttributeError: module 'numpy' has no attribute 'version'
 11,586  Find Inflection and Stationary points in a numpy 1d-array
 11,573  scipy.linalg.eig return complex eigenvalues for covariance matrix?
 11,573  Python, Pandas & Chi-Squared Test of Independence
 11,566  Install numpy Windows 8 64 with Python 3.5
 11,561  The real difference between float32 and float64
 11,561  RuntimeWarning: invalid value encountered in arccos
 11,557  NumPy: consequences of using '' with 'allow_pickle=False'
 11,549  Get numpy 2D array from user input
 11,535  Absolute difference of two NumPy arrays
 11,534  Python: ''Use a.any() or a.all()'' while traversing a numpy.ndarray
 11,534  Python 'astype' not working
 11,532  igraph Graph from numpy or pandas adjacency matrix
 11,530  How do I apply some function to a python meshgrid?
 11,517  Error solving Matrix equation with numpy
 11,494  How to get a single value as a string from pandas data frame
 11,490  Tensorflow: You must feed a value for placeholder tensor 'Placeholder' with dtype float [but the value is a float]
 11,489  How do I approximate the Jacobian and Hessian of a function numerically?
 11,487  Converting a numpy.ndarray to string
 11,477  ipython: how to set terminal width
 11,477  How can I average an array of arrays in python?
 11,475  Pandas convert columns type from list to np.array
 11,468  Interpret numpy.fft.fft2 output
 11,467  ValueError: array is too big - cannot understand how to fix this
 11,454  matplotlib graph shows only points instead of line
 11,445  Finding intersection/difference between python lists
 11,431  Get mean of 2D slice of a 3D array in numpy
 11,426  Find all nearest neighbors within a specific distance
 11,421  using numpy.unravel_index
 11,418  plotting numpy.ndarray
 11,415  Python: Is there an inverse for ndarray.flatten('F')?
 11,411  How can you turn an index array into a mask array in Numpy?
 11,406  Numpy arrays, fancy indexing, complex numbers
 11,399  Python Pandas: How to move one row to the first row of a Dataframe?
 11,391  Why is numba faster than numpy here?
 11,387  Calculating the inverse of a matrix with pandas
 11,386  Python - byte image to NumPy array using OpenCV
 11,386  Calculate moments (mean, variance) of distribution in python
 11,371  Matplotlib animation either freezes after a few frames or just doesn't work
 11,370  Save pandas DataFrame using h5py for interoperabilty with other hdf5 readers
 11,367  Delete rows at select indexes from a numpy array
 11,365  matplotlib imshow() using 3xN RGB array
 11,364  AttributeError: 'numpy.ndarray' object has no attribute 'items'
 11,362  tensorflow record with float numpy array
 11,352  Index a 2D Numpy array with 2 lists of indices
 11,346  NumPy convert 8-bit to 16/32-bit image
 11,345  Why does json.dumps(list(np.arange(5))) fail while json.dumps(np.arange(5).tolist()) works
 11,345  How to try-except an illegal matrix operation due to singularity in NumPy
 11,342  get prime numbers from numpy array [closed]
 11,324  how to read numpy 2D array from string?
 11,321  How to install numpy with pip+mingw in windows?
 11,316  Getting the row index for a 2D numPy array when multiple column values are known
 11,307  Confidence interval for exponential curve fit
 11,305  How to speed up pandas with cython (or numpy)
 11,296  Is there a statistics module for Python 2.7?
 11,288  How does numpy.swapaxes work?
 11,283  Difference between these array shapes in numpy
 11,282  Can one use python 3.5 in a docker container based out of the TensorFlow docker image?
 11,281  How to sum all the arrays inside a list of arrays?
 11,275  How do I enable the REFS_OK flag in nditer in numpy in Python 3.3?
 11,274  Most efficient way to calculate radial profile
 11,268  Turn the dictionary keys into variable names with same values in Python from .mat Matlab files using
 11,264  Selecting specific column in each row from array
 11,260  Trouble using numpy.load
 11,257  Python, cPickle, pickling lambda functions
 11,255  numpy: column-wise dot product
 11,251  numpy.r_ is not a function. What is it?
 11,251  Iterating through a two dimensional array in Python?
 11,243  numpy having no ''isin'' attribute
 11,219  Dowgrading / uninstalling numpy on Ubuntu 12.10 [closed]
 11,218  How do I include .dll file in executable using pyinstaller?
 11,217  faster alternative to numpy.where?
 11,213  Python - strings and integers in Numpy array
 11,210  Zoom in an Image using python-numpy
 11,207  ValueError: Unknown format code 'f' for object of type 'str'
 11,204  Convert Pandas dtype of dataframe
 11,203  aws - ''Unable to import module 'process': /var/task/numpy/core/ invalid ELF header''
 11,199  Numpy install under Ubuntu (12.04) causes Python ImportError
 11,193  what is the quickest way to iterate through a numpy array
 11,192  Sliding Window over Pandas Dataframe
 11,183  How to vectorize a function which contains an if statement?
 11,176  genfromtxt error - Got n columns instead of m
 11,172  How can I merge 2 column in python
 11,171  OpenCV Error: Unsupported format or combination of formats (Unsupported combination of input and output formats) in getRectSubPix
 11,151  customizing just one side of tick marks in matplotlib using spines
 11,134  python - create a pivot table
 11,125  Convolution along one axis only
 11,124  ValueError :Setting an array element with a sequence using numpy
 11,120  Significant mismatch between `r2_score` of `scikit-learn` and the R^2 calculation
 11,117  How to do weighted random sample of categories in python
 11,113  python zip() function for a matrix [duplicate]
 11,105  How to properly use anaconda accelerate for GPU
 11,096  numpy np.apply_along_axis function speed up?
 11,092  Converting nested lists of data into multidimensional Numpy arrays
 11,091  Distinguishing overfitting vs good prediction
 11,090  Binning a numpy array
 11,089  How to create image from numpy float32 array?
 11,087  How to convert sparse matrix to dense form using python
 11,086  error: (-215) _src.type() == CV_8UC1 in function equalizeHist when trying to equalize a float64 image
 11,074  Is there a way to get the index of the median in python in one command?
 11,071  how do I get the subtrees of dendrogram made by scipy.cluster.hierarchy
 11,061  turn scatter data into binned data with errors bars equal to standard deviation
 11,058  Python prints '' ... '' in very large output
 11,058  Fast peak-finding and centroiding in python
 11,056  Calculating kurtosis from a numpy array?
 11,050  Dictionary in a numpy array?
 11,048  Numpy loadtxt encoding
 11,044  Installing numpy from wheel format: '' ... is not a supported wheel on this platform''
 11,036  Skip a specified number of columns with numpy.genfromtxt()
 11,035  Reading .nc files by Python
 11,030  Why does scipy.optimize.curve_fit not fit correctly to the data?
 11,028  Generate random array of 0 and 1 with specific ratio
 11,026  Python Numpy array reading from text file to 2D array
 11,024  Numpy.Array in Python list?
 11,022  probability density function from histogram in python to fit another histrogram
 11,021  Numpy: ValueError: setting an array element with a sequence
 11,020  How to split numpy array in batches?
 11,019  Precision lost while using read_csv in pandas
 11,015  NumPy dtype issues in genfromtxt(), reads string in as bytestring
 11,011  Using numpy to Obtain Submatrix
 11,000  Numpy apply_along_axis function
 10,995  Python numpy loadtxt fails with date time
 10,990  Convert list of lists with different lengths to a numpy array [duplicate]
 10,975  matplotlib contour plot: proportional colorbar levels in logarithmic scale
 10,973  How to compute huge numbers with python?
 10,973  gotchas where Numpy differs from straight python?
 10,963  Extrapolation from data plotted using matplotlib
 10,958  Pandas to sum and group by date index
 10,950  Numpy argmax. How to compute both max and argmax?
 10,948  How do I convert a numpy matrix into a boolean matrix?
 10,934  How to call a java function from python/numpy?
 10,931  Can i pass a numpy array as an argument to a function, just like a variable?
 10,929  Fast hamming distance computation between binary numpy arrays
 10,928  numpy beginner: writing an array using numpy.savetxt
 10,926  Logarithm of an array in Python
 10,922  Using Numpy to find the average distance in a set of points
 10,920  Multiplying column and row vectors in Numpy
 10,919  How do I plot FFT in Numpy
 10,919  Convert dict to array in NumPy
 10,915  How to interpret `scipy.stats.kstest` and `ks_2samp` to evaluate `fit` of data to a distribution?
 10,913  k-means with selected initial centers
 10,913  How to find max values from multiple lists?
 10,912  Shuffle a numpy array
 10,906  numpy.savetxt without hash mark at beginning of header line
 10,901  Cannot compare types 'ndarray(dtype=int64)' and 'str'
 10,890  Pandas read csv without header (which might be there)
 10,882  Creating a float64 Variable in tensorflow
 10,879  How convert image to an array in python
 10,872  np.exp much slower than np.e?
 10,864  NumPy array slice using None
 10,862  Python/Scipy Interpolation (map_coordinates)
 10,862  plotting multiple histograms in grid
 10,860  Efficiently processing DataFrame rows with a Python function?
 10,858  Adding noise to numpy array
 10,856  Scipy FFT Frequency Analysis of very noisy signal
 10,854  Parameters to numpy's fromfunction
 10,854  numpy difference between flat and ravel()
 10,846  'numpy.float64' object is not callable
 10,846  How can I remove a column from a sparse matrix efficiently?
 10,842  TypeError: expected 1D vector for x
 10,828  Convert python array into list of lists [duplicate]
 10,827  how to draw a heart with pylab
 10,826  Python: how do you store a sparse matrix using python?
 10,822  Numpy quirk: Apply function to all pairs of two 1D arrays, to get one 2D array
 10,822  How numpy.cov() function is implemented?
 10,822  Drawing a rectangle inside a 2D numpy array
 10,815  AttributeError: 'numpy.ndarray' object has no attribute 'A'
 10,813  Transform an image to a bitmap
 10,809  Accessing slice of 3D numpy array
 10,801  numpy recfromcsv and genfromtxt skips first row of data file
 10,800  Adding different sized/shaped displaced NumPy matrices
 10,799  What are the downsides of convolution by FFT compared to realspace convolution?
 10,798  ValueError: 'object too deep for desired array'
 10,798  Pass a 2d numpy array to c using ctypes
 10,790  Comparing elements of numpy arrays in python
 10,789  TypeError generated when using inplace operations on numpy arrays?
 10,785  Numpy array broadcasting rules
 10,781  Should i switch to Python? [closed]
 10,776  Interpolate/Resize 3D array
 10,775  Alternative to Scipy mode function in Numpy?
 10,769  Rotate a 2D image around specified origin in Python
 10,769  python numpy syntax understanding
 10,769  numpy array in array resize
 10,762  Read the last N lines of a CSV file in Python with numpy / pandas
 10,761  Solve a system of non-linear equations in Python (scipy.optimize.fsolve)
 10,757  Calculating entropy from GLCM of an image
 10,751  Create a numpy matrix with elements as a function of indices
 10,748  Combining plt.plot(x,y) with plt.boxplot()
 10,745  installing numpy from wheel format on windows ( not a supported wheel on this platform.)
 10,741  Python removing every nth element in array
 10,738  Removing rows with duplicates in a NumPy array
 10,729  Passing a C++ std::Vector to numpy array in Python
 10,728  Transforming a list to a column vector in Python
 10,728  Multiply each column of a numpy array with each value of another array
 10,724  Subsampling/averaging over a numpy array
 10,720  ValueError: object too deep for desired array
 10,720  parameters for low pass fir filter using scipy
 10,720  fast Cartesian to Polar to Cartesian in Python
 10,718  Pass tuple as input argument for scipy.optimize.curve_fit
 10,717  Unable to apply methods on timestamps using Series built-ins
 10,707  shape vs len for numpy array
 10,701  Install ''scientific python'' environment: OS X 10.7 + Numpy + Scipy + Matplotlib
 10,700  rectangular pulse train in python
 10,700  Python: Numpy dtype U32 - simple if-else statement
 10,699  How can I read in a binary file from hdfs into a Spark dataframe?
 10,697  boolean subtract DeprecationWarning
 10,696  Find large number of consecutive values fulfilling condition in a numpy array
 10,695  Python Image distortion
 10,688  Storing arrays in Python for loop
 10,677  How to estimate density function and calculate its peaks?
 10,675  MemoryError when running Numpy Meshgrid
 10,667  How to group elements of a numpy array with the same value in separate numpy arrays
 10,666  How to permutate tranposition in tensorflow?
 10,663  How to convert python list of points to numpy image array?
 10,641  Python Empirical distribution function (ecdf) implementation
 10,641  How to delete specific values from numpy ndarray
 10,639  Values of Variables Matrix NumPy
 10,635  Uniformly distributed data in d dimensions
 10,634  Efficiently Creating A Pandas DataFrame From A Numpy 3d array
 10,632  how to use lists as values in pandas dataframe?
 10,613  Send a multidimensional numpy array over a socket
 10,612  Passing and returning numpy arrays to C++ methods via Cython
 10,611  How much memory in numpy array? Is RAM a limiting factor?
 10,607  Expected 2D array, got 1D array instead, Reshape Data
 10,607  compute z-score with the function in scipy and numpy
 10,602  Quick way to upsample numpy array by nearest neighbor tiling [duplicate]
 10,600  How to do a polynomial fit with fixed points
 10,598  python can't find numpy
 10,587  Convert numpy array to rgb image
 10,581  Flip a plot in matplotlib
 10,579  Mapping functions of 2D numpy arrays
 10,572  How to use a dictionary to translate/replace elements of an array? [duplicate]
 10,570  Converting numpy string array to float: Bizarre?
 10,567  Python: Differences between lists and numpy array of objects
 10,566  Compare two numpy arrays row-wise ValueError
 10,563  Numpy for Windows with python 3.6
 10,560  Selecting multiple slices from a numpy array at once
 10,560  Pandas Mean for Certain Column
 10,560  logarithmically spaced integers
 10,556  I'm getting an error <string>:149: RuntimeWarning: invalid value encountered in sqrt while generating a list
 10,552  SciPy interpolation ValueError: x and y arrays must be equal in length along interpolation axis
 10,548  Understanding scipy deconvolve
 10,546  ''Undefined variable from import'' when importing numpy in eclipse pydev
 10,546  Splines with Python (using control knots and endpoints)
 10,543  numpy array to list conversion issue
 10,537  find peaks location in a spectrum numpy
 10,531  Writing a faster Python physics simulator
 10,530  h5py: Correct way to slice array datasets
 10,529  Fourier transform of a Gaussian is not a Gaussian, but thats wrong! - Python
 10,507  Python scatter plot 2 dimensional array
 10,507  Cython: Convert memory view to NumPy array
 10,496  cannot change font to Helvetica in Matplotlib in Python on Mac OS X 10.6
 10,495  Reverse diagonal on numpy python
 10,484  How to use numpy arrays with fractions?
 10,483  Element-wise addition of 1D and 2D numpy arrays
 10,473  Numpy - ImportError: cannot import name _distributor_init
 10,464  How to 'zero' out rows & columns in an array
 10,464  Define dtypes in NumPy using a list?
 10,463  Shuffling NumPy array along a given axis
 10,462  Saving in a file an array or DataFrame together with other information
 10,461  Python - Intersection of 2D Numpy Arrays
 10,453  TypeError: Argument 2 must support iteration (even though it does?)
 10,441  Miniconda ''installs'' numpy but Python can't import it
 10,434  Can I run numpy and pandas with Jython
 10,431  TypeError: Argument given by name ('k') and position (2)
 10,430  Is there a numpy max min function?
 10,413  Intersection of 2D numpy ndarrays
 10,409  Numpy vs mldivide,''\'' matlab operator
 10,407  Pycharm cannot import numpy
 10,407  Convert black and white array into an image in python?
 10,406  Pickling large NumPy array
 10,395  python+numpy: why does numpy.log throw an attribute error if its operand is too big?
 10,394  loading an image from cifar-10 dataset
 10,387  Accessing NumPy array elements not in a given index list
 10,380  Plotting a numpy array as a histogram
 10,379  How to generate noise in frequency range with numpy?
 10,377  ValueError: zero-dimensional arrays cannot be concatenated
 10,374  How can I calculate the nearest positive semi-definite matrix?
 10,373  Taking np.average while ignoring NaN's?
 10,362  How to put a datetime value into a numpy array?
 10,359  python tilde unary operator as negation numpy bool array
 10,359  how to sum over certain row of a data frame in Python
 10,350  Draw multiple samples using numpy.random.multivariate_normal(mean, cov[, size])
 10,346  Fast Way to slice image into overlapping patches and merge patches to image
 10,345  Put a 2d Array into a Pandas Series
 10,339  Numpy array of random matrices
 10,335  Installing Anaconda Python, pyhdf, and netcdf4 for windows 64 bit
 10,335  How to traverse a list in reverse order in Python (index-style: ' ...  in range( ... )' only)
 10,334  Why is numpy's einsum faster than numpy's built in functions?
 10,334  How can I get the product of all elements in a one dimensional numpy array
 10,328  Delete an image in OpenCV using Python
 10,328  Comparing two numpy arrays to each other
 10,323  Python Pylab pcolor options for publication quality plots
 10,321  Numpy Indexing: Return the rest
 10,320  Numpy Ceil and Floor ''out'' Argument
 10,319  Python: data argument can't be an iterator
 10,318  ImportError: No module named numpy.distutils.core (Ubuntu xgboost installation)
 10,315  Overflow / math range error for log or exp
 10,312  Finding polynomial roots using Python  -  Possible Numpy Extension Bug
 10,310  Uninstallation issues in python numpy
 10,310  numpy 'module' object has no attribute 'stack'
 10,310  Efficiently rotate a set of points with a rotation matrix in numpy
 10,309  Drawing a bootstrap sample from a pandas.DataFrame
 10,303  Numpy equivalent of itertools.product [duplicate]
 10,303  Can't get attribute 'abc' on <module '__main__' from ''>
 10,301  Test if two numpy arrays are (close to) equal, including shape
 10,295  ValueError: unknown is not supported in sklearn.RFECV
 10,288  Converting list of Arrays to list of Lists?
 10,285  Delaunay Triangulation of points from 2D surface in 3D with python?
 10,282  Smooth spline representation of an arbitrary contour, f(length) --> x,y
 10,277  Coefficient of Variation and NumPy
 10,275  Install Python 2.7.9 over 2.7.6
 10,270  Running maximum of numpy array values
 10,270  pandas.DataFrame.describe() vs numpy.percentile() NaN handling
 10,269  C array to PyArray
 10,263  Python Numpy mask NaN not working
 10,263  Invert 0 and 1 in a binary array
 10,261  Python web hosting: Numpy, Matplotlib, Scientific Computing
 10,260  Python : RuntimeWarning: overflow encountered
 10,256  Lorentzian scipy.optimize.leastsq fit to data fails
 10,251  Count number of elements in numpy ndarray
 10,250  How do I generate Log Uniform Distribution in Python?
 10,248  numpy rollaxis - how exactly does it work?
 10,244  How to plot specific points in array with matplotlib?
 10,241  How to speed-up python nested loop?
 10,239  What is the role of keepdims in Numpy (Python)?
 10,239  How to convert a list of strings into a tensor in pytorch?
 10,228  Python ValueError: non-broadcastable output operand with shape (124,1) doesn't match the broadcast shape (124,13)
 10,228  Python pairwise comparison of elements in a array or list
 10,227  Python creating a smaller sub-array from a larger 2D NumPy array?
 10,226  numpy array indexing says out of range
 10,225  wrapping around slices in Python / numpy
 10,223  square root of sum of square of columns in multidimensional array
 10,223  Memory Efficient L2 norm using Python broadcasting
 10,222  How to count the frequency of an element in an ndarray
 10,221  Python3 - ModuleNotFoundError: No module named 'numpy'
 10,214  Import Error: no module named numpy (numpy already installed)
 10,211  Python - ValueError: invalid literal for float():
 10,208  Missing Dependencies Installing NumPy 1.9 for Python 3.4.1 32-bit on Windows 7
 10,199  On fitting a curved line to a dataset in Python
 10,199  counting the number of non-zero numbers in a column of a df in pandas/python
 10,196  Sort a numpy array by another array, along a particular axis
 10,196  numpy array print index of certain value
 10,195  Load just part of an image in python
 10,192  Pandas, groupby and finding maximum in groups, returning value and count
 10,186  Get derivative of data in python
 10,184  How to add equation of a line onto a plot in python
 10,174  change data type of a array in python
 10,173  Runtime Warning overflow encountered in ubyte_scalars
 10,167  VisibleDeprecationWarning: boolean index did not match indexed array along dimension 1; dimension is 2 but corresponding boolean dimension is 1
 10,167  Keras - .flow_from_directory(directory)
 10,166  Pythonic way to select elements of an array based on values?
 10,165  Iterating two arrays, without nditer, in numpy?
 10,165  interpolation with matplotlib pcolor
 10,164  How to create a legend for 3D bar in matplotlib?
 10,162  numpy 3D-image array to 2D
 10,161  Fast way to Hash Numpy objects for Caching
 10,160  Visualize 3x3 numpy array and save it as new array of shape: 400x600
 10,158  Finding the index of an element in nested lists in python
 10,154  Numpy zip function
 10,142  Matlab vs Python: Reshape
 10,142  How do you interpolate from an array containing datetime objects?
 10,141  Using Python and Numpy to blend 2 images into 1
 10,137  Saving Numpy Structure Array to *.mat file
 10,136  Broadcasting a python function on to numpy arrays
 10,131  Unpacking tuples/arrays/lists as indices for Numpy Arrays
 10,120  how can I calc pow of fractions or nth root square in numpy?
 10,117  Intersect two boolean arrays for True
 10,113  tensorflow beginner tutorial - read_data_sets fails
 10,113  Print two arrays side by side using numpy
 10,110  ''Cannot convert a ndarray into a Tensor or Operation.'' error when trying to fetch a value from in tensorflow
 10,109  Saving List of Numpy 2D arrays using (the arrays together are jagged)
 10,105  How to compute cluster assignments from linkage/distance matrices in scipy in Python?
 10,102  basemap ImportError: No module named 'mpl_toolkits.basemap'
 10,101  numpy generate data from linear function
 10,097  Best approach to query SQL server for numpy
 10,088  Numpy: how to assign values to individual elements of multidimensional arrays?
 10,075  How can I efficiently transform a numpy.int8 array in-place to a value-shifted numpy.uint8 array?
 10,073  What is the difference between numpy.linalg.lstsq and scipy.linalg.lstsq?
 10,071  python pandas data frame if else without iterating thought data frame
 10,068  Python NumPy - FFT and Inverse FFT?
 10,061  Creating numpy linspace out of datetime
 10,059  Declaring 2D numpy array with unknown size [closed]
 10,057  Dihedral/Torsion Angle From Four Points in Cartesian Coordinates in Python
 10,056  create cosine similarity matrix numpy
 10,049  Numpy pcolormesh: TypeError: Dimensions of C are incompatible with X and/or Y
 10,039  image information along a polar coordinate system
 10,038  numpy OpenBLAS set maximum number of threads
 10,036  Creating Spark dataframe from numpy matrix
 10,031  Can you use if-else statement inside braces for an array in Python?
 10,028  Visualising 10 dimensional data with matplotlib
 10,028  How to use least squares with weight matrix?
 10,028  How do you unroll a Numpy array of (mxn) dimentions into a single vector
 10,019  AttributeError: 'module' object has no attribute 'percentile'
 10,015  Add slider to matplotlib chart
 10,005  Automatic White Balancing with Grayworld assumption
 10,004  Using Numpy with pypy
 10,001  Linear index upper triangular matrix
  9,998  Jupyter Notebook - ModuleNotFoundError [duplicate]
  9,995  Why is numpy/pandas parsing of a csv file with long lines so slow?
  9,994  Python Joint Distribution of N Variables
  9,991  Can i put a color changer in a loop?
  9,988  Scipy interpolation how to resize/resample 3x3 matrix to 5x5?
  9,986  Multiple versions of python when installing a package with aptitude
  9,985  How do I 'force' python to use a specific version of a module?
  9,982  How to install external libraries with Portable Python?
  9,975  np.random.permutation with seed?
  9,973  how to get the memory address of a numpy array for C
  9,969  How to find all neighbors of a given point in a delaunay triangulation using scipy.spatial.Delaunay?
  9,965  how to multiply pandas dataframe with numpy array with broadcasting
  9,954  Modifying axes on matplotlib colorbar plot of 2D array
  9,950  stratified sampling in numpy
  9,945  Find Arc/Circle equation given three points in space (3D)
  9,942  np.zeros(dim,1) giving datatype not understood
  9,940  Numpy compare 2 array shape, if different, append 0 to match shape
  9,934  Numpy: sort by key function
  9,932  How to create space between subplots?
  9,928  savetxt two columns in python,numpy
  9,927  How to create numpy structured array with multiple fields of different shape?
  9,926  Installing numpy for Sublime Text 3
  9,924  Using reshape in Python to reshape an array
  9,920  Finding roots with scipy.optimize.root
  9,915  What is numpy method int0?
  9,913  Python histogram with points and error bars
  9,912  Units of frequency when using FFT in NumPy
  9,905  Fastest way to load numeric data into python/pandas/numpy array from MySQL
  9,902  Add values to one column of a pandas dataframe based on the values in another
  9,897  Find the set difference between two large arrays (matrices) in Python
  9,896  Multiple Pieces in a numpy.piecewise
  9,895  Index the middle of a numpy array?
  9,894  Creating cx_Freeze exe with Numpy for Python
  9,892  creating a numpy vector using 3 components
  9,884  line smoothing algorithm in python?
  9,878  Get the column names of a python numpy array
  9,877  How to install packages/modules in IronPython
  9,867  'Cannot access callable attribute 'sort_values' of 'DataFrameGroupBy' objects, try using the 'apply' method'
  9,866  How to import NumPy as a module into Eclipse (PyDev)
  9,861  Working with time, date, timedelta
  9,860  Compile Matplotlib for Python on Snow Leopard
  9,859  skewing or shearing an image in python
  9,858  numpy.isnan(value) not the same as value == numpy.nan?
  9,857  getting seconds from numpy timedelta64
  9,856  Finding indices of values in 2D numpy array
  9,854  Interpolation in SciPy: Finding X that produces Y
  9,847  matlab isempty() function in numpy?
  9,847  elegant way of convert a numpy array containing datetime.timedelta into seconds in python 2.7
  9,845  Extract string from cell in Pandas dataframe
  9,843  Normal equation and Numpy 'least-squares', 'solve' methods difference in regression?
  9,839  Python alternative for calculating pairwise distance between two sets of 2d points [duplicate]
  9,835  ''ValueError: could not convert string to float'' error in scikit-learn
  9,834  Iterate over a numpy Matrix rows
  9,831  logarithmic scale in Python
  9,823  k-fold Cross Validation for determining k in k-means?
  9,819  Vectorized matrix manhattan distance in numpy
  9,819  Calculate Signal to Noise ratio in python scipy version 1.1
  9,813  Index multiple, non-adjacent ranges in numpy
  9,808  histogram of gray scale values in numpy image
  9,805  Numpy isfinite typeerror
  9,801  Can I run Numpy (or other Python packages) on Android? [duplicate]
  9,800  Multiprocessing scikit-learn
  9,796  How to get only odd numbers in array and square them using numpy for python?
  9,791  How to transpose a 3D matrix?
  9,789  NumPy: difference between linalg.eig() and linalg.eigh()
  9,780  np.full(size, 0) vs. np.zeros(size) vs. np.empty()
  9,780  Comparing Arrays for Accuracy
  9,775  Find unique elements of floating point array in numpy (with comparison using a delta value)
  9,772  Creating numpy array from dict
  9,761  hierarchical clustering on correlations in Python scipy/numpy?
  9,756  Plotting numpy array using Seaborn
  9,751  Make the matrix multiplication operator @ work for scalars in numpy
  9,750  How to assign scipy.sparse matrix to NumPy array via indexing?
  9,745  ROC curve for binary classification in python
  9,742  How to set the axis limit in a matplotlib plt.polar plot
  9,732  Slicing a numpy image array into blocks
  9,731  How can numpy be so much faster than my Fortran routine?
  9,723  Is there a numpy function that allows you to specify start, step, and number?
  9,718  Pandas: How to create a datetime object from Week and Year?
  9,713  Can I rename fields in a numpy record array
  9,707  Selecting elements in numpy array using regular expressions
  9,707  How to install PIL (or any module really) to the raspberry pi?
  9,703  Pandas map column in place
  9,700  Can i set float128 as the standard float-array in numpy
  9,696  python numpy arange unexpected results
  9,695  Numpy, dot products on multidimensional arrays
  9,690  Remove numpy installed using pip on OS X
  9,690  How can I apply a matrix transform to each row of a NumPy array efficiently?
  9,689  AttributeError: 'list' object has no attribute 'reshape'
  9,687  Compare list of datetimes with datetime in Python
  9,684  Difference(s) between scipy.stats.linregress, numpy.polynomial.polynomial.polyfit and statsmodels.api.OLS
  9,681  Numpy only integer scalar arrays can be converted to a scalar index - Upgrading to 3.6
  9,673  PyQt5 QImage from Numpy Array
  9,673  How to check if an array is 2D
  9,671  concatenate numpy string array along an axis?
  9,669  Why does installing matplotlib for Python v3.4 fail on Windows 7 (x64)?
  9,668  How to turn numpy array image to bytes?
  9,666  HSV2BGR conversion fails in Python OpenCV script
  9,657  When saving a pandas dataframe to csv how do I retain the
  9,651  Unable to run logistic regression due to ''perfect separation error''
  9,649  More idiomatic way to display images in a grid with numpy
  9,645  Error trying to install Numpy
  9,641  Matplotlib: Import Error no module named _path
  9,630  Random Number from Histogram
  9,629  Object of type 'ndarray' is not JSON serializable
  9,629  matplotlib problems plotting logged data and setting its x/y bounds
  9,621  Matlab equivalent of Numpy broadcasting?
  9,618  python valueError using hstack() (ValueError: all the input array dimensions except for the concatenation axis must match exactly)
  9,615  Pytorch: Can't call numpy() on Variable that requires grad. Use var.detach().numpy() instead
  9,615  numpy: ''size'' vs. ''shape'' in function arguments?
  9,612  How to disregard the NaN data point in numpy array and generate the normalized data in Python?
  9,611  How to replace values in a numpy array based on another column?
  9,611  Converting Numpy Lstsq residual value to R^2
  9,605  Autocorrelation of a multidimensional array in numpy
  9,602  ''R6034 An application has made an attempt to load the C runtime library incorrectly'' after pygtk being installed
  9,601  How to manipulate the data after numpy.loadtxt?
  9,599  pandas Series' object has no attribute 'find'
  9,590  How to plot a probability mass function in python
  9,589  Get the number of nonzero elements in a numpy array?
  9,586  setting up numpy/scipy in idle
  9,578  interpolate missing values 2d python
  9,577  Swap slices of Numpy arrays
  9,577  Simple question: In numpy how do you make a multidimensional array of arrays?
  9,575  Print numpy array without ellipsis
  9,574  Spark fastest way for creating RDD of numpy arrays
  9,573  Numpy genfromtxt Column Names
  9,571  python numpy sort eigenvalues
  9,570  Convert a matrix of pixels to an image python
  9,561  weighted moving average with numpy.convolve
  9,555  Creating a 4d matrix full of zeros in python, numpy
  9,553  Regridding regular netcdf data
  9,549  Assign values to different index positions in Numpy array
  9,544  PCA with missing values in Python
  9,538  Supplying NumPy site.cfg arguments to pip
  9,538  How to increase Jupyter notebook Memory limit?
  9,532  How to use `numpy.savez` in a loop for save more than one array?
  9,532  Dot product sparse matrices
  9,528  How to find error on slope and intercept using numpy.polyfit
  9,527  How to install OpenCV for Python 3.x on Windows 8.1?
  9,522  PCA of RGB Image
  9,518  finding element of numpy array that satisfies condition
  9,514  python how to plot classification data
  9,503  TypeError: can’t convert CUDA tensor to numpy. Use Tensor.cpu() to copy the tensor to host memory first
  9,502  Write array to text file
  9,493  Convert integer to binary array with suitable padding
  9,491  How to decide a whether a matrix is singular in python-numpy? [duplicate]
  9,486  How to change the linewidth of hatch in matplotlib?
  9,485  Installing Matplotlib in Windows 10 64bits
  9,483  sharpen image to detect edges/lines in a stamped ''X'' object on paper
  9,477  Is there a way to convert pyplot.imshow() object to numpy array?
  9,469  How do I use Numpy in Python IDLE?
  9,468  How to fix ''ValueError: need at least one array to concatenate'' error
  9,465  Python - Alternative for using numpy array as key in dictionary
  9,461  Numpy - normalize RGB pixel array
  9,457  Dropping multiple Pandas columns by Index
  9,455  Implement MATLAB's im2col 'sliding' in Python
  9,452  Peak Detection in Python: How does the scipy.signal.find_peaks_cwt function work?
  9,446  How to compute Dot product between very large scipy sparse matrix
  9,446  Converting a 2D numpy array to dataframe rows
  9,445  How to convert the dataframe to array in python? [duplicate]
  9,443  Display numpy array in a for loop using matplotlib imshow
  9,440  How is a Pandas crosstab different from a Pandas pivot_table?
  9,440  Creating an array of images in python \ openCV \ numpy
  9,437  Different std in pandas vs numpy
  9,435  How to pass OpenCV image to Tesseract in python?
  9,432  concat pandas DataFrame along timeseries indexes
  9,422  Numpy Matrix Subtraction Confusion
  9,417  imshow for 3D? (Python / Matplotlib) [closed]
  9,416  Efficient way to partially read large numpy file?
  9,414  Fitting a straight line to a log-log curve in matplotlib
  9,410  Passing a numpy array to C++
  9,409  Make sure numpy is using MKL library on mac pro
  9,403  Numpy Array summing with weights
  9,403  How to use PIL paste with mask?
  9,402  In python plots, what does ''1e8'' mean in reference to the y-axis?
  9,398  How to keep column names when converting from pandas to numpy
  9,386  Explain the speed difference between numpy's vectorized function application VS python's for loop
  9,378  How to save numpy array of Strings (with commas) to CSV?
  9,376  Numpy: get 1D array as 2D array without reshape
  9,373  Concatenate several np arrays in python
  9,370  solving Ax =b for a non-square matrix A using python
  9,362  Installing Python modules on OSX using easy_install or install
  9,357  Surface Curvature Matlab equivalent in Python
  9,352  matplotlib boxplot color
  9,351  Py2Exe, [Errno 2] No such file or directory: 'numpy-atlas.dll'
  9,351  How can I initialize an empty Numpy array with a given number of dimensions?
  9,345  /usr/bin/python vs /opt/local/bin/python2.7 on OS X
  9,345  Create random numpy matrix of same size as another.
  9,338  SparseVector to DenseVector conversion in Pyspark
  9,336  Have numpy argsort return an array of 2d indices?
  9,336  Getting the indices of several elements in a NumPy array at once
  9,330  NameError: name 'x_train' is not defined
  9,325  Cython: Buffer type mismatch, expected 'int' but got 'long'
  9,321  Using Numpy stride_tricks to get non-overlapping array blocks
  9,321  Pythonic way to convert a dictionary to a numpy array
  9,319  Error in creating LMDB database file in Python for Caffe
  9,315  Generating 3D Gaussian distribution in Python
  9,302  Pythonic way to populate numpy array
  9,297  How to add random noise to a signal using NumPy?
  9,293  How to forecast in python using machine learning , from a given set of geographical data?
  9,283  XGBoost and sparse matrix
  9,282  Axes3d vs axes3d matplotlib
  9,280  What kind of number 9.00000000e-01 is?
  9,280  How much memory is used by a numpy ndarray?
  9,279  Is numpy.linalg.inv() giving the correct matrix inverse? EDIT: Why does inv() gives numerical errors?
  9,274  read big image file as an array in python
  9,263  How to create a numpy record array?
  9,257  Getting Memory Error when trying to plot large array with matplotlib
  9,254  Set values in numpy array to NaN by index
  9,254  imwrite 16 bit png depth image
  9,251  imresize in PIL/scipy.misc only works for uint8 images? any alternatives?
  9,249  TypeError: src is not a numpy array, neither a scalar What is wrong in my code?
  9,248  ValueError: zero-size array to reduction operation minimum which has no identity
  9,245  Build in function for computing covariance
  9,244  Numpy argmax - random tie breaking
  9,241  matlab ismember function in python
  9,234  PSD of signal in numpy and how to scale it
  9,232  Finding the minimum value in a numpy array and the corresponding values for the rest of that array's row
  9,231  Numpy Two-Dimensional Moving Average
  9,230  ValueError resizing an ndarray
  9,221  Methods for quickly calculating standard deviation of large number set in Numpy
  9,218  How to print numpy objects without line breaks
  9,216  Is there a numpy/scipy dot product, calculating only the diagonal entries of the result?
  9,216  Calculating bounding box of numpy array
  9,201  more efficient way to pickle a string
  9,200  Slicing a numpy array along a dynamically specified axis
  9,200  Converting pandas.DataFrame to bytes
  9,195  ufunc 'subtract' did not contain a loop with signature matching types
  9,195  FFT normalization with numpy
  9,195  Divide by zero encountered in double_scalars
  9,190  inequality comparison of numpy array with nan to a scalar
  9,182  python - simple way to join 2 arrays/lists based on common values
  9,179  Attribute error float object has no attribute 'append'
  9,177  Using Numpy arrays as lookup tables
  9,175  Calculating cosine distance between the rows of matrix
  9,166  How to convert a pytorch tensor into a numpy array?
  9,160  ''Invalid parameter type'' (numpy.int64) when inserting rows with executemany()
  9,157  Numpy 2D array to Table
  9,157  Array division- translating from MATLAB to Python
  9,151  'numpy.ndarray' object has no attribute 'imshow'
  9,148  Saving a numpy array with mixed data
  9,147  How to read realtime microphone audio volume in python and ffmpeg or similar
  9,146  how to get rid of error '''float' object has no attribute 'exp'''?
  9,141  An efficient way to calculate the mean of each column or row of non-zero elements
  9,136  Numpy: Replace random elements in an array
  9,127  Valid parameters for astype in NumPy
  9,122  How to use two condition in np.where
  9,119  Remove points which contains pixels fewer than (N)
  9,116  Running python script with Numpy and OpenCV on Android
  9,116  Find and draw regression plane to a set of points
  9,115  generate N random numbers from a skew normal distribution using numpy
  9,110  ValueError: can only convert an array of size 1 to a Python scalar for Numpy Select
  9,108  Efficiently get indices of histogram bins in Python
  9,106  Best way to interpolate a numpy.ndarray along an axis
  9,104  Python NumPy Arrays
  9,103  The Assignment Problem, a NumPy function?
  9,101  RuntimeWarning: invalid value encountered in reduce
  9,100  filtering numpy matrix on a column
  9,099  The difference of pseudo-inverse between SciPy and Numpy
  9,096  Plot a histogram without the zero values in python?
  9,094  C++ conversion from NumPy array to Mat (OpenCV)
  9,093  How to append a tuple to a numpy array without it being preformed element-wise?
  9,091  How to create pandas dataframes with more than 2 dimensions?
  9,086  Count consecutive occurences of values varying in length in a numpy array
  9,084  Opencv integration with wxpython
  9,080  How to calculate the standard deviation from a histogram? (Python, Matplotlib)
  9,077  numpy matrix multiplication shapes [duplicate]
  9,075  Is Python's epsilon value correct?
  9,070  What is the pandas.Panel deprecation warning actually recommending?
  9,068  Matplotlib requirements with pip install in virtualenv
  9,064  Simultaneously diagonalize matrices with numpy
  9,062  How to take the ln of a function in python?
  9,052  Add column to a sparse matrix
  9,047  importing numpy in hackerrank competitions
  9,047  difference between n and size parameters in np.random.binomial(n,p, size = 1000)
  9,044  Numpy array loss of dimension when masking
  9,043  Scipy installation issue, getting ImportError: cannot open shared object file or directory
  9,043  Multiple Linear Regression Model by using Tensorflow
  9,038  Creating a dynamic array using numpy in python
  9,030  NumPy 1.8.0 for Python 3.3.3 Windows
  9,024  Convert a black and white image to array of numbers?
  9,021  Numpy array modifying multiple elements at once
  9,019  Tensor multiplication in Tensorflow
  9,018  numpy.meshgrid explanation
  9,014  numpy.polyfit doesn't handle NaN values
  9,014  Calculating covariance matrix  -  difference between numpy.cov and
  9,010  python linspace in c++
  9,001  Numba code slower than pure python
  9,000  create a meshgrid for polar coordinates
  8,998  Python random sample of two arrays, but matching indices
  8,991  How to add a row or column to a matrix in Python numpy [duplicate]
  8,990  Pandas rolling regression: alternatives to looping
  8,988  Fill in missing values with nearest neighbour in Python numpy masked arrays?
  8,985  Difference between and
  8,985  Cython inline function with numpy array as parameter
  8,983  Resize image with skimage library without stretching
  8,980  problem plotting on logscale in matplotlib in python
  8,978  Plotting log-binned network degree distributions
  8,977  Fastest way to fill numpy array with random numbers
  8,977  3D Convolutional Neural Network input shape
  8,974  Python NUMPY HUGE Matrices multiplication
  8,972  how to create a group ID based on 5 minutes interval in pandas timeseries?
  8,972  Efficiently check if numpy ndarray values are strictly increasing
  8,970  PHP script can't get output from Python script
  8,963  Loading UTF-8 file in Python 3 using numpy.genfromtxt
  8,960  Installing pandas in docker Alpine
  8,956  How to efficiently create a sparse vector in python?
  8,954  How to insert arrays into a database?
  8,952  Writing to numpy array from dictionary
  8,951  Find last value in numpy array
  8,948  Python How to find average of columns using dataframes apply method
  8,948  Matplotlib Scatter - ValueError: RGBA sequence should have length 3 or 4
  8,947  Python ValueError: operands could not be broadcast together with shapes
  8,946  Python eigenvectors: differences among numpy.linalg, scipy.linalg and scipy.sparse.linalg
  8,944  Forming numpy array from array buffer from shared memory (multiprocessing) fails
  8,944  counting the unique items in a numpy array: why is scipy.stats.itemfreq so slow?
  8,935  ValueError: operands could not be broadcast together with shapes - inverse_transform- Python
  8,935  ValueError: could not convert string to float, Python
  8,935  numpy ndarray with more that 32 dimensions
  8,932  Find a value from x axis that correspond to y axis in matplotlib python
  8,931  Turn dictionary of lists into a 1D numpy array
  8,931  Binning frequency distribution in Python
  8,926  How to write a function to process arrays as input element by element and returns array
  8,922  Form a big 2d array from multiple smaller 2d arrays
  8,921  Subtracting numpy arrays of different shape efficiently
  8,920  How to hash a large object (dataset) in Python?
  8,914  Plot sklearn LinearRegression output with matplotlib
  8,914  how to pass numpy array to Cython function correctly?
  8,913  Numpy: Filtering rows by multiple conditions?
  8,911  Python: Making numpy default to float32
  8,904  AttributeError in python/numpy when constructing function for certain values
  8,895  python pandas custom agg function
  8,895  Appending array rows to .txt file in Python 3
  8,890  PyArray_SimpleNewFromData example
  8,887  numpy.savetxt into a different directory?
  8,886  Pickle figures from matplotlib
  8,886  How do you 'remove' a numpy array from a list of numpy arrays?
  8,885  Python: sorting an array with NaNs
  8,883  Use Python package installed with apk in Alpine Linux
  8,883  Check if numpy array is in list of numpy arrays
  8,880  numpy 1.9.0: ValueError: probabilities do not sum to 1
  8,875  Python: universal import
  8,875  Is there a way to efficiently invert an array of matrices with numpy?
  8,871  Keras Convolution2D Input: Error when checking model input: expected convolution2d_input_1 to have shape
  8,870  Rainflow counting algorithm [closed]
  8,868  Python interp1d vs. UnivariateSpline
  8,867  cvtcolor in Cv2 - no attribute
  8,865  Convert 3d Numpy array to 2d
  8,864  python: OpenCV depth of image unsupported (CV_64F)
  8,857  Numpy genfromtxt - column names
  8,850  Groupby in python pandas: Fast Way
  8,850  Fast interpolation over 3D array
  8,845  concatenating arrays in python like matlab without knowing the size of the output array
  8,844  indexing numpy array with logical operator
  8,844  How to test if all rows are equal in a numpy
  8,843  How to find peaks in 1d array
  8,842  Log log plot linear regression
  8,842  how to convert numpy array into tuple
  8,833  quickly summing numpy arrays element-wise
  8,832  Python has stopped working
  8,825  Python numpy subtraction no negative numbers (4-6 gives 254)
  8,824  Stochastic gradient descent implementation with Python's numpy
  8,824  A loopless 3D matrix multiplication in python
  8,818  Getting around, numpy objects mismatch error in python
  8,817  Numpy - Transformations between coordinate systems
  8,816  Difference between numpy.logical_and and &
  8,815  NumPy PolyFit and PolyVal in Multiple Dimensions?
  8,808  How to generate random pairs of numbers in Python, including pairs with one entry being the same and excluding pairs with both entries being the same?
  8,808  Best way to join / merge by range in pandas
  8,797  How does the numpy.resize and numpy.reshape function works internally in python ?
  8,794  How to convert a list of strings into a numeric numpy array?
  8,792  scipy.optimize.fmin with 2 variables. How to make it work
  8,784  Reshaping an array to 2-D by specifying only the column size
  8,778  Resize a batch of images in numpy
  8,777  How to remove Outliers in Python?
  8,776  numpy positive semi-definite warning
  8,775  Python Pandas: Find the maximum for each row in a dataframe column containing a numpy array
  8,775  numpy - resize array filling with 0
  8,774  how to handle an asymptote/discontinuity with Matplotlib
  8,758  Chi square numpy.polyfit (numpy)
  8,757  How to read/extract climate model data in .asc file format by using Python?
  8,756  How to create a neural network for regression?
  8,754  How to fixed ''polyfit maybe poorly conditioned'' in numpy?
  8,749  Reading ALL variables in a .mat file with python h5py
  8,745  How to handle an np.RankWarning in numpy?
  8,744  TensorFlow You must feed a value for placeholder tensor 'Placeholder_2' with dtype float
  8,743  Statsmodels: Calculate fitted values and R squared
  8,738  Find the closest elements above and below a given number
  8,736  Converting a list of strings in a numpy array in a faster way
  8,736  Calculating variance image python
  8,729  Sum rows where value equal in column
  8,729  Gauss(-Legendre) quadrature in python
  8,725  How to use Python multiprocessing to fill numpy array in a for loop
  8,722  Pandas Efficient VWAP Calculation
  8,717  Rotation of colorbar tick labels in matplotlib
  8,717  Handling very large netCDF files in python
  8,716  Converting 32-bit integer into array of four 8-bit integers in Python
  8,707  How can I ignore zeros when I take the median on columns of an array?
  8,707  Building a huge numpy array using pytables
  8,703  Mathematical rectangle function Python
  8,701  Interpolating a numpy array to fit another array
  8,697  Pandas: why pandas.Series.std() is different from numpy.std()
  8,696  Convert int64 to uint64
  8,695  How to find and uninstall the numpy duplicate versions
  8,694  Error because of Theano and NumPy variable types
  8,693  Python: Matplotlib - probability plot for several data set
  8,692  Python: Fastest Way to compare arrays elementwise
  8,691  Fitting an ellipse to a set of data points in python
  8,690  Load txt file into numpy array
  8,689  How to get n x n covariance matrix for n arrays in Python?
  8,687  Initialize Multiple Numpy Arrays (Multiple Assignment) - Like MATLAB deal()
  8,683  Scipy, differential evolution
  8,678  Spyder / iPython inline plot figure size
  8,678  Python numpy filter two-dimensional array by condition
  8,674  Pandas: How to make apply on dataframe faster?
  8,672  numpy.argmax: how to get the index corresponding to the *last* occurrence, in case of multiple occurrences of the maximum values
  8,663  PCA inverse transform manually
  8,661  How to add element to matrix?
  8,660  AttributeError: 'numpy.ndarray' object has no attribute '_hold'
  8,658  How to split strings inside a numpy array?
  8,653  What is the difference between import numpy and import math [duplicate]
  8,651  Making a numpy ndarray matrix symmetric
  8,649  Finding missing values in a numpy array
  8,640  Installing Matplotlib, Numpy, Pylab, Etc on Mac
  8,640  Failed to find data adapter that can handle input: <class 'numpy.ndarray'>, (<class 'list'> containing values of types {''<class 'int'>''})
  8,639  What is the best way to compute the trace of a matrix product in numpy?
  8,636  How to select all non-black pixels in a NumPy array?
  8,636  Elementwise multiplication of several arrays in Python Numpy
  8,629  MemoryError: Unable to allocate array with shape and data type object
  8,619  Procrustes Analysis with NumPy?
  8,619  'numpy.float64' object does not support item assignment
  8,619  How do you deal with missing data using numpy/scipy?
  8,617  python append two matrix side by side [duplicate]
  8,606  Convert probability vector into target vector in python?
  8,605  Save numpy array to CSV without scientific notation
  8,599  convert images from [-1; 1] to [0; 255]
  8,598  Setting values of an array to -inf in Python with scipy/numpy
  8,597  Comparing pandas Series for equality when they contain nan?
  8,596  2d hsv color space in matplotlib
  8,592  how to use Numpy.polyfit to plot trend
  8,592  Estimate formants using LPC in Python
  8,587  trying to get reasonable values from scipy powerlaw fit
  8,586  Dot product along third axis
  8,585  Sort data before using numpy.median
  8,584  Subtract a Series from a DataFrame while keeping the DataFrame struct intact
  8,578  Convert Numpy array of ASCII codes to string
  8,576  Numpy mask to count number of elements satisfying a condition
  8,574  how to create similarity matrix in numpy python?
  8,574  How to convert Numpy Array to Python Dictionary with Sequential Keys?
  8,568  Performant cartesian product (CROSS JOIN) with pandas
  8,568  opencv python merge different channel images into one
  8,568  numpy python 3.4.1 : Python 3.4 not found in registry
  8,555  Logarithmic interpolation in python
  8,552  6th degree curve fitting with numpy/scipy
  8,551  Forced conversion of non-numeric numpy arrays with NAN replacement
  8,550  Why is numpy.random.choice so slow?
  8,548  Python - numpy mgrid and reshape
  8,548  find function matlab in numpy/scipy
  8,545  Replacing nan with 0 error:nan not supported for input type
  8,543  Unable to import python modules (numpy, scipy, matplotlib)
  8,543  Python- list with arrays shape issues
  8,541  Why do numpy array arr2d[:, :1] and arr2d[:, 0] produce different results?
  8,541  Creating a nifti file from a numpy array
  8,537  No speed gains from Cython
  8,537  How to get time/freq from FFT in Python
  8,537  Get lag with cross-correlation?
  8,533  Peak detection in a noisy 2d array
  8,533  Installing NumPy using Pip on Windows
  8,528  how to copy only upper triangular values into array from numpy.triu()?
  8,528  Adding a field to a structured numpy array
  8,527  NumPy or SciPy to calculate weighted median
  8,527  How to use numpy.random.choice in a list of tuples?
  8,523  How to invert a permutation array in numpy
  8,513  PyAudio, how to tell frequency and amplitude while recording?
  8,513  How can I make use of intel-mkl with tensorflow
  8,507  returning numpy arrays via pybind11
  8,488  Apply function to sets of columns in pandas, 'looping' over entire data frame column-wise
  8,484  How can I use numpy to create a diagonal matrix from a 1d array?
  8,479  undo or reverse argsort(), python
  8,469  how to (simply) build a integer and float mixed numpy array
  8,465  scipy.stats seed?
  8,465  Memory Error when calculating pairwise distances in scipy
  8,462  Numpy bincount() with floats
  8,461  Round in numpy to Nearest Step
  8,460  What is the difference between skew and kurtosis functions in pandas vs. scipy?
  8,459  convert string representation of array to numpy array in python
  8,456  How can I use melt() to reshape a pandas DataFrame to a list, creating an index from a crosstab column and creating a new variable in its place?
  8,452  Using old version of numpy even with a newer version installed
  8,451  formatted string of series of numpy array elements
  8,447  How to extrapolate curves in Python?
  8,447  efficient loop over numpy array
  8,446  How to fit a double Gaussian distribution in Python?
  8,443  Numpy array integer / float division [duplicate]
  8,442  Python and Pandas - Moving Average Crossover
  8,441  How do I decide which way to backtrack in the Smith–Waterman algorithm?
  8,439  numpy, how to generate a normally distributed set of integers
  8,438  ValueError: view limit minimum -36761.69947916667 is less than 1 and is an invalid Matplotlib date value.
  8,437  How to check the channel order of an image?
  8,437  How do numpy's in-place operations (e.g. `+=`) work?
  8,436  Using scipy to minimize a function that also takes non variational parameters
  8,436  Numpy - slicing 2d row or column vector from array
  8,435  Numpy log10 function: AttributeError: 'float' object has no attribute 'log10'
  8,434  Library in python for neural networks to plot ROC, AUC, DET [closed]
  8,432  Python how to assign values to a certain row of a matrix?
  8,431  find the index of a boolean array whose values are true
  8,426  Visible Deprecation warning ... ?
  8,426  Generating gradient map of 2D array
  8,425  Remove range of columns in numpy array
  8,424  NumPy - Efficient conversion from tuple to array?
  8,423  ValueError when using scipy least_squares
  8,422  Python/Pandas - creating new variable based on several variables and if/elif/else function
  8,422  Computing Euclidean distance for numpy in python
  8,419  How to flatten axes of a multidimensional array without making copies in NumPy?
  8,419  GradientBoostingClassifier with a BaseEstimator in scikit-learn?
  8,416  Convert list of datestrings to datetime very slow with Python strptime
  8,414  Tensorflow predicts always the same result
  8,414  taking log of very small values using numpy/scipy in Python
  8,414  AttributeError: 'numpy.int64' object has no attribute 'to_timestamp'
  8,410  How do I slice a numpy array to get both the first and last two rows
  8,408  Matrix Mirroring in python
  8,408  Fit a curve using matplotlib on loglog scale
  8,404  cmap.set_bad() not showing any effect with pcolor()
  8,401  np.random.choice: probabilities do not sum to 1
  8,398  TypeError: %d format: a number is required, not numpy.float64
  8,397  Create sine wave and sample it in python
  8,391  scipy and numpy install on linux without root
  8,391  python - cannot make corr work
  8,391  percentile rank in pandas in groups
  8,391  After division by 0, replace NaN with 0 in numpy arrays
  8,389  Writing a large hdf5 dataset using h5py
  8,387  python/pandas:need help adding double quotes to columns
  8,386  ValueError while using Scikit learn. Number of features of model don't match that of input
  8,385  Fill the missing date values in a Pandas Dataframe column
  8,383  Average of a numpy array returns NaN
  8,380  Show an array in format of scientific notation
  8,373  Get count of all unique rows in pandas dataframe
  8,372  Can I generate an array with both negative and positive numbers and specify the limits and the dimension of this array?
  8,367  Numpy Installation on Mac 10.8.2
  8,366  mask a 2D numpy array based on values in one column
  8,365  Is there a tensorflow equivalent to np.empty?
  8,364  VTK to Matplotlib using Numpy
  8,356  Pandas read data without header or index
  8,347  How to generate equispaced interpolating values
  8,344  contour plot of 2D array in matplotlib
  8,344  Can numpy bincount work with 2D arrays?
  8,340  Numpy loading csv TOO slow compared to Matlab
  8,334  AttributeError: 'module' object has no attribute 'lowercase'
  8,332  Converting pandas dataframe to numpy array with headers and dtypes
  8,329  Generate correlated data in Python (3.3)
  8,327  Cython error: Undeclared name not built in:array
  8,322  How to reshape 4d array to 2d array in numpy
  8,322  How to copy/repeat an array N times into a new array? [duplicate]
  8,314  pandas: how to find the most frequent value of each row?
  8,312  Fastest way to read comma separated files (including datetimes) in python
  8,311  Convert <m8[ns] to int
  8,310  Creating ngrams from scikit learn and count vectorizer throws Memory Error
  8,304  linear regression for timeseries python (numpy or pandas)
  8,302  matplotlib histogram with frequency and counts
  8,299  Importing numpy gives ImportError: cannot import name TestCase
  8,293  Numpy linear regression with regularization
  8,288  How to set the default datatype as 'float32' for numpy & pandas? [duplicate]
  8,287  How to get the FFT of a numpy array to work?
  8,282  Second order gradient in numpy
  8,282  How to find the points of intersection of a line and multiple curves in Python?
  8,280  Why does np.linspace(1,5,5, dtype = int, endpoint=False) result in an array that contains 1 twice?
  8,280  Creating Non Linear Regression with Python
  8,277  Python-numpy test for ndarray using ndim
  8,277  numpy.getbuffer and numpy.frombuffer
  8,274  Scipy: Do sparse matrices support advanced indexing?
  8,268  Converting numpy array having image data to CvMat
  8,265  strings and arrays(matrix) row wise: numpy.savetxt
  8,253  N-D version of itertools.combinations in numpy
  8,250  Kurtosis,Skewness of a bar graph? - Python
  8,249  (numpy) Wrong amplitude(?) of FFT'd array?
  8,246  Understanding scipy's least square function with IRLS
  8,246  Speed up solving a triangular linear system with numpy?
  8,245  How to generate n dimensional random variables in a specific range in python
  8,243  Fitting data to system of ODEs using Python via Scipy & Numpy
  8,240  Python: Adding boolean Numpy arrays
  8,232  Using scipy.interpolate.interpn to interpolate a N-Dimensional array
  8,224  Why does python think my array is 0-d? (TypeError: iteration over a 0-d array) [duplicate]
  8,224  how to get the neighboring elements in a numpy array with taking boundaries into account?
  8,223  Slice Array Given Range from another array in Python
  8,218  Filling in date gaps in MultiIndex Pandas Dataframe
  8,216  Pearson correlation and nan values
  8,214  Adding colors to a 3d quiver plot in matplotlib
  8,210  What does 'numpy.ndarray' object has no attribute 'barh' mean and how to rectify it?
  8,210  Drop pandas dataframe row based on max value of a column
  8,210  Compute correlation between features and target variable
  8,200  How to calculate auto-covariance in Python
  8,199  What should be the arguments of cv2.setMouseCallback()
  8,198  Check if a numpy array is sorted
  8,197  Why can't I detect that the tuple is empty?
  8,196  Determine if an image exists within a larger image, and if so, find it, using Python
  8,193  Saving floats to a file
  8,193  Animate quadratic grid changes (matshow)
  8,192  How to convert CvMat to Numpy array?
  8,189  conda update numpy to 1.8.x for 64-bit windows
  8,185  Objects array with numpy
  8,184  Normalize an Array to Standard Normal Distribution
  8,182  What is the fastest way to compute an RBF kernel in python?
  8,179  ASCII string as dtype for numpy array of strings in Python 3
  8,175  Fastest way to left-cycle a numpy array (like pop, push for a queue)
  8,173  Installing numpy Lion with Python 2.7?
  8,173  Correct way to generate random numbers in Cython?
  8,172  Using numpy.where() to return the indexes of a full array where the tested condition is on a sliced one
  8,171  How do I use tf.reshape()?
  8,170  Failure to import numpy in Jupyter notebook
  8,167  IPython Notebook throws ImportError – IPython doesn't
  8,163  Python generator to read large CSV file
  8,158  Numpy: How to randomly split/select an matrix into n-different matrices
  8,154  numpy.savetxt Problems with 1D array writing
  8,154  Checking if a NumPy array contains another array [duplicate]
  8,151  After rename column get keyerror
  8,148  numpy.savetxt- Save one column as int and the rest as floats?
  8,148  NumPy: Error While Concatenation - zero-dimensional arrays cannot be concatenated
  8,146  Sum along axis in numpy array
  8,143  TypeError: iteration over a 0-d array, using numpy
  8,142  Error in astype float32 vs float64 for integer
  8,141  OpenCV/python: How to change image pixels' values using a formula?
  8,139  How can I mask a portion of an array using Numpy?
  8,135  scikit-learn joblib bug: multiprocessing pool self.value out of range for 'i' format code, only with large numpy arrays
  8,135  Python 2 import error: cannot import name unpack_labeled_data
  8,131  Pandas Multiindex: what am I doing wrong?
  8,131  Decimal alignment formatting in Python
  8,125  How to fill numpy array of zeros with ones given indices/coordinates
  8,117  NumPy Histogram - ValueError range parameter must be finite - input array is okay
  8,114  How to use numpy to calculate mean and standard deviation of an irregular shaped array
  8,111  Edge detection for image stored in matrix
  8,101  Converting a List of Tuples to numpy array results in single dimension
  8,100  How to load one line at a time from a pickle file?
  8,097  diagonal matrix of a matrix with numpy and scipy
  8,091  How to use SGDRegressor in scikit-learn
  8,090  Convert Python sequence to NumPy array, filling missing values
  8,089  Python linprog minimization--simplex method
  8,087  Remove NaN row from X array and also the corresponding row in Y
  8,085  skip ending rows containing string while reading a txt file with numpy to generate a numerical array
  8,085  Convert numpy array to list of datetimes
  8,084  Building 64-bit Python extensions with f2py on Windows
  8,083  fatal error: numpy/arrayobject.h: No such file or directory
  8,081  Sort a pandas DataMatrix in ascending order
  8,069  How to calculate euclidean distance between pair of rows of a numpy array
  8,065  Broadcast one channel in Numpy array into three channels
  8,063  Normalise between 0 and 1 ignoring NaN
  8,061  Speedup scipy griddata for multiple interpolations between two irregular grids
  8,061  Install error: ftheader.h: No such file or directory
  8,060  check if two numeric values have same sign in numpy (+/-)
  8,059  How to set up and solve simultaneous equations in python
  8,057  Get nth element from numpy array
  8,053  ''only length-1 arrays can be converted to Python scalars''-error with float conversion-function
  8,052  Numpy & Pandas: Return histogram values from pandas histogram plot?
  8,044  Length of each string in a NumPy array
  8,044  How to convert numpy.recarray to numpy.array?
  8,041  check two arrays for matching elements given the same index and return number of matches
  8,038  How to set k-Means clustering labels from highest to lowest with Python?
  8,038  How to set k-Means clustering labels from highest to lowest with Python?
  8,033  Probability distribution function in Python
  8,031  How to optimize MAPE code in Python?
  8,031  How do I generate a sine wave using Python?
  8,027  picking out elements based on complement of indices in Python pandas
  8,026  Solving linear equations w. three variables using numpy [duplicate]
  8,025  Generating a filled polygon inside a numpy array
  8,024  get ''1'' for a one-dimensional numpy.array using a shape-like function
  8,024  dot product of two 1D vectors in numpy
  8,023  Create pandas dataframe from numpy array
  8,019  Weighted mean in numpy/python
  8,019  Python - calculate normal distribution
  8,013  How to sort a numpy array based on the values in a specific row?
  8,010  fast conversion of IplImage to Numpy array
  8,005  converty numpy array of arrays to 2d array
  8,005  Conversion of image type int16 to uint8
  8,003  Why built-in functions like abs works on numpy array?
  8,000  How to set max output width in numpy?
  7,994  Why do I get the 'loop of ufunc does not support argument 0 of type int' error for numpy.exp?
  7,989  find max value of a list with numpy nan [duplicate]
  7,988  Fast 2-D interpolation in Python with SciPy regular grid to scattered / irregular evaluation
  7,982  multiply numpy ndarray with 1d array along a given axis
  7,981  Create matrix of random integers in Python with a desired step size [closed]
  7,980  How to filter pandas dataframe based on date value with exact match
  7,979  VisibleDeprecationWarning in python
  7,978  How to combine dimensions in numpy array?
  7,975  numpy element-wise multiplication of an array and a vector
  7,974  Plotting PCA results including original data with scatter plot using Python
  7,974  In Python, how can an image stored as a NumPy array be scaled in size?
  7,972  output a dataframe to a json array
  7,972  Generate random numbers from exponential distribution and model using python
  7,970  How to cleanly index numpy arrays with arrays (or anything else that supports addition so that it can be offset) [duplicate]
  7,968  Identifying points with the smallest Euclidean distance
  7,966  Python equivalent of Matlab textscan
  7,953  Accessing the index/row/column from a selected cell in Pandas/Python
  7,951  TypeError when using Matplotlib's strpdate2num with Python 3.2
  7,950  How to find the inflection point in a noisy curve?
  7,950  ''cv2.imdecode(numpyArray, cv2.CV_LOAD_IMAGE_COLOR)'' returns None
  7,946  Working Example for Mahalanobis Distance Measure
  7,946  Exe created with py2exe doesn't work and returns logfile with errors
  7,944  Are there advantages to use the Python/C interface instead of Cython?
  7,937  Better way to create block matrices out of individual blocks in numpy?
  7,935  Numpy reverse keras to_categorical
  7,935  Normalize/Standardize a numpy recarray
  7,935  Convert numpy.ndarray to list (Python)
  7,935  convert 2d numpy array to string
  7,931  Strided convolution of 2D in numpy
  7,929  Fast access to numpy npz data
  7,927  NameError: global name 'imshow' is not defined but Matplotlib is imported
  7,925  Creating a defaultdict with empty numpy array
  7,916  TA-Lib numpy ''AssertionError: real is not double''
  7,912  Python create a dictionary with 'numpy.ndarray'
  7,908  numpy/scipy build adjacency matrix from weighted edgelist
  7,899  Finding percentage change with Numpy
  7,898  Implementing 3D vectors in Python: numpy vs x,y,z fields
  7,892  How to return a view of several columns in numpy structured array
  7,889  Split nested array values from Pandas Dataframe cell over multiple rows
  7,888  Can't import numpy
  7,887  How can I make a numpy ndarray from bytes?
  7,879  sklearn cannot import name _ellipsoid
  7,873  IronPython invocation from C# (with SciPy) fails with ImportException: ''No module named mtrand''
  7,873  How do I create a custom 4x4 array using NumPy?
  7,871  Python: Plotting the logarithm of a function
  7,869  How to solve 'numpy.float64' object has no attribute 'encode' in python 3
  7,868  Is there a way to check if NumPy arrays share the same data?
  7,867  Is there an opposite / inverse to numpy.pad() function?
  7,862  ValueError: Pandas data cast to numpy dtype of object. Check input data with np.asarray(data) [duplicate]
  7,861  xgboost watchlist parameter: DMatrix object is not iterable
  7,861  Increase image brightness without overflow
  7,858  ''no suitable image found'' error when using numpy
  7,857  Python import Column Data from MySQL as Array
  7,855  Determine sum of numpy array while excluding certain values
  7,854  How to concatenate an empty array with Numpy.concatenate?
  7,853  Numpy dtype - data type not understood
  7,852  Python program can not import dot parser
  7,849  Training TensorFlow for Predicting a Column in a csv file
  7,848  Logarithm of a pandas series/dataframe
  7,846  A fast way to find nonzero entries by row in a sparse matrix in Python
  7,845  Automatically remove hot/dead pixels from an image in python
  7,844  Get (column, row) index from NumPy array that meets a boolean condition
  7,843  scipy/numpy FFT on data from file
  7,842  numpy.take range of array elements Python
  7,839  filling gaps on an image using numpy and scipy
  7,838  How to return back a list instead of tuple in psycopg2
  7,837  Python interpolate point value on 2D grid
  7,835  Most memory-efficient way to compute abs()**2 of complex numpy ndarray
  7,831  Replace subarrays in numpy
  7,827  Crop out partial image using NumPy (or SciPy)
  7,826  Understanding weird boolean 2d-array indexing behavior in numpy
  7,824  python - numpy FileNotFoundError: [Errno 2] No such file or directory
  7,817  pip install : issue with the ssl certificate
  7,817  Get the (x,y) coordinate values from an image array's RGB value using numpy
  7,816  Numpy: convert an array to a triangular matrix
  7,815  simulator of realistic ECG signal from rr data for matlab or python
  7,809  IndexError: index 3 is out of bounds for axis 1 with size 3
  7,805  Shifting an image in numpy
  7,803  convert pandas pd to numpy array and back
  7,803  Adding a row to a numpy array: 'numpy.ndarray' object has no attribute 'append' or 'vstack'
  7,797  Video Processing using Python and OpenCV
  7,796  Changing the line color in plot_surface
  7,789  Image to numpy-array: JPG vs. PNG
  7,789  How to plot a matrix in scatterplot python [duplicate]
  7,787  What is the [Sci/Num]Python equivalent to Matlabs ''norminv'' (Normal inverse cumulative distribution function) [duplicate]
  7,786  Numpy: add a vector to matrix column wise
  7,785  TensorFlow getting elements of every row for specific columns
  7,784  Numpy ValueError: operands could not be broadcast together with shapes (3,4) (3,3) [duplicate]
  7,784  Fit points to a plane algorithms, how to iterpret results?
  7,783  What is the difference between numpy.fft.fft and numpy.fft.rfft?
  7,781  Combining 3 arrays in one 3D array in numpy
  7,778  How do I get the percentile for a row in a pandas dataframe?
  7,767  RuntimeWarning: overflow encountered in exp in computing the logistic function
  7,765  zero padding numpy array
  7,764  Selecting the first row of a sorted group from pandas data frame
  7,761  Implementing back propagation using numpy and python for cleveland dataset
  7,756  Adobe Photoshop-style posterization and OpenCV
  7,752  Choosing randomly all the elements in the the list just once
  7,750  SciPy/NumPy import guideline
  7,748  Python - NumPy - deleting multiple rows and columns from an array
  7,743  How to fill numpy array with another numpy array
  7,732  Calculate logistic regression in python
  7,731  How floor a date to the first date of that month?
  7,730  python: extracting one slice of a multidimensional array given the dimension index
  7,723  Python numpy shannon entropy array
  7,720  Finding the consecutive zeros in a numpy array
  7,719  Fast punctuation removal with pandas
  7,717  What is the difference between flatten and ravel in numpy? [duplicate]
  7,717  how to calculate running median efficiently
  7,716  cv2.line and return None
  7,713  Fastest way to multiply arrays of matrices in Python (numpy)
  7,711  Scipy-like functionality in Java / Scala? [closed]
  7,709  Numpy np.multiply vs *-Operator [duplicate]
  7,701  dynamic memory allocation in python
  7,697  SciPy Can't Convert Complex to Float
  7,694  Find the row indexes of several values in a numpy array
  7,690  How can I make a FloatTensor with requires_grad=True from a numpy array using PyTorch 0.4.0?
  7,688  perform varimax rotation in python using numpy
  7,686  Python Numpy generate coordinates for X and Y values in a certain range
  7,684  Trying to understand scipy and numpy interpolation
  7,683  Inverse of a Matrix in Python
  7,682  AttributeError: module 'numpy' has no attribute 'core'
  7,680  Python 2.7 Value Error : need more than 2 values to unpack
  7,676  median-absolute-deviation (MAD) based outlier detection
  7,671 indexing with array
  7,669  How to correctly use cv2.imwrite to save an image in openCV with cv2.selectROI
  7,668  Pandas returns ValueError: invalid literal for long() with base 10
  7,666  How to efficiently add sparse matrices in Python
  7,664  Statsmodels OLS function for multiple regression parameters
  7,662  How to conditionally select elements in numpy array
  7,659  Python: Convert column from float to int
  7,658  Is it possible to create a 1million x 1 million matrix using numpy? [duplicate]
  7,652  How to compute ''EMD'' for 2 numpy arrays i.e ''histogram'' using opencv?
  7,651  Hierarchical data: efficiently build a list of every descendant for each node
  7,649  Problems with Rounding Floats in Python
  7,647  Python function to accept numpy ndarray or sequence as arguments
  7,646  sum numpy ndarray with 3d array along a given axis 1
  7,646  Python error - ValueError: need more than 1 value to unpack
  7,642  Axis in numpy multidimensional array
  7,639  Pandas DataFrame Float Formatting
  7,633  Correct usage of scipy.interpolate.RegularGridInterpolator
  7,632  sklearn - how to incorporate missing data when one-hot encoding
  7,628  Tuple as index of multidimensional array
  7,628  Specify lag in numpy.correlate
  7,624  Scipy/Numpy/scikits - calculating precision/recall scores based on two arrays
  7,624  Is it possible to install scipy under pypy?
  7,622  Python fractal box count - fractal dimension
  7,609  Principal Component Analysis not working
  7,608  Abbreviate the import of multiple files with loadtxt (Python)
  7,606  Install pyopencv inside virtualenv with --no-site-packages
  7,605  unsupported format string passed to numpy.ndarray
  7,603  Element-wise minimum of multiple vectors in numpy
  7,603  All row sum with pandas except one
  7,602  Quantile functions in Python
  7,602  Error: Index out of bounds - Python
  7,598  Most efficient (and pythonic) way to count False values in 2D numpy arrays?
  7,596  How to get the cumulative sum of numpy array in-place
  7,593  Getting header row from numpy.genfromtxt
  7,590  Return common element indices between two numpy arrays
  7,590  Max in a sliding window in NumPy array
  7,590  Binary numpy array to list of integers?
  7,589  Indexing of python 2D list
  7,588  How to pass a Numpy array into a cffi function and how to get one back out?
  7,578  cv2.imshow() giving black screen
  7,577  np.delete and np.s_. What's so special about np_s?
  7,576  What is the fastest way to quadratic form numpy array multiplication?
  7,576  numpy recarray strings of variable length
  7,575  Installing numpy on Red Hat 6?
  7,575  Differences in ctypes between Python 2 and 3
  7,574  Check if float is close to any float stored in array
  7,573  Python read .txt-files header
  7,573  Linear regression using Python (Pandas and Numpy)
  7,571  TypeError: histogram() got an unexpected keyword argument 'new'
  7,567  How to create the histogram of an array with masked values, in Numpy?
  7,566  Appending a new row to a numpy array
  7,563  Compute Jordan normal form of matrix in Python / NumPy
  7,560  Find where a NumPy array is equal to any value in a list of values
  7,557  DataConversionWarning: A column-vector y was passed when a 1d array was expected
  7,556  Numpy rank 1 arrays
  7,555  Appending to numpy arrays
  7,547  What exactly does the Pandas random_state do?
  7,545  IndexError: invalid index
  7,545  Converting some columns of a matrix from float to int
  7,543  Cannot use 128bit float in Python on 64bit architecture
  7,542  Importing the multiarray numpy extension module failed (Just with Anaconda)
  7,542  Comparing two numpy arrays of different length
  7,527  Random selection from list with replacement
  7,527  Failing to import numpy in Jupyter
  7,525  Using scientific notation in pandas
  7,525  How to Bootstrap numpy installation in
  7,521  Permute rows and columns of a matrix
  7,520  What is the alternative of numpy.newaxis in tensorflow?
  7,520  Efficient Matplotlib Redrawing
  7,517  How to use to save files in different directory in python?
  7,515  ValueError in numpy.fromstring
  7,514  Write data to GeoTiff using GDAL without creating data array?
  7,510  Non local maxima suppression in python
  7,510  Filter an array in Python3 / Numpy and return indices
  7,509  How to delete last n rows from Numpy array?
  7,504  numpy argmin elegant solution required.
  7,503  write numpy array to CSV with row indices and header
  7,501  MemoryError while converting sparse matrix to dense matrix? (numpy, scikit)
  7,501  How to convert numpy datetime64 [ns] to python datetime?
  7,500  How do you quantize a simple input using python
  7,500  Efficiently generate a lattice of points in python
  7,499  Image rotation and scaling the frequency domain?
  7,491  How to start from second index for for-loop
  7,487  Sum slices of consecutive values in a NumPy array
  7,485  How can I export my NUMPY array into a CSV or EXCEL file
  7,484  Matplotlib - Stepped histogram with already binned data
  7,482  Python dictionary lookup speed with NumPy datatypes
  7,477  Error import cv2 : ImportError: numpy.core.multiarray failed to import
  7,475  Speed up python code for computing matrix cofactors
  7,475  Numpy modify ndarray diagonal
  7,474  TypeError: can't convert np.ndarray of type numpy.object_
  7,473  total size of new array must be unchanged
  7,473  Data type not understood while creating a NumPy array
  7,471  Transpose of a matrix in numpy
  7,470  numpy array that is (n,1) and (n,)
  7,466  Error: random_sample() takes at most 1 positional argument (2 given)
  7,463  Matplotlib: how to plot data from lists, adding two y-axes?
  7,461  Python numpy: Convert string in to numpy array
  7,460  Reading a binary file into 2D array python
  7,458  Convert multi-channel PyAudio into NumPy array
  7,453  Calculate the 3rd standard deviation for an array
  7,452  how to print equation of line using scipy stats
  7,451  How to create an array in Python
  7,449  root finding in python
  7,449  Concatenate two big numpy 2D arrays
  7,443  Poly1d with Matplotlib
  7,439  Shift all indices in NumPy array
  7,439  Multiple slice in list indexing for numpy array
  7,438  Writing more than 4 channel images in OpenCV Python
  7,438  What is the meaning of arr[:] in assignment in numpy?
  7,435  Getting 'av_interleaved_write_frame(): Broken pipe' error
  7,434  openCV: detecting a circle using findContours
  7,434  How to make a matrix out of existing xyz data
  7,433  Cross validation and model selection
  7,431  How to plot Spectrogram using STFT in python?
  7,430  Diagonalize symbolic matrix
  7,426  Add an offset to part of a list in Python?
  7,425  How to calculate percentage of sparsity for a numpy array/matrix?
  7,421  Matplotlib and Numpy - Create a calendar heatmap
  7,419  numpy: How to join arrays? ( to get the union of several ranges)
  7,418  Image Gradient Vector Field in Python
  7,416  python numpy weighted average with nans
  7,416  How to read a big tif file in python?
  7,411  python: check if an numpy array contains any element of another array
  7,410  Cython: cimport and import numpy as (both) np
  7,407  How can I upgrade Numpy in just one version of Python?
  7,405  How to extract a specific section of an image using OpenCV in Python?
  7,400  Grouping 2D numpy array in average
  7,400  float16 vs float32 for convolutional neural networks
  7,397  joining two numpy matrices
  7,396  NumPy ''record array'' or ''structured array'' or ''recarray''
  7,391  How can I use numpy without installing it?
  7,390  Python Pandas plot using dataframe column values
  7,390  Python Numpy : operands could not be broadcast together with shapes
  7,389  Create an array with varying increment in Python [duplicate]
  7,387  Understanding == applied to a NumPy array
  7,387  pandas.read_csv reading string instead of float
  7,376  Python Numpy Data Types Performance
  7,375  Mask a circular sector in a numpy array
  7,368  Using Pandas to Find Minimum Values of Grouped Rows
  7,368  Python/Numpy - Save Array with Column AND Row Titles
  7,364  Why the following operands could not be broadcasted together?
  7,361  2 dimensions array of unknown size in Python
  7,359  remove background of any image using opencv
  7,359  Numpy: Array of class instances
  7,358  Replacement for deprecated tsplot
  7,357  How do you remove a column from a structured numpy array?
  7,355  Optimize A*x = B solution for a tridiagonal coefficient matrix
  7,348  Scipy interpolation on a numpy array
  7,347  Python: Write array to file row by row
  7,347  Feature Selection using MRMR
  7,346  Putting latitudes and longitudes into a distance matrix, google map API in python
  7,345  Numpy Array: Efficiently find matching indices
  7,342  Left inverse in numpy or scipy?
  7,336  Python vectorizing nested for loops
  7,335  numpy: applying argsort to an array
  7,333  Python genfromtxt file path
  7,332  Python Slice Notation with Comma/List
  7,326  Subtract first row from all rows in Pandas DataFrame
  7,326  Finding the indices of the top three values via argmin() or min() in python/numpy without mutation of list?
  7,320  Create 2D array from Pandas dataframe
  7,318  Find minimum distance from point to complicated curve
  7,315  Dot Product in Python without NumPy
  7,314  Efficient way to convert numpy record array to a list of dictionary
  7,313  How to create a numpy array from a pydub AudioSegment?
  7,309  How to truncate a numpy array?
  7,308  How to create a netCDF file with python netCDF4?
  7,306  Python Running cumulative sum with a given window
  7,306  Pandas: create a dataframe from 2D numpy arrays preserving their sequential order
  7,305  Determine Index of Highest Value in Python's NumPy
  7,303  Axes3D: Numpy arrays error while trying to build 3D plot
  7,302  4 dimensional array of zeros in python
  7,301  Scipy, optimize a function with argument dependent constraints
  7,301  scipy - generate random variables with correlations
  7,300  numpy array of chars to string
  7,300  Installation of numpy in PyCharm on Windows
  7,300  .fit() error: Found arrays with inconsistent numbers of samples
  7,299  Using predict() on statsmodels.formula data with different column names using Python and Pandas
  7,299  numpy vs. multiprocessing and mmap
  7,298  Pandas.read_csv() MemoryError
  7,295  pyspark vs python vs numpy understanding? [closed]
  7,295  Add a list to a numpy array
  7,293  numpy ndarray hashability
  7,293  fitting a linear surface with numpy least squares
  7,288  Resizing image and its bounding box
  7,282  Python: numpy.loadtxt invalid literal for float() error parsing data
  7,281  Filling gaps in a numpy array
  7,281  command for inverse ERF function in python [closed]
  7,281  Apply non-linear regression for multi dimension data samples in Python
  7,280  Matplotlib not displaying figures
  7,280  Building numpy/scipy for Python3 on Mac OS Lion
  7,279  How to draw a precision-recall curve with interpolation in python?
  7,277  Create an array with a pre determined mean and standard deviation
  7,275  How to effectively flip a multidimensional numpy array? [duplicate]
  7,271  generating two orthogonal vectors that are orthogonal to a particular direction
  7,271  Fit a curve for data made up of two distinct regimes
  7,269  Maxvalue in cv2.minMaxLoc()?
  7,267  numpy datetime64 from unix utc seconds
  7,263  Cannot cast array data from dtype('<M8[ns]') to dtype('float64') according to the rule 'safe'
  7,262  How do I use the numpy longdouble dtype?
  7,261  Writing a formated binary file from a Pandas Dataframe
  7,258  Opencv Python Crop Image Using Numpy Array
  7,258  Load Python 2 .npy file in Python 3
  7,258  Consecutive, Overlapping Subsets of Array (NumPy, Python)
  7,257  How do I create a numpy array using a function?
  7,254  Plot 3d cartesian grid with python [closed]
  7,253  ValueError: NumPy boolean array indexing assignment cannot assign 0 input values to the N output values where the mask is true
  7,253  numpy and Global Interpreter Lock
  7,249  Make special diagonal matrix in Numpy
  7,248  solving for 5 variables using 6 linear equation using numpy
  7,248  Python DataFrame or list for storing objects
  7,246  add a 'now' timestamp column to a pandas df
  7,245  Distance matrix for rows in pandas dataframe
  7,244  Unpacking an array in python
  7,243  bitwise operations between elements in a list
  7,242  How to force python print numpy datetime64 with specified timezone?
  7,238  Debug TypeError: unhashable type: 'numpy.ndarray'
  7,237  How to install numpy in a virtualenv on Debian?
  7,230  matplotlib contour plot with lognorm - colorbar levels
  7,226  Python numpy update from 1.6 to 1.8
  7,222  How to declare 2D c-arrays dynamically in Cython
  7,222  Convert List of List of Tuples Into 2d Numpy Array
  7,219  Installing numpy for Python 2.7
  7,217  Object Too Deep for Desired Array - scipy.integrate.odeint
  7,217  numpy genfromtxt issues in Python3
  7,214  How do I remove the 'dtype' being returned when using numpy?
  7,213  How to solve homogeneous linear equations with NumPy?
  7,212  Packages getting installed only in Python 2.7 but not in 3.5
  7,212  numpy array of python objects
  7,211  TypeError: cannot unpack non-iterable int objec
  7,209  Index confusion in numpy arrays
  7,207  improving code efficiency: standard deviation on sliding windows
  7,205  How can check the distribution of a variable in python? [closed]
  7,204  What is meaning of transpose(3, 0, 1, 2) in python
  7,204  Inserting rows and columns into a numpy array
  7,200  Using numpy.argmax() on multidimensional arrays
  7,199  ValueError: invalid literal for float(): 17/08/2015
  7,195  Setting the x axis as time (years, months) for a set of values
  7,195  Select elements from a numpy array based on values in another array that is not an index array
  7,193  resampled time using scipy.signal.resample
  7,192  Write & read ndarray
  7,180  python numpy and memory efficiency (pass by reference vs. value)
  7,173  SciPy medfilt wrong result
  7,164  How to assign to square submatrices in big matrix without loops in numpy
  7,163  Numpy->Cython conversion: Compile error:Cannot convert 'npy_intp *' to Python object
  7,161  Python OpenCV drawing errors after manipulating array with numpy
  7,159  Unable to import numpy: Error: /usr/lib/ undefined symbol: gotoblas
  7,159  Map numpy array with ufunc
  7,159  Converting pandas index to numpy array. Python [duplicate]
  7,156  Creating a masked array in Python with multiple given values
  7,151  Which Python to use on Windows for Numpy and friends?
  7,150  Identify consecutive same values in Pandas Dataframe, with a Groupby
  7,150  Easy way to implement a Root Raised Cosine (RRC) filter using Python & Numpy
  7,149  how to replace every n-th value of an array in python most efficiently?
  7,146  numpy 2D array assignment with 2D value and indices arrays
  7,145  ImportError numpy/core/ undefined symbol: PyUnicodeUCS2_AsASCIIString
  7,144  Python cPickle: load fails with UnpicklingError
  7,141  Find indices of a list of values in a numpy array
  7,137  How to use `cv2.findContours` in different OpenCV versions?
  7,136  Term document matrix and cosine similarity in Python
  7,134  Running Cumulative sum of 1d NumPy Array
  7,134  How can I save 3D array results to a 4D array in Python/numpy?
  7,131  Python Numpy FFT -or- RFFT to find period of a wave instead of its frequiency?
  7,128  Pandas, conditional column assignment based on column values
  7,124  Mask a 3d array with a 2d mask in numpy
  7,124  Installing gfortran for numpy with homebrew
  7,123  Numpy: return boolean array after condition checking
  7,122  Python - Gini coefficient calculation using Numpy
  7,121  How to do scatter and gather operations in numpy?
  7,119  Convert a std::vector to a NumPy array without copying data
  7,116  Numpy max pooling convolution
  7,111  TypeError: data type not understood while creating a numpy array
  7,109  Cuda GPU is slower than CPU in simple numpy operation
  7,102  How to display a plot in fullscreen
  7,101  Using scipy.interpolate.splrep function
  7,100  ''AttributeError: 'list' object has no attribute 'ravel'''
  7,096  How to make numba @jit use all cpu cores (parallelize numba @jit)
  7,096  Find a root of a function in a given range
  7,093  Sympy to numpy causes the AttributeError: 'Symbol' object has no attribute 'cos'
  7,093  How can I efficently pad an RGB numpy array with the median of the image?
  7,090  Detecting peaks in python plots
  7,086  query a pandas dataframe based in index and datacolumns
  7,085  'data type not understood' error when defining numpy record data type
  7,081  What is the best way to install python 2 on OS X?
  7,080  scikit-learn MinMaxScaler produces slightly different results than a NumPy implemantation
  7,079  How does NumPy multidimensional array iteration work? (With and without nditer)
  7,079  Can't uninstall Numpy on Mac
  7,078  Python: Leave Numpy NaN values from matplotlib heatmap and its legend [duplicate]
  7,075  Python 3.5 (32-bit): ImportError: cannot import name NUMPY_MKL
  7,073  Index datetime in numpy array
  7,072  How to force pandas read_csv to use float32 for all float columns?
  7,071  Numpy element-wise dot product
  7,071  Filter numpy ndarray (matrix) according to column values
  7,068  what is meant by rv_frozen object in scipy?
  7,067  Is there (or why there is not) a matrix square root operation for sparse matrices in SciPy?
  7,066  Numpy: conditional sum
  7,066  numpy arrays dimension mismatch
  7,065  Write multiple NumPy arrays into CSV file in separate columns?
  7,065  Passing 3-dimensional numpy array to C
  7,065  OSX - ''NumPy/SciPy requires Python 2.6 to Install''
  7,064  typecasting PyArrayObject data to a C array
  7,061  How to print a numpy.array in one line?
  7,061  AttributeError: 'numpy.ndarray' object has no attribute 'lower' fitting logistic model data
  7,057  TypeError: 'numpy.float64' object is not iterable
  7,055  Expected type 'Union[ndarray, Iterable]' warning in Python instruction
  7,054  Group and average NumPy matrix
  7,052  Why is 'invalid value encountered in greater' warning thrown in python xarray for nan? Shouldn't the nan commute without any issues?
  7,052  Is there special significance to 16331239353195370.0?
  7,051  pyspark: ImportError: No module named numpy
  7,046  Solving for x values of polynomial with known y in scipy / numpy
  7,045  Can't install numpy on Mountain Lion
  7,044  I want to get python to output a png file
  7,043  calculate coefficient of determination (R2) and root mean square error (RMSE) for non linear curve fitting in python
  7,041  Write numpy unicode array to a text file
  7,039  How to read a super huge file into numpy array N lines at a time
  7,036  How can I make NumPy use OpenBlas in Ubuntu?
  7,034  Pandas DataFrame column assignment ValueError: Wrong number of items passed
  7,031  Scale Numpy array to certain range
  7,031  Convert uint8 to int64 in python
  7,030  Flags in Python
  7,029  python ImportError: cannot import name 'multiarray'
  7,028  Python Dictionary value assignment with list comprehension
  7,024  python lazy variables?  or, delayed expensive computation
  7,021  Scale a numpy array with from -0.1 - 0.2 to 0-255
  7,016  How do I get the index of a specific percentile in numpy / scipy?
  7,015  cannot unpack non-iterable numpy.float64 object python3 opencv
  7,013  Efficient ways to write a large NumPy array to a file
  7,010  Python Pandas - Drop row based on value
  7,009  Create heatmap using pandas TimeSeries
  7,005  drop duplicates in Python Pandas DataFrame not removing duplicates
  7,004  How to YAML save numpy array
  7,002  Taking subarrays from numpy array with given stride/stepsize
  6,998  Cannot populate NumPy datetime64 arrays
  6,997  AttributeError: type object 'numpy.ndarray' has no attribute '__array_function__'
  6,996  Randomly shuffle data and labels from different files in the same order
  6,996  plotting seismic wiggle traces using matplotlib
  6,995  Plot x-axis with string array as in the same order in original array and not sort it alphabetically in matplotlib
  6,993  howto stream numpy array into pyaudio stream?
  6,992  ImportError: Missing required dependencies ['numpy']
  6,991  single positional indexer is out-of-bounds index error
  6,990  scipy sparse matrix: remove the rows whose all elements are zero
  6,990  Point inside polygon
  6,986  From JPG to b64encode to cv2.imread()
  6,986  Difference between nan and 'nan' in Python
  6,982  Importing Numpy to Python: ''ImportError: DLL load failed: The specified procedure could not be found.''
  6,981  Efficient way to do pandas operation and skip row
  6,978  How to find index of minimum non zero element with numpy?
  6,972  Sigma Notation in Python
  6,969  how are numpy eigenvalues and eigenvectors computed
  6,968  Lucas Kanade python numpy implementation uses enormous amount of memory
  6,964  Numpy matmul - Object arrays not currently supported
  6,964  How to filter a numpy array using a condition in python
  6,963  How to parse a numpy array?
  6,962  Python convert string to categorical - numpy
  6,962  I want to generate a mesh from a point cloud in Python
  6,959  Python: Generate random time series data with trends (e.g. cyclical, exponentially decaying etc)
  6,956  Tensorflow unhashable type 'list' in
  6,955  Saving 'float' numpy images
  6,955  itertools product speed up
  6,952  Difference between a -= b and a = a - b in Python
  6,951  using ols from statsmodels.formula.api - how to remove constant term?
  6,951  expected conv2d_1_input to have shape (28, 28, 1) but got array with shape (1, 28, 28)
  6,950  Randomly insert NA's values in a pandas dataframe
  6,950  Is numpy.transpose reordering data in memory?
  6,949  Unable to plot Double Bar, Bar plot using pyplot for ndarray
  6,949  Python programming - numpy polyfit saying NAN
  6,949  Outputting pandas series to txt file
  6,942  Numpy or SciPy Derivative function for non-uniform spacing?
  6,940  how to create an array of specified dimension of specific type initialized with same value in python?
  6,937  how to find most frequent string element in numpy ndarray?
  6,935  Python + OpenCV = How to crop circle?
  6,935  Error: Found array with dim 3. Estimator expected <= 2
  6,934  python pandas : split a data frame based on a column value
  6,934  numpy.savetxt saving every element on new line?
  6,926  Converting Pandas Dataframe to numpy array [duplicate]
  6,924  Compile, run, and import Python module in C# .Net
  6,921  What are the weight values to use in numpy polyfit and what is the error of the fit
  6,921  Numpy vectorize as a decorator with arguments
  6,920  Cython: are typed memoryviews the modern way to type numpy arrays?
  6,918  Python openCV TypeError: labels data type = 18 is not supported
  6,918  Fast interpolation of regularly sampled 3D data with different intervals in x,y, and z
  6,917  Numpy : ValueError: object of too small depth for desired array
  6,916  Python: is the iteration of the multidimensional array super slow?
  6,916  Matplotlib: Change math font size
  6,914  Python, hstack column numpy arrays (column vectors) of different types
  6,914  How to pass arrays into Scipy Interpolate RectBivariateSpline?
  6,913  What does this: s[s[1:] == s[:-1]] do in numpy?
  6,912  psycopg2: can't adapt type 'numpy.int64'
  6,910  numpy frombuffer - AttributeError: 'str' object has no attribute '__buffer__'
  6,909  how to calculate the dot product of two arrays of vectors in python? [duplicate]
  6,907  Calculating percentile for specific groups
  6,902  ValueError: matmul: Input operand 1 has a mismatch in its core dimension 0, with gufunc signature (n?,k),(k,m?)->(n?,m?) (size 1 is different from 3)
  6,901  Numpy Install Mac Osx Python
  6,901  Custom transformer for sklearn Pipeline that alters both X and y
  6,900  Stacked Bar Plot By Group Count On Pandas Python
  6,899  Writing Python numpy arrays to .mat file
  6,898  How to truncate a numpy array for values greater than a specified value?
  6,897  mean() of column in pandas DataFrame returning inf: how can I solve this?
  6,896  How to load and convert .mat file into numpy 2D array?
  6,896  dimshuffle equivalent function in Numpy
  6,895  python: numpy: concatenation of named arrays
  6,893  Select two random rows from numpy array
  6,891  How to setup string to float converters for numpy genfromtxt
  6,890  Error in reading HDF5 using h5py
  6,890  Cheapest way to get a numpy array into C-contiguous order?
  6,890  Building a covariance matrix in Python
  6,888  Minimum number of points in retrieval of affine transform?
  6,884  Pandas groupby with categories with redundant nan
  6,883  Replacing values greater than a limit in a numpy array
  6,883  Does Anaconda 4.0.2 already runs numpy on MKL
  6,881  Smoothing my heatmap in Python
  6,881  Smallest positive float64 number
  6,881  How do I save a 3D Python/NumPy array as a text file?
  6,879  Indexing one-dimensional numpy.array as matrix
  6,878  Python: How to get local maxima values from 1D-array or list
  6,878  pip raises stdio.h not found error on Mac OS X Mavericks (10.9)
  6,877  'numpy.ndarray' object is not callable error in python
  6,875  Parametric equation with numpy
  6,875  numpy draw a few bernoulli distributions at once
  6,873  Combining numpy with sympy
  6,865  Efficient manipulations of binary matrix in numpy
  6,863  sklearn mask for onehotencoder does not work
  6,863  Selecting specific columns for calculating row wise total in pandas
  6,863  Efficient way to drop a column from a Numpy array?
  6,860  Python - Element-wise means of multiple matrices with Numpy
  6,857  Python eval function with numpy arrays via string input with dictionaries
  6,850  Python TA-Lib not working with pandas series
  6,846  How do I install numpy on windows python 3.4?
  6,844  Load a numpy array into C from a file that was saved with ... )
  6,843  Is there a better way of making numpy.argmin() ignore NaN values
  6,843  Decrease array size by averaging adjacent values with numpy
  6,843  Check if variable is defined with Numpy array?
  6,840  opencv error:Sizes of input arguments do not match
  6,834  numpy: unique list of colors in the image
  6,832  Python - is there a way to implement __getitem__ for multidimension array?
  6,829  Vectorizing for loops NumPy
  6,827  fast method with numpy for 2D Heat equation
  6,824  python matplotlib plot hist2d with normalised masked numpy array
  6,823  Python error 'int' object has no attribute 'shape'
  6,822  Open source Enthought Python alternative [closed]
  6,819  How to save a Python dtype('object') in an HDF5 file?
  6,815  numpy genfromtext or numpy loadtxt '' ValueError: could not convert string to float'' or ''too many values to unpack'', tried almost everything
  6,811  Numpy equivalent of if/else list comprehension
  6,806  Check if list or array element is empty
  6,806  Check array for values equal or very close to zero
  6,806  Change dtype of a single column in a 2d numpy array
  6,805  Round a float UP to next odd integer
  6,805  Pandas Fillna of Multiple Columns with Mode of Each Column
  6,805  adding columns to a text file
  6,801  How to create probability density function graph using csv dictreader, matplotlib and numpy?
  6,801  Creating a Matrix in Python
  6,801  Add a new column in text file
  6,800  ZeroDivisionError: float division by zero (python 3.6)
  6,799  how to store numpy arrays as tfrecord?
  6,796  How to compare two lists in python
  6,795  numpy.asarray: how to check up that its result dtype is numeric?
  6,794  How to add a Numpy Array to a dictionary
  6,792  Python genfromtext multiple datatypes
  6,792  Kronecker delta in Numpy
  6,791  New to Python ...  Python 3 and Matplotlib [closed]
  6,787  How to read a MP3 audio file into a numpy array / save a numpy array to MP3?
  6,782  calculating distance between two numpy arrays
  6,780  Select element from array with probability proportional to its value
  6,780  Numpy + OpenCV-Python : Get coordinates of white pixels [duplicate]
  6,777  Median of a list with NaN values removed, in python
  6,777  Confusion matrix ''Can't handle mix of multiclass and unkown''
  6,769  Python/Numpy - Set Values within some Tolerance to the Value
  6,769  Ignoring negative values when using np.log(array)
  6,768  Numpy array as lookup table
  6,767  Taking logarithm of column
  6,766  sorting points to form a continuous line
  6,766  Can't get to work
  6,764  2D Gaussian Fit for intensities at certain coordinates in Python
  6,763  ValueError: Found array with 0 feature(s) (shape=(546, 0)) while a minimum of 1 is required
  6,762  Translate matlab to python/numpy [closed]
  6,762  Python: TypeError: Unhashable Type: List
  6,760  ValueError: Feature not in features dictionary
  6,756  Replicating SQL's 'Join' in Python
  6,755  How to use dorpi5 or dop853 in Python
  6,752  take minimum between column value and constant global value
  6,752  confused about numpy.c_ document and sample code
  6,751  Numpy Covariance Matrix numpy.cov
  6,748  Plotting with matplotlib: TypeError: float() argument must be a string or a number
  6,746  IndexError: index 0 is out of bounds for axis 0 with size 0
  6,745  Pandas: No column names in data file
  6,744  Storing a dict with np.savez gives unexpected result?
  6,743  In matrix of 100 x 100 in python, filling the off diagonal elements
  6,741  SciPy 0.12.0 and Numpy 1.6.1 - numpy.core.multiarray failed to import
  6,741  How to quantitatively measure goodness of fit in SciPy?
  6,740  Python: Storing values in a 3D array to csv
  6,738  python numpy.savetxt header has extra character #
  6,731  Memory Error at Python while converting to array
  6,730  Is there a ''bounding box'' function (slice with non-zero values) for a ndarray in NumPy?
  6,730  Fill a column of a numpy array with another array
  6,728  Using Scipy.optimize method='SLSQP' returns initial guess
  6,728  How to invert numpy.where (np.where) function
  6,725  How can I square every element in an n by n numpy array? [duplicate]
  6,721  How to find cluster sizes in 2D numpy array?
  6,717  Python Pandas Data frame creation
  6,716  Any good implementation of greedy set cover for large datasets?
  6,713  Mapping string categories to numbers using pandas and numpy
  6,712  No module named numpy when spark-submitting
  6,712  How to smoothen data in Python?
  6,710  String comparison in Numpy
  6,708  Install numpy for python 2.7 and not 3.4
  6,708  How to shuffle a pandas dataframe randomly by row [duplicate]
  6,708  How to fix Value Error with train_test_split in Python Numpy
  6,705  Write ascii output from numpy arrays
  6,705  Converting a list of ints, tuples into an numpy array
  6,704  Can't find the right energy using scipy.signal.welch
  6,702  Plot colour image from a numpy array that has 3 channels
  6,702  hierarchical clustering with gene expression matrix in python
  6,701  Why is numpy.power 60x slower than in-lining?
  6,701  Numpy Array Column Slicing Produces IndexError: invalid index Exception
  6,699  Correlation coefficients for sparse matrix in python?
  6,697  Python numpy.corrcoef() RuntimeWarning: invalid value encountered in true_divide c /= stddev[:, None]
  6,695  Solve Generalized Eigenvalue Problem in Numpy
  6,693  python finding index of an array within a list
  6,692  Python, numpy; How to best deal with possible 0d arrays
  6,691  Pandas series to numpy array conversion error
  6,687  Python - convert object data type to integer, string or float based on data in dataframe column [duplicate]
  6,686  Fit data to all possible distributions and return the best fit [closed]
  6,686  AttributeError: 'numpy.int32' object has no attribute 'append'
  6,684  Python: Interpretation on XCORR
  6,683  Creating a 3D surface plot from three 1D arrays
  6,682  python - delete item from list of tuple by index [duplicate]
  6,681  How to decode jpg image from memory?
  6,681  Change 3d array to 4d array numpy
  6,680  numpy too many indices for array error
  6,674  Alternative to scipy.misc.imresize()
  6,672  How to convert a pandas dataframe into one dimensional array?
  6,670  'ValueError: could not convert string to float' in python sklearn
  6,670  new pythonic style for shared axes square subplots in matplotlib?
  6,668  How to break numpy array into smaller chunks/batches, then iterate through them
  6,668  FFT in Matlab and numpy / scipy give different results
  6,667  Prevent or dismiss 'empty file' warning in loadtxt
  6,666  NumPy on Python 3.3 on Windows 8
  6,663  In python, is math.acos() faster than numpy.arccos() for scalars?
  6,660  Python find numbers between range in list or array
  6,660  numpy arrays: filling and extracting data quickly
  6,658  Python - for loop of a list of ordered pairs and finding the greatest pair
  6,656  Is it possible to vectorize recursive calculation of a NumPy array where each element depends on the previous one?
  6,656  how to find glcm of an image in OpenCV or numpy?
  6,651  How to show all the element names in a npz file without having to load the completely?
  6,648  tensorflow: How to feed numpy.ndarray?
  6,645  NumPy arrays with SQLite
  6,644  shape-preserving piecewise cubic interpolation for 3D curve in python
  6,644  How to add custom metadata to OpenCV/numpy image?
  6,644  Building OpenCV cmake error: could NOT find PythonInterp
  6,643  Python matrix convolution without using numpy.convolve or scipy equivalent functions
  6,640  Numpy undefined symbol: cblas_sgemm
  6,638  ValueError: negative dimensions are not allowed using pandas pivot_table
  6,634  How to load data from np matrix to seaborn?
  6,632  specify dtype of each object in a python numpy array
  6,631  How to seed the random number generator for scikit-learn?
  6,630  tensorboard with numpy array
  6,626  numpy bitwise operation error
  6,626  Missing numpy/arrayobject.h while compiling .pyx file
  6,622  Calculate local time derivative of Series
  6,619  Python scikit-learn: Cannot clone object ...  as the constructor does not seem to set parameter
  6,618  Converting np-array from float to complex
  6,617  Convert nd array to key, value dictionary
  6,614  why is converting a long 2D list to numpy array so slow?
  6,611  StopIteration: generator_output = next(output_generator)
  6,611  Pandas groupby custom function to each series
  6,611  Numpy fails with python-dbg (undefined symbol: Py_InitModule4_64)
  6,611  how to get a float from a matrix in python numpy
  6,611  How to extract elements from a matrix using a vector of indices using numpy?
  6,603  Python: numpy/pandas change values on condition
  6,603  Numpy np.where multiple condition
  6,602  Running Scipy on Heroku
  6,602  python numpy: Change the column type of a numpy matrix
  6,599  Faster alternatives to numpy.argmax/argmin which is slow
  6,599  Conditional column arithmetic in pandas dataframe
  6,598  How to correlate two time series with gaps and different time bases?
  6,594  Easy ways to detect and crop blocks (paragraphs) of text out of image?
  6,593  Numpy with ATLAS or OpenBLAS?
  6,592  Converting an image to grayscale using numpy
  6,586  Using np.where but maintaining exisitng values if condition is False
  6,580  Why does ''numpy.mean'' return 'inf'?
  6,580  Time differentiation in Pandas
  6,579  How to get centroids from SciPy's hierarchical agglomerative clustering?
  6,578  Python: Concatenate 3 arrays
  6,578  Opencv 2.4.3 estimateRigidTransform in python
  6,578  cosine similarity on large sparse matrix with numpy
  6,574  min function in numpy array
  6,573  How do you use scipy.stats.rv_continuous?
  6,573  Finding Patterns in a Numpy Array
  6,572  Most efficient way to filter a long time series Python
  6,567  return index of last non-zero element in list
  6,559  Boolean indexing assignment of a numpy array to a numpy array
  6,556  slice numpy array by column except for 1 row
  6,552  Reshape arbitrary length vector into square matrix with padding in numpy
  6,552  Creating a matrix from CSV file
  6,548  Is there a way to stack two tensorflow datasets?
  6,547  Read a csv with numpy array using pandas
  6,547  class Image has no attribute 'fromarray'
  6,545  Installing Numpy 1.9.2 for Python 2.7.10 on a 64-bit Windows operating system?
  6,542  show multiple image in matplotlib from numpy array
  6,542  Python: Pulling data out of dictionary like a 2D array
  6,542  Iterate over all pairwise combinations of numpy array columns
  6,540  Find uncertainty from polyfit
  6,538  Applying SVD throws a Memory Error instantaneously?
  6,536  How to use numpy.savez to save array with subarrays into separate .npy files
  6,535  Velocity from array of acceleration samples in Python
  6,535  Numpy- weight and sum rows of a matrix
  6,533  Is there a standard way to store XY data in python?
  6,530  Enable Python to utilize all cores for fitting scikit-learn models
  6,527  Numpy array to TFrecord
  6,527  LU decomposition using python 3
  6,527  IndexError: index 1000 is out of bounds for axis 0 with size 1000
  6,521  Implementing zero mean and unit variance in numpy
  6,519  Do I have Numpy 32 bit or 64 bit?
  6,517  Increment Numpy array with repeated indices
  6,509  What is the difference between cholesky in numpy and scipy?
  6,508  numpy cov (covariance) function, what exactly does it compute?
  6,504  Resizing RGB image with cv2 numpy and Python 2.7
  6,501  Python OpenCV: Refresh images when a key is pressed
  6,501  Iterating over arrays in cython, is list faster than np.array?
  6,497  Call a C++ function from Python and convert a OpenCV Mat to a Numpy array
  6,493  Speeding up element-wise array multiplication in python
  6,491  convert numpy array to cython pointer
  6,490  Can't import numpy after Anaconda installed
  6,488  missing dimension in numpy array shape [duplicate]
  6,484  ''TypeError: Singleton array cannot be considered a valid collection'' using sklearn train_test_split
  6,484  how to minimize a function with discrete variable values in scipy
  6,483  Open and view .npz file in Python
  6,481  Replace value in array when greater than x [duplicate]
  6,479  Python: fill a polygon area in an array
  6,478  Jacobian and Hessian inputs in `scipy.optimize.minimize`
  6,477  Python: numpy array larger and smaller than a value
  6,476  Numpy matrix must be 2-dimensional error
  6,476  Creating a sparse matrix from numpy array
  6,475  Why do casting rules differ between computers in python?
  6,475  Strange typecasting when adding int to uint8?
  6,472  Convert a 2d matrix to a 3d one hot matrix numpy
  6,461  Comparing numpy float arrays in unit tests [duplicate]
  6,457  Improving Numpy Performance
  6,457  How to convert the time zone of the values of a Pandas Series
  6,456  Check if two scipy.sparse.csr_matrix are equal
  6,455  Why does ''None in numpy.asarray( ... )'' cause a future warning
  6,454  Apply numpy.where on condition with either list or numpy.array
  6,453  Enthought Python, Sage, or others (in Unix clusters)
  6,452  Average trend curve for data points in Python
  6,444  Numpy slicing from variable
  6,443  How to plot the integral of a signal as time goes by?
  6,442  Multiprocessing : NULL result without error in PyObject_Call
  6,441  How to install numpy for PyPy on Windows?
  6,439  Convert signed float to uint8 image opencv
  6,437  Load TIFF image as numpy array
  6,434  Making a Python script to load all npy/npz files in a directory
  6,431  Efficient way to calculate distance matrix given latitude and longitude data in Python
  6,430  Installing numpy on mac with pip: ''requirements already satisfied'' but ''No module numpy''
  6,429  python matplotlib save graph without showing
  6,429  OpenCV - numpy array is 'bad argument type' for cv2.imread?
  6,429  convert string to 2d numpy array
  6,428  Write a data string to a NumPy character array?
  6,427  Error in groupby pandas
  6,424  how to convert a 1-dimensional image array to PIL image in Python
  6,423  Python debugger tells me value of Numpy array is ''*** Newest frame''
  6,418  Understanding the syntax of numpy.r_() concatenation
  6,418  Numpy sum over planes of 3d array, return a scalar
  6,414  Can I produce the result of np.outer using
  6,412  Fast way to take average of every N rows in a .npy array
  6,407  change numpy array type from string to float
  6,399  Save numpy based array in different rows of an excel file
  6,399  How to create Pandas Series with Decimal?
  6,397  Fourier Transformation vs Numpy FFT
  6,396  Python 2.7 & PyDev - matplotlib and NumPy not working
  6,391  Python Numpy.loadtxt with varied string entries but know line format
  6,391  Convert categorical variables from String to int representation
  6,390  Memory efficient sort of massive numpy array in Python
  6,390  AttributeError: 'tuple' object has no attribute 'type' upon importing tensorflow
  6,389  How do I convert a pandas series which is multidimensional to pandas dataframe
  6,389  How do I convert a pandas series which is multidimensional to pandas dataframe
  6,388  Creating tuples with
  6,387  How to append a ''label'' to a numpy array
  6,386  border/edge operations on numpy arrays
  6,382  How to replace a value in array in numpy python
  6,381  Numpy String Encoding
  6,381  How to eliminate the extra minus sign when rounding negative numbers towards zero in numpy?
  6,376  Py4Java: ImportError: No module named numpy when running Python shell for Apache Spark
  6,373  Keras - TypeError: only integer scalar arrays can be converted to a scalar index
  6,371  How to format in numpy savetxt such that zeros are saved only as ''0''
  6,370  Using multiple levels of boolean index mask in NumPy
  6,370  Storing and loading numpy arrays as files
  6,367  Numpy error ValueError: scale <= 0
  6,366  Calculate the sum of every 5 elements in a python array
  6,363  Generating random numbers with a given probably density function
  6,363  generate random numbers truncated to 2 decimal places
  6,363  Difference between cv2.findNonZero and Numpy.NonZero
  6,362  Computing average of non-zero values
  6,359  Timestamp subtraction of time arrays with different timezones
  6,358  Converting an array datatime.datetime to float
  6,357  Pandas groupby with pct_change
  6,356  Why does python/numpy's += mutate the original array?
  6,355  Convert numpy array to hex bytearray
  6,355  Cannot cast array data from dtype('float64') to dtype('int32') according to the rule 'safe'
  6,349  Append Row(s) to a NumPy Record Array
  6,348  Numerical integration Loop Python
  6,347  Normal Equation Implementation in Python / Numpy
  6,346  objects not aligned error
  6,345  Python: Fast way of MinMax scaling an array
  6,338  Incrementally building a numpy array and measuring memory usage
  6,336  Generating a heat map using 3D data in matplotlib
  6,335  Gaussian filtering a image with Nan in Python
  6,332  Very Basic Numpy array dimension visualization
  6,332  Python: rewrite a looping numpy math function to run on GPU
  6,330  calling dot products and linear algebra operations in Cython?
  6,329  alignment of stacked subplots
  6,328  TypeError: mean() got an unexpected keyword argument 'dtype' # Pandas.DataFrame
  6,328  Center of mass of a numpy array, how to make less verbose?
  6,327  How does np.multiply work?
  6,326  Is there a equivalent of scipy.signal.deconvolve for 2D arrays?
  6,322  scikit-image Gabor filter error: `filter weights array has incorrect shape`
  6,321  Why do ''Not a Number'' values equal True when cast as boolean in Python/Numpy?
  6,321  Python/Numpy: Setting values to index ranges
  6,321  How to fix 'RuntimeWarning: divide by zero encountered in double_scalars'
  6,320  Overflow with numpy.exp()
  6,317  Numpy individual element access slower than for lists
  6,314  create matrix structure using pandas
  6,313  Set a column in numpy array to zero
  6,313  Rotated image coordinates after scipy.ndimage.interpolation.rotate?
  6,312  How to deal with 'ValueError: operands could not be broadcast together with shapes (10000,) (10000,10) ' in Numpy
  6,311  Solving heat equation with python (NumPy)
  6,308  Matplotlib 3D surface plot from 2D pandas dataframe
  6,303  python: pandas np.where vs. df.loc with multiple conditions
  6,302  Append string to a numpy ndarray
  6,296  Plotting a masked surface plot using python, numpy and matplotlib
  6,295  Remove rows from numpy matrix
  6,295  How could I remove the rows of an array if one of the elements of the row does not satisfy a condition?
  6,294  Python save txt file in a different folder
  6,294  How to draw an unit circle using numpy and matplotlib
  6,293  Understanding PyTorch einsum
  6,293  Python / Scipy ''invalid index to scalar variable''
  6,292  Calculate weighted pairwise distance matrix in Python
  6,290  Plot an equation with matplotlib and numpy
  6,287  Reading a RAW image (.CR2) using numpy.fromfile
  6,286  Sparse Efficiency Warning while changing the column
  6,285  'Unexpected Section Title' with Sphinx  -  is numpy the issue?
  6,285  calculating slope for a series trendline in Pandas
  6,283  Masking BGR image using a 2D mask
  6,281  Replacing -inf values to np.nan in a feature pandas.series [duplicate]
  6,281  Pyplot Scatter to Contour plot
  6,278  Calculate mean on values in python collections.Counter
  6,277  numpy: arange include endpoint
  6,277  How to ''remove'' mask from numpy array after performing operations?
  6,275  Numpy vectorize, using lists as arguments
  6,275  Converting a pandas multi-index series to a dataframe by using second index as columns
  6,273  How to create 3D numpy array? [duplicate]
  6,271  ValueError: numpy.dtype has the wrong size, with import decomposition [duplicate]
  6,271  How to Index multiple items of array with intervals in Python
  6,270  Optimal way to append to numpy array
  6,268  Pandas DataFrame to Numpy Array ValueError
  6,264  Repeat NumPy array without replicating data?
  6,264  Julia's Python performance example in pypy
  6,261  How can I transform blocks into a blockdiagonal matrix (NumPy)
  6,260  numpy array to scipy.sparse matrix
  6,256  Plotting histrogram from numpy array
  6,256  Difference between random draws from scipy.stats ... rvs and numpy.random
  6,249  Preventing overwriting when using numpy.savetxt
  6,247  numpy.array to PNG file and back
  6,244  Cumsum reset at NaN
  6,243  How to convert numpy array to postgresql list
  6,243  Fastest way to count array values above a threshold in numpy
  6,243  Euclidean distance in Python
  6,242  fast way to remove lowercase substrings from string?
  6,241  TypeError: 'module' object is not callable . MFCC
  6,241  numpy: how to construct a matrix of vectors from vector of matrix
  6,238  adding a numpy ndarray to a sparse matrix
  6,237  Pass shape tuple to Numpy `random.rand`
  6,233  Pandas read dataframe from csv with index as string, not int
  6,232  pd.read_csv gives me str but need float
  6,231  Python lists/arrays: disable negative indexing wrap-around in slices
  6,231  Keep numpy array operator in np.float32
  6,230  In sklearn.decomposition.PCA, why are components_ negative?
  6,229  Python curves intersection with fsolve() and function arguments using numpy
  6,225  numpy.genfromtxt with datetime.strptime converter
  6,225  in Python trying to use cv2.matchShapes() from OpenCV
  6,221  How to save numpy masked array to file
  6,220  Matplotlib: Formatting dates on the x-axis in a 3D Bar graph
  6,220  Cannot load mkl_intel_thread.dll on python executable
  6,219  How to parallelize a sum calculation in python numpy?
  6,217  Why path is not found in python?
  6,216  Python how to index multidimensional array with string key, like a dict
  6,213  ValueError: Expected n_neighbors <= 1. Got 5 -Scikit K Nearest Classifier
  6,212  NumPy resize method
  6,212  Correct way to fill a list from a SQL query using pyodbc
  6,211  Storing numpy sparse matrix in HDF5 (PyTables)
  6,209  Linear regression slope error in numpy
  6,207  ValueError: cannot copy sequence with size 821 to array axis with dimension 7
  6,207  How to access elements of numpy ndarray?
  6,203  How To transpose specific columns into rows in pandas associate other column value
  6,201  Augment a matrix in NumPy
  6,198  Attribute error: exp in python, works for some functions and not others
  6,195  Python Sigma Sums
  6,195  Installing `numpy` within a virtualenv in Ubuntu 11.10
  6,194  NaN is not recognized in pandas after np.where clause. Why? Or is it a bug?
  6,193  ''No loop matching the specified signature'' ERROR when trying to solve linear equation
  6,193  my rotation matrix for numpy (python) isn't working
  6,191  Python OverflowError: math range error being raised differently in different runs
  6,190  Why cannot numpy arrays convert from datetime to np.datetime64 implicitly?
  6,189  Python Numpy - Treat really small numbers as zero
  6,187  Converting Tensor to np.array using K.eval() in Keras returns InvalidArgumentError
  6,185  ImportError: cannot import name 'tree' for sklearn
  6,185  Creating multiple arrays within a for loop (Python)
  6,184  Convert a 3-channel RGB mage into a 1-channel binary image
  6,184  Adding np arrays to existing pandas dataframe
  6,182  Implementation of the Gauss-Newton method from Wikipedia example
  6,182  How to calculate frequency of a give wave and time
  6,181  numpy's complex128 conversion
  6,181  NumPy matrix plus column vector
  6,180  argsort for a multidimensional ndarray
  6,176  NumPy reading file with filtering lines on the fly
  6,175  Pandas: aggregate when column contains numpy arrays
  6,174  Check if values in a set are in a numpy array in python
  6,173  turn double square brackets to single
  6,173  PyCharm can't find a reference yet it definitely exists
  6,173  Pass args for solve_ivp (new SciPy ODE API)
  6,172  Timeline bar graph using python and matplotlib
  6,172  Shape recognition with numpy/scipy (perhaps watershed)
  6,172  Scipy Import Error; cannot import name NUMPY_MKL
  6,172  Create NumPy array from another array by specifying rows and columns
  6,171  What is the use of numpy.random.seed() Does it make any difference?
  6,169  What is the purpose of numpy.where returning a tuple?
  6,167  Why are lil_matrix and dok_matrix so slow compared to common dict of dicts?
  6,167  numpy's interp function - how to find a value of x for a given value of y?
  6,167  Converting bsxfun with @times to numpy
  6,165  Gauss-Jordan Elimination in python
  6,164  Numpy reshape inplace
  6,164  Numpy rebinning a 2D array
  6,164  I get `No module named _multiarray_umath` when using matplotlib
  6,160  Printing the equation of the best fit line
  6,159  applying ''tighter'' bounds in scipy.optimize.curve_fit
  6,158  scipy stats geometric mean returns NaN
  6,157  Pandas: Select values from specific columns of a DataFrame by row
  6,154  'DataFrame' object has no attribute 'ravel' when transforming target variable?
  6,150  fast python numpy where functionality?
  6,149  IPython - have print default to print head & tail on long variables
  6,147  Most dominant color in RGB image - OpenCV / NumPy / Python
  6,146  Crop out the top of an image numpy (or scipy)
  6,145  numpy: log with -inf not nans
  6,144  Tensorflow: How can I assign numpy pre-trained weights to subsections of graph?
  6,143  Installing Numpy locally
  6,140  Seeding random number generators in parallel programs
  6,139  How to append many numpy files into one numpy file in python
  6,138  Why does this implementation of multiprocessing.pool not work?
  6,138  In python, how does one efficiently find the largest consecutive set of numbers in a list that are not necessarily adjacent?
  6,137  linear combinations in python/numpy
  6,137  how to use numpy.vectorize or numpy.frompyfunc
  6,134  Why the negative reshape (-1) in MNIST tutorial?
  6,134  find tangent vector at a point for discrete data points
  6,132  I am trying to implement GridSearchCV to tune the parameters of K nearest neighbor classifier
  6,130  Why is the adjoint of a matrix in numpy obtained by np.matrix.getH()
  6,130  how to split 'number' to separate columns in pandas DataFrame
  6,129  Select rows in a Numpy 2D array with a boolean vector
  6,129  Can't use /= on numpy array
  6,129  Can I use a numpy array to generate folds for cross validation?
  6,128  Writing and reading complex numbers using numpy.savetxt and numpy.loadtxt
  6,126  Python plot log scale set xticks?
  6,126  Applying multiple masks to arrays
  6,117  What is numpy.fft.rfft and numpy.fft.irfft and its equivalent code in MATLAB
  6,110  Assign value to multiple slices in numpy
  6,107  numpy genfromtxt/pandas read_csv; ignore commas within quote marks
  6,107  Compare two arrays with different size - python numpy
  6,099  Eigen Matrix vs Numpy Array multiplication performance
  6,098  Problems with newline parameter in numpy savetxt function
  6,096  timedelta error with numpy.longdouble dtype
  6,093  Error when running tests of scipy and numpy on OS X Snow Leopard
  6,092  'numpy.ndarray' object has no attribute 'mode'
  6,091  TypeError: unhashable type: 'numpy.ndarray' in plt.scatter
  6,091  How to check a condition on each element of each row with numpy
  6,088  AttributeError: module 'numpy' has no attribute 'matlib' [duplicate]
  6,086  ufunc 'multiply' did not contain a loop with signature matching types dtype('<U32') dtype('<U32') dtype('<U32')
  6,085  Is freeing handled differently for small/large numpy arrays?
  6,084  How to calculate differences across n columns in pandas rather than rows
  6,082  Scipy ValueError: Total size of new array must be unchanged
  6,082  Retain unchanged data when saving Numpy array to image with Scipy imsave
  6,082  Easiest way to create a NumPy record array from a list of dictionaries?
  6,081  groupby, count and average in numpy, pandas in python
  6,079  How to use ax with Pandas and Matplotlib
  6,076  numpy - 2d array indexing
  6,074  Sort Pandas DataFrame by value
  6,070  Python-pandas Replace NA with the median or mean of a group in dataframe
  6,069  TypeError: unorderable types: float() < function()
  6,068  ValueError: array length does not match index length
  6,068  Convert Pytorch Tensor to Numpy Array using Cuda
  6,067  converting a float to decimal type in Python
  6,066  Discretized continuous Fourier transform with numpy
  6,064  How to do antilog in numpy?
  6,062  scipy.stats.multivariate_normal raising `LinAlgError: singular matrix` even though my covariance matrix is invertible
  6,062  Is there a numpy biginteger?
  6,061  Numpy loadtxt skip first column
  6,060  python mean of list of lists
  6,055  Difference between numpy.float and numpy.float64
  6,054  numpy diff on a pandas Series
  6,050  Numpy 2d and 1d array to latex bmatrix
  6,049  HOW TO LABEL the FEATURE IMPORTANCE with forests of trees?
  6,044  relabel x-axis in matplotlib heatmap
  6,043  python sum all previous values in array at each index
  6,041  How to append to .mat file using
  6,039  cython / numpy type of an array
  6,038  How to duplicate a row or column in a numpy array?
  6,037  Transparent colormap
  6,037  Converting Comma-Separated String to Numpy Array In Python 3
  6,035  np.where multiple return values
  6,034  How to solve TypeError: 'numpy.ndarray' object is not callable on Python
  6,029  Producing spectrogram from microphone
  6,026  Cannot pip install sklearn for Python 3.6
  6,023  Plotting 3D image form a data in NumPy-array
  6,023  InfogainLoss layer
  6,022  Python Multidimensional Array - Adding additional values to beginning and end of each row
  6,018  NaNs as key in dictionaries
  6,018  C array vs NumPy array
  6,018  Augmenting a matrix in Python using numpy
  6,016  nested Python numpy arrays dimension confusion
  6,015  preprocessing error trying to use OneHot Encoder Python
  6,012  numpy.product vs vs
  6,007  How can I produce a numpy-like documentation?
  6,005  Keras Masking for RNN with Varying Time Steps
  6,003  Python - Find all intersection points of 2 graphs
  6,001  geodesic distance transform in python
  6,000  Python - Rolling window OLS Regression estimation
  6,000  Python 3.4 pip install wheel fails on Yosemite - ''not a supported wheel on this platform''
  5,996  scipy.test() fails with many assertion errors
  5,995  numpy loadtxt IndexError: list index out of range
  5,991  Python Scipy Optimization.minimize using SLSQP showing maximized results
  5,991  How does numpy.linalg.inv calculate the inverse of an orthogonal matrix?
  5,987  read matlab v7.3 file into python list of numpy arrays via h5py
  5,987  numpy polyfit passing through 0
  5,986  Compute eigenvectors of image in python
  5,983  Matplotlib histogram from numpy histogram output [duplicate]
  5,983  Creating numpy array from pandas dataframe [duplicate]
  5,982  Matplotlib: Two datasets on one image
  5,981  Avoid overflow when adding numpy arrays
  5,979  "TypeError: 'NoneType' object is not subscriptable
  5,978  Adding an alpha channel to a Monochrome Image using Open CV Python
  5,976  Importing Numpy into functions
  5,975  Sampling from bivariate normal in python
  5,975  Efficiently remove rows/columns of numpy image array
  5,968  Calculate Distances Between One Point in Matrix From All Other Points
  5,966  How to plot y=1/x as a single graph [duplicate]
  5,965  How to install SciPy stack with pip and homebrew?
  5,965  Finding coordinates of brightest pixel in an image and entering them into an array
  5,962  ValueError: could not broadcast input array from shape (25,1) into shape (25)
  5,962  Python Prime Number Generator Numpy [closed]
  5,962  Python Pandas find non zero indices
  5,962  Python: extract a 2D array from a 3D array
  5,961  Pandas Dataframe or Panel to 3d numpy array
  5,960  How to vectorize a data frame with several text columns in scikit learn without losing track of the origin columns
  5,957  Create numpy array with random elements from list
  5,954  why does numpy give the dimension mismatch error?
  5,954  When getting an ROI from a numpy array (opencv image) why does img[y0:y1, x0:x1] seem to use an inconsistent range of indicies?
  5,949  How to create a random array in a certain range
  5,948  WXPython with MatPlotLib
  5,947  Plotting a 3D Meshgrid: [duplicate]
  5,947  Input via a plot in matplotlib
  5,946  Calculate rotation matrix to align two vectors in 3D space?
  5,945  Modify actual element value in array numpy
  5,944  Access multiple elements of an array
  5,943  Concatenating with empty numpy array
  5,943  AttributeError: 'numpy.ndarray' object has no attribute 'cos'
  5,941  Multiply all columns in a Pandas dataframe together
  5,941  How to read NetCDF variable float data into a Numpy array with the same precision and scale as the original NetCDF float values?
  5,938  python/numpy ValueError: Expected 1D or 2D array, got 0D array instead
  5,937  Using Use a.any() or a.all()
  5,928  Creating numpy array of matrices
  5,927  How np.argsort works in pandas DataFrame?
  5,925  Finding unique points in numpy array
  5,924  Fastest way to shift a Numpy array
  5,923  Numpy/scipy deprecation warning for ''rank''
  5,923  HDF5 : storing NumPy data
  5,923  Cumulative summation of a numpy array by index
  5,920  Differences between Numpy divide and Python divide?
  5,919  TypeError when indexing a list with a NumPy array: only integer scalar arrays can be converted to a scalar index
  5,919  Interpolating one time series onto another in pandas
  5,918  How to filter a numpy.ndarray by date?
  5,918  Find the Most common term in Scikit-learn classifier [duplicate]
  5,918  Convert np.ndarray to np.array in python
  5,915  Trying to compute softmax values, getting AttributeError: 'list' object has no attribute 'T'
  5,912  cx_freeze fails to create exe with pandas library
  5,909  timeit module in python does not recognize numpy module
  5,908  Random flipping and RGB jittering/slight value change of image?
  5,907  Installing scipy with pip on a linux server
  5,907  How to find nearest value that is greater in numpy array?
  5,906  Numpy inner product of 2 column vectors
  5,900  Pandas Dataframe - Get index values based on condition
  5,899  Print all the non-zero element in a 2D matrix in Python
  5,899  How to force numpy array order to fortran style?
  5,898  Python savetxt header
  5,898  Match filtering in Python
  5,898  How to read only specific rows from a text file? [duplicate]
  5,898  change the values of an array from nan to zero
  5,897  Joining two 2D numpy arrays into a single 2D array of 2-tuples
  5,897  How can I read and write binary files?
  5,896  ValueError: Unknown format code 'g' for object of type 'str'
  5,896  Normalize scipy.ndimage.filters.correlate
  5,896  Fast tensor rotation with NumPy
  5,895  Minimizing python function that has numpy array as argument
  5,893  How to find the difference between two matrices in Python with the result should not have any values with minus sign
  5,889  python numpy argmax to max in multidimensional array
  5,889  How to standardize/normalize a date with pandas/numpy?
  5,888  Why do Numpy.all() and any() give wrong results if you use generator expressions?
  5,885  numpy.getbuffer causes AttributeError: 'module' object has no attribute 'getbuffer'
  5,883  Is it possible to reproduce randn() of MATLAB with NumPy?
  5,879  Plotting scatter figures in for loop, generating just one figure: Python
  5,878  Python plot gantt chart
  5,878  numpy: Why is there a difference between (x,1) and (x, ) dimensionality
  5,878  numpy vectorize multidimensional function
  5,877  How to access an item from S3 using boto3 and read() its contents
  5,876  Scipy - find bases of column space of matrix
  5,876  How to ignore values when using numpy.sum and numpy.mean in matrices
  5,875  How to print full (not truncated) tensor in tensorflow?
  5,875  From JSON file to Numpy Array
  5,873  Convert binary (0|1) numpy to integer or binary-string?
  5,871  Python: confusion between types and dtypes
  5,871  Apply function to dataframe column element based on value in other column for same row?
  5,867  Sorting numpy array on multiple columns in Python
  5,866  Discretization into N categories with equal amounts of observations in each
  5,863  Understanding Keras weight matrix of each layers
  5,862  Numpy max along axis
  5,862  How does pytorch broadcasting work?
  5,862  Calculating Mean of arrays with different lengths
  5,860  Remove a list from a list of lists Python
  5,856  How do I find x given y or vice versa in numpy?
  5,855  Why does plt.imshow(im, cmap='gray') not show a grayscale image?
  5,854  Asynchronously read and process an image in python
  5,853  In Python, how would you check if a number is one of the integer types?
  5,850  Elementwise logical comparison of numpy arrays
  5,849  NumPy array indexing a 2D matrix
  5,848  ValueError: Number of features of the model must match the input. model n_feature> input nfeature
  5,846  Python numpy unwrap function
  5,846  Convert python byte string to numpy int?
  5,844  Display pixels values as an image
  5,843  how to find avg of column of csv file
  5,842  How can I rotate a 3d array (nxnxn) by x degrees around x, y, and z axes?
  5,840  Slice numpy array wth list of wanted rows
  5,840  Pandas calculating age from a date
  5,839  Trying to plot a defined function
  5,838  How to read and write 24-bit wav file using scipy or common alternative?
  5,834  Set max number of threads at runtime on numpy/openblas
  5,833  Generating low discrepancy quasi-random sequences in python/numpy/scipy?
  5,833  Finding first samples greater than a threshold value efficiently in Python (and MATLAB comparison)
  5,831  Python: Calculate the Gradient of a 3D grid
  5,830  groupby, sum and count to one table
  5,830  Create block diagonal numpy array from a given numpy array
  5,829  ValueError: Can't convert non-rectangular Python sequence to Tensor
  5,828  matplotlib.pcolor very slow. alternatives?
  5,827  plotting graphs in numpy, scipy [closed]
  5,826  Can't import `multivariate_normal` when using `scipy.stats`
  5,825  opencv-python: is not a numpy array
  5,824  PySpark: TypeError: StructType can not accept object 0.10000000000000001 in type <type 'numpy.float64'>
  5,824  Numpy, Add Column to existing structured array
  5,821  Scatter Plot 3D with labels and spheres
  5,821  Loadtxt can't find file
  5,821  How does Pythonic garbage collection with numpy array appends and deletes?
  5,821  compressed files bigger in h5py
  5,819  how to convert pandas data frame into numpy data frame
  5,818  mpi4py scatter and gather with large numpy arrays
  5,817  Python/Numpy: Convert list of bools to unsigned int
  5,815  Tensorflow median value
  5,814  Can I use my own Python class with numpy or some other matrix library?
  5,811  Shipping and using virtualenv in a pyspark job
  5,810  Find index positions where 3D-array meets MULTIPLE conditions
  5,810  Apply opencv threshold to a numpy array
  5,808  Solving system using linalg with constraints
  5,808  from visual import * not working (vpython)
  5,805  numpy - how do I count the occurrence of items in nested lists by index?
  5,804  How to Correctly mask 3D Array with numpy
  5,804  Best way to add a new column to a Numpy array
  5,802  plot single row of 2d numpy array against 1d list
  5,802  Numpy 3d array indexing
  5,802  How to normalize a vector in python?
  5,801  find the ''elbow point'' on an optimization curve with Python
  5,800  Multiplying large sparse matrices in python
  5,798  Multiprocessing IOError: bad message length
  5,796  Pandas set value in groupby
  5,792  How do I load a caffe model and convert to a numpy array?
  5,790  Smoothing a 2D array along only one axis
  5,790  Python Pandas: can't find numpy.core.multiarray when importing pandas
  5,789  Getting the dtype of a result array in numpy
  5,788  Python Numpy: reshape is deprecated
  5,786  OpenCV Python and Histogram of Oriented Gradient
  5,786  Bandpass butterworth filter frequencies in scipy
  5,782  Calculating e (base of the natural log) to high precision in Python?
  5,780  Python/numpy issue with array/vector with empty second dimension
  5,780  python numpy - convert Timestamps to datetime
  5,780  Defining precision of floating point number in Python
  5,775  Numpy sorting by increasing datetime
  5,775  Numpy roll in several dimensions
  5,774  Reading two columns of numbers from a text file in python
  5,774  numpy: fill offset diagonal with different values
  5,774  numpy array C api
  5,772  Write lines longer than 80 chars in output file [Python]
  5,771  Python: 1d array circular convolution
  5,771  Delete elements from numpy array by value [duplicate]
  5,770  Numpy: multiplying with NaN values without using nan_to_num
  5,770  Matplotlib with JSON files
  5,770  how to convert an image from BGR to LAB with opencv 2.4 python 2.7 and numpy
  5,770  Filter a 2D numpy array
  5,766  Storing information on points in a 3d space
  5,762  How can I iterate through numpy 3d array
  5,762  Append multiple numpy files to one big numpy file in python
  5,761  Python Running Sum in List [duplicate]
  5,757  How to calculate the likelihood of curve-fitting in scipy?
  5,756  NumPy equivalent of Matlab's magic()
  5,755  Python: Divide values in cell by max in each column
  5,753  Convert a .sav file to .csv file in Python
  5,749  Green to red colormap in matplotlib, centered on the median of the data
  5,747  Creating image tiles (m*n) of original image using Python and Numpy
  5,746  scipy.optimize.curve_fit: not a proper array of floats error
  5,746  Iterate over the output of `np.where`
  5,745  Numpy Error ''Could not convert string to float: 'Illinois'''
  5,742  How to truncate the values of a 2D numpy array
  5,740  How to derive equation from Numpy's polyfit?
  5,738  Enum vs String as a parameter in a function
  5,738  Calculate max draw down with a vectorized solution in python
  5,737  Supposed automatically threaded scipy and numpy functions aren't making use of multiple cores
  5,736  2D slice series of 3D array in numpy
  5,735  Numpy multidimensional array slicing
  5,735  Filter pandas dataframe by list
  5,734  Filter pandas Dataframe based on max values in a column
  5,731  Populate numpy matrix from the difference of two vectors
  5,730  Get a contour (x,y) coordinates of a shape in an image with python
  5,730  Calculate multivariate linear regression with numpy
  5,728  Identity element for `numpy.hstack`
  5,727  Pandas: DataFrame Error - 2 columns passed, passed data had 3 columns
  5,727  Installing Numpy on 64bit Windows 8.1 with Python 2.7
  5,726  Get the y value of a given x
  5,725  Is it possible to compute an inverse of sparse matrix in Python as fast as in Matlab?
  5,721  Numpy: calculate based on previous element?
  5,720  How can I plot a correlation matrix as a set of ellipses, similar to the R open-air package?
  5,719  Apply functions to 3D numpy array
  5,718  TypeError: Data type not understood, numpy.zeros [duplicate]
  5,718  Error 'numpy.int32' object does not support item assignment
  5,713  Save .dta files in python
  5,712  How do you use numpy in google app engine (Python)
  5,711  Difference between various numpy random functions
  5,711  Compute linear regression standardized coefficient (beta) with Python
  5,710  How to convert spark sql dataframe to numpy array?
  5,708  Python : generating random numbers from a power law distribution [duplicate]
  5,706  Filtering a Pandas DataFrame Without Removing Rows
  5,706  cosd and sind with sympy
  5,704  ''Numpy'' TypeError: data type ''string'' not understood
  5,703  combine two arrays and sort
  5,702  Split pandas dataframe into chunks of N [closed]
  5,702  Is there a numpy function for generating sequences similar to R's seq function?
  5,696  OpenCV error: (-215) npoints > 0 in function cv::drawContours
  5,696  How to create a numpy array of N numbers of the same value?
  5,694  Array interpolation in python?
  5,685  Not write out all dates on an axis, Matplotlib
  5,685  How to mpf an array?
  5,683  Python: Trying to plot error bars on a graph gives ''ValueError: err must be [ scalar | N, Nx1 or 2xN array-like ]''
  5,682  Why has the numpy random.choice() function been discontinued?
  5,680  Taking the log of each element in a numpy.ndarray?
  5,680  Least-Squares Regression of Matrices with Numpy
  5,680  How to match cv2.imread to the keras image.img_load output
  5,680  How to match cv2.imread to the keras image.img_load output
  5,678  ImportError: DLL load failed: Le module sp'cifi' est introuvable
  5,678  Convert Numpy array to image by using CV2 or PIL
  5,676  How does numpy.transpose work for this example?
  5,675  Python - How do I animate my scatterplot?
  5,675  can't import NumPy Mac OS X Lion
  5,673  Identifying the nearest grid point
  5,672  how to perform a linear approximation and get linear equation from an array of data in python
  5,667  TypeError: object of type 'numpy.int64' has no len()
  5,667  Pytorch equivalent of Numpy's logical_and and kin?
  5,665  pandas, convert DataFrame to MultiIndex'ed DataFrame
  5,662  Python function that handles scalar or arrays
  5,659  Computing Jaccard Similarity in Python
  5,659  Apply function to all elements in NumPy matrix [duplicate]
  5,656  convert python xgboost dMatrix to numpy ndarray or pandas DataFrame
  5,655  Read data from text file, into numpy array in python
  5,655  Converting files to digital image failing with ''tile cannot extend outside image''
  5,653  convert 3D list to numpy array
  5,652  Interpolate large irregular grid onto another irregular grid in Python
  5,652  Getting indices of both zero and nonzero elements in array
  5,652  Append numpy ndarrays with different dimensions in loop
  5,648  BytesIO stream to Numpy arrays? (Picamera)
  5,646  Python Numpy or Pandas Linear Interpolation For Datetime related Values
  5,645  Unmasking of masked Numpy array changes masked values to 0's
  5,645  Numpy: increment elements of an array given the indices required to increment
  5,643  Python: Pandas DataFrame for tuples
  5,643  Create scipy curve fitting definitions for fourier series dynamically
  5,642  ''import matplotlib.pyplot as plt'' in ipython notebook
  5,642  float object is not callable
  5,641  frame difference using python
  5,640  Cannot import numpy
  5,638  Is there an efficient method to convert numpy.ndarray to list?
  5,636  Keras - How to use argmax for predictions
  5,636  Google Protocol Buffers, HDF5, NumPy comparison (transferring data)
  5,636  Docker unable to install numpy, scipy, or gensim
  5,635  ''AttributeError: sqrt'' when calculating a simple standard deviation
  5,633  QImage to Numpy Array using PySide
  5,633  k-nearest neighbour classifier using numpy
  5,631  How to draw rounded line ends using matplotlib
  5,631  checking for nan's in 2d numpy arrays
  5,630  Python: performing FFT on music file
  5,629  Numpy array: concatenate arrays and integers
  5,628  Python Numpy Apply Rotation Matrix to each line in array
  5,626  numpy convert 2D Integer Record to 2D floating point Record
  5,625  python: error message
  5,624  Bicubic interpolation Python
  5,623  Fitting a polynomial using np.polyfit in 3 dimensions
  5,621  How to get smooth filled contour in matplotlib?
  5,618  numpy correlation coefficient
  5,617  Removing nan elements from matrix
  5,617  Importing numpy from Thonny: ModuleNotFoundError
  5,616  Draw multivariate Gaussian distribution samples using Python numpy.random.randn
  5,616  Add columns to pivot table with pandas
  5,614  Using Python to change dimensions of numpy array
  5,613  What value do I use in a slicing range to include the last value in a numpy array?
  5,613  numpy np.array versus np.matrix (performance)
  5,612  Convert pandas dataframe to list of tuples
  5,610  Create permutation matrix - numpy
  5,609  Python: How to check if an array is contained in another array using `numpy.all`and `numpy.any`?
  5,608  How to multiply two quaternions by python or numpy [duplicate]
  5,608  function to get number of columns in a NumPy array that returns 1 if it is a 1D array
  5,606  Importing the numpy c-extensions failed
  5,606  Creating a list from user input using a for loop
  5,605  Python/Numpy - Quickly Find the Index in an Array Closest to Some Value
  5,604  Linear interpolation on a numpy array
  5,600  How to concatenate two columns containing list (series) in Pandas
  5,597  Python TypeError: UMat() missing required argument 'ranges' (pos 2)
  5,597  float64 to float32 Cython Error
  5,596  Remove all-zero rows in a 2D matrix [duplicate]
  5,595  Why do scipy and numpy fft plots look different?
  5,593  PyBrain: Loading data with numpy.loadtxt?
  5,593  How to decode a numpy array of dtype=numpy.string_?
  5,592  opencv: TypeError: mask is not a numerical tuple
  5,592  IndexError: index 1 is out of bounds for axis 1 with size 1
  5,591  Save & Retrieve Numpy Array From String
  5,590  Python — confused by numpy's piecewise function
  5,588  pandas and numpy thread safety
  5,588  delimiter [0001] in a text file, reading using np.loadtxt in python
  5,588  Assign ImageDataGenerator result to Numpy array
  5,587  How to find symmetric mean absolute error in python?
  5,585  Install Numpy 1.9.2 on Ubuntu from Terminal
  5,584  circular numpy array indices
  5,583  Code for logistic equation
  5,581  numpy testing assert array NOT equal
  5,580  Better way to pack numpy array?
  5,579  how to use for loop with numpy array?
  5,576  What's the fastest way to threshold a numpy array?
  5,576  How to pass a numpy ndarray as a color in OpenCV?
  5,575  How to convert a .npz format to .csv in python?
  5,574  Python - Calculate Hierarchical clustering of word2vec vectors and plot the results as a dendrogram
  5,573  More efficient way to remove last N values fom np.array
  5,572  python shape too large to be a matrix
  5,566  Two methods to normalise array to sum total to 1.0
  5,564 -> MemoryError, my_dot -> very slow, but works. Why?
  5,561  find indices of the elements smaller than x numpy
  5,559  How can I cleanly normalize data and then ''unnormalize'' it later?
  5,558  How to get indices of non-diagonal elements of a numpy array?
  5,556  Numpy array to PIL image format
  5,556  how to install matplotlib in python 3 with os windows
  5,555  Correlation coefficient of multidimensional arrays
  5,552  KeyError: nan in dict
  5,552  How do I convert a 2D numpy array into a 1D numpy array of 1D numpy arrays?
  5,551  numpy apply_along_axis on a 1d array
  5,549  How to get rid of ''RuntimeWarning: invalid value encountered in greater''
  5,546  Creating a ''white'' image in numpy (2-D image)
  5,546  Create a Numpy scalar from dtype
  5,546  Audio Frequencies in Python
  5,545  Why list comprehension is much faster than numpy for multiplying arrays?
  5,545  How do I read numpy source?
  5,545  Chi Square Test of Independence in Python
  5,542  Ternary operator for NumPy ndarray?
  5,542  Python Linear Equations - Gaussian Elimination
  5,540  Writing into a NumPy memmap still loads into RAM memory
  5,537  variance vs coefficient of variation
  5,536  Python Open CV perspectiveTransform()
  5,536  Python/Numpy - Extract a 2-d Sub-array from a 2-d array using variables
  5,532  ValueError: Error parsing datetime string NumPy
  5,532  Clean up excel data with python using pandas package
  5,529  Minimum of Numpy Array Ignoring Diagonal
  5,529  Minimize overhead in Python multiprocessing.Pool with numpy/scipy
  5,526  size of executable using pyinstaller and numpy
  5,526  Index a SciPy sparse matrix with an array of booleans
  5,526  How to insert zeros between elements in a numpy array?
  5,525  Scipy minimize, fmin, leastsq type problems (setting array element with sequence), bad fit
  5,524  using Fourier transforms to do convolution?
  5,522  IndexError: invalid slice
  5,521  pow or ** for very large number in Python
  5,521  plotting markers on top of axes
  5,521  How to create a random networkx graph with random weights [closed]
  5,521  Combining multiple 1D arrays returned from a function into a 2D array python
  5,518  Get the inverse function of a polyfit in numpy
  5,518  Deblur an image using scikit-image
  5,517  python(or numpy) equivalent of match in R
  5,517  How can I change the default version on Python on linux in order to install and use certain modules?
  5,516  resize an array with a specific value
  5,515  TypeError: corr() missing 1 required positional argument: 'other'
  5,514  Python: from list of tuples of arrays to list of lists
  5,513  No module named numpy.core.multiarray
  5,513  How to smooth a line using gaussian kde kernel in python setting a bandwidth
  5,512  What does numpy's percentile function do exactly?
  5,510  inverse matrix Python3 mpi4py EOFError: EOF when reading a line
  5,509  Rectangular bounding box around blobs in a monochrome image using python
  5,508  Python apply_along_axis of multiple arrays
  5,503  cimport numpy not working in cython; error message unclear (to me)
  5,502  Adjusting contrast of image purely with numpy
  5,500  Scipy interpolation with masked data?
  5,499  Slice a Pandas dataframe by an array of indices and column names
  5,499  How to pipe binary data into numpy arrays without tmp storage?
  5,499  Fitting data points to a cumulative distribution
  5,497  What is the inverse of numpy's log1p?
  5,491  extract columns from matrix
  5,490  scipy sparse matrix division
  5,490  How can I plot maximum likelihood estimate in Python
  5,489  Making numpy arrays JSON serializable
  5,488  Converting data to missing in pandas
  5,487  numpy.sin(pi) returns negative value
  5,486  Initializing a matrix with random number from given range - python
  5,486  How to use numpy functions on a keras tensor in the loss function?
  5,479  How can I slice a numpy array by the value of the ith field?
  5,470  Comparing values in two numpy arrays with 'if'
  5,469  Why ndarray allow floating point index
  5,469  How to fit a 2D ellipse to given points
  5,468  No module named numpy with pypy
  5,468  ConversionError: Failed to convert value(s) to axis units
  5,468  c malloc array pointer return in cython
  5,465  How to make video from an updating numpy array in Python
  5,463  Plot max of graph using python
  5,463  Need help to parallelize a loop in python
  5,462  how to randomly sample in 2D matrix in numpy
  5,462  Convert a string list to float32 efficiently
  5,461  How to create a pandas DataFrame with several numpy 1d arrays?
  5,457  Efficiently create 2d histograms from large datasets
  5,456  Python: separate matrix by column values
  5,456  Interpolating data from a look up table
  5,455  Finding local maxima of xy data point graph with numpy?
  5,454  How can I create a slice object for Numpy array?
  5,451  Removing nan values from a Python List
  5,448  How can each element of a numpy array be operated upon according to its relative value?
  5,448  Curve fitting in python
  5,446  Deleting diagonal elements of a numpy array
  5,445  Having trouble plotting 2-D histogram with numpy.histogram2d and matplotlib
  5,443  py2exe and numpy not getting along
  5,439  Subtracting a number for each element in a column
  5,437  Write a 2D array to a text file [duplicate]
  5,433  Block mean of numpy 2D array
  5,431  Python - greyscale image to 3 channels
  5,429  Convert CSV to numpy
  5,428  Trying to print out the decision tree for a forest from scikit-learn ensemble
  5,428  python pandas if column string contains word flag
  5,427  Numpy Routine for Computing Matrix Minors?
  5,425  Max Distance between 2 points in a data set and identifying the points
  5,425  extracting phase information using numpy fft
  5,422  Create matrix in a loop with numpy
  5,421  How can I attach a pyplot function to a figure instance?
  5,421  Change dtype of recarray column for object type
  5,420  install numpy.exe silently with batch file in windows
  5,420  How does numpy reshape works?
  5,416  Durbin–Watson statistic for one dimensional time series data
  5,414  Pandas & NumPy on Pythonista iPad App [closed]
  5,412  Using Eigen::Map<Eigen::MatrixXd> as function argument of type Eigen::MatrixXd
  5,412  KL-Divergence of two GMMs
  5,412  How to speed up numpy code
  5,411  Python : ImportError: No module named numpy
  5,410  How to understand numpy strides for layman?
  5,410  Efficient way to combine pandas data frames row-wise
  5,405  Json Encoder AND Decoder for complex numpy arrays
  5,405  I want to use NumPy/SciPy. Should I use Python 2 or 3?
  5,403  Multiple linear regression python
  5,401  Return the int value for a specific column in a pandas data frame
  5,399  Why won't Perceptron Learning Algorithm converge?
  5,398  Initialize empty list with same shape as array
  5,393  Combinatoric / cartesian product of Numpy arrays without iterators and/or loop(s) [duplicate]
  5,392  Efficient outer product in python
  5,390  numpy.polyfit: How to get 1-sigma uncertainty around the estimated curve?
  5,390  How to accelerate matrix multiplications in Python?
  5,390  Creating tz aware pandas timestamp objects from an integer
  5,386  ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all(): Silhouette performance algorithm
  5,386  Numpy: loadtxt() with variable number of columns
  5,382  HDF5-DIAG: Error detected in HDF5 (1.8.11)
  5,382  Group by max or min in a numpy array
  5,381  Top n rows in a matrix?
  5,380  Take average of columns in a numpy array
  5,380  sklearn dimensionality issues ''Found array with dim 3. Estimator expected <= 2''
  5,378  how to get the gaussian filter?
  5,376  Should I use `readinto` method of python file or not?
  5,374  Saving dictionaries to file (numpy and Python 2/3 friendly)
  5,373  library path for
  5,370  Round/Approximate a float number to 3 decimal place in Python pandas DataFrame
  5,369  convert strings in list to float
  5,367  Poisson confidence interval with numpy
  5,366  Python - TypeError: object of type 'numpy.int32' has no len()
  5,366  performing outer addition with numpy
  5,365  How to read and write to CSV Files in Python
  5,365  Converting numpy arrays of arrays into one whole numpy array
  5,365  calculating distance matrix of a given row-wise vector matrix
  5,363  Efficient way to find null values in a dataframe
  5,362  Matplotlib normalize colorbar (Python)
  5,362  Check for array - is value contained in another array?
  5,360  numpy.loadtxt gives ''not iterable'' error
  5,359  numpy around/rint slow compared to astype(int)
  5,358  Python/Numpy - Get Index into Main Array from Subset
  5,358  python np.c_ error''CClass object is not callabel''
  5,357  Python: How can I force 1-element NumPy arrays to be two-dimensional?
  5,357  Numpy mask based on if a value is in some other list
  5,356  why OpenCV cv2.resize gives different answer than MATLAB imresize?
  5,354  Pythonpath is still ignored and unable to install locally with pip
  5,352  python: numpy list to array and vstack
  5,347  How to extract the bits of larger numeric Numpy data types
  5,346  Set Union in pandas
  5,341  Quantile/Median/2D binning in Python
  5,341  Calculate min of rows ignoring NaN values
  5,340  Matplotlib: align origin of right axis with specific left axis value
  5,337  Generating a probability from a pdf?
  5,333  Python pandas insert long integer
  5,333  Deleting Zeros from Numpy Array in Python
  5,331  python why use numpy.r_ instead of concatenate
  5,329  Python sklearn: Numpy Conversion Error during scaling
  5,327  Setting the axes tick values of a seaborn jointplot
  5,325  how to find minimum/maximum values axis by axis in numpy array
  5,324  How to read complex numbers from file with NumPy?
  5,323  Scipy Sparse - distance matrix (Scikit or Scipy)
  5,323  IndexError: boolean index did not match indexed array along dimension 1; dimension is 3 but corresponding boolean dimension is 10
  5,323  Find multiple values within a Numpy array
  5,322  simple numpy.sum raises ValueError: 'axis' entry is out of bounds
  5,321  Replace an element in a numpy array at specific index
  5,321  DLL load failed - not a valid Win32 application - with NumPy
  5,316  Calculating distance between *multiple* sets of geo coordinates in python
  5,314  Which pip is with which python?
  5,314  Combining logic statements AND in numpy array
  5,312  Numpy Matrix to tkinter Canvas
  5,311  python imshow grayscale static color values
  5,309  Is there a MATLAB accumarray equivalent in numpy?
  5,304  How to configure color when convert CV2 numpy array to QImage?
  5,302  Resolving PyDev Unresolved imports regarding numpy & sklearn
  5,301  a simple, matlab-like way of finding the null space of a small matrix in numpy (and number formatting) [duplicate]
  5,300  What's wrong with my PCA?
  5,300  Reading h264 stream in Python
  5,298  numpy.where: TypeError: invalid type promotion
  5,298  Get minimum point(s) of numpy.poly1d curve
  5,297  Nearest Neighbor Search in Python without k-d tree
  5,294  Swap Array Data in NumPy
  5,294  Selecting dictionary items by key efficiently in Python
  5,294  Python Error: 'numpy.float64' object has no attribute 'append'
  5,290  Pandas: ValueError - operands could not be broadcast together with shapes
  5,290  How to store an array in hdf5 file which is too big to load in memory?
  5,290  counting objects using scikit-image label
  5,284  How to bin a 2D array in numpy?
  5,281  Smoothing online data on Python with savgol_filter from scipy.signal library
  5,281  Pickle file size when pickling numpy arrays or lists
  5,280  Pandas series case-insensitive matching and partial matching between values
  5,277  Trouble reading nested JSON in pandas dateframe
  5,277  numpy.array of an ''I;16'' Image file
  5,276  Error with OMP_NUM_THREADS when using dask distributed
  5,273  Numpy read big-endian data: data type format
  5,271  Re-scaling outputs from a Keras model back to original scale
  5,270  Using numpy.cov on a vector yields NANs
  5,270  How to shade region under a function in octave?
  5,266  Pass user built json encoder into Flask's jsonify
  5,265  How to extract a sub-array in numpy efficiently?
  5,265  faster way to append value
  5,265  convert list and list of lists to scipy sparse arrays
  5,259  Why is cv2.projectPoints not behaving as I expect?
  5,259  Ipython / pylab / matplotlib plotting error
  5,259  Efficient pairwise DTW calculation using numpy or cython
  5,257  Python: Cosine similarity between two large numpy arrays
  5,257  How does numpy.reshape() with order = 'F' work?
  5,255  Missing interpolate in scipy 0.17
  5,251  Python: AttributeError: '''numpy.float64' object has no attribute 'tanh'''
  5,250  Link MKL to an installed Numpy in Anaconda?
  5,249  python: import numpy as np from outer code gets lost within my own user defined module
  5,248  numpy merge sorted array to an new array?
  5,248  Multiplying every element of one array by every element of another array
  5,246  Python OpenCV : inverting colors in a numpy image array
  5,245  getting the image from VideoCapture object using read()
  5,245  Extract items from array: between given values/conditions
  5,244  How to fill upper triangle of numpy array with zeros in place?
  5,244  How do I convert a django QuerySet to numpy record array?
  5,243  Are numpy's basic operations vectorized, i.e. do they use SIMD operations?
  5,241  Identify contiguous regions in 2D numpy array
  5,241  How to convert NumPy array image to TensorFlow image?
  5,240  Doing arithmetic with up to two decimal places in Python?
  5,238  Keras: ValueError: decode_predictions expects a batch of predictions
  5,238  how can I flatten an 2d numpy array, which has different length in the second axis?
  5,237  Python Numpy: Extracting a row from an array
  5,237  Creating a new array having logarithmic values of elements in another array in Python
  5,235  how to calculate the estimated joint probability distribution for the red and green pixels only in a png image?
  5,234  Converting a matrix created with MATLAB to Numpy array with a similar syntax
  5,233  Python: memory error while changing data type from integer to float
  5,233  how to change pixel value in a numpy array
  5,230  CV_8UC1 (Error-215) in function adaptiveThreshold
  5,230  creating a numpy array of arrays while looping (Python)
  5,229  Numpy.eig and the percentage of variance in PCA
  5,228  Test for statistically significant difference between two arrays
  5,228  Python linspace limits from two arrays
  5,227  Using numpy/scipy to identify slope changes in digital signals?
  5,227  combining 2D arrays to 3D arrays
  5,226  Python/Numpy - Masked Arrays are Very Slow
  5,221  building an nxn matrix in python numpy, for any n
  5,219  A python function that accepts as an argument either a scalar or a numpy array
  5,218  Creating same random number sequence in Python, NumPy and R
  5,215  Serialize a tuple of numpy arrays
  5,214  Fastest way to cast all dataframe columns to float - pandas astype slow
  5,213  Numpy array, fill empty values for a single column
  5,213  Calculate numpy.std of each pandas.DataFrame's column?
  5,212  Is numpy+mkl faster than numpy?
  5,211  save dataframe.hist() to a file
  5,211  read an ascii file into a numpy array
  5,211  MatPlotLib, datetimes, and TypeError: ufunc 'isfinite' not supported for the input types…
  5,211  Extract blocks or patches from NumPy Array
  5,209  Python openCV 2.4.3 cv2.SolvePnP error
  5,207  Randomly split a numpy array
  5,207  Finding min and max and other functions, pandas series
  5,205  Speeding up reading of very large netcdf file in python
  5,205  Problems install SciPy
  5,205  computing z-scores for 2D matrices in scipy/numpy in Python
  5,204  sum parts of numpy.array
  5,204  Can Django work well with pandas and numpy?
  5,203  Python Pyinstaller 3.1 Intel MKL FATAL ERROR: Cannot load mkl_intel_thread.dll
  5,202  uploading data using Numpy.genfromtxt with multiple formats
  5,202  Python one hot vector encoding
  5,201  using SciPy to integrate a function that returns a matrix or array
  5,201  plt.hist() vs np.histogram() - unexpected results
  5,199  Python: Index an array using the colon operator in an arbitrary dimension
  5,195  Why ndimage.label(image) labels extra shapes among the considered ones?
  5,195  numpy arange: how to make ''precise'' array of floats?
  5,195  increasing float-point numbers accuracy [closed]
  5,193  Reshape 1d array to 3d array numpy
  5,193  Is there a numpy.where() equivalent for row-wise operations?
  5,191  np.ndarray with Periodic Boundary conditions
  5,190  Using numpy.apply
  5,188  python - saving numpy array to a file (smallest size possible)
  5,187  Extract array from arrays of arrays
  5,186  name 'datasets' is not defined
  5,185  Fast Fourier Transform using NumPy: why it looks like this?
  5,185  DataConversionWarning fitting RandomForestRegressor in Scikit
  5,183  Python numpy : ''Array is too big''
  5,183  Create closed polygon from boundary points
  5,181  remove zeros from nparray efficiently
  5,181  Installing pygame on ubuntu
  5,181  How to use numpy in optional typing
  5,178  What does the numpy.linalg.norm function?
  5,178  numpy vstack throwing dimension error
  5,178  Numpy 4x3 matrix LinAlgError: 1-dimensional array given. Array must be at least two-dimensional
  5,177  Permanently remove something from python sys.path
  5,175  UnicodeDecodeError: 'ascii' codec can't decode byte 0xe6 in position 1206: ordinal not in range(128)
  5,175  Numpy fastest 3D to 2D projection
  5,175  Flattening and unflattening a nested list of numpy arrays
  5,174  matplotlib 1.4.2 with Seaborn: line markers not functioning
  5,174  How to sum up a column in numpy
  5,173  TensorFlow ValueError Dimensions are not compatible
  5,173  Producing 2D perlin noise with numpy
  5,173  Overflow Error in Neural Networks implementation
  5,171  Computing a power spectrum
  5,169  In PyInstaller, Why Won't NumPy.Random.Common Load as a Module?
  5,169  How to convert Nifti file to Numpy array?
  5,168  Map a NumPy array of strings to integers
  5,168  How to remove frequency from signal
  5,167  End ticks in colorbar - matplotlib
  5,166  Numbers logarithmically spaced between two floats in numpy
  5,164  Find the non-intersecting values of two arrays
  5,163  Detrending a time-series of a multi-dimensional array without the for loops
  5,163  convert text columns into numbers in sklearn
  5,162  Comparing two large lists in python
  5,160  Solving Matrix Differential Equation in Python using Scipy/Numpy- NDSolve equivalent?
  5,160  Slow Stochastic Implementation in Python Pandas
  5,160  python error : ''TypeError: only length-1 arrays can be converted to Python scalars''
  5,160  Add values to a Scipy sparse matrix with indexes and values
  5,157  Python SciPy IndexError: the length of bounds is not compatible with that of x0
  5,157  Fitting and Plotting Lognormal
  5,157  Find multiple maximum values in a 2d array fast
  5,154  What does ''an intermediate result is being cached'' mean?
  5,154  Simple Linear Regression in Python
  5,154  Geometric median of multidimensional points
  5,153  Index Python List with Numpy Boolean Array
  5,153  Handling HUGE numbers in numpy or pandas
  5,153  Efficient way to create a diagonal sparse matrix
  5,153  Danger of mixing numpy matrix and array
  5,153  Can't run pip: UnicodeDecodeError
  5,153  2D Numpy array to HTML table?
  5,152  Drawing lines between pairs in Python
  5,152  Contour plot of image gives: TypeError Input must be 2D array error
  5,151  Find location of image inside bigger image
  5,151  Check if two numpy arrays are identical
  5,150  Element-wise power of scipy.sparse matrix
  5,148  Making Plot of Numpy Array Values
  5,148  Loading a date in Numpy genfromtxt
  5,145  Python pandas - new column's value if the item is in the list
  5,143  How do you create a numpy vertical arange?
  5,143  How can I check if my installed numpy is compiled with SSE/SSE2 instruction set?
  5,142  numpy array divide column by vector
  5,141  Python delete row in numpy array
  5,139  Index a numpy array with another array
  5,139  Elementwise if elif function in python using arrays
  5,133  Zero Padding a 3d Numpy array
  5,129  Numpy dtype for list with mixed data types
  5,124  merge 2D array into a list python
  5,123  Theano conv2d and max_pool_2d
  5,123  numpy: savetxt Mismatch between array dtype ('int32') and format specifier ('%d')
  5,122  How to do feature extraction using Gabor filter?
  5,121  Invalid number of arguments in equation
  5,119  ValueError: operands could not be broadcast together with shapes
  5,118  How to convert image which mode is ''1'' between PIL and numpy?
  5,117  Problems on how to transpose single column data in python
  5,116  transform the upper/lower triangular part of a symmetric matrix (2D array) into a 1D array and return it to the 2D format
  5,116  python - matplotlib - polar plots with angular labels in radians
  5,115  Save Confusion Matrix in Python SKLEARN
  5,115  Create empty 3D numpy array and append it with each new given value
  5,113  Best way to create a 2D Contour Map with Python
  5,112  Find likeliest periodicity for time series with numpy's Fourier Transform?
  5,111  What are the rules for comparing numpy arrays using ==?
  5,111  Using Numpy's random.choice to randomly remove item from list
  5,108  MATLAB-like array indexing with Numpy [duplicate]
  5,107  numpy filter points within bounding box
  5,106  value error when using numpy.savetxt
  5,105  numpy save an array of different types to a text file
  5,104  pandas diff() giving 0 value for first difference
  5,101  How to get orthogonal distances of vectors from plane in Numpy/Scipy?
  5,100  Convert array of lists to array of tuples/triple
  5,099  Matplotlib - Plot multiple lines on the same chart [duplicate]
  5,096  Var(x) and cov(x, x) don't give the same result in numpy
  5,096  Concatenate numpy array within a for loop
  5,095  Stacking copies of an array/ a torch tensor efficiently?
  5,095  Replace values in specific columns of a numpy array
  5,094  How to recover a numpy array from npy.gz file
  5,094  Controlling alpha value on 3D scatter plot using Python and matplotlib
  5,094  Calculate overlap area of two functions
  5,092  Matrix multiplication with Numpy
  5,091  python: TypeError: Not implemented for this type
  5,086  Returning groups of correlated columns in pandas data frame
  5,086  Python Pandas drop columns based on max value of column
  5,080  fastest way to use numpy.interp on a 2-D array
  5,077  How to add leading zero formatting to string in Pandas?
  5,076  Resize NumPy array to smaller size without copy
  5,076  AttributeError: 'OLSResults' object has no attribute 'norm_resid'
  5,074  Installing Pandas for Python 2.7 64 bit - Error unable to find vcvarsall.bat
  5,073  Easiest way to generate random int64 array in numpy?
  5,072  Python, scale float range [0,1) to [min, max)
  5,071  Creating a special matrix in numpy
  5,070  Display a numpy array in Kivy
  5,070  Concatenate all rows of a numpy matrix in python
  5,064  Python Logarithm Function
  5,064  Add multiple columns to a Pandas dataframe quickly
  5,061  ''Too many values to unpack'' in numpy histogram2d
  5,061  python: bandpass filter of an image
  5,060  Comparing Python, Numpy, Numba and C++ for matrix multiplication
  5,059  How do I maintain row/column orientation of vectors in numpy?
  5,059  Error when indexing with 2 dimensions in NumPy
  5,058  Numpy - assign column data types (dtype) to existing array
  5,055  Rounding in numpy?
  5,055  Drawing floating numbers with [0, 1] from uniform distribution by using numpy
  5,054  Remove double and single square brackets from text file generated from python [closed]
  5,053  Importing of 3D STL Image in Python (ImportError: No module named ascii)
  5,053  How to compute orthogonal vector in python?
  5,052  Numpy - asarray of a list, dimension not automatically set in the vector
  5,051  mrdivide function in MATLAB: what is it doing, and how can I do it in Python?
  5,050  Time Series using numpy or pandas
  5,050  Fill matrix diagonal with different values for each python numpy
  5,048  Tensor to numpy array
  5,048  Sliding window iterator using rolling in pandas
  5,048  pickle faster than cPickle with numeric data?
  5,047  How can I create a numpy .npy file in place on disk?
  5,043  Error while Installing Numpy
  5,042  Simple Mandelbrot set in Python
  5,042  Generating the coefficients of a Chebyshev polynomial in Python
  5,041  Logarithmic 2D - Histogram using matplotlib
  5,041  Fast rolling-sum for list of data vectors (2d matrix)
  5,040  Numpy: ImportError: cannot import name TestCase
  5,040  How to build a chi-square distribution table
  5,040  delete every nth row or column in a matrix using Python
  5,038  NumPy boolean array warning?
  5,037  numpy array module is not defined
  5,036  How do I display dates when plotting in matplotlib.pyplot?
  5,035  Can some one explain me what does np.log do?
  5,031  Rounding values in a numpy array resulting from matrix calculation
  5,031  Filtering even numbers in python [closed]
  5,028  Elementwise aggregation (average) of values in a list of numpy arrays with same shape [duplicate]
  5,024  What is the easiest way to convert ndarray into cv::Mat?
  5,020  Using mkl_set_num_threads with numpy
  5,020  Find local minima and maxima simultanously with scipy.signal.argrelextrema
  5,017  How slice Numpy array by column value
  5,017  Basemap draw line between latitude longitude
  5,016  What does numpy.max function do?
  5,016  Find common elements in 2D numpy arrays
  5,016  Compress/Zip numpy arrays in Memory
  5,014  how to mask the specific array data based on the shapefile
  5,014  How to do Matrix product of two Data Frames in Panda?
  5,014  Error by import numpy: undefined symbol
  5,013  How to construct an np.array with fromiter
  5,012  Pickle: file or directory not found
  5,012  How to find negative elements in a multidimensional array? Use .any() .all() correctly
  5,010  Why is this numpy array too big to load?
  5,010  Resize 3D stack of images in Python
  5,008  Iterate over columns of a NumPy array and elements of another one?
  5,008  How to fit a polynomial with some of the coefficients constrained?
  5,007  Current best method for wrapping Modern Fortran code with Python
  5,007  audioop.rms() - why does it differ from normal RMS?
  5,005  How to export numpy ndarray to a string variable?
  5,004  Visualizing a multivariate normal distribution with numpy and matplotlib in 3 Dimensions
  5,003  How can I get the exponent of each number in a np.array?
  5,001  pandas: Get combination of columns where correlation is high
  4,999  Python 2D list performance, without numpy
  4,994  Display an numpy array with PIL
  4,993  Searching a sequence in a NumPy array
  4,993  NumPy in IDLE (Python 3.3.2) on Mac OSx 10.8
  4,993  Installing seaborn on Docker Alpine
  4,992  Replacing Nones in a python array with zeroes
  4,992  How to set an numpy array image on a QWidget using PyQt5
  4,992  fastest way to find euclidean distance in python
  4,990  plotting the eigenvector of covariance matrix using matplotlib and np.linalg
  4,990  How to find zero crossings with hysteresis?
  4,987  using newaxis in Python
  4,987  Calculating XIRR in Python
  4,986  What is Numpy equivalence of dataframe.loc() in Pandas
  4,986  numpy in Python 3.6: Importing the multiarray numpy extension module failed
  4,984  How to determine regions of pixels with a shared value using PIL
  4,984  Bug or meant to be: numpy raises ''ValueError: too many boolean indices'' for repeated boolean indices
  4,983  Speed up python's struct.unpack
  4,982  Stocking large numbers into numpy array
  4,979  Stacking arrays in numpy using vstack
  4,978  finding nearest items across two lists/arrays in Python
  4,977  Converting numpy array to a list [closed]
  4,976  You must feed a value for placeholder tensor 'Placeholder_1' with dtype float
  4,975  Scipy rankdata reverse highest to lowest
  4,975  Python scatter plot with numpy-masked arrays
  4,974  install numpy for python 3.4 in ubuntu [duplicate]
  4,973  ValueError: shapes (20,1) and (2,1) not aligned: 1 (dim 1) != 2 (dim 0)
  4,972  Running median of y-values over a range of x
  4,972  MemoryError on large merges with pandas in Python
  4,972  How to multiply element by element between matrices in Python?
  4,972  How to force polyfit with second degree to a y-intercept of 0
  4,966  how to get multiple column from python numpy array
  4,963  Numpy: Get rectangle area just the size of mask
  4,963  lightweight alternative for pandas
  4,962  How can I access output embedding(output vector) in gensim word2vec?
  4,960  split array rows into columns from commas
  4,960  Numpy load in Jupyter notebook ''IOPub data rate exceeded.''
  4,959  Pandas: Cannot convert type <class 'pandas.tseries.index.DatetimeIndex'> to Timestamp
  4,958  Least square method in python [closed]
  4,958  Efficient cython file reading, string parsing, and array building
  4,956  Python/Numpy: Divide array
  4,956  How to feed input with changing size in Tensorflow
  4,955  pytesseract shows '' 'str' object has no attribute 'save' '' error
  4,955  How to compute laplacian of a field?
  4,953  PySpark - Create DataFrame from Numpy Matrix
  4,952  What do the > < signs in numpy dtype mean?
  4,952  Python Pseudo-Voigt fit experimental data
  4,950  How to generate random numbers in specyfic range using pareto distribution in Python
  4,948  Why the installed numpy in my system does not have matmul?
  4,948  Function to replace NaN values in a dataframe with mean of the related column
  4,947  Selecting indices for a 2d array in numpy
  4,947  Python memory mapping
  4,945  Transpose a 1-dimensional array in Numpy without casting to matrix
  4,944  Python - List comphrehension with test to avoid division by zero
  4,943  Numeric integration in numpy
  4,936  delete specific rows from csv using pandas
  4,935  Faster way to transform group with mean value in Pandas
  4,933  Is there a faster way to search a numpy array
  4,931  Np array dot product of vector and array
  4,930  Trim / strip zeros of a numpy array
  4,930  Scipy Fast 1-D interpolation without any loop
  4,929  quickest way to to convert list of tuples to a series
  4,929  Python find the indexes of a list given a condition
  4,927  ValueError: matrices are not aligned
  4,925  concatenate and remove duplicate element from numpy arrays
  4,925  Binarize integer in a pandas dataframe
  4,922  How to Solve Numba Lowering error?
  4,920  Reading numbers from a text file in python
  4,919  Softmax function of a numpy array by row
  4,919  Shape of list with numpy arrays
  4,919  RandomForestClassifier Error: Number of features must match input
  4,917  Sharing numpy arrays in python multiprocessing pool
  4,917  Python - replace masked data in arrays
  4,917  Can I make random mask with Numpy?
  4,915  h5py: how to read selected rows of an hdf5 file?
  4,912  find the length of the longest consecutive series of numbers [duplicate]
  4,912  Coverting Back One Hot Encoded Results back to single Column in Python
  4,910  Pythonic way to test if a row is in an array
  4,910  Failed building wheel for numpy pandas
  4,909  Python - SystemError: NULL result without error in PyObject call
  4,908  Fill missing timeseries data using pandas or numpy
  4,907  How to set multiple columns in a 2D numpy array without for-loop?
  4,907  How do you rotate the numbers in an numpy array of shape (n,) or (n,1)?
  4,907  Element-wise constraints in scipy.optimize.minimize
  4,906  TypeError: return arrays must be of ArrayType
  4,905  NumPy percentile function different from MATLAB's percentile function
  4,905  np.reshape returns error 'ValueError: total size of new array must be unchanged'
  4,904  Exponential decay curve fitting in numpy and scipy
  4,904  After calculating a tensor, how can I show it as a image?
  4,903  Double Summation in Python
  4,901  When creating a Python bytearray from NumPy array, where does the extra data come from?
  4,900  How do I quickly check if all elements of numpy array are floats?
  4,897  Reinstalling numpy on OS X using pip - ''can’t be modified or deleted because it’s required by OS&nbsp;X''
  4,897  Deleting masked elements in numpy array
  4,896  Python code to produce diagonal matrix with 1 above the main diagonal
  4,896  Interpreting (and comparing) output from numpy.correlate
  4,896  concatenating two multidimensional arrays in numpy
  4,896  Adding rows to an empty 2D NumPy array
  4,895  ProgrammingError: (psycopg2.ProgrammingError) can't adapt type 'numpy.ndarray'
  4,894  XGBoostError: b'[19:12:58] src/metric/ Check failed: (preds.size()) == (info.labels.size()) label size predict size not match'
  4,893  Delete an element from numpy array
  4,890  Weighted random sample without replacement in python
  4,889  fastest way to arrange data in python numpy based on list
  4,888  numpy append changes int to float and adds zeros
  4,888  Compute Jaccard distances on sparse matrix
  4,888  Append a column to a dataframe in Pandas
  4,887  How do I split an ndarray based on array of indexes?
  4,887  Euclidean distance with weights
  4,886  plot selected rows of numpy array
  4,884  Converting Pandas Dataframe types
  4,883  Pandas DataFrame with MultiIndex to Numpy Matrix
  4,880  Python / Numpy AttributeError: 'float' object has no attribute 'sin'
  4,878  pycuda._driver import error (Windows)
  4,878  numpy array to permutation matrix
  4,877  Sorting a pandas series in absolute value [duplicate]
  4,874  Normalizing audio signal
  4,873  Skip every nth index of numpy array
  4,873  Add rate of change to Pandas DataFrame
  4,872  Why is my python/numpy example faster than pure C implementation?
  4,869  How to generate random numbers to satisfy a specific mean and median in python?
  4,869  FFT in Numpy (Python) when N is not a power of 2
  4,869  Extract specific values from array in Python
  4,866  kmeans with L1 distance in python
  4,864  Numpy append to an empty array
  4,864  How to get numpy arrays indexing equivalent in pandas data frame?
  4,863  TypeError: 'numpy.float64' object cannot be interpreted as an integer
  4,863  Terminology: Python and Numpy - `iterable` versus `array_like`
  4,861  Passing array range as argument to a function?
  4,861  Integrating functions that return an array in Python
  4,860  Reducing numpy memory footprint in long-running application
  4,860  Interpreting feature importance values from a RandomForestClassifier
  4,859  matplotlib contour input array order
  4,856  Numpy: constructing a 3D array from a 1D array
  4,856  np.savetxt does not appear to work for n-d arrays
  4,856  How to multiply the complex elements by float numbers in numpy?
  4,854  Interleave rows of two numpy arrays in Python
  4,854  check if two vectors are equal python
  4,853  Open / load image as numpy ndarray directly
  4,853  Fitting a Gaussian to a set of x,y data
  4,853  Cython and numpy speed
  4,851  Faster way to count number of string occurrences in a numpy array python
  4,846  Numpy.genfromtxt method works in windows but not Linux
  4,844  Overflow warnings when performing multiply on numpy masked arrays
  4,844  Fourier Transform of Sine Waves with Unexpected Results
  4,843  rpy2: Converting a data.frame to a numpy array
  4,843  python key value list to panda series
  4,843  Networkx: Differences between pagerank, pagerank_numpy, and pagerank_scipy?
  4,842  Matrix multiplication. Python
  4,842  Calculating cumulative returns in Numpy, problem with array indices
  4,841  How can I fit a cosine function?
  4,840  Split of numpy array into unequal chunks
  4,833  Numpy/Python: Array iteration without for-loop
  4,833  Geometric mean applied on row
  4,832  How to handle log(0) when using cross entropy
  4,832  AttributeError: 'Add' object has no attribute 'log' Python
  4,831  Opening Images as Arrays
  4,827  Using multi-threading to process an image faster on python?
  4,827  Is it possible to np.concatenate memory-mapped files?
  4,826  Can't save a dict to mat file
  4,825  How can we join two columns of a numpy array into a single column, separating the values by a space?
  4,824  return numpy array in cython defined c function
  4,824  Matplotlib Scatter plot with numpy row index as marker
  4,824  Matplotlib 3D Bar chart: axis issue
  4,823  Replacing RGB values in numpy array by integer is extremely slow
  4,823  Remove leading and trailing zeros from multidimensional list in Python [closed]
  4,823  How to plot grad(f(x,y))?
  4,821  Fill numpy array by rows
  4,821  Converting pandas dataframe into list of tuples with index
  4,818  numpy on multicore hardware
  4,818  Int too large to convert to C long while doing .astype(int)
  4,817  ImportError: No module named numpy on Ubuntu after Numpy Installation
  4,817  Building a Transition Matrix using words in Python/Numpy
  4,813  Saving a 3D numpy array to .txt file
  4,813  Indexing NumPy 2D array with another 2D array
  4,809  numpy loadtxt ValueError: invalid literal for float()
  4,809  Is convolution slower in Numpy than in Matlab?
  4,809  How do you create numpy.datetime64 object from a unix timestamp and set the timezone to UTC?
  4,808  Image to matrix using python
  4,808  Find nearest neighbors of a numpy array in list of numpy arrays using euclidian distance
  4,807  cimport gives fatal error: 'numpy/arrayobject.h' file not found
  4,806  Mask 2D numpy array
  4,804  Numpy DeprecationWarning on boolean indexing
  4,804  FutureWarning: Method .ptp
  4,802  Storing datetime in numpy array
  4,801  Converting a PIL image to skimage?
  4,800  Which columns are binary in a Pandas DataFrame?
  4,800  Overflow in numpy
  4,796  Numpy does treat float('nan') and float differently - convert to None
  4,796  How to flatten a numpy ndarray along axis?
  4,795  scipy.optimize solution using python for the following equation
  4,792  Convert dtype of a specific column in a numpy array [duplicate]
  4,791  Numpy : can't build a 2-D array of tuples
  4,791  Convert string to numpy array of strings
  4,790  Pandas unit testing: How to assert equality of NaT and NaN values?
  4,790  Mapping function across numpy matrix
  4,787  Keras: concatenating model flattened output with vector
  4,786  Python: how to convert a string array to a factor list
  4,785  Slicing n-dimensional numpy array using list of indices
  4,785  How to decide threshold value in SelectFromModel() for selecting features?
  4,785  How to apply a binary classifier in Scikit learn when attributes are string (not int or float)
  4,785  Creating new pandas DataFrame from existing DataFrame and index
  4,782  how to pass an array from c++ to python function and retrieve python returned array to c++
  4,781  Python 2d grid : Assigning values to coordinates in the grid
  4,781  Pandas DataFrame check if column value exists in a group of columns
  4,779  Pickling error: Can't pickle <type 'function'>
  4,777  Passing a set of NumPy arrays into C function for input and output
  4,776  TypeError: 'numpy.ndarray' object is not callable
  4,776  back substitution in python
  4,773  Python Pandas: 'numpy.ndarray' object has no attribute 'apply'
  4,773  How to add dimension to a tensor using Tensorflow
  4,772  Time-series averaging in numpy/python
  4,770  Interpolating a closed curve using scipy
  4,769  Scale(or normalize) an array like this in numpy?
  4,769  Considerations for using ReLU as activation function
  4,766  Numpy: Index 3D array with index of last axis stored in 2D array
  4,765  Numpy's delete not working
  4,764  only one element in numpy array shape [duplicate]
  4,763  IndexError: only integers, slices (`:`), ellipsis (` ... `), numpy.newaxis (`None`) and integer or boolean arrays are valid indices using skfeature
  4,762  numpy.ndarray' object is not callable - Using Pandas
  4,761  Python: inverse empirical cumulative distribution function (ECDF)?
  4,760  Numpy getting in the way of int -> float type casting
  4,760  How to concatenate images of different shapes using python and opencv?
  4,759  FInd all intersections of xy data point graph with numpy?
  4,758  How to add a calculated/computed column in numpy?
  4,756  python - check if nan float in dictionary
  4,755  Is there a way to make numpy.argmin() as fast as min()?
  4,755  Installing Numpy on Fedora 19 with pip
  4,754  How can i store a list within a numpy 2d array?
  4,753  The random number generator in numpy
  4,753  Poisson Distribution fit
  4,750  How do you compute the expected value of an infinite distribution? (particularly in python)
  4,750  Cannot import name StringIO when importing dateutil
  4,749  Are element-wise operations faster with NumPy functions than operators?
  4,748  Python 2.7 NameError: name 'ax1' is not defined
  4,747  IndexError: too many indices for array while plotting ROC curve with scikit-learn?
  4,746  Importing data with numpy.loadtxt: No delimiters but fixed column width
  4,746  How to use pandas dataframes and numpy arrays in Rpy2?
  4,744  Python PIL bitmap/png from array with mode=1
  4,744  Correlation matrix in NumPy with NaN's
  4,743  Randomly shuffle a sparse matrix in python
  4,743  Python Numpy: replace values in one array with corresponding values in another array
  4,742  Shuffle one column in pandas dataframe
  4,742  Creating Numpy Matrix from pyspark dataframe
  4,740  Cant import numpy on mac OSX mountain lion
  4,739  best way to create numpy array from FOR loop
  4,734  Pip doesn't know where numpy is installed
  4,731  How you create a datetime index in pandas
  4,730  Numpy Array Set Difference [duplicate]
  4,727  Calculating mean vector for multivariate normal distribution python
  4,726  What's the time complexity of indexing a numpy array directly
  4,725  Fastest way to convert a Numpy array into a sparse dictionary?
  4,725  Change subplot size in python matplotlib
  4,723  Python: How to read a data file with uneven number of columns
  4,722  Dividing matplotlib histogram by maximum bin value
  4,721  Python invert binary image; .invert() fails
  4,721  numpy.loadtxt ValueError: too many values to unpack
  4,721  Check if a large matrix is diagonal matrix in python
  4,720  Printing full array properly
  4,720  Multiplying 3D matrix with 2D matrix
  4,720  Colon, None, slice(None) in numpy array indexers
  4,720  Bivariate Gaussian density function in Numpy and Matplotlib [closed]
  4,719  element wise test of numpy array is numeric
  4,717  How to save numpy ndarray as .csv file?
  4,717  comparing columns pandas python
  4,716  Why am I getting ''AttributeError: 'tuple' object has no attribute 'savefig'''?
  4,715  Index for the end of a numpy array
  4,714  why does pandas rolling use single dimension ndarray
  4,714  Something wrong with my fft() in python
  4,714  Calling Numpy and scikit-learn from C#
  4,712  Setting Data Types with Matplotlib and csv2rec
  4,712  Rescale a numpy array
  4,711  Scipy leastsq: fitting a square grid to experimental points in 2D
  4,710  Convert Multidimensional array string to float in python
  4,706  Is there a better way to convert 'object' type array to numpy array by replacing 'na' with mean? [duplicate]
  4,704  Reshaping arrays in an array of arrays
  4,704  Numpy - ValueError: cannot set an array element with a sequence
  4,703  Splitting strings in an array in python
  4,702  Elegant expression for row-wise dot product of two matrices
  4,700  ImportError: numpy.core.multiarray failed to import on windows [duplicate]
  4,699  Reading .grd file in Python
  4,699  Convert float64 to int64 using ''safe''
  4,698  Iterate and modify array with NumPy
  4,697  How to remove exponential (scientific notation) when printing NumPy array alements?
  4,696  draw csv file data as a heatmap using numpy and matplotlib
  4,695  Select N evenly spaced out elements in array, including first and last
  4,695  OpenCV in Python - Manipulating pixels
  4,694  Vectorize over the rows of an array
  4,694  import numpy not working in IDLE
  4,690  orthogonalize matrix numpy
  4,686  Python: Intersection over Union
  4,686  Efficient swapping of elements in numpy array
  4,684  Difference between numpy.round and numpy.around
  4,683  Improving performance of Cronbach Alpha code python numpy
  4,683  Bifurcation diagram
  4,679  Multithreading on numpy/pandas matrix multiplication?
  4,678  Python Numpy Reshape Error [closed]
  4,678  Normalize numpy arrays from various ''image'' objects
  4,677  Numpy scale 3D array
  4,677  Euclidean distances (python3, sklearn): efficiently compute closest pairs and their corresponding distances
  4,675  Numpy: how I can determine if all elements of numpy array are equal to a number
  4,675  How can I change the value of a masked array in numpy?
  4,675  2D Orthogonal projection of vector onto line with numpy yields wrong result
  4,674  Keras (Numpy Input) TypeError: Error converting shape to a TensorShape: int() argument must be a string, a bytes-like object or a number, not 'tuple'
  4,674  How to include constraint to Scipy NNLS function solution so that it sums to 1
  4,673  In pandas, How to select the rows that contains NaN? [duplicate]
  4,671  Installing Pandas - Visual C++ is required, Unable to find vcvarsall.bat
  4,670  Python: Analysis on CSV files 100,000 lines x 40 columns
  4,668  OpenCV python canny Required argument 'threshold2' (pos 4) not found
  4,667  Tensorflow, how to multiply a 2D tensor (matrix) by corresponding elements in a 1D vector
  4,667  How to install numpy 1.8 dev on Windows?
  4,665  TypeError: only size-1 arrays can be converted to Python scalars
  4,665  Read a float binary file into a 2D array in python
  4,665  Python Remove brackets from arrays [duplicate]
  4,665  plot two seaborn heatmap graphs side by side
  4,664  Ordered Logit in Python?
  4,664  How to replace 'any strings' with nan in pandas DataFrame using a boolean mask?
  4,663  Python: Range or numpy Arange with end limit include
  4,662  Numpy dot product
  4,662  ImportError: DLL load failed: The specified module could not be found for numpy
  4,661  Python: How can I reshape 3D Images (np array) to 1D and then reshape them back correctly to 3D?
  4,661  Is there a Julia analogue to numpy.argmax?
  4,660  How to set precision of numpy float array when converting from string array?
  4,660  How to get current plot's clim in matplotlib
  4,659  Convolution without any padding-opencv Python
  4,658  Pandas vs. Numpy Dataframes
  4,658  Converting a 3D List to a 3D NumPy array
  4,656  numpy reshaping multdimensional array through arbitrary axis
  4,655  Appending a Matrix in Python within loop
  4,654  What is the equivalent of imagesc in OpenCV
  4,654  Set white background for a png instead of transparency with OpenCV
  4,654  genfromtxt in python code for missing columns
  4,653  Improving Numpy speed for Gauss-Seidel (Jacobi) Solver
  4,653  find mean bin values using histogram2d python [duplicate]
  4,652  Numpy Standard Deviation AttributeError: 'Float' object has no attribute 'sqrt'
  4,651  Python ValueError: setting an array element with a sequence
  4,651  Multiple plots in a single matplotlib figure
  4,650  NumPy k-th diagonal indices
  4,650  Calculating pdf of Dirichlet distribution in python
  4,649  How to handle large amouts of data in tensorflow?
  4,649  Finding day of the week for a datetime64
  4,648  How to change the sampling rate of the data
  4,648  first order differences along a given axis in NumPy array
  4,648  Eigenvectors computed with numpy's eigh and svd do not match
  4,647  Finding average of variable in objects python
  4,646  Scipy installation issues from source?
  4,646  How to do contrast stretching in opencv or numpy?
  4,645  Why can't I rig SciPy's constrained optimization for integer programming?
  4,645  Scikit image color filtering and changing parts of image to array
  4,645  Fastest way to get average value of frequencies within range [closed]
  4,644  3D interpolation of NumPy arrays without SciPy
  4,643  Find the intersection of two curves given by (x, y) data with high precision in Python
  4,642  Python: Defining a minimum bounding rectangle
  4,641  Numpy assigning to slice, when is the array copied
  4,641  expected value in python
  4,639  ZeroDivisionError: float division by zero when computing standard deviation
  4,639  numpy version error when importing tensorflow
  4,638  Skip loop if a function is taking too long?
  4,638  passing arguments to a function for fitting
  4,637  numpy read TSV file as ndarray
  4,635  putting numpy ndarray data into pandas
  4,635  'numpy.float64' object is not callable
  4,635  How to test if every element in a numpy array is masked
  4,635  Create a copy and not a reference of a NumPy array
  4,635  Calculating variance of an image python efficiently
  4,633  Stripping whitespaces in a numpy array
  4,633  numpy.random.multivariate_normal(mean, cov[, size])
  4,628  module 'numpy' has no attribute 'dtype'
  4,628  Fast b-spline algorithm with numpy/scipy
  4,627  Faster alternative to perform pandas groupby operation
  4,626  What is the advantage of saving `.npz` files instead of `.npy` in python, regarding speed, memory and look-up?
  4,626  Saving dictionary of header information using numpy.savez()
  4,625  Convert float to int and leave nulls
  4,624  Pandas - fill specific number of rows in a column with one value
  4,623  sklearn: use Pipeline in a RandomizedSearchCV?
  4,623  check if numpy array is subset of another array
  4,622  boost_python3 missing from ubuntu 16.04
  4,618  numpy.disutils.system_info.NotFoundError: no lapack/blas resources found
  4,617  Vectorize/accelerate numpy function with two arguments of different dimensions
  4,617  Python/Numpy - Matrix Multiply a 2D Array and Each Row of another 2D Array
  4,617  openpyxl: a better way to read a range of numbers to an array
  4,617  Numpy: Is there an array size limit?
  4,616  Python: single colon vs double colon
  4,616  Install numpy for Python3 command not found error
  4,614  Writing WAV file using Python, Numpy array and WAVE module
  4,614  pandas shift converts my column from integer to float.
  4,612  taking mean of data read in 'error cannot perform reduce with flexible type' python
  4,611  Wrap slice around edges of a 2D array in numpy
  4,609  Logistic regression: plotting decision boundary from theta
  4,609  How to solve recurrence relations in Python
  4,607  cropping images in python
  4,606  Access data from HDF5 - slice/extract data
  4,605  numpy random not working with seed
  4,603  cv.cvtColor(img, cv.COLOR_BGR2GRAY) doesn't work
  4,603  Adding textual column and row headers to numpy array
  4,600  How to replace all negative numbers in an array with zero [duplicate]
  4,600  Alternatives to nested numpy.where for multiconditional pandas operations?
  4,599  Converting numpy datetime64 to long integer and back
  4,597  How to generate a sphere in 3D Numpy array
  4,596  python - name of np array variable as string
  4,596  NumPy/SciPy FFT for voltage/time data
  4,595  Adding a column in front of a numpy array
  4,594  Missing required dependencies ['numpy'] in AWS Lambda after installing numpy into directory, how to fix?
  4,593  Why doesn't numpy determinant return a Fraction when given a Fraction matrix?
  4,593  Vectorize integration of pandas.DataFrame
  4,593  Use sparse Input in Keras with Tensorflow
  4,593  Keras fitting ignoring nan values
  4,593  Iterating over multidimensional arrays(images) with numpy array - python
  4,592  Numpy: understanding the numpy array concept for row names
  4,591  Save tuple of numpy arrays to disk?
  4,590  How to efficiently convert Matlab engine arrays to numpy ndarray?
  4,589  Module has no Attribute ''Arrange'' [closed]
  4,589  Could not locate executable f95, f77, xlf, ifc, g77
  4,589  converting numpy array into dictionary
  4,589  Apply log2 transformation to a pandas DataFrame
  4,587  Numpy.argsort - can't see what's wrong
  4,586  Why is a `for` over a Python list faster than over a Numpy array?
  4,586  Scipy.optimize.minimize SLSQP with linear constraints fails
  4,586  Making np.loadtxt work with multiple possible delimiters
  4,585  Histogram datetime objects in Numpy
  4,584  Adding an array to the end of another Python
  4,583  Specifying targets for intersphinx links to numpy, scipy, and matplotlib
  4,583  Area intersection in Python
  4,579  installing numpy and pip for python 2.7.6
  4,579  How to view an RGB image with pylab
  4,579  Can python do a gaussian fitting and extrapolation?
  4,578  Equidistant points between two points?
  4,577  KMeans in Python: ValueError: setting an array element with a sequence
  4,577  append some value to integer array in python
  4,576  Numpy stack with unequal shapes
  4,574  How to put complex into a numpy's array?
  4,573  ValueError: x and y must have the same first dimension
  4,572  NumPy ndarray.all() vs np.all(ndarray) vs all(ndarray)
  4,571  Numpy array slicing using colons
  4,571  Getting {ValueError} 'a' must be 1-dimensoinal for list of lists from np.random.choice
  4,570  Error when trying to sum an array by block's
  4,568  sort a string array using numpy
  4,565  Is zip() the most efficient way to combine arrays with respect to memory in numpy?
  4,564  OSX installing numpy via brew for python3
  4,563  numpy.array vs img_to_array
  4,563  Generalizing matrix transpose in numpy
  4,562  How to raise a numpy.matrix to non-integer power?
  4,562  How to convert array values 0 and 255 to corresponding 0 and 1 array
  4,561  Return order of NumPy array
  4,561  Plot a Wave files Audio Visually In Python
  4,561  How to call numpy/scipy C functions from Cython directly, without Python call overhead?
  4,559  Convert large PIL image to numpy array [closed]
  4,559  Convert Bitstring (String of 1 and 0s) to numpy array
  4,558  Separate last column from the actual dataset using numpy
  4,557  How to change the dtype of a numpy array to 'object'?
  4,554  Symmetric matrices in numpy?
  4,554  numerically stable way to multiply log probability matrices in numpy
  4,554  Can I lose precision going from float32 -> float64 back to float32?
  4,549  Saving train and test data in a file
  4,549  numpy loadtxt single line/row as list
  4,547  Numpy - float32 gives different value from dtype=''float32'' in array
  4,546  RBF interpolation: LinAlgError: singular matrix
  4,544  Is there a list of big O complexities for the numpy library?
  4,544  implementing R scale function in pandas in Python?
  4,543  What is the Laplacian mask/kernel used in the scipy.ndimage.filter.laplace()?
  4,543  Insert Numpy array into Mysql Database
  4,543  How do I compare two arrays element-wise in Python using specific rules?
  4,542  Why is NaN considered as a float?
  4,542  Tuple error (numpy)
  4,542  Pytorch: Trying to apply the transform to a numpy array ...  fails with an error
  4,541  Efficient pandas rolling aggregation over date range by group - Python 2.7 Windows - Pandas 0.19.2
  4,540  Pandas DataFrame column concatenation
  4,540  Iterate over numpy array columnwise
  4,540  Choosing between numpy.interp vs scipy.interpolate.interp1d (with kind='linear')
  4,539  Plotting a 3d surface from a list of tuples in matplotlib
  4,539  matplotlib: AxesSubplot object has no attribute tick_params
  4,539  Generating a numpy array with all combinations of numbers that sum to less than a given number
  4,538  What is the most efficient way to get log returns in numpy
  4,538  How to find the diameter of objects using image processing in Python?
  4,538  Finding start and stops of consecutive values block in Python/Numpy/Pandas
  4,538  Factorial of a matrix elementwise with Numpy
  4,538  Embed python / numpy in C++
  4,537  append versus resize for numpy array
  4,534  Standard error ignoring NaN in pandas groupby groups
  4,534  How can I change NumPy array elements from string to int or float?
  4,534  Clustering ~100,000 Short Strings in Python
  4,533  Detecting mulicollinear , or columns that have linear combinations while modelling in Python : LinAlgError
  4,532  reading scientific notation csv file with numpy
  4,530  What does the order parameter in numpy.array() do AKA what is contiguous order?
  4,530  Find peak of 2d histogram
  4,529  np.reshape(x, (-1,1)) vs x[:, np.newaxis]
  4,528  Ranking of numpy array with possible duplicates
  4,526  cannot import name 'multiarray' in numpy with python3
  4,523  Fast Queue of read only numpy arrays
  4,521  Trouble importing scipy.stats for scipy 0.13 build 2
  4,521  PANDAS: Incorrect shape of indices passed, not sure how to fix it
  4,521  How can I import NumPy? [duplicate]
  4,521  Equivalent of Matlab's cluster quality function?
  4,520  Python error: ''ImportError: cannot import name isnat''
  4,517  Interpolate Z values in a 3D surface, starting from an irregular set of points [closed]
  4,516  Plot cross section through heat map
  4,514  How to upgrade numpy without changing linux distributions in ubuntu
  4,513  Trailing delimiter confuses pandas read_csv
  4,513  How to present numpy array into pygame surface?
  4,512  numpy: compute x.T*x for a large matrix
  4,512  multiply numpy array of scalars by array of vectors
  4,512  How to Argsort in Tensorflow?
  4,511  Fast Python plotting library to draw plots directly on 2D numpy array image buffer?
  4,510  How to get a mean array with numpy
  4,508  Finding points within a bounding box with numpy
  4,507  Unable to import scipy after installing Anaconda2.4.0
  4,507  Optimising memory usage in numpy
  4,507  Condition number of a matrix using numpy
  4,505  Extract date from Pandas DataFrame
  4,503  TypeError: unsupported operand type(s) for +: 'Timestamp' and 'float'
  4,503  convert tensor to numpy array
  4,500  python matplotlib setting years in x axis
  4,500  Power Spectrum and Autocorrelation of Data in Numpy
  4,498  What is the easiest way to install numpy with LAPACK/BLAS?
  4,498  Using click.progressbar with multiprocessing in Python
  4,498  PEP 3118 warning when using ctypes array as numpy array
  4,498  Local mean filter in numpy
  4,496  Python/Numpy: Division gives me an unexpected deprecation-Warning
  4,496  Python analog to MatLab data structure
  4,495  Tensor multiplication with numpy tensordot
  4,491  How do you construct an array suitable for numpy sorting?
  4,491  How do I use `setrlimit` to limit memory usage? RLIMIT_AS kills too soon; RLIMIT_DATA, RLIMIT_RSS, RLIMIT_STACK kill not at all
  4,490  PyTorch - multiplying tensor with scalar results in zero vector
  4,490  Numpy find number of occurrences in a 2D array
  4,490  is there any difference between matmul and usual multiplication of tensors
  4,490  How to write conditional probability in Python?
  4,489  N largest values in each row of ndarray
  4,489  How to partial load an array saved with numpy save in python
  4,489  Difference between frompyfunc and vectorize in numpy
  4,488  3D convolution in python
  4,486  Numpy: Difference between a[i][j] and a[i,j]
  4,485  TypeError: 'int' object is not iterable // numpy
  4,485  Get indices for all elements in an array in numpy
  4,484  Wrong numpy mean value?
  4,484  understanding matplotlib.subplots python
  4,483  How do I compute the variance of a column of a sparse matrix in Scipy?
  4,479  Polyval(p,x) to evaluate polynomials
  4,477  Python's Xgoost: ValueError('feature_names may not contain [, ] or <')
  4,477  converting python list of strings to their type
  4,477  Convert contour to 2d point list in opencv
  4,475  Intuition and idea behind reshaping 4D array to 2D array in NumPy
  4,472  Nonlinear e^(-x) regression using scipy, python, numpy
  4,471  Python - Numpy install and import Issue
  4,467  Theano function: Unused input
  4,467  Is it possible to create a numpy.ndarray that holds complex integers?
  4,466  Splitting Numpy array based on value
  4,466  Intersecting matplotlib graph with unsorted data
  4,466  Fastest way to read huge MySQL table in python
  4,464  Count the number of pixels by color from an image loaded into a numpy array
  4,464  Calculate percentage of count for a list of arrays
  4,463  Pandas sklearn one-hot encoding dataframe or numpy?
  4,463  Kronecker product in Python and Matlab
  4,462  Deprecation status of the NumPy matrix class
  4,459  float to uint16 conversion blowing numbers up in numpy?
  4,458  Exporting Pandas series as JSON - error with numpy types
  4,457  Python, Numpy, method of adding arrays together in multiple dimensions (broadcasting)
  4,456  Convert Pandas Dataframe to numpy for sklearn
  4,455  Pass entire contents of a dataframe to a function in Pandas
  4,454  Logistic Regression get Value error could not convert string to float: '?'
  4,453  python 3.5: numpy - how to avoid deprecated technique
  4,453  local histogram equalization
  4,452  writing a custom cost function in tensorflow
  4,449  numpy.linalg.norm gives weird result
  4,447  Sum the squared difference between 2 Numpy arrays [duplicate]
  4,445  Python get get average of neighbours in matrix with na value
  4,444  Python Pandas cumulative column between datetime ranges
  4,443  remove empty numpy array
  4,443  passing numpy arrays through multiprocessing.Queue
  4,442  Python: Replacing values in an array
  4,442  How to do a random stratified sampling with Python (Not a train/test split)?
  4,442  Fixing phase unwrapping errors in Numpy
  4,441  How to link permanently MKL libraries to Numpy in Linux? [closed]
  4,439  Why do I have to import this from numpy if I am just referencing it from the numpy module
  4,438  Interpolate whole arrays of complex numbers
  4,437  Maximum values along axis of Numpy ndarray?
  4,437  Least Squares Minimization Complex Numbers
  4,436  Logistic Regression function on sklearn
  4,436  How to check if an array is in another array in Python
  4,435  Add raster image to HDF5 file using h5py
  4,433  Using Numpy to find average value across data sets, with some missing data
  4,433  How to output dtype to a list or Dict
  4,432  Plotting trajectories in python using matplotlib
  4,431  Numpy: Check if float array contains whole numbers
  4,431  How to obtain an image's single colour channel without using the split function in OpenCV Python?
  4,431  Get all elements of the upper or lower triangle of a square matrix in python
  4,428  np.ascontiguousarray versus np.asarray with Cython
  4,428  How to find the set of indices where two vectors have equal elements in Python
  4,425  TypeError: 'DatetimeIndex' object is not callable
  4,425  Given an adjacency matrix, How to draw a graph with matplotlib?
  4,424  Numpy and Matplotlib - AttributeError: 'numpy.ndarray' object has no attribute 'replace'
  4,424  Calculating wind divergence of u and v using Python, np.gradient
  4,423  NumPy: 3-byte, 6-byte types (aka uint24, uint48)
  4,423  Find Element In Two-Dimensional Python Array
  4,422  matlab to python code conversion
  4,422  How to fix ''Missing required dependencies ['numpy']'' error?
  4,422  Curve fit exponential growth function in Python
  4,422  Compare two pandas dataframe with different size
  4,420  Vectorized moving window on 2D array in numpy
  4,420  Selecting rows if column values meet certain condition
  4,419  Why doesn't the shape of my numpy array change?
  4,416  TypeError: function() takes exactly 2 arguments (1 given) (python)
  4,416  Plotting a list of arrays on the same plot in python?
  4,416  Numpy/CAPI error with import_array() when compiling multiple modules
  4,415  How to perform discrete optimization of functions over matrices?
  4,413  sparse hstack and weird dtype conversion error
  4,412  Python: Replace a number in array with a string
  4,411  Why my python numpy code is faster than c++?
  4,411  Speeding up iterating over Numpy Arrays
  4,411 : can't write wavfile
  4,409  How to uninstall a single packages in anaconda?
  4,407  Error multiplying two numpy arrays
  4,407  Can PySpark work with numpy arrays?
  4,407  Better use a tuple or numpy array for storing coordinates
  4,405  store numpy array in mysql
  4,405  how to reduce a 3 dim numpy array to 2 dim
  4,403  Multiply 2D NumPy arrays element-wise and sum
  4,401  Why are log2 and log1p so much faster than log and log10, in numpy?
  4,400  pyodbc: ('Params must be in a list, tuple, or Row', 'HY000') with NumPy data
  4,398  Tensorflow: value error with variable_scope
  4,398  python pickle size limit
  4,397  Fourier Series in Numpy. Question about Previous Answer
  4,396  regarding AttributeError: module 'scipy.misc' has no attribute 'imread'
  4,392  Memory error for np.concatenate
  4,392  How to multiply a numpy tuple array by scalar array
  4,391  SciPy 1D Gaussian fit
  4,391  Plotting large numbers of points and edges in matplotlib
  4,391  Numpy running at half the speed of MATLAB
  4,389  'data type not understood' a mistake in defining the list of column names
  4,388  imshow and histogram2d: can't get them to work
  4,388  How to install and run pandas python library in Eclipse Juno?
  4,388  How to import and use scipy.spatial.distance functions correctly?
  4,387  Python augmented assignment issue
  4,386  subsampling a numpy array?
  4,386  Exception Error when Installing NumPy with pip
  4,384  Compute distance matrix with numpy
  4,381  TypeError: only length-1 arrays can be converted to Python scalars (for loop)
  4,381  Comparing multiple numpy arrays
  4,380  RuntimeError: empty_like method already has a docstring
  4,376  Text display with matplotlib
  4,376  SSL: CERTIFICATE_VERIFY_FAILED certificate verify failed (_ssl.c.661)
  4,376  splitting a sparse matrix into two
  4,376  Python import error invalid ELF header
  4,373  Reshape Keras Input for LSTM
  4,372  Mask specific columns of a numpy array
  4,372  Keras: What is the output of predict_generator?
  4,371  Sum of 8 neighbors in 2d array
  4,371  Numpy/Python performing terribly vs. Matlab
  4,369  Combining several dataframe results with for Loop in Python Pandas
  4,367  to slice columns in a tuple present in a numpy array
  4,367  Round a Python list of numbers and maintain their sum
  4,367  Remove rows in 3D numpy array
  4,366  Numpy: find index of elements in one array that occur in another array
  4,365  Find root of a transcendental equation with python
  4,364  convert numpy array from object dtype to float
  4,363  stacking numpy arrays?
  4,363  complex eigen values in PCA calculation
  4,361  Read a large csv into a sparse pandas dataframe in a memory efficient way
  4,361  Fitting sklearn's SVM classifier with data from a pandas DataFrame
  4,360  How to make a numpy array from raw input in python?
  4,359  How to install numpy and scipy on Windows XP [closed]
  4,357  How to plot line (polygonal chain) with numpy/scipy/matplotlib with minimal smoothing
  4,357  How to declare an ndarray in cython with a general floating point type
  4,353  Numpy append: Automatically cast an array of the wrong dimension
  4,353  Efficent way of constructing a matrix with all elements zero except one in numpy
  4,353  AttributeError: 'NoneType' object has no attribute 'ravel'
  4,351  How do I install numpy on a linux cluster? [closed]
  4,350  Numpy: operations on columns (or rows) of NxM array
  4,349  Is there a better way to represent uint8 data
  4,347  Where function in python returns nothing
  4,347  Returning numpy array from a C extension
  4,347  Reading a file with string and float with loadtxt
  4,346  Plotting Parallel Coordinates in pandas with different colours
  4,346  ipython -pylab debugging: Can I stop the execution at a specific line and drop into the shell?
  4,345  trying to mask 2D numpy arrays based on values in one column
  4,344  How to create a large matrix of matrices in python?
  4,344  Convert RGB image to index image
  4,343  How to concatenate images horizontally with numpy?
  4,343  How do you calculate interquartile range (IQR) correctly using Python?
  4,343  Adding two 2D NumPy arrays ignoring NaNs in them
  4,342  Stiff ODE-solver
  4,341  Matrix flip horizontal or vertical
  4,341  Conversion from numpy.datetime64 to pandas.tslib.Timestamp bug?
  4,340  Python File Slurp w/ endian conversion
  4,338  python bit shifting with numpy
  4,338  Numpy Correlation Error for Python
  4,336  Split Python sequence (time series/array) into subsequences with overlap
  4,332  Python: compare an array element-wise with a float
  4,332  Can't Import Pandas
  4,328  Adding index to numpy arrays
  4,327  Fastest way to get hamming distance for integer array
  4,326  How to create a list in pyspark dataframe's column
  4,325  How to plot a graph for correlation co-efficient between each attributes of a dataset and target attribute using Python
  4,324  Matrix completion in Python
  4,323  What is the inverse operation of np.log() and np.diff()?
  4,323  Reason why numpy rollaxis is so confusing?
  4,322  ring buffer with numpy/ctypes
  4,321  numpy array indexing with boolean
  4,319  How to transform vector into unit vector in Tensorflow
  4,319  Getting max value from a list with None elements
  4,318  Python 3 ModuleNotFoundError: No module named 'numpy'
  4,318  Convert Python numeric list to numpy array of float
  4,316  Simple linear regression using pandas dataframe
  4,315  Python: remove duplicates from a multi-dimensional array
  4,315  Numpy matrix rotation for any degrees
  4,314  What is the significance of .flat in numpy?
  4,313  Read (SVHN) Dataset in python
  4,313  How to apply a low-pass filter of 5Hz to a pandas dataframe?
  4,313  How can I use the index array in tensorflow?
  4,308  Digitizing an analog signal
  4,307  What could cause numpy.nanstd() to return nan?
  4,307  The most efficient way to store large symmetric sparse matrices in python
  4,306  How can I sum an interval of elements on an array in python / numpy?
  4,306  efficient appending to pandas dataframes
  4,305  Visualization of 3D-numpy-array frame by frame
  4,303  output operand requires a reduction, but reduction is not enabled Python
  4,303  generate random dates within a range in numpy
  4,302  How to invert numpy matrices using Singular Value Decomposition?
  4,301  TypeError: conversion from Series to Decimal is not supported
  4,301  How do you get the mean and std of a column in a csr_matrix?
  4,300  NumPy types with underscore: `int_`, `float_`, etc
  4,299  SciPy instead of GNU Octave
  4,299  Convert a dataframe to numpy array? [duplicate]
  4,298  Distance between 2 pixels
  4,297  Numpy percentages along axis in 2d array
  4,297  Generate two-dimensional normal distribution given a mean and standard deviation
  4,296  Using Radial Basis Functions to Interpolate a Function on a Sphere
  4,296  Numpy / Polyfit - Suppress printing of Intel MKL Error message
  4,296  Determine Weibull parameters from data
  4,295  Why is numpy's einsum slower than numpy's built-in functions?
  4,295  how to interpret scipy.stats.probplot results?
  4,294  stacking sparse and dense matrices
  4,294  Numpy data types: data type not understood
  4,293  Removing rows in NumPy efficiently
  4,292  Slow bitwise operations
  4,292  Pandas, how to filter a df to get unique entries?
  4,292  Matlab VS Python - eig(A,B) VS sc.linalg.eig(A,B)
  4,290  what is an equivalent of matlab permute(A, [3 2 1]) in python?
  4,289  Performance of row vs column operations in NumPy
  4,289  pcolormesh with masked invalid values
  4,289  len() of unsized object in Python when using scipy's pearson correlation
  4,289  How to overlay facial keypoints from Dlib in an OpenCV window
  4,289  converting numpy vector to cvxopt
  4,288  ''TypeError: buffer is too small for requested array'' when attempting to read a .mat file using
  4,288  How can I create my own datatype in python so that I could overwrite arithmetic operators?
  4,288  Convert sympy expressions to function of numpy arrays
  4,286  Pandas: How to drop self correlation from correlation matrix
  4,285  numpy: inverting an upper triangular matrix
  4,285  Conversions of np.timedelta64 to days, weeks, months, etc
  4,284  Problem with CV2 : numpy.core.multiarray failed to import
  4,284  Find indexes of repeated elements in an array (Python, NumPy)
  4,284  Efficiently ploting a table in csv format using Python
  4,283  Numpy longdouble arithmetic does not seem to be in long double with conversion
  4,283  Linear fit including all errors with NumPy/SciPy
  4,281  Using numpy/scipy to calculate iso-surface from 3D array
  4,281  Memory Error while pickling a data frame to disk
  4,281  Combining numpy multi-dimensional arrays
  4,278  Cross-correlation of non-periodic function with NumPy
  4,278  Cosine distance computation between two arrays - Python [duplicate]
  4,277  python while loop to break up sorted list/array
  4,274  Python code explanation for stationary distribution of a Markov chain
  4,273  Random int64 and float64 numbers
  4,273  Broadcast an operation along specific axis in python
  4,269  Reduce resolution of array through summation
  4,269  How to get a Python long double literal?
  4,269  Add more sample points to data
  4,268  Tensorflow: tf.train.Feature error 'expected one of: bytes'
  4,268  Numpy array memory management
  4,268  How to add a dimension to a numpy array in Python
  4,268  2D and 3D Scatter Histograms from arrays in Python
  4,265  How to correctly display red, green, and blue (rgb) channels of an image with pyplot
  4,265  appending list of lists to pd.Dataframe()
  4,264  iterate over slices of an ndarray
  4,264  How to remove blanks/NA's from dataframe and shift the values up
  4,264  Error with Padlen in signal.filtfilt in Python
  4,262  How do I create a Numpy dtype that includes 24 bit integers?
  4,261  Error: all the input array dimensions except for the concatenation axis must match exactly
  4,260  Mean value of each channel of several images
  4,259  Numpy: argmax over multiple axes without loop
  4,256  Why is numpy.dtype('float64') special?
  4,256  spo.optimize :only integers, slices (:), ellipsis ( ... ), numpy.newaxis (None) and integer or boolean arrays are valid indices
  4,256  Numpy sub-array assignment with advanced, mixed indexing
  4,256  How to do OLS Regression with the latest version of Pandas
  4,255  retrieve misclassified documents using scikitlearn
  4,253  Implement softmax function with numpy array
  4,253  How to efficiently remove columns from a sparse matrix that only contain zeros?
  4,253  FFT low-pass filter
  4,251  PIP Installation doesn't work (six, numpy and python-dateutil requirements)
  4,251  ImportError: No module named  ...  after spyder install
  4,250  Python create an empty sparse matrix
  4,250  NumPy equivalent to Keras function utils.to_categorical
  4,249  The definitive method to use NumPy and SciPy from IronPython
  4,248  How to obtain the skeleton of a binary image with scikit-image
  4,247  Python Get minimum value without -inf
  4,247  Is there an easy way to get confusion matrix for multiclass classification? (OneVsRest)
  4,246  TypeError: unique() got an unexpected keyword argument 'return_counts'
  4,246  numpy standard deviation estimator bias with ddof = 1
  4,246  numpy.savetxt for 2d array in Python 3.5.1
  4,246  cbind (R function) equivalent in numpy
  4,244  create pivot table in pandas using count of occurrence of value [duplicate]
  4,243  What does `[b for a in x for b in a if not b==k]` mean?
  4,243  Python (strangely) rounding values [duplicate]
  4,243  Expectation Maximization(GMM-EM) never finds the correct parameters. (Mixture of Gaussians)
  4,242  numpy.array with elements of different shapes
  4,241  What is the difference between @jit and @vectorize in numba?
  4,241  Bad input shape LabelEncoder
  4,240  Hausdorff distance between 3D grids
  4,240  Complex numbers in Cython
  4,238  Unable to load a previously dumped pickle file of large size in Python
  4,238  Store and retrieve large sparse matrix
  4,238  Numpy array: group by one column, sum another
  4,238  merging/concatenating arrays with different elements
  4,237  Sum elements of same index from different lists
  4,237  Python (NumPy): Collections can only map rank 1 arrays
  4,237  How to implement a filter like scipy.signal.lfilter
  4,236  remove rows and ValueError Arrays were different lengths
  4,235  AttributeError: 'numpy.ndarray' object has no attribute 'clock'
  4,233  Numpy import error Python3 on Raspberry Pi?
  4,232  import matplotlib.pyplot as plt fails with error about python-tk
  4,232  How to find max value in 2D array with index [duplicate]
  4,232  Convert a pandas dataframe column of type object to a numpy array
  4,230  How can I subtract 3 hours of a datetime in python?
  4,230  Generate random numbers from lognormal distribution in python
  4,228  Reshape 4D numpy array into 3D
  4,227  Multidimension histogram in python
  4,225  element-wise operations on a sparse matrix
  4,224  Theano Dimshuffle equivalent in Google's TensorFlow?
  4,224  ''built-in method sum'' weird message when printing a sum
  4,223  Python Quandl in Spyder
  4,223  Keras pad_sequences throwing invalid literal for int () with base 10
  4,223  Creating a good quality grayscale image from an multidimensional numpy array
  4,221  Summing elements in a sliding window - NumPy
  4,220  Python multiprocessing is taking much longer than single processing
  4,220  pandas convert string columns to datetime, allowing missing but not invalid
  4,219  Change numerical Data to Categorical Data - Pandas [duplicate]
  4,218  Multivariate Normal pdf in Scipy
  4,218  how to calculate accurady based on two lists python?
  4,216  Python 3.2 64 Bit Numpy install - LaPack error
  4,216  Error when checking model target: expected dense_39 to have 3 dimensions, but got array with shape (940, 1)
  4,215  Distance between numpy arrays, columnwise
  4,214  Add trendline with equation in 2D array [duplicate]
  4,211  pandas, numpy round down to nearest 100
  4,210  NumPy: get min/max from record array of numeric values
  4,209  Raspberry pi:calibrate camera and undistortion of image
  4,209  Python - Applying a color map to a grayscale numpy array and converting it to an image
  4,209  How to extract the first element of a 2d array in python?
  4,209  Converting list of tuples into numpy array and reshaping it?
  4,208  How can I round values in Pandas DataFrame containing mixed datatypes for further data comparison?
  4,206  What's the fastest way to iterate over a CvMat in Python using OpenCV?
  4,205  inserting values into numpy array
  4,203  How to convert Euclidean distances between vectors to similarity scores
  4,203  Delete dimension of array?
  4,202  convert pandas dataframe column to np.datetime64
  4,201  sklearn: Plot confusion matrix combined across training+test sets
  4,201  numpy vs list comprehension, which is faster? [closed]
  4,201  numpy.memmap from numpy operations
  4,199  error in numpy:TypeError: only length-1 arrays can be converted to Python scalars
  4,198  Find X and Y Coordinates of a value in a python array
  4,198  Faster way to extract patches from images?
  4,198  Choose random seed and save it
  4,198  angle between two vectors by using simple numpy or math in Python?
  4,197  How to hstack several sparse matrices (feature matrices)?
  4,196  How to implement Kernel density estimation in multivariate/3D
  4,195  Why is pyplot.imshow() changing color channels in arrays
  4,194  Subclassing numpy ndarray problem
  4,194  Checking for and indexing non-unique/duplicate values in a numpy array
  4,193  Python 3.4 compatibility with numpy, scipy, and matplotlib
  4,193  numpy array assignment using slicing
  4,193  How can I display the bar value on top of each bar on matplotlib?
  4,192  What scipy statistical test do I use to compare sample means?
  4,192  numpy - scalar multiplication of column vector times row vector
  4,191  Neural network backpropagation algorithm not working in Python
  4,189  How to read columns of varying length from a text file in NumPy using genfromtxt()?
  4,189  How to find all the intersection points between two contour-set in an efficient way
  4,188  Python NumPy Convert Columns to Rows
  4,188  Create a graph from a CSV file and render to browser with Django and the Pandas Python library
  4,187  reverse flatten numpy array?
  4,187  How to iterate over a row in a SciPy sparse matrix?
  4,187  How to embed python tkinter window into a browser?
  4,187  Add a vector to array
  4,186  Finding the Index of sorted elements in Python Array
  4,185  how to speed up Python nested loops for million elements
  4,184  Write comma separated values from python numpy array
  4,184  Why does indexing numpy arrays with brackets and commas differ in behavior?
  4,183  Python list comprehension for Numpy
  4,183  numpy.unique sort based on counts
  4,183  minimum and argmin in numpy
  4,183  How to perform precise calculations in Python, regardless of input types?
  4,182  How to one-hot-encode sentences at the character level?
  4,182  Differences between python's numpy.ndarray and list datatypes
  4,178  Scipy.optimization linear function approximation
  4,178  Python numpy sort 1D array
  4,178  Plotting values in matrix corresponding to the index in an array with Matplotlib in Python
  4,177  Specifying encoding using NumPy loadtxt/savetxt
  4,177  Shape not aligned error in OLS Regression python
  4,177  Save pandas dataframe with numpy arrays column
  4,177  processing opencv image pixels quickly using python interface
  4,174  Get the average year (mean of days over multiple years) in Pandas
  4,174  Fixing inflexion point estimate using python
  4,174  Changing matshow xticklabel position from top to bottom of the figure
  4,174  Adding row to numpy recarray
  4,172  Which is faster, numpy transpose or flip indices?
  4,172  Correlation matrix heatmap with multiple datasets that have matching columns
  4,172  Cannot import mean from statistics
  4,171  Using fillna, downcast and pandas
  4,169  How to limit cross correlation window width in Numpy?
  4,168  When to use np.quantile and np.percentile?
  4,168  creating a 3D scatter plot from a CSV file
  4,166  Fitting probability distribution to data
  4,166  Fast linear interpolation in Numpy / Scipy ''along a path''
  4,165  input/output error in scipy.optimize.fsolve
  4,165  Image from array and image using point
  4,164  Why is numpy much slower than matlab on a digitize example?
  4,164  Installing Modules for SPARK on worker nodes
  4,163  Convert graphlab sframe into a dictionary of {key: values}
  4,163  boolean and type checking in python vs numpy
  4,162  Computing a binomial probability for huge numbers
  4,161  Set color for NaN values in matplotlib
  4,161  How to apply a 2D curve fit in Python?
  4,161  Can numpy.savetxt be used on N-dimensional ndarrays with N>2?
  4,160  distance matrix of curves in python
  4,159  How to avoid an overflow in numpy.exp()
  4,158  Why is the pip installation of Cython taking so long?
  4,158  Scipy, Numpy, Matplotlib Troubles on OSX
  4,158  Partial derivative of a function with numpy.array input
  4,158  circular cross correlation python
  4,157  ValueError: Error when checking : expected dense_1_input to have shape (3,) but got array with shape (1,)
  4,156  NumPy: convert decimals to fractions
  4,156  Ignore/skip a value in a numpy array?
  4,155  Numpy is installed but still get the error ''No module named numpy''
  4,154  Creating new distributions in scipy
  4,152  Python matplotlib errorbar issue
  4,152  Plot 4D graph in python2.7
  4,150  (matpolotlib) ValueError: too many values to unpack
  4,150  Exporting data from sqlite to numpy array
  4,149  Calculating medoid of a cluster (Python)
  4,148  Python - Trouble plotting datetime index with pandas and matplotlib
  4,148  How to operate elementwise on a matrix of type scipy.sparse.csr_matrix?
  4,147  Create a numpy array (10x1) with zeros and fives
  4,146  Create The Legendre Formula Using Numpy
  4,145  Fast Circular buffer in python than the one using deque?
  4,144  compare two pandas data frame
  4,144  compare two pandas data frame
  4,143  Predicting next numbers in sequence Keras - Python
  4,143  Portfolio Variance of a Portfolio of N Assets in Python
  4,143  Aggregating two Pandas series by summing [duplicate]
  4,142  What is the difference between np.float64 and np.double?
  4,142  Numpy TypeError: only length-1 arrays can be converted to Python scalars (reshape)
  4,141  ValueError: Number of label does not match number of samples
  4,141  finding the length of a numpy array
  4,141  Efficient dot products of large memory-mapped arrays
  4,139  Scipy.optimize.minimize objective function ValueError
  4,139  How can I get an hour, minute etc. out of numpy.datetime64 object?
  4,139  Check Density of a Scipy Sparse Matrix
  4,137  Is there a faster version of numpy.random.shuffle?
  4,136  np.isnan on arrays of dtype ''object''
  4,134  left hand side eigenvector in python?
  4,132  Writing to a CSV File from Array
  4,132  Pandas: cannot safely convert passed user dtype of int32 for float64
  4,132  how to create a matrix of tuples that is initialize with zeroes
  4,130  Getting ''ValueError: operands could not be broadcast together with shapes'' when trying to subtract from channel wise mean in Caffe
  4,130  Copying row element in a numpy array
  4,128  Calculate the Fourier series with the trigonometry approach
  4,127  Pip hangs on ''collecting numpy''
  4,127  How to organize values in a numpy array into bins that contain a certain range of values?
  4,124  Longest string in numpy object_ array
  4,123  Writing binary in c++ and read in python
  4,123  Dot product with dictionaries
  4,119  What happened to numpy.chararray
  4,119  Try to install Numpy: SystemError: Cannot compile 'Python.h'
  4,119  Initializing list of numpy arrays [duplicate]
  4,117  When will numpy copy the array when using reshape()
  4,117  Numpy: outer product of n vectors
  4,117  Generate random numbers replicating arbitrary distribution
  4,116  Reverse Label Encoding giving error
  4,116  Numpy transformation to normal distribution
  4,116  How to ignore part of a image during feature extraction in OpenCV?
  4,116  How to do a 3D revolution plot in matplotlib?
  4,114  How to convert a Numpy matrix into a Sympy
  4,112  Numpy: Multiplying a matrix with a 3d tensor  -  Suggestion
  4,112  Feeding dtype np.float32 to TensorFlow placeholder
  4,110  Writing a double sum in Python
  4,110  ValueError: cannot reshape array of size 230 into shape (3,600,800)
  4,109  what is the fastest way to get the mode of a numpy array
  4,109  Using numpy.array with large number of dimensions
  4,109  find the k nearest neighbours of a point in 3d space with python numpy
  4,108  Could not convert string to float while using numpy.loadtxt
  4,108  Arrays on Python with numpy
  4,106  Writing lists of data to a text file column by column
  4,106  Find python header path from within python?
  4,104  Python: Save data with floats and strings with np.savetxt
  4,104  How to force a ndarray show in normal way instead of scientific notation?
  4,102  Polynomials with negative exponents in Python
  4,102  How to plot FFT of signal with correct frequencies on x-axis?
  4,101  How to Set Decimal Values in List of Arrays (in Python)?
  4,101  How to round datetime64 values
  4,100  ImportError: DLL load failed: The specified module could not be found (sklearn)
  4,099  Python: Integration of Interpolation
  4,099  Pandas dataframe to numpy array [duplicate]
  4,097  Making pyplot.hist() first and last bins include outliers
  4,097  Installing numpy and pandas for python 3.5
  4,096  Error when importing scipy
  4,096  Creating a mixture of probability distributions for sampling
  4,095  Creating .wav file from bytes
  4,093  ValueError: could not broadcast input array from shape (1,19) into shape (1,20)
  4,093  python: random sampling from self-defined probability function [duplicate]
  4,093  How to read a float from a raw binary file written with numpy's tofile()
  4,090  np.where() do nothing if condition fails
  4,089  finding the real eigenvectors of a real symmetric matrix in numpy or scipy
  4,088  How to translate / shift a numpy array?
  4,088  How to copy and paste of image as Picture-In-Picture in OpenCV [closed]
  4,088  Combining Numpy Arrays in Blockwise Form
  4,088  Both input images must have CV_8UC1 in function error
  4,087  numpy.random.shuffle returns None
  4,086  Numpy Zeros and String Data Type
  4,083  Tensorflow is not installed properly
  4,080  ValueError: Input to `.fit()` should have rank 4. Got array with shape: (10, 20, 50, 50, 1)
  4,080  using python to calculate Vector Projection
  4,078  Float Arguments and dict_values with NumPy
  4,076  numpy.vectorize returns incorrect values
  4,076  Numpy: Loglikelihood of Multivariate Normal Distribution
  4,076  Finding row index of max column values in a numpy matrix
  4,075  Multiply a 1d array x 2d array python
  4,075  How to use a sparse matrix in numpy.linalg.solve
  4,073  Python numpy matrix multiplication with one diagonal matrix
  4,072  Unable to use `scipy.interpolate.RectBivariateSpline` with `matplotlib.pyplot,plot_surface`
  4,071  Python selecting matrix elements
  4,070  Warning using Scipy with Pandas
  4,070  Generate random sparse matrix filled with only values 0 or 1
  4,069  numpy/scipy equivalent of MATLAB's sparse function
  4,068  Linear system solution with fractions in numpy
  4,066  Reading large formatted text file with NumPy
  4,066  '' Cannot locate working compiler '' in OSX while installing numpy with pip to python 3.3
  4,064  How to convert tensor to numpy array
  4,063  matrix - vector multiplication in python (numpy)
  4,063  How to plot log normalized image using imshow () (matplotlib)? [closed]
  4,062  What is causing dimension-dependent AttributeError in PIL fromarray function?
  4,062  How do I use a python array in a symbolic expression?
  4,061  How to check that a matrix contains a zero column?
  4,061  concatenate two one-dimensional to two columns array
  4,060  What is the best way to take np.percentile along an axis ignoring nans?
  4,060  Python Numerical Integration for Volume of Region
  4,059  What is the fastest way to serialize a DataFrame besides to_pickle?
  4,058  Solving linear equations in Python (not working using linalg.solve)
  4,057  Using numpy.take for faster fancy indexing
  4,057  Plotting Moving Average on top of Candlestick Chart
  4,057  Expression for elements greater than x and less than y in python, all in one return statement. No loop. Python
  4,056  load data from csv into Scikit learn SVM
  4,056  Is there any difference between numpy.std and excel STDEV function?
  4,055  Generate random int in 3D array
  4,055  Clustering a list of dates
  4,053  Version errors for numpy when importing matplotlib
  4,053  Python* to boost::python::object
  4,053  Python multiprocessing with shared numpy array
  4,053  Converting numpy ndarray into pandas dataframe with column names and types
  4,052  NumPy 'ValueError: size of tuple must match number of fields.'
  4,052  Numpy: Sorting a multidimensional array by a multidimensional array
  4,052  how to add packages like numpy,scipy and others to the sublime 2 python?
  4,051  TypeError: Cannot handle the data type in PIL Image
  4,051  Dict not hashable python
  4,050  Multiple linear regression in python without fitting the origin?
  4,050  How to move a column in a pandas dataframe
  4,047  How can I slice each element of a numpy array of strings?
  4,047  Array conversion using scikit-image: from integer to float
  4,045  Numpy columnwise subtraction; subtract (k,n) array from values in a (k,) array
  4,043  How to remove RunTimeWarning Errors from code?
  4,043  Difference between functions generating random numbers in numpy
  4,043  Convert variable from datetime.timedelta to numpy.timedelta64
  4,041  in operator, float(''NaN'') and np.nan
  4,041  How to create multidimensional array with numpy.mgrid
  4,040  Fourier transform and filtering frequencies with negative fft values
  4,040  fmin_cg: Desired error not necessarily achieved due to precision loss
  4,037  Why is x**3 slower than x*x*x? [duplicate]
  4,034  Read a float binary file into 2D arrays in python and matlab
  4,034  How to filter columns in numpy ndarray
  4,033  From tick by tick data to Renko chart
  4,033  Deleting the last column in a python array
  4,031  Python scikit-learn - TypeError
  4,031  loading a dataset in python (numpy) when there are variable spaces delimiting columns
  4,029  Saving a multipage tiff using PIL
  4,029  normalizing a matrix in numpy
  4,029  How do I convert list of correlations to covariance matrix?
  4,028  Preparing data to plot contours in Matplotlib's Basemap
  4,028  Numpy: assignment destination is read-only - broadcast
  4,028  Find and replace multiple values in python
  4,026  pip install numpy and scipy on windows 10
  4,025  What is the inverse of the numpy cumsum function?
  4,025  Best way to permute contents of each column in numpy
  4,022  python: list of matrices to numpy array?
  4,022  Definite Integral using numpy.trapz?
  4,021  Float precision breakdown in python/numpy when adding numbers
  4,021  Cannot uninstall numpy,
  4,020  sklearn.metrics.confusion_matrix - TypeError: 'numpy.ndarray' object is not callable
  4,018  get function by its values in certain points
  4,018  Can't figure out why numpy.log10 outputs nan?
  4,017  How can I change values for a section of a numpy array?
  4,016  ValueError: setting an array element with a sequence()
  4,016  Pybind Numpy access 2D / ND arrays
  4,015  Python rising/falling edge oscilloscope-like trigger
  4,015  python convert 2d array to 1d array [duplicate]
  4,015  Correct way to use scipy.signal.spectral.lombscargle
  4,014  Matplotlib imshow - Displaying different colours
  4,013  Power spectrum of real data with fftpack on log axis
  4,011  Using scipy gaussian kernel density estimation to calculate CDF inverse
  4,011  Circle in pixel grid
  4,010  Numpy: split array randomly
  4,010  Convert numpy unit8 raw array directly to float32
  4,009  What's the best way to downsample a numpy array?
  4,009  slice indices must be integers or None or have an __index__ method in udacity self driving
  4,009  Plot a 2D gaussian on numpy
  4,008  load np.memmap without knowing shape
  4,006  Installing Numpy and Scipy - Can't find system python 2.6
  4,005  Converting a List of Lists into a numpy array [duplicate]
  4,004  Numpy Matplotlib Install on Fedora Linux
  4,003  Writing and reading floats and strings in a CSV file - python
  4,003  Why do I need np.array() or np.copy()?
  4,002  test if list contains a number in some range
  4,001  vectorizing a for loop in numpy/scipy?
  4,000  Weighted smoothing of a 1D array - Python
  3,999  Tips on processing a lot of images in python
  3,999  How does the pyplot.imshow() function work?
  3,999  Geometric progression using Python / Pandas / Numpy (without loop and using recurrence)
  3,999  Can I use xor on numpy matrices?
  3,998  Python: compute average of n-th elements in list of lists with different lengths
  3,997  Tutorial for installing numpy with OpenBLAS on Windows
  3,997  Cython: fatal error: 'numpy/arrayobject.h' file not found, using numpy
  3,996  Python Image.fromarray() doesn't accept my ndarray input which is built from a list
  3,996  How to convert black and white image to array with 3 dimensions in python?
  3,995  merging multiple numpy arrays
  3,994  PSNR values differ in matlab implementation and python
  3,993  Multivariate normal CDF in Python
  3,993  Generate multiple independent random streams in python
  3,992  Slicing to change pixel color on an numpy.array image
  3,988  Mode/Median/Mean of a 3d numpy array
  3,988  How to check correlation between matching columns of two data sets?
  3,987  Resample and resize numpy array
  3,987  Python import text file where each line has different number of columns
  3,987  Building an array of tuples as elements
  3,986  TypeError: unsupported operand type(s) for -: 'numpy.ndarray' and 'numpy.ndarray' whilst trying to do PCA
  3,986  projecting points onto a plane given by a normal and a point
  3,986  Numpy can't convert list to np array
  3,985  Removing columns which has only ''nan'' values from a NumPy array
  3,984  python graphing the 1D wave equation (Beginner)
  3,984  pandas pivot_table percentile / quantile
  3,983  Toeplitz matrix using numpy/scipy
  3,983  Multi-threaded integer matrix multiplication in NumPy/SciPy
  3,983  How do I save table from prettytable?
  3,981  How do you store an entire array into another array
  3,980  Python: Broken toolchain error while installing numpy
  3,980  Efficient way of computing Kullback–Leibler divergence in Python
  3,979  Numpy: efficient way to generate combinations from given ranges
  3,978  View a sequence of images using Python and NumPy
  3,978  Python: np.loadtxt, read multiple files
  3,978  Error using numpy.logspace() : how to generate numbers spaced evenly on a log-scale
  3,977  Plot a dynamic graph using wxpython/python/matplot lib
  3,976  Why is numpy.int32 not recognized as an int type
  3,976  Create matplotlib legend out of the figure
  3,974  Create a numpy array of coordinates from a list of points
  3,973  Subtracing float from a datetime in Pandas (numpy)
  3,973  Convert string to NumPy datetime64 dtype
  3,971  cannot import numpy in idle (2.7) after anaconda installation
  3,970  Which numpy library is compatible with python 2.7.9? [closed]
  3,969  Error: third arg must be a format string. 2 plots 1 graph
  3,968  Interpolate between two images
  3,968  Efficiently Subtract Vector from Matrix (Scipy)
  3,968  Creating train, test and cross validation datasets in sklearn (python 2.7) with a grouping constraints?
  3,966  How to delete a set of meshgrid points inside a circle?
  3,964  Translation of python/numpy ''A.argmin(axis=-1)'' into an equivalent matlab-expression
  3,964  Maximum Active Drawdown in python
  3,962  Using Matplotlib imshow to show GIF image
  3,962  numpy Matrix Multiplication n x m * m x p = n x p
  3,960  Detrend Flux Time Series with Non-Linear Trend
  3,959  Why doesn't numpy.power act element-wise on arrays when the exponent is negative?
  3,959  Numpy/Scipy modulus function
  3,958  Calculating the derivative of cumulative density function in Python
  3,957  Python/Numpy/Scipy: Draw Poisson random values with different lambda
  3,957  Numpy-MKL for OS X
  3,956  numpy padding matrix of different row size
  3,955  Normalisation with a zero in the standard deviation
  3,953  How can I create a numpy array holding values of a multi-variable function?
  3,951  Numpy matrix multiplication returns nan
  3,948  2D Sorting with NumPy - sort 1 row and have the other follow the sorting
  3,947  Python converting ndarrays into graph
  3,947  Lua Equivalent for NumPy and SciPy?
  3,945  how to speed up enumerate for numpy array / how to enumerate over numpy array efficiently?
  3,944  How to install numpy with PyCharm on mac OSX?
  3,943  numpy 2d array max/argmax
  3,943  Matplotlib trendline code.. will run but won't plot the p(x) line ...  I don't know whats wrong.
  3,943  How to integrate a numpy array in scipy?
  3,942  Is it possible to use pearson correlation metric in sklearn?
  3,942  How to print numpy matrix nicely with text headers - python
  3,940  What is sigma clipping? How do you know when to apply it?
  3,940  Py_initialize / Py_Finalize not working twice with numpy
  3,939  Tensorflow - Testing a mnist neural net with my own images
  3,939  How can I make seaborn distribution subplots in a loop?
  3,937  NumPy Array Indexing
  3,937  Can't install numpy or pygame with pip Python 3.6
  3,935  convert itertools array into numpy array
  3,934  Matplotlib: Animate 2D Array
  3,933  numpy savetxt is not adding comma delimiter
  3,932  python, numpy: force new arrays to be as type float
  3,932  Looking for a package in Alpine linux for installing numpy
  3,932  Large matrix multiplication in Python - what is the best option?
  3,931  Subsetting a Pandas series
  3,930  What is the difference between MATLAB/Octave corr and Python numpy.correlate?
  3,930  Delimiter of numpy.savetxt
  3,930  1D numpy array to float
  3,928  Python plot base64 string as image
  3,926  What is different between x.shape[0] and x.shape in numpy?
  3,926  numpy - multiply each element in array by a scaling factor
  3,926  numpy - how to outer join arrays
  3,926  How to select specific rows and columns in 2d array
  3,925  Numpy and Pandas Not Working in Jupyter Notebook on Mac
  3,923  How can I select a specific column from each row in a Pandas DataFrame?
  3,922  Extracting selected feature names from scikit pipeline
  3,921  Sum of colorvalues of an image
  3,921  Search for a pattern in numpy array
  3,921  Opencv : TypeError: contour is not a numpy array, neither a scalar
  3,921  numpy.loadtxt and tab separated values: data type not understood
  3,921  multiple array to dataframe pandas
  3,921  loading complex numbers with numpy.loadtxt
  3,921  Installing matplotlib-venn
  3,921  How does one install/fix a failed numpy installation that works on python 3.4 but not in 3.5?
  3,919  mean pixel subtraction for numpy array
  3,918  Python - Subtracting elements in lists of tuples
  3,918  OpenCV cv2 image to PyGame image?
  3,918  linalg.norm not taking axis argument
  3,914  'float' object is unsubscriptable
  3,913  Python sum up a set of array
  3,913  Mask from max values in numpy array, specific axis
  3,913  Efficiently computing element wise product of transition matrices (m*m) * (n*n) to give (mn*mn) matrix
  3,912  Reshaping OpenCV Image (numpy) Dimensions
  3,911  Trying to strip b' ' from my Numpy array
  3,911  How to check Pandas Dataframe for True or False - Python
  3,910  taking intersection of N-many lists in python
  3,908  AttributeError: 'numpy.ndarray' object has no attribute '_get_object_id'
  3,905  Encode numpy array using uncompressed RLE for COCO dataset
  3,905  Convert structured array to numpy array for use with Scikit-Learn
  3,903  Numpy/Scipy with masks and RGB images
  3,903  Drawing in a matplotlib widget in QtDesigner
  3,902  Numpy Random 2D Array
  3,901  Removing duplicates from a list of numPy arrays
  3,901  numpy datetime64 in recarray
  3,900  invalid type comparison error
  3,899  Split array into equal sized windows
  3,896  Python: Creation of array with fill values according to column/row
  3,896  Error with index. index 0 is out of bounds for axis 0 with size 0
  3,893  Select Rows from Numpy Rec Array
  3,893  Numpy Convert String to Float when Possible
  3,892  Plot aligned x,y 1d histograms from projected 2d histogram
  3,892  How can I plot ca. 20 million points as a scatterplot?
  3,890  Strange numpy random shuffle and seed [closed]
  3,890  Python numpy negative log likelihood calculation when some predicted probabilities are 1
  3,890  numpy.argmin for elements greater than a threshold
  3,889  Lotka-Volterra equations(predator prey) using Runge-Kutta in Python
  3,888  Is there an ''enhanced'' numpy/scipy dot method?
  3,888  How to determine the uncertainty of fit parameters with Python?
  3,887  Using numpy.argpartition
  3,887  Python 2.7 pickle won't recognize numpy multiarray
  3,887  Pairwise operations (distance) on two lists in numpy
  3,886  Convert 16-bit grayscale to QImage
  3,886  32 bit RGBA numpy array from PIL image
  3,885  Pandas 'isin' with output keeping order of input list
  3,885  Error converting large sparse matrix to COO
  3,884  Conditional formatting for 2- or 3-scale coloring of cells of a table
  3,881  Numpy Convert String Representation of Boolean Array To Boolean Array
  3,880  Python Pandas and NumPy.where behavior with mismatching numbers of rows
  3,880  Delete columns of matrix of CSR format in Python
  3,880  Convert numpy matrix into 1D numpy array
  3,878  Understanding output of np.corrcoef for two matrices of different sizes
  3,878  Compare a matrix against a column vector
  3,877  Convert SAS code to Pandas equivalent for groupby.first() and retain function
  3,876  python numpy.convolve to solve convolution integral with limits from 0 to t instead -t to t
  3,876  Format timedelta64 string output
  3,875  n*n Matrix using tile function in python [duplicate]
  3,874  Why is numpy.any so slow over large arrays?
  3,874  Python: Linear Regression, reshaping numpy arrays for use in model
  3,874  finding inflection points in spline fitted 1d data
  3,872  Passing a list to numpy.ix_, or how to slice a multidimensional array, when number of dimensions and selection criteria are not known beforehand?
  3,872  How do I install numpy and matploblib on RedHat?
  3,871  Improving performance of operations on a NumPy array
  3,871  combining two slicing operations
  3,870  Using Excel like solver in Python or SQL
  3,869  Python: convert string array to int array in dataframe
  3,869  how to hide axes in matplotlib.pyplot
  3,868  How to create a Matrix through an iteration in Python
  3,868  Error with Sci-Kit Learn SGD Algo - ''Array contains NaN or infinity''
  3,866  Python's random module made inaccessible by Numpy's random module
  3,866  How to speed up Python code for running on a powerful machine? [closed]
  3,864  NumPy performance: uint8 vs. float and multiplication vs. division?
  3,863  No module found in my python
  3,862  Display NumPy array as continuously updating image with Glumpy
  3,862  3d sobel algorithm in python?
  3,861  numpy dot product with missing values
  3,861  Extracting frequencies from a wav file python
  3,860  Reverse an arbitrary dimension in an ndarray
  3,860  Image Registration and affine transformation in Python
  3,859  interpolation of sparse grid using python (preferably scipy)
  3,858  Zipf Distribution: How do I measure Zipf Distribution
  3,858  Pandas => get index of first and last element by group
  3,858  Conversion error in numpy.loadtxt()
  3,857  Solving a BVP with scipy's solve_bvp
  3,857  How to avoid float values in regression models
  3,856  numpy array memory allocation
  3,855  PIL - TypeError: src is not a numpy array, neither a scalar
  3,854  Train test split without using scikit learn
  3,854  Removing duplicates (within a given tolerance) from a Numpy array of vectors
  3,854  Python - Matplotlib / matplotlib.cbook.TimeoutError: LOCKERROR
  3,853  Grayscale image using opencv from numpy array failed
  3,852  ValueError: all the input array dimensions except for the concatenation axis must match exactly
  3,851  Trying to convert an mp3 file to a Numpy Array, and ffmpeg just hangs
  3,851  How to sum over two indices in python?
  3,851  Find indexes of matching rows in two 2-D arrays
  3,850  How to append element to each vector in a matrix - Python [duplicate]
  3,849  CNN in Tensorflow - loss remains constant
  3,847  Numpy error: underflow encountered in exp
  3,846  pandas DataFrame type cast
  3,846  numpy.polyfit versus scipy.odr
  3,846  How do I select a window from a numpy array with periodic boundary conditions?
  3,846  How do I install openCV via anaconda at mac ?
  3,846  How can I avoid value errors when using numpy.random.multinomial?
  3,844  Python code not running
  3,842  TypeError: src data type = 15 is not supported
  3,842  Matplotlib: IndexError: too many indices for array
  3,841  Solving nonlinear differential first order equations using Python
  3,840  Python Pie chart from CSV data
  3,839  How to obtain reproducible but distinct instances of GroupKFold
  3,837  Faster way to calculate sum of squared difference between an image (M, N) and a template (3, 3) for template matching?
  3,837  Can't figure out what's wrong with data type in numpy loadtxt command
  3,836  Trying to parse text files in python for data analysis
  3,835  Indexing columns (or rows) in a numpy matrix with a Boolean list
  3,835  Converting a data structure of dtype=object to numpy array of dtype=float64
  3,834  How to create a pydub AudioSegment using an numpy array?
  3,833  Sort NumPy float array column by column
  3,832  Multidimensional Array and Magnitude of Gradient
  3,832  Adding a column of zeroes to a csr_matrix
  3,831  Remove head and tail from numpy array PYTHON
  3,829  How can I replace values in an xarray variable?
  3,829  Average arrays with Null values [duplicate]
  3,828  Performance comparison Fortran, Numpy,Cython and Numexpr
  3,827  numpy loading file error
  3,827  Mean over multiple axis in NumPy
  3,827  How to remove outliers correctly and define predictors for linear model?
  3,826  Generate alphanumeric random numbers in numpy
  3,824  NumPy: Calculate mean of certain elements in array
  3,823  numpy.loadtxt could not convert string to float
  3,823  Cannot understand plotting of decision boundary in SVM and LR
  3,822  Need help combining two 3 channel images into 6 channel image Python
  3,822  How to Train scikit-neuralnetwork on images
  3,821  ''TypeError: Image data can not convert to float'' unsing matplotlib in python27
  3,821  Locality Sensitive Hashing of sparse numpy arrays
  3,819  Increment specific coordinates to a numpy array [duplicate]
  3,819  ImportError: No module named array_import -----scipy
  3,819  How to solve an equation with variables in a matrix in Python?
  3,818  Getting attributes from arrays of objects in NumPy
  3,818  Efficient way to do a rolling linear regression
  3,817  How to read JUST filenames of a directory in python and then do the same job for all?
  3,814  Python 2.7 Unrecognized Character G in format string during runtime
  3,814  Efficiently reshape numpy array
  3,813  Selecting which dimension to index in a numpy array
  3,813  np.where 2D array
  3,813  Finding the convolution of two histograms
  3,812  Getting completely wrong fit from python scipy.optimize.curve_fit
  3,811  Python multiprocessing (joblib) best way for argument passing
  3,810  Error Converting Sparse Matrix to Array with scipy.sparse.csc_matrix.toarray()
  3,809  What is the identity of ''ndim, shape, size, ..etc'' of ndarray in numpy
  3,809  numpy append array to array
  3,809  matplotlib creating 2D arrays from 1D arrays - is there a nicer way?
  3,809  How to select not only the maximum of a `numpy.ndarray` but the top 3 maximal values in python?
  3,808  Read csv file into n dimensional array in python
  3,808  Numpy indexing with a one dimensional boolean array
  3,808  How to create a multidimensional array from lists with NumPy?
  3,807  Found input variables with inconsistent numbers of samples when fitting LogisticRegression
  3,806  numpy slice an array without copying it
  3,806  DeprecationWarning: object of type <class 'float'> cannot be safely interpreted as an integer
  3,804  What's the difference between (N,) and (N,1) in numpy? [duplicate]
  3,803  Weibull distribution and the data in the same figure (with numpy and scipy) [closed]
  3,802  Python NumPy vs Octave/MATLAB precision
  3,802  ndimage's center_of_mass to calculate the position of a Gaussian peak
  3,802  List of tuples converted to numpy array
  3,802  Error in `/usr/bin/python': double free or corruption (out): 0x00007f7c3c017260
  3,801  numpy array of zeros or empty
  3,801  Error : No module named numpy.core.multiarray. Maxent tree bank pos-tagger model is already installed
  3,798  numpy.zeros shape statement [duplicate]
  3,798  Numpy Modular arithmetic
  3,797  Integer overflow in numpy arrays
  3,797  How to use math.log10 function on whole pandas dataframe
  3,795  In PIL, why isn't convert('L') turning image grayscale?
  3,795  Infinite path length of graph for networkx
  3,795  Constrained optimization in SciPy
  3,794  python , opencv, image array to binary
  3,793  create a matrix from a list in python
  3,792  Python Histogram using matplotlib on top words
  3,792  Logarithmic plot of a cumulative distribution function in matplotlib
  3,791  How to do conditional statements in pandas/python with null values
  3,791  How do I add Columns to an ndarray?
  3,790  Line-Line intersection in Python with numpy
  3,790  If statements with numpy [closed]
  3,790  Convert numpy array with floats to binary (0 or 1 integers)
  3,789  Elementwise multiplication of arrays of different shapes in python
  3,788  Preserving the dimensions of a slice from a Numpy 3d array
  3,788  'numpy.int64' object has no attribute 'timestamp'
  3,788  how to do scatter/gather operations in numpy
  3,788  Calculate moving average in numpy array with NaNs
  3,786  After upgrading to Numpy 1.8.2, ImportError: cannot import name multiarray
  3,785  Dynamic matrix in Python
  3,784  matplotlib.pyplot.plot, ValueError: could not convert string to float: f
  3,784  Extracting diagonal blocks from a numpy array
  3,784  Concatenate numpy arrays
  3,782  Python - Loop parallelisation with joblib
  3,781  average numpy array but retain shape
  3,779  Pixel coordinates vs Drawing Coordinates
  3,779  How to create in one line a null vector of size 10 but the fifth value being 1 using numpy
  3,779  How to Change File Extension (.npy to .csv) in Python?
  3,778  Vertical Bar chart using rotation='vertical' not working
  3,777  Python - vectorizing a sliding window
  3,776  reading an ascii file with headers given in the first rows into a pandas dataframe
  3,775  Python: Reading Fortran Binary file using numpy or scipy
  3,775  How to remove top and bottom nth% of data
  3,775  Creating an RGB picture in Python with OpenCV from a randomized array
  3,775  Can I use numpy gradient function with images
  3,774  Solving homogeneous system Ax=0 using numpy
  3,774  Precision of numpy array lost after tolist
  3,774  Converting from numpy arrays to a RGB image
  3,774  AttributeError: 'tuple' object has no attribute 'ndim'
  3,773  What is wrong with my cost function in numpy?
  3,772  Read Values from .csv file and convert them to float arrays
  3,772  numpy genfromtxt columns
  3,771  python ValueError: column index exceeds matrix dimensions
  3,771  How to use random.RandomState
  3,770  How to install Numpy & Scipy for Python 3.3 on Moutain Lion
  3,769  Fast 2D rigid body transformations in numpy/scipy
  3,767  Profile Memory Allocation in Python (with support for Numpy arrays)
  3,766  Remove bracket of a array python
  3,766  Numpy svd vs Scipy.sparse svds
  3,766  Numpy sum() got an 'keepdims' error
  3,766  Numpy array addition with NoneType
  3,765  AssertionError: incompatible sizes: argument 'height' must be length 5 or scalar
  3,764  Storing Python objects in a Python list vs. a fixed-length Numpy array
  3,764  Matplotlib bar plot with pandas Timestamp
  3,762  Can you compute the amplitude/power of original signal from Fourier transform?
  3,761  How to convert a numpy array view to opencv matrix?
  3,761  Converting a list into a numpy array
  3,760  How can I generate a Toeplitz matrix in the correct form for performing discrete convolution?
  3,759  How to check if a number is a np.float64 or np.float32 or np.float16?
  3,759  Double integral with function and sampled data Python
  3,759  Assigning real and imaginary parts of a complex array from two arrays containing the two parts - Python
  3,758  Pandas: how to fill null values matching the right types of that column?
  3,758  Flatten a nested list of variable sized sublists into a SciPy array
  3,757  plotting a scatter plot for list/array in matplotlib
  3,757  how to exclude some numbers from a list
  3,756  Numpy Array to Graph
  3,756  Add metadata comment to Numpy ndarray
  3,755  convert numpy int16 audio array to float32
  3,754  insert matrix into the center of another matrix in python
  3,753  How to compute scipy sparse matrix determinant without turning it to dense?
  3,752  Inconsistency in results of aggregating pandas groupby object using numpy.median vs other functions
  3,751  Combining two record arrays
  3,749  python convert string to integer array
  3,749  how to calculate entropy from np histogram
  3,748, b) gives wrong result on multiplication of matrices with similar dimenstions
  3,745  Why doesn't opencv give this rectangle a colour using python's cv2
  3,745  multiply and sum arrays in numpy
  3,745  IronPython vs Python speed with numpy
  3,745  2D linear interpolation: data and interpolated points
  3,744  numpy.digitize returns values out of range?
  3,744  Caffe installation in ubuntu 14.04
  3,743  Why is skimage.transform.rotate significantly slower than PIL's Image.rotate?
  3,743  scipy.polyfit(x, y, 100) would be 100th order polynome, but matplotlib.pyplot.legend displays 53?
  3,742  How to read JPG2000 with Python?
  3,742  How can I convert an ndarray to a matrix in scipy?
  3,741  How to make sure that solution is global minimum while using python scipy.optimize.minimize
  3,740  Python: concatenate arrays stored in a dictionary
  3,740  How can I pass large arrays between numpy and R?
  3,738  numpy.loadtxt: how to ignore comma delimiters that appear inside quotes?
  3,738  Fourier Transform Using Numpy
  3,737  Python and numpy - converting multiple values in an array to binary
  3,737  Convert JSON file to numpy array
  3,736  Passing memoryview to C function
  3,736  How to import matrix from excel into numpy and then graph it? [closed]
  3,736  displaying a colored 2d array in matplotlib in Python
  3,735  Solving overdetermined system in numpy when the value of one variable is already known
  3,735  Calculating velocities and acceleration in python for large numpy arrays
  3,734  Avoid underflow using exp and minimum positive float128 in numpy
  3,733  How to check if two Tensor shapes are the same including None?
  3,733  A numpy array unexpectedly changes when changing another one despite being separate
  3,731  Using scipy pdist on pandas data frames (and) lists
  3,730  Python: Closest Point to a line
  3,730  For a np.array([1, 2, 3]) why is the shape (3,) instead of (3,1)? [duplicate]
  3,729  How to append a column to a 2d numpy array in Python 2.7?
  3,728  How to efficiently compute the heat map of two Gaussian distribution in Python?
  3,727  how to split matrix into 4 quadrants in python using numpy
  3,724  Python Numpy.ndarray.shape limit
  3,724  numpy.sum() gives `TypeError: sum() got an unexpected keyword argument 'dtype'`
  3,724  Does automatically transpose vectors?
  3,723  How to create an numpy array of labels from a numpy array of float?
  3,723  Equivalent of R's of cor.test in Python
  3,722  get the index of point which create ConvexHull
  3,721  How to accumulate values in numpy array by column?
  3,720  Fill zero values of 1d numpy array with last non-zero values
  3,718  Max element/size of a numpy matrix?
  3,717  Comparing RGB histograms: plt.hist, np.histogram, and cv2.compareHist
  3,716  I can't solve issue ''axis -1 is out of bounds for array of dimension 0''
  3,716  Floodfill segmented image in numpy/python
  3,715  Fastest way to Calculate the Euclidian distance between 2 sets of vectors using numpy or scipy
  3,714  Numpy printing with iterator .format throws an error
  3,714  Calling lambda functions with iteration over a numpy array of shape `(n,)`
  3,712  Python: numpy.histogram plot
  3,711  easy_install and pip giving errors when trying to install numpy
  3,711  Delaunay triangulation of point cloud
  3,710  Numpy could not broadcast input array from shape (3) into shape (0) inside the method
  3,710  Is there an equivalent Matlab dot function in numpy?
  3,709  How to write 2D std vector of floats to HDF5 file and then read it in python
  3,709  Efficiently Standardizing Images in a Numpy Array
  3,708  cv2.COLOR_BGR2Lab is not working but cv2.COLOR_BGR2GRAY is working
  3,708  creating elevation/height field gdal numpy python
  3,707  Display image only in R(Red) channel using python
  3,705  Mask numpy array based on index
  3,704  Python draw path between point
  3,704  How to detect if all the rows of a non-square matrix are orthogonal in python
  3,704  How to access an element in a Numpy array
  3,703  error installing numpy on Mac OS X 10.6
  3,703  Apply numpy nonzero row-wise?
  3,702  polynomial surface fit numpy
  3,701  adding gaussian noise to image
  3,700  Numpy's npv calculation
  3,699  Can't get Theano to work on ubuntu 14.04
  3,698  Indexing with Masked Arrays in numpy
  3,698  How to restore a 2-dimensional numpy.array from a bytestring?
  3,698  Cannot import seaborn
  3,695  Python - Fitting exponential decay curve from recorded values
  3,695  Get indices of numpy.argmax elements over an axis
  3,695  Chose the farthest k points from given n points
  3,692  nparray.T.reshape(x, -1).reshape(-1) : what does this do to the nparray?
  3,690  Fastest Way to Multiply Dictionary Values and Output to 'list type'
  3,688  Python Dynamic Array allocation, Matlab style
  3,687  Visualize conv2d filter for TensorBoard image_summary
  3,686  Skimage Python33 Canny
  3,686  At what point should I worry about underflow in numpy values?
  3,684  Cython says buffer types only allowed as function local variables even for ndarray.copy()
  3,683  Numpy: populate a 2D numpy array with sequential integers
  3,683  Number of features of the model must match the input?
  3,683  Aggregate groups in Python Pandas and spit out percentage from a certain count
  3,682  Is there a way to reduce scipy/numpy precision to reduce memory consumption?
  3,681  How to use geopy to obtain the zip code from coordinates?
  3,680  How to read only wav files in a directory using Python?
  3,679  Numpy's float32 and float comparisons
  3,679  Convert Pandas DateTimeIndex to YYYYMMDD integer?
  3,676  How to copy array in Python
  3,676  How do I convert csv string to list in pandas?
  3,676  Convert Dictionary to Numpy array
  3,675  Shape of passed values is (30, 569), indices imply (569, 569)
  3,674  ValueError: setting an array element with a sequence. scipy minimize [closed]
  3,674  tensorflow warning for data types
  3,674  How can I install the latest versions of NumPy/Scipy/Matplotlib/IPython/Pandas on Ubuntu
  3,673  Max of list of lists in Python [duplicate]
  3,673  Convert header into row
  3,673  conditional operation on numpy multidimensional array
  3,672  numpy.tile did not work as Matlab repmat
  3,672  Numpy C-Api example gives a SegFault
  3,672  Flatten numpy array with sub-arrays of different dimensions
  3,671  install scipy package via pycharm in windows 10 64 bit - python 3.5
  3,670  find the dot product of sub-arrays in numpy
  3,670  Error Converting PIL B&W images to Numpy Arrays
  3,669  RuntimeWarning: divide by zero encountered in divide
  3,668  Numpy: Set array element to another array
  3,668  numpy.random.exponential(scale=1.0) returns numbers greater than 1
  3,667  Unpack numpy array shape for general arrays
  3,666  tensor dot operation in python
  3,666  Remove empty 'rows' and 'columns' from 3D numpy pixel array
  3,665  Load column in csv file into spaCy
  3,665  Get norm of numpy sparse matrix rows
  3,664  Numpy Array to SQL Table
  3,664  get indicies of non-zero elements of 2D array
  3,663  opencv warpPerspective parameter count
  3,662  Are Numpy functions slow?
  3,659  Python zero-size array to ufunc.reduce without identity
  3,659  numpy concatenate two matrices . TypeError: only length-1 arrays can be converted to Python scalars
  3,659  imread in pylab vs opencv: returning completely different array values
  3,659  Get smallest N values from numpy array ignoring inf and nan
  3,658  Get the last date of each month in a list of dates in Python
  3,658  Can't get numpy to import with python3.2 [closed]
  3,657  (Python) Is numpy.polynomial.polynomial broken in numpy 1.13.1 version?
  3,657  How to implement a smooth clamp function in python?
  3,656  Why does numpy silently convert my int array to strings when calling searchsorted?
  3,656  Reading a text file and calculating probability and Shannon's entropy
  3,656  Optimizing NumPy with Cython
  3,655  Python tools for out-of-core computation/data mining
  3,655  Find indices of common values in two arrays
  3,653  Python numpy equivalent of R rep and rep_len functions
  3,653  Pytesseract, trying to detect text from on screen
  3,652  Cartesian products of lists without duplicates
  3,651  Python Bar string on x axis
  3,651  Plotting a Network Graph with all edges clearly visible
  3,651  AttributeError: module 'numpy.core.multiarray' has no attribute 'einsum'
  3,650  Return the indexes of a sub-array in an array
  3,650  Lucas Kanade Optical Flow, Direction Vector
  3,650  Efficient iteration over 3D array?
  3,649  More efficient way to invert a matrix knowing it is symmetric and positive semi-definite
  3,648  Python SciPy Possible cases of n choose k
  3,648  Python - How to split cell in a column to a new row based of a delmimeter
  3,647  making binned boxplot in matplotlib with numpy and scipy in Python
  3,647  Euclidean distance of points coordinates in pandas dataframe
  3,645  List comprehension-like approach for numpy arrays with more than one dimension
  3,644  how kurtosis is calculated in scipy?
  3,644  Faster convolution of probability density functions in Python
  3,642  Updating numpy array in loop
  3,642  quadpack.error: Supplied function does not return a valid float in python
  3,642  Library not loaded: libmkl_intel_lp64.dylib, using Anaconda on OS X
  3,642  Adaptive Histogram Equalization in Python
  3,641  Numpy: ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all()
  3,641  How to pass a numpy array of string types to a function in Cython
  3,640  how to add error bars to histogram diagram in python
  3,640  Dynamic numpy array in python
  3,639  How can I make a pandas dataframe out of multiple numpy arrays
  3,638  Softmax derivative in NumPy approaches 0 (implementation)
  3,638  Pearson Correlation after Normalization
  3,637  Python/SciPy: How to get cubic spline equations from CubicSpline
  3,637  python numpy cast problem
  3,636  Increasing speed of a pure Numpy/Scipy convolutional neural network implementation
  3,636  Convert a dict to numpy multi-dimensional array
  3,636  Circular convolution in python
  3,635  ValueError: operands could not be broadcast together with shapes (200,49000) (10,49000) (200,49000)
  3,633  TensorFlow: How to assign labels to image dataset when creating batches?
  3,633  Different behavior of float32/float64 numpy variables
  3,631  When using scipy.optimize.fmin_bfgs I got TypeError: f() missing 1 required positional argument:
  3,631  Scipy ConvexHull and QHull: rank/dimension is not maximal
  3,630  Translating a line of Matlab (bsxfun, rdivide) to Python
  3,630  Optimizing Python KD Tree Searches
  3,627  How do I convert a CSV file to an RGB image using python
  3,627  Fourier Transform in Python 2D
  3,626  ValueError: could not broadcast input array from shape (128,128,3) into shape (128,128)
  3,626  Passing a numpy pointer (dtype=np.bool) to C++
  3,626  Numpy Integer to String Based on Lookup Table
  3,626  Numpy array indexing and/or addition seems slow
  3,626  Find number of zeros before non-zero in a numpy array
  3,626  Data type problem using scipy.spatial
  3,626  Alternative to numpy roll without copying array
  3,625  The PyData Ecosystem
  3,624  If I use python pandas, is there any need for structured arrays?
  3,624  Equivalent of Matlab 'ismember' in numpy (Python)?
  3,622  How to create a diagonal sparse matrix in SciPy
  3,622  Basemap and density plots
  3,621  How to remove nth element in all numpy arrays in a numpy array?
  3,620  Read specific lines from text file as numpy array
  3,620  One-hot encoding of categories
  3,620  Is there a built-in/easy LDU decomposition method in Numpy?
  3,618  Subtract next row use current row, python dataframe
  3,617  Is it possible to speed up this loop in Python?
  3,615  statsmodel AR model answers wrong
  3,614  TypeError / Array indexing; 'int' object does not support item assignment
  3,614  Multiplying all combinations of array elements in numpy
  3,614  Autocorrelation to estimate periodicity with numpy
  3,613  numpy tostring equivalent to numpy fromstring
  3,613  'Float' object has no attribute 'log'
  3,613  Finding differences between all values in an List
  3,613  Convert DatetimeIndex to datetime
  3,612  Open .mat (matlab data) using python
  3,611  Python - Reading HDF5 dataset into a list vs numpy array
  3,611  Different ways to install numpy, scipy, and matplotlib on macOS via homebrew
  3,610  scikits-learn pca dimension reduction issue
  3,610  numpy.concatenate on record arrays fails when array has different length strings
  3,609  line, = plot(x,sin(x)) what does comma stand for?
  3,608  sigmoid RuntimeWarning: overflow encountered in exp
  3,608 with Python broadcasting
  3,608  how to apply a deconvolution method on an image?
  3,607  Python fork(): passing data from child to parent
  3,607  How to edit h5 files with h5py?
  3,607  How do I resolve one hot encoding if my test data has missing values in a col?
  3,606  numpy array indexing with negative index
  3,606  how to extract value from a numpy.ndarray
  3,606  Converting a list into numpy array of specific dimension
  3,605  Extracting unsigned char from array of numpy.uint8
  3,604  Numpy octuple precision floats and 128 bit ints. Why and how?
  3,604  ModuleNotFoundError: No module named 'numpy.testing._private
  3,603  ndim in numpy array loaded with
  3,603  MemoryError when creating and writing
  3,603  Editing Original DataFrame After Making a Copy but Before Editing the Copy Changes the Copy
  3,601  Unpickling from converted string in python/numpy
  3,601  Reading a .VTK polydata file and converting it into Numpy array
  3,601  Pandas converting date with string in
  3,601  Numpy Int Array to HEX and then to String Conversion PYTHON
  3,601  Most efficient way to sum huge 2D NumPy array, grouped by ID column?
  3,601  fastest way to populate a 1D numpy array
  3,600  What is the best way to incrementally build a numpy array?
  3,600  Using PIL to fill empty image space with nearby colors (aka inpainting)
  3,600  Cython: Create memoryview without NumPy array?
  3,598  scipy cdist or pdist on arrays of complex numbers
  3,598  Pythonic way to replace list values with upper and lower bound (clamping, clipping, thresholding)?
  3,598  Installing numpy, still problems
  3,597  What is the default dtype for str like input in numpy?
  3,597  Clustering of sparse matrix in python and scipy
  3,596  Numpy diff inverted operation?
  3,594  Looking for Python package for numerical integration over a tessellated domain
  3,593  Wrapping C function in Cython and NumPy
  3,593  numpy how find local minimum in neighborhood on 1darray
  3,592  convert np.nan into value in numpy array
  3,591  Store Numpy array index in variable
  3,591  Pytorch - Pick best probability after softmax layer
  3,591  Python: calculate the magnetic field of a wire using biot-savart-law
  3,591  Differences between matrix multiplication and array dot
  3,590  Writing a 3D Numpy array to a CSV file
  3,590  Python: ''unsupported operand types for +: 'long' and 'numpy.float64' ''
  3,589  Theano broadcasting different to numpy's
  3,586  initialization of multiarray raised unreported exception python
  3,585  pandas: subtracting two columns and saving result as an absolute
  3,584  Using numpy.array in cython
  3,584  Is there a difference between `board[x, y]` and `board[x][y]` in Python?
  3,583  Numpy casting float32 to float64
  3,582  how numpy partition work
  3,581  Do numpy 1D arrays follow row/column rules?
  3,581  Cython: Should I use np.float_t rather than double for typed memory views
  3,580  XGBoost difference in train and test features after converting to DMatrix
  3,579  How can I always have numpy.ndarray.shape return a two valued tuple?
  3,579  Histogram manipulation to remove unwanted data
  3,579  error of making a test and train data split in sklearn
  3,578  nameerror:name 'array' is not defined [closed]
  3,577  np.genfromtxt multiple delimiters?
  3,575  How to visualize an distance matrix in Python? [duplicate]
  3,574  Rotate meshgrid with numpy
  3,574  Negative infinity and negative zero in numpy
  3,574  data type is numpy.ndarray but expected numpy.int64
  3,573  Transpose array and actually reorder memory
  3,573  A value in x_new is above/below interpolation range
  3,572  PyTorch: passing numpy array for weight initialization
  3,572  Issues installing numpy on OS X 10.6.8
  3,571  How to use numpy with cygwin
  3,570  Stacking images in Python
  3,570  Python: Convert xlrd sheet to numpy matrix (ndarray)
  3,570  Python concatenate arrays in a list
  3,570  Empirical cdf in python similiar to matlab's one
  3,569  Python : How to fill an array line by line?
  3,569  Plotting terrain data with matplotlib plot_surface
  3,569  installation of another version of Numpy
  3,569  Fastest way to check if duplicates exist in a python list / numpy ndarray
  3,568  Sklearn SVM coefficient attribute - how to get class name?
  3,568  How do I fit a quadratic surface to some points in Python?
  3,568  Date formatting for bar charts in matplotlib [duplicate]
  3,566  Optimizing with Cython
  3,565  scipy sparse matrices and cython
  3,565  Cannot install scipy, numpy or pandas with pip
  3,564  numpy.int64' object has no attribute 'replace' while writing xml file using minidom
  3,563  save images in hdf5 files
  3,563  Numpy - How to replace elements based on condition (or matching a pattern)
  3,563  Implementing tridiagonal matrix algorithm (TDMA) with NumPy
  3,562  Python - save binned data to text file
  3,562  How to save weights of a neural network
  3,562  double precision and single precision floating point numbers?
  3,561  How multiarray.correlate2(a, v, mode) is actually implemented?
  3,560  Scipy odeint giving lsoda warning
  3,560  How to avoid incorrect rounding with numpy.round?
  3,558  How to do conditional row summation in numpy?
  3,558  Can Python perform vectorized operations?
  3,557  Different intervals for Gauss-Legendre quadrature in numpy
  3,557  Converting astropy.table.columns to a numpy array
  3,556  numpy.polyfit gives useful fit, but infinite covariance matrix
  3,554  Speed comparison. numpy vs python standard
  3,553  Generate ''random'' matrix of certain rank over a fixed set of elements
  3,552  Using numpy.median on a masked array
  3,552  QR factorisation using modified Gram Schmidt
  3,551  TypeError: unsupported operand type(s) for /: 'list' and 'long'
  3,551  Numpy Array reshape
  3,550  What does (AttributeError: 'NoneType' object has no attribute '__array_interface__') mean?
  3,550  How do I maximize efficiency with numpy arrays?
  3,549  combine matrix and sparse matrix
  3,547  Python pandas: Missing required dependencies ['numpy']
  3,546  Import numpy throws error: SyntaxError: (unicode error) 'unicodeescape' codec can't decode bytes in position 2-3: truncated \uXXXX escape
  3,545  TypeError: unsupported operand type(s) for *: 'method' and 'float'
  3,545  Python importing package in function
  3,545  Python: How to generate frequency count for all variables
  3,545  How to integrate SQLAlchemy and a subclassed Numpy.ndarray smoothly and in a pythonic way?
  3,544  Numpy array, insert alternate rows of zeros
  3,544  Converting string to Numpy datetime
  3,543  Efficient serialization of numpy boolean arrays
  3,541  pandas.apply expects output shape (Shape of passed values is (x,), indices imply (x,y))
  3,540  How to locate a particular ''region'' of values in a 2D numpy array?
  3,539  Reproducing Excel's LINEST function with NumPy
  3,537  Plotting the difference between two datetime64[ns]
  3,535  vectorized approach to binning with numpy/scipy in Python
  3,535  Perform a Standard Deviation on the values in a dictionary
  3,535  Pandas rolling window to return an array
  3,534  Removing NAN's from numpy 2-D arrays
  3,534  how to normalize a numpy array in python
  3,532  Tkinter - getting an array of entry values
  3,532  Plotting all data files in a directory
  3,531  Matplotlib fix axis - too many dates
  3,531  Fast conversion of C/C++ vector to Numpy array
  3,530  Numpy: Using a matrix as indices for another matrix to create a tensor?
  3,530  How to create a Numpy array from a large list of list- python
  3,529  How can i reduce memory usage of Scikit-Learn Vectorizers?
  3,529  Append arrays of different dimensions to get a single array
  3,528  Numpy: Replacing values in a 2D array efficiently using a dictionary as a map
  3,528  Fast calculation of distances to each cluster center for an entire dataset
  3,527  scipy.optimize.fminbound: Set bounds on parameters
  3,527  Is numpy slower than c++ linear algebra libraries like eigen?
  3,527  How to choose randomly between two values? [duplicate]
  3,527  Concatenate two numpy arrays [duplicate]
  3,526  Python: method to remove all duplicate points from a X,Y,Z file that have identical x and y coordinates
  3,526  Matplotlib, avoiding unwanted triangles in plot_trisurf()
  3,526  delete 'nan' or reduce length of numpy array if array contains nan after converting to numpy from pandas [duplicate]
  3,525  Merge axis in numpy array
  3,525  How can I check if one two-dimensional NumPy array contains a specific pattern of values inside it?
  3,524  numpy array dtype is coming as int32 by default in a windows 10 64 bit machine
  3,523  Sum ndarray values
  3,523  Basics of numpy where function, what does it do to the array?
  3,522  stack images as numpy array faster (than preallocation)?
  3,522  Pandas reverse of diff()
  3,520  Looking up large sets of keys: dictionary vs. NumPy array
  3,519  Using NumPy to convert user/item ratings into 2-D array
  3,519  sklearn feature.Extraction 'DictVectorizer' object has no attribute 'feature_names_'
  3,519  NumPy linspace rounding error
  3,519  numpy interp decreasing xp
  3,519  Is there any way to delete the specific elements of an numpy array ''In-place'' in python:
  3,518  Numpy - ImportError: cannot import name shares_memory
  3,516  numpy ufuncs speed vs for loop speed
  3,516  Numba Matrix Vector multiplication
  3,515  numpy.array not working properly?
  3,515  How could I get square root of a symbol in python?
  3,515  Decimal to binary Half-Precision IEEE 754 in Python
  3,515  Create Pandas dataframe from numpy array and use first column of the array as index
  3,514  How do I clip a floating-point number to just below a limit?
  3,514  convert cv2.umat to numpy array
  3,514  Beginner extending C with Python (specifically Numpy)
  3,514  average of a number of arrays with numpy without considering zero values
  3,513  Matlab / Octave bwdist() in Python or C
  3,511  how to call python scipy quad with array inputs
  3,511  How do I create a scipy sparse matrix from a pandas dataframe?
  3,511  Cython prange slower for 4 threads then with range
  3,511  Convert numpy array of RGB values to hex using format operator %
  3,510  Performance: Matlab vs Python
  3,510  Efficient way of making a list of pairs from an array in Numpy
  3,510  Cant install Numpy+MKL
  3,508  Why numpy/scipy is faster without OpenBLAS?
  3,506  Binning of data along one axis in numpy
  3,506  Adding horizontal and vertical lines and colorbar to seaborn jointplot
  3,505  pandas calculate mean of column that has lists instead of single value
  3,505  Numpy: Multiply a matrix with an array of vectors
  3,505  Clean mathematical notation of a for-loop
  3,504  Very slow interpolation using `scipy.interpolate.griddata`
  3,504  How to index 0-d array in Python?
  3,501  Vectorize this function in Numpy Python
  3,501  Sparse Matrix in Numba
  3,501  Remove brackets from numpy array
  3,500  Python - return intersection of two arrays
  3,500  Python - reading/parsing binary file
  3,500  How can I implement a dictionary with a NumPy array?
  3,499  How to store int values in numpy.empty array?
  3,499  How to replace a dataframe column with a numpy array column in Python?
  3,498  Numpy two matrices, pairwise dot product of rows [duplicate]
  3,498  How to find min/max values in array of variable-length arrays with numpy?
  3,497  Using Template Matching on different sizes efficiently
  3,496  Python - Reading a data text file with different delimiters
  3,496  numpy.where() clause error
  3,495  python error : too many indices for array
  3,495  Plotting an awkward pandas multi index dataframe
  3,495  Opencv Python open dng format
  3,492  Python beginner, understanding some code
  3,491  how to interpolate points in a specific interval on a plot formed by loading a txt file in to scipy program?
  3,491  Building a 3D array from a number of 2D arrays with numpy
  3,489  What is the best way to dynamically increase a numpy array in Python?
  3,489  numpy.sort() error ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all()
  3,488  How to fill NaN values in numeric array to apply SVD?
  3,488  Fast incremental update of the mean and covariance in Python
  3,487  Error - Calculating Euclidean distance for PCA in python
  3,486  Python numpy sum (-1)
  3,486  Does calling random.normal on an array of values add noise?
  3,485  What is wrong with this extremely simple numpy script? [closed]
  3,484  Summing Rows in Pandas Dataframe returning NAN
  3,484  Python gradient descent - cost keeps increasing
  3,482  Meshgrid of z values that match x and y meshgrid values
  3,482  Make 2D Numpy array from coordinates
  3,482  Insert image in matplotlib legend
  3,482  How to draw contours using opencv in Python?
  3,482  How to calculate the mean and standard deviation of similarity matrix?
  3,480  Python: How do I create 2x2 array with NumPy?
  3,480  Problems porting Matlab interp2 to SciPy interp2d
  3,478  Embedding Python in MATLAB
  3,477  Passing C++ vector to Numpy through Cython without copying and taking care of memory management automatically
  3,477  Inverting large sparse matrices with scipy
  3,476  error with reading float from two column text file into an array in Python
  3,476  Clarification in the Theano tutorial
  3,476  Can't reshape array with numpy
  3,476  Calculate the percentage for python dictionary
  3,475  using numpy to reduce the size of the matrix
  3,475  numpy mean of multidimensional array
  3,475  Efficiently convert numpy array of arrays to pandas series of arrays
  3,475  Coefficients of Linear Model are way too large/low
  3,474  Use size in Python
  3,474  how to create an environment in anaconda with numpy nomkl?
  3,473  Get matrix product of 3 matrices
  3,473  Forcing datatype for hdf5 file using h5py
  3,473  AttributeError: 'numpy.ndarray' object has no attribute 'units'
  3,471  How can I install matplotlib for my AWS Elastic Beanstalk application?
  3,470  Serialize/deserialize float arrays to binary file using BSON in Python
  3,469  Transforming and Resampling a 3D volume with numpy/scipy
  3,469  Faster matrix power than numpy?
  3,468  How is the gradient and hessian of logarithmic loss computed in the custom objective function example script in xgboost's github repository?
  3,468  Average data by each hour in python [closed]
  3,467  Unable to import even after installing the packages
  3,467  Python: numpy.linalg.linalg.LinAlgError: Singular matrix
  3,467  NumPy 2D array: selecting indices in a circle
  3,465  Type hint for NumPy ndarray dtype?
  3,465  How to get the two smallest values from a numpy array
  3,465  How to find degenerate rows/columns in a covariance matrix
  3,464  Python: Store CSV data in list or array
  3,464  How to resize a binary image through scikit-image?
  3,464  How can I zoom in python plot or make it bigger?
  3,462  Python advanced slicing
  3,462  Counting of adjacent cells in a numpy array
  3,460  Reshape numpy array having only one dimension
  3,460  'Mean of empty slice' warning
  3,460  Drop column that starts with
  3,460  are numpy array elements rounded automatically?
  3,457  How to plot the grid line only using pcolor/pcolormesh
  3,457  Filter out non-zero values in a tensor
  3,456  Producing an array from an ellipse
  3,453  How can I combine graphs in Python? (I'm getting multiple graphs.)
  3,452  How do I make a grid of empty lists in numpy that 'accepts' appending?
  3,451  Mypy/typeshed stubs for Pandas
  3,451  Difference between Sympy and Numpy solvers
  3,450  Dot product between 1D numpy array and scipy sparse matrix
  3,449  Print full value of tensor into console or write to file in tensorflow
  3,449  Matrix power for sparse matrix in python
  3,448  module 'scipy.optimize' has no attribute 'anneal'
  3,448  Converting Python List to Numpy Array InPlace
  3,446  RuntimeWarning: invalid value encountered in double_scalars
  3,444  Python - numpy.loadtxt how to ignore end commas?
  3,444  Numpy not found after installation
  3,444  Modifying/Overwriting NumPy Array
  3,441  Rewriting a for loop in pure NumPy to decrease execution time
  3,441  numpy array using python's long type
  3,441  How to convert NumPy array to cv array without using fromarray()?
  3,441  Can I use idxmax() instead of argmax() in all cases?
  3,440  Scipy - All the Solutions of Non-linear Equations System
  3,440  ImportError: No module named numpy.distutils.core while installing XGBoost in Windows/Python
  3,440  Compare column names of Pandas Dataframe
  3,440  Adding data to existing h5py file along new axis using h5py
  3,438  Optimizing a nested-loop operation
  3,435  Python: Looking for a specific value in array column
  3,435  How to obtain a weighted gaussian filter
  3,435  How do I change a value in a .npz file?
  3,435  Create Folder with Numpy Savetxt
  3,435  comparing row in numpy array
  3,434  Assign multiple values to multiple slices of a numpy array at once
  3,433  Using arrays in for loops python
  3,433  Python Pandas: Get dataframe.value_counts() result as list
  3,433  exporting from/importing to numpy, scipy in SQLite and HDF5 formats
  3,433  Can anybody explain me the numpy.indices()?
  3,432  Filtering CSV data using Python/numpy
  3,431  How to change multiple Pandas DF columns to categorical without a loop
  3,431  Histogram of sum instead of count using numpy and matplotlib
  3,431  Computing mean square displacement using python and FFT
  3,430  Why is this syntax not working in Python?
  3,429  np.percentile not equal to quartiles
  3,429  How to create a Boolean array from an array of indices in numpy?
  3,428  Numpy, python: automatically expand dimensions of arrays when broadcasting
  3,427  numpy matrix inversion rounding errors
  3,427  Install numpy + pandas as dependency in
  3,427  Get sums of pairs of elements in a numpy array
  3,426  Numpy matrix multiplication error
  3,426  How can I find out if A * B is a Hadamard or Dot Product in Numpy?
  3,425  Numpy.loadtxt imports data as array of arrays rather than a multidimension array
  3,425  numpy arctan2 bug or usage issues?
  3,425  Logical indexing in Numpy with two indices as in MATLAB
  3,425  Accessing Lower Triangle of a Numpy Matrix?
  3,424  Stacking numpy recarrays without losing their recarrayness
  3,424  How to sort a list based on the output of numpy's argsort function
  3,424  error when plotting log'd array in matplotlib/scipy/numpy
  3,423  Saving Pandas dataframe indices to file
  3,423  Calculating an average for every X number of lines
  3,421  Exponential regression function Python
  3,420  NumPy linalg.eig
  3,420  Numpy Array Division - unsupported operand type(s) for /: 'list' and 'float'
  3,419  Plot/Convert an expression coming from sympy: Taylor series with matplotlib
  3,419  how to use converters in numpy to change time string into number
  3,419  Finding very large jumps in data
  3,418  Using Numpy's readtxt to read Hex numbers
  3,418  Keras LSTM training data format
  3,418  Joint entropy in python
  3,418  Have trouble uninstall scipy on osx
  3,417  reshaping image feed to tensorflow
  3,416  Making my NumPy array shared across processes
  3,416  efficiency of inverting a matrix in numpy with Cholesky decomposition
  3,416  Converting a scipy coo_matrix to pytorch sparse tensor
  3,416  Convert array into percentiles
  3,415  reshape numpy 3D array to 2D
  3,415  Getting InvalidArgumentError in Tensorflow
  3,414  Numpy installation dependency
  3,414  Matrix Constraints with Scipy.Optimize.Minimize
  3,414  How to input a 2D array in Keras-Python?
  3,413  keep getting ''only length-1 arrays can be converted to Python scalars''
  3,412  What's the best way to create a ''3D identity matrix'' in Numpy?
  3,411  Does NumPy have an inverse of unravel_index()?
  3,411  Compute a Jacobian matrix from scratch in Python
  3,411  Animation with contours matplotlib
  3,410  scipy for ABAQUS on 64 bit Windows system
  3,410  python numpy pairwise edit-distance
  3,410  Extracting rows/columns of numbers from a txt file in Python
  3,410  cv2.calcOpticalFlowPyrLK Adding New Points
  3,410  Combining two Gaussians into another Guassian [closed]
  3,409  Using scipy fft to calculate autocorrelation of a signal gives different answer from the direct calculation
  3,409  Using numpy functions when dtype is object
  3,409  FFT based image registration (optionally using OpenCV) in cpp?
  3,408  Numpy RuntimeWarning: divide by zero encountered in log10
  3,408  Most efficient way to create an array of cos and sin in Numpy
  3,408  How to sort two-dimensional array in python
  3,407  Theano element wise maximum
  3,407  Tensorflow numpy image reshape [grayscale images]
  3,407  Dynamic Array 2D in Python
  3,404  Python: Successive-over-relaxation (Gauss-Seidel with relaxation) code is not converging
  3,404  Numpy random seed valid for entire jupyter notebook
  3,403  strange numpy fft performance
  3,403  How to convert pandas DataFrame into bytes and vice versa?
  3,403  Estimating confidence intervals around Kalman filter
  3,402  How to override OSX's version of numpy when I import in Python 2.7?
  3,402  Get non-masked values in Numpys Masked arrays
  3,401  Matching Pandas DataFrame Column Values with another DataFrame Column
  3,399  Numpy savez / load thousands of arrays, but not in one step
  3,399  numpy fromiter with generator of list
  3,399  Numpy array of dicts
  3,399  Fit spline through scatter
  3,398  How to export DataFrame to_json in append mode - Python Pandas?
  3,398  Efficient way to find price momentum in python: averaging last n entries of a column
  3,397  Performance of various numpy fancy indexing methods, also with numba
  3,396  Fast conversion of time string (Hour:Min:Sec.Millsecs) to float
  3,396  Determine if there is at least one zero in a multidimensional numpy array
  3,395  Numpy dot product very slow using ints
  3,395  gaussian sum filter for irregular spaced points
  3,394  Using fit transform on a numpy array
  3,394  Unwrap angle to have continuous phase
  3,394  loading EMNIST-letters dataset
  3,393  Partition a list into sublists by percentage
  3,392  Plotting histogram of floating point numbers and integers in python
  3,391  Fill an array with nan in numpy
  3,390  What is the built-in function A of numpy array.A?
  3,390  Iterate over numpy with index (numpy equivalent of python enumerate)
  3,390  How to read a text file with mixed data_types automatically in Python?
  3,389  numpy.distutils.system_info.NotFoundError: no lapack/blas resources found :Error while installing scipy
  3,389  Efficient way to sample a large array many times with NumPy?
  3,388  Python Multiple Simple Linear Regression
  3,385  Faster rolling_apply on a Pandas DataFrame?
  3,384  scipy function always returns a numpy array
  3,384  How to compute moving (or rolling, if you will) percentile/quantile for a 1d array in numpy?
  3,383  Variables with dynamic shape TensorFlow
  3,383  Butterworth filter applied on a column of a pandas dataframe
  3,382  write numpy array with its size to binary file
  3,382  autocorrelation function of time series data with numpy
  3,381  Find the second closest index to value
  3,379  Python/numpy locating Runtime Warning
  3,378  Reading numpy matrix in batches in Tensorflow
  3,377  Is there a method in numpy to multiply every element in an array?
  3,376  Fastest way of comparing two numpy arrays
  3,376  Can not find linspace in python3
  3,376  Assign value to array in dictionary: 'numpy.float64' object does not support item assignment
  3,375  Why do I get error trying to cast np.array(some_list) ValueError: could not broadcast input array
  3,375  SQL join or R's merge() function in NumPy?
  3,375  Numpy: creating an empty array results in memory error?
  3,375  How to get a percentile for an empirical data distribution and get it's x-coordinate?
  3,375  Extending Numpy with C function
  3,374  What does Grid_scores_ mean in Scikit-learn's GridSearchCV
  3,374  Python Numpy : np.int32 ''slower'' than np.float64
  3,374  Numpy TypeError: an integer is required
  3,374  Numerical issue with np.exp()
  3,374  How to use SVM regression in Iris dataset with pandas
  3,374  How can i view the entire matrix in python? [duplicate]
  3,373  How to set a PyQtGraph GraphicView window to maximized state
  3,372  Take first dimension in ndarray python
  3,372  Python: Multiplying a 3x3 matrix to 3nx1 array without using loops [closed]
  3,371  Scipy Newton with derivative: TypeError: 'numpy.float64' object is not callable
  3,371  Inverse function of numpy.polyval()
  3,371  Fastest way to filter a numpy array by a set of values
  3,371  Efficient 1D linear regression for each element of 3D numpy array
  3,370  reading middlebury 'flow' files with python (bytes array & numpy)
  3,370  Reading and manipulating multiple netcdf files in python
  3,370  Python struct like Matlab
  3,370  numpy pad array with nan, getting strange float instead
  3,370  cpython vs cython vs numpy array performance
  3,369  reading nested .h5 group into numpy array
  3,368  MATLAB ksdensity equivalent in Python
  3,367  RuntimeWarning: overflow encountered in square
  3,367  Python numpy masked array initialization
  3,364  Numpy optimization with Numba
  3,363  How do I implement the Probability density function of a Gaussian Distribution
  3,363  Fill shape using ndimage.binary_fill_holes
  3,363  Accessing the first items in a numpy array of tuples
  3,362  Why this numba code is 6x slower than numpy code?
  3,362  calculate distance of 2 list of points in numpy
  3,361  Why numpy is 'slow' by itself?
  3,361  Split numpy array into chunks by maxmimum size
  3,360  Port Python virtualenv to another system
  3,360  Is it possible to convert a numpy int64 array to type int
  3,359  Sphinx Autodoc and NumpyDoc
  3,359  Performance of numpy.searchsorted is poor on structured arrays
  3,359  Numpy fft.pack vs FFTW vs Implement DFT on your own
  3,359  How to replicate a row of an array with numpy?
  3,358  Select rows from a pandas dataframe with a numpy 2D array on multiple columns
  3,358  NumPy Data Type Not Understood
  3,358  magnetic field visualization with quiver-function in Python
  3,358  EOFError: ran out of input. Getting this error when trying to pickle.loads from a socket
  3,357  How to make a tuple including a numpy array hashable?
  3,357  How to check Pandas cell value is nan
  3,356  Scipy.optimize.minimize function to determine multiple variables
  3,356  Computing the mean square displacement of a 2d random walk in Python
  3,355  Filling array with zeros in numpy
  3,354  install numpy and matplotlib to locally installed python2.7 in linux
  3,353  Should I preallocate a numpy array?
  3,353  matplotlib: How to conditionally plot a histogram from a 2d array
  3,351  no module named `numpy` in python 3.6 interpreter
  3,349  Slicing numpy array with another array
  3,349  Python 3.x's dictionary view objects and matplotlib
  3,349  filling numpy array with random element from another array
  3,348  ModuleNotFoundError: No module named 'numpy'; but numpy installed
  3,348  How to print numpy array in binary representation mode
  3,347  System of equations, non-square
  3,347  How can I create a matrix, or convert a 2D array into matrix in Python?
  3,346  Replacing values in numpy array
  3,346  2D motion estimation using Python, OpenCV & Kalman filtering
  3,343  Getting the singular values of np.linalg.svd as a matrix
  3,343  Get all except first and last n elements of a numpy array
  3,343  Extract histogram modes by detecting the local maxima of a vector with NumPy/SciPy
  3,342  Outer product with Numpy and Ndarray
  3,342  How to make a numpy recarray with datatypes (datetime,float)?
  3,341  pip install numpy pandas fails?
  3,341  Fastest way to read every n-th row with numpy's genfromtxt
  3,341  Add and access object-type field of a numpy structured array
  3,340  Type error, and then ValueError: x and y must have same first dimension
  3,340  Series object not callable
  3,340  Scikit grid search for KNN regression ValueError: Array contains NaN or infinity
  3,340  'int' object has no attribute 'item' in numpy array [closed]
  3,339  saving a numpy array as a io.BytesIO with jpg format
  3,339  Parallelizing python: multiprocessing vs cython
  3,339  keyError when trying to drop a column in pandas.
  3,339  ImportError with scipy/sklearn: `/usr/lib/ undefined symbol: ATL_chemv`
  3,339  How is numpy's fancy indexing implemented?
  3,339  Alternative of numpy.linalg.pinv in tensorflow
  3,337  Solve system of linear integer equations in Python
  3,337  Python/numpy tricky slicing problem
  3,337  How can I subtract a scalar from every element in one axis of an ndarray
  3,337  cumsum per group in column ordered by second column append to original dataframe
  3,336  speeding up numpy kronecker products
  3,335  Matplotlib: unsupported operand type(s) for -: 'list' and 'float'
  3,334  Precision in numpy: issues while comparing numbers
  3,334  numpy - return first index of element in array [duplicate]
  3,334  Combining multiple timeseries data to one 2d numpy array
  3,332  Numpy structured array with datetime
  3,332  Indices of fixed size sub-matrices of numpy array
  3,331  error importing stats from scipy- new computer with new ArcGIS 10.1 install
  3,331  Appending to file using savetxt
  3,330  applying a function to each element in vector in numpy
  3,329  Using Pandas value.counts() to get one value
  3,329  scipy: how to get all non-zero value index for each row?
  3,329  numpy array - more and less than [duplicate]
  3,329  How to implement Numpy where index in TensorFlow?
  3,327  Reconcile np.fromiter and multidimensional arrays in Python
  3,326  resize a 2D numpy array excluding NaN
  3,324  Numpy sum of values in subarrays between pairs of indices
  3,324  N dimensional array in python
  3,324  Fast algorithm to compute Adamic-Adar
  3,324  Comparing NumPy arrays so that NaNs compare equal
  3,323  pytorch: Convert a tuple of FloatTensors into a numpy array
  3,323  how to use vstack in a for loop in order to append csr_matrix matrices together
  3,323  Calculating thd in python
  3,322  Specifying default dtype for np.array(1.)
  3,322  Scipy sparse dia_matrix solver
  3,322  Displaying a cvMatrix containing complex numbers (CV_64FC2)
  3,322  Convert RGB array to HSL
  3,320  Along what axis does mpi4py Scatterv function split a numpy array?
  3,319  Pandas Random Weighted Choice
  3,318  Pandas: How do I repeat dataframe for each value in a series?
  3,317  numpy sliding 2d window calculations
  3,317  Convert vtkPoints to numpy array?
  3,316  How to calculate a Confidence Interval using numpy.percentile() in Python
  3,315  random.expovariate(rate) and numpy.random.poisson(quantity) yield the same average value, but the distributions are vastly different. Why is this?
  3,314  Python gzip: OverflowError size does not fit in an int
  3,314  Inexplicable Numpy nan's in np.sqrt() or np.arctan() [closed]
  3,313  why is numpy shape empty?
  3,312  Read a 3d Array from File
  3,312  Determine arguments where two numpy arrays intersect in Python
  3,311  Python float vs numpy.float32 [duplicate]
  3,311  Implementing Adagrad in Python
  3,311  Describing gaps in a time series pandas
  3,311  Axes labels within numpy arrays
  3,310  Blur from OpenCV in Region of Interest
  3,309  Sphinx Unexpected section title - numpydoc
  3,309  Meaning of the function numpy.fft.fftfreq
  3,308  Python converting lists into 2D numpy array
  3,308  Overlay two numpy arrays treating fourth plane as alpha level [duplicate]
  3,308  Numpy - show decimal values in array results
  3,308  Create 2D projection of 3D matrix in python
  3,307  KeyError: 'Date'
  3,307  How do I turn a Pytorch Dataloader into a numpy array to display image data with matplotlib?
  3,306  Why numpy gave ''segmentation fault'' upon import and pydoc?
  3,306  Sparse matrix: how to get nonzero indices for each row
  3,306  numpy and pandas timedelta error
  3,305  import Numpy as np ModuleNotFoundError: No module named 'Numpy'
  3,305  Error in python numpy
  3,304  Python TypeError: list indices must be integers, not tuple
  3,304  Python split a list of datetimes by year + month
  3,303  Errors to fit parameters of scipy.optimize
  3,301  Why doesn't numpy.random and multiprocessing play nice? [duplicate]
  3,300  How to write numpy arrays to .txt file, starting at a certain line?
  3,298  python how to inverse a sparse matrix [closed]
  3,298  Extracting data in Python script from Paraview 4.2
  3,297  Resizing numpy.memmap arrays
  3,297  pandas installation on ubuntu error code 1 in /tmp/pip-build-FM0q5o/pandas/
  3,297  Best practice for upgrading Python modules?
  3,296  Numpy - loadtxt and using converter for date
  3,296  How to plot a 3d scatterplot with the color determined from another variable?
  3,295  Using python/numpy to create a matrix?
  3,295  Python  -  Matplotlib redrawing lines without previous lines remaining
  3,295  How to remove a comma at the end every row in a CSV with Python?
  3,295  How to get RMSE from scipy.optimize.leastsq module
  3,295  extract the first occurrence in numpy array following the nan
  3,295  Convert PIL image to OpenCV2 image
  3,295  Check Upper or Lower Triangular Matrix
  3,294  NumPy exception when using MLlib even though Numpy is installed
  3,294  Count number of unique values for multiple columns in Python [duplicate]
  3,294  Convert a variable sized numpy array to Tensorflow Tensors
  3,292  Using bool array mask, replace False values with NaN
  3,291  Use fill_value outside boundaries with scipy.interpolate.griddata and method=nearest
  3,291  Python/numpy: Get array locations of a list of values
  3,291  How to get mean of rows selected with another column's values in pandas
  3,291  Explanation of the scatter method in python (for machine learning)
  3,290  ValueError: setting an array element with a sequence at fit(X, y) in k-nearest neighbor
  3,289  SciPy SVD vs. Numpy SVD
  3,289  Python: ''TypeError: list indices must be integers, not tuple''
  3,289  python- convolution with step response
  3,289  How to setup numpy in jython
  3,288  Can numpy's argsort give equal element the same rank?
  3,287  Fast duplicates removal in numpy and python
  3,286  When use ''cv2.drawMatches'', error occurs: ''outImg is not a numpy array, neither a scalar'' [closed]
  3,286  slicing a 2d numpy array
  3,286  loading arrays saved using in append mode
  3,286  Evaluate all pair combinations of rows of two tensors in tensorflow
  3,285  memory overflow when using numpy load in a loop
  3,285  how to install panda using easy_install?
  3,285  Converting pandas data frame into numpy ndarray [duplicate]
  3,284  Why does numpy.copy of a nympy.matrix not act like the original matrix ? Multiplication with the transpose of that copy does not work
  3,284  Is there a built-in function in Tensorflow for shuffling or permutating tensors?
  3,284  How to display a percentage of an Array in python
  3,282  python math, numpy modules different results?
  3,281  Total size of array must be unchanged
  3,281  NumPy: using loadtxt or genfromtxt to read a ragged structure
  3,281  Flip and rotate numpy array
  3,280  Numpy: Indexing over the last axis when you don't know the rank in advance
  3,280  How to use KBinsDiscretizer to make continuous data into bins in Sklearn?
  3,279  How to save solve this: saving images with PIL.Image
  3,278  fastest way to iterate in python
  3,277  How can I get specific rows of a tensor in TensorFlow?
  3,277  Generating random numbers to obtain a fixed sum(python) [duplicate]
  3,277  boost.python argument type mismatch (numpy.int64 -> int)
  3,276  Pass vector (float4) kernell argument to OpenCL (Python)
  3,276  How to choose where numpy.savez saves the files?
  3,275  Why does numpy.power return 0 for small exponents while math.pow returns the correct answer?
  3,274  Parsing specific columns from a dataset in python
  3,274  Calculating autocorrelation function with Python
  3,273  Solve Lotka-Volterra model using SciPy
  3,272  ValueError: cannot reshape array of size 189000 into shape (28,28,1)
  3,272  numpy - how to add a value to every element in the first column of an array?
  3,271  limit how much data is read with numpy.genfromtxt for matplotlib
  3,271  Better way to calculate difference between numpy unsigned ints in Python
  3,270  Python: How does one typically get around ''Maximum allowed dimension exceeded'' error?
  3,270  Python error ''cannot perform reduce with flexible type'' when finding maximum
  3,270  MoviePy VideoFileClip instance has no attribute 'reader'
  3,270  How to make multidimensional array by numpy.repeat [duplicate]
  3,270  How do I inner join two array in numpy?
  3,270  Effectively change dimension of scipy.spare.csr_matrix [duplicate]
  3,270  cv2.hough circles error on video
  3,269  Finding blank regions in image
  3,269  Applying a filter on an image with Python
  3,267  Reshape the image matrix in python
  3,266  Acces all off diagonal elements of boolean numpy matrix
  3,265  Python, use multiprocessing to further speed up a cython function
  3,264  pandas string data types
  3,264  OLS in Python with Dummy Variables - Best Solution?
  3,264  How to compare 2 sparse matrix stored using scikit-learn library load_svmlight_file?
  3,264  How can I sample a multivariate log-normal distribution in Python?
  3,263  Memory error in np.hstack()
  3,262  Get row-index of the last non-NaN value in each column of a pandas data frame
  3,262  Create Pandas dataframe with list as values in rows
  3,261  Double the length of a python numpy array with interpolated new values
  3,258  SciPy Curve Fit Fails Power Law
  3,258  Numpy masked arrays - indicating missing values
  3,257  numpy: efficient execution of a complex reshape of an array
  3,257  Convert numpy int array to boolean array
  3,257  Convert a list of dictionaries to numpy matrix? [duplicate]
  3,256  sklearn classification_report ValueError: Unknown label type:
  3,256  How to show numpy 2d array as grayscale image in Jupyter Notebook? [duplicate]
  3,255  using numpy to convert an int to an array of bits
  3,255  The truth value of an array with more than one element is ambiguous (numerical)
  3,255  Stepinfo in Python [closed]
  3,255  How to get the frequency of a specific value in a numpy array
  3,254  Equivalent of named tuple in NumPy?
  3,254  Converting an array of numpy arrays to DataFrame
  3,253  A system of linear equations such that matlab backslash and numpy.linalg.solve produce different solutions
  3,252  Issue with true division with Numpy arrays
  3,251  Unexpected nan behaviour when summing a numpy array full of nan
  3,251  Discretised color map with transparency in Matplotlib
  3,250  Replacing elements in a numpy array when there are multiple conditions
  3,250  multiple numpy version on Mac OS X
  3,250  How do I implement leaky relu using Numpy functions
  3,249  What is the best drop-in replacement for numpy.interp if I want the null interpolation (piecewise constant)?
  3,248  Trying to append arrays
  3,248  Passing numpy arrays in Cython to a C function that requires dynamically allocated arrays
  3,248  Diagonal stacking in numpy?
  3,247  Numpy 2D- Array from Buffer?
  3,246  Python numpy split a csv file by the values of a string column
  3,245  Tensorflow error ''unhashable type: 'numpy.ndarray'''
  3,244  Python on Jupyter: import cv2
  3,244  how to remove specific character in numpy?
  3,243  Fast, elegant way to calculate empirical/sample covariogram
  3,243  2D Array from a columned text file in python
  3,242  Matlab to Python code conversion: Binary phase-shift keying (BPSK)
  3,242  Inverse of np.percentile() [duplicate]
  3,242  How to convert a scipy row matrix into a numpy array
  3,241  Python Numpy: ValueError: shapes (200,2) and (1,2) not aligned: 2 (dim 1) != 1 (dim 0)
  3,241  Is openpyxl the fastest package to use to read big xlsx files?
  3,241  CompilerWarning with OpenCL
  3,240  Python+OpenCV+py2app: numpy.core.multiarray failed to import
  3,238  How can I use a Pandas data structure to calculate autocorrelation?
  3,237  FFT results Matlab VS Numpy (Python) : not the same results
  3,235  Scale the real part of complex numpy array
  3,233  Vector-valued function interpolation using NumPy/SciPy
  3,233  Remove string quotes from array in Python
  3,233  Numpy loadtxt rounding off numbers
  3,233  How can I import a 3d model/mesh with python
  3,232  Unknown error in mpl_finance candlestick. What to do?
  3,232  Multiply two arrays with different dimensions using numpy
  3,231  IO Error: csv file does not exist though it exists at given location specified
  3,230  puzzled on how to slice a numpy array
  3,230  Pandas and Python image to numpy array [closed]
  3,230  Closing a file after using np.load (using Spyder)
  3,229  Using numpy fromfile on binary file returns 1 dimension ndarray
  3,229  numpy dot product and matrix product
  3,228  Load images into numpy array
  3,228  How to synthesize sounds?
  3,228  how to get the index of the largest n values in a multi-dimensional numpy array [duplicate]
  3,228  How to display tiff file in color?
  3,227  Skip rows when reading data from file using numpy.genfromtxt
  3,227  Python - Get steps needed to convert matrix to RREF
  3,227  Fast way to convert an array of integers to color strings or color values in python
  3,226  Python pseudo inverse and determinant of a vector
  3,226  Parse matrix from XML using Python
  3,226  Numpy splitting multidimensional arrays
  3,225  Comparing numpy datatypes to strings
  3,223  Cosine similarity yields 'nan' values pt.II
  3,222  emacs-jedi does not find numpy completions
  3,222  Converting 3x32x32 size numpy image array to 32x32x3 and saving to actual image in Python
  3,222  2d convolution in python with missing data
  3,221  find the frequency amplitude and phase of a wav file by fft
  3,221  Better alternative to nested for loops through arrays in numpy?
  3,220  NumPy has no attribute array [duplicate]
  3,220  How to Convert (timestamp, value) array to timeseries [closed]
  3,219  Writing an infinite sum (of a function that has an integral) in Python
  3,219  TypeError: len() of unsized object when slicing a dataframe - different float formats?
  3,219  matplotlib.mlab.griddata very slow and returns array of nan when valid data is input
  3,219  Group numbers into ranges in Python [duplicate]
  3,217  Python ImportError "cannot import name 'multiarray'
  3,217  Numpy: axis 1 is out of bounds for array of dimension 1
  3,217  Most efficient way to groupby => aggregate for large dataframe in pandas
  3,216  How to implement maxpool: taking a maximum on sliding window on image or tensor
  3,216  AttributeError: module 'statsmodels.sandbox' has no attribute 'stats'
  3,214  Python3 Pillow Get all pixels on a line
  3,214  Distance/absolute error between two numbers [closed]
  3,212  Writing functions that accept both 1-D and 2-D numpy arrays?
  3,211  Transposing the list
  3,211  pandas histogram with logarithmic axes
  3,210  Loop for Subtracting within Array Elements
  3,210  Assigning arrays as values for a key in a dictionary
  3,208  What's the efficient inverse-operation of numpy.array_split?
  3,208  numpy sort arrays based on last column values [duplicate]
  3,208  Get a subarray from a numpy array based on index
  3,207  numpy.polyfit with adapted parameters
  3,207  ndarray field names for both row and column?
  3,207  How to reshape a Numpy array from (x,y,z) to (y,z,x)
  3,207  How can I read 10-bit Raw image? which contain RGB-IR data
  3,205  How to find maximum negative and minimum positive number in a numpy array?
  3,204  Numpy savetxt: How to save file into a relative path?
  3,204  Install matplotlib to pypy
  3,204  ''Incompatible Dimensions'' using lstsq with Python's numpy
  3,204  Approximation of covariance for differently sized arrays
  3,204  Append to Numpy Using a For Loop
  3,203  How to create a 2D ''rect'' array (square block of 1's, else 0's) in numpy?
  3,203  Eigen Matrix Multiplication Speed
  3,203  Calculate cosine similarity of all possible text pairs retrieved from 4 mysql tables
  3,203  Attempt to open h5py file, returns errorno = 17, error message = 'file exists'
  3,203  anaconda ImportError: No module named numpy after pip uninstall
  3,202  Using polyfit on pandas dataframe and then adding the results to new columns
  3,202  python, plot triangular function into 2d arrays
  3,200  numpy.logical_and versus multiplication
  3,200  how to copy numpy array value into higher dimensions
  3,199  'TypeError: an integer is required' when initializing random weight matrix in numpy with numpy.random.randn()
  3,199  python filter 2d array by a chunk of data
  3,197  sum over values in python dict except one
  3,197  Standard Deviation of a percentage change in Python
  3,196  Find the lengths of list within numpy ndarray
  3,195  Read a sequence of images with VideoCapture
  3,195  Get Nearest Point from each other in pandas dataframe
  3,194  Tensorflow loss not decreasing and acuraccy stuck at 0.00%?
  3,194  Combine Sklearn TFIDF with Additional Data
  3,192  Sort matrix based on its diagonal entries
  3,192  Read the picture as a grayscale numpy array, and save it back
  3,192  padding arrays using numpy
  3,192  Memory error In instantiating the numpy array
  3,192  Change default arguments of function in python
  3,191  Python: write numpy array contents to file
  3,190  Python Matrix multiplication; numpy array
  3,189  python numpy.where function for lists
  3,189  Matlab freqz function in Python
  3,189  Cython buffer declarations for object members
  3,188  Unable to convert a sparse matrix to a dense one
  3,188  Sliding Gabor Filter in python
  3,188  Plotting a set of data with two columns?
  3,187  numpy AttributeError: with theano module 'numpy.core.multiarray' has no attribute _get_ndarray_c_version
  3,187  How to apply numpy random.choice to a matrix of probability values (Vectorized solution)
  3,187  Conversion from numpy array float32 to numpy array float64
  3,186  Understanding Matrix to List of List and then Numpy Array
  3,186  NumPy won't upgrade from 1.5.1 to 1.6.2 on OS X 10.7
  3,185  Save scipy object to file
  3,185  Proper way to do row correlations in a pandas dataframe
  3,184  numpy array conversion to pairs
  3,182  Scatter() takes at least 2 arguments (1 given)
  3,182  Efficient way of taking Logarithm function in a sparse matrix
  3,181  Python/Numpy error: NULL result without error in PyObject_Call
  3,181  Find the index corresponding to the max value of a numpy array
  3,181  AttributeError: 'Tensor' object has no attribute 'reshape'
  3,180  Power of a decimal number producing OverflowError
  3,179  Speed up reading wav in python
  3,179  Numpy: views vs copy by slicing
  3,179  How to interpolate using nearest neighbours for high dimension numpy python arrays
  3,178  Spliting dataframe in 10 equal parts and merge 9 parts after picking one at a time in loop
  3,178  How to build a numpy array row by row in a for loop?
  3,177  numpy index slice with None
  3,176  Python: Type error when drawing contour plot
  3,174  Two-dimensional np.digitize
  3,173  Why Numpy has dimension (n,) instead of (n,1) only [duplicate]
  3,173  How can I prevent Numpy/ SciPy gaussian blur from converting image to grey scale?
  3,173  Convert a Pandas DataFrame to a multidimensional ndarray
  3,172  Python: Reading complicated text files with numpy
  3,172  How to choose number of bins in numpy.histogram?
  3,172  Delimiting contiguous regions with values above a certain threshold in Pandas DataFrame
  3,170  Python pandas groupby agg function on datetime columns
  3,170  Numba jit nopython mode: tell numba the signature of an external arbitrary function
  3,170  find Markov steady state with left eigenvalues (using numpy or scipy)
  3,168  Understanding the use of any() and all() in numpy arrays
  3,168  Python keras neural network (Theano) package returns an error about data dimensions
  3,168  matplotlib hist while ignoring a particular no data value
  3,168  How to make 3d bar plot in Python
  3,166  MemoryError from numpy.linalg.svd for large matrices
  3,166  how to copy an array into a bigger array(partial copy)
  3,164  numpy read .csv with complex number
  3,163  setuptools, numpy.distutils.core, install_requires, and f2py extension
  3,163  Pandas dataframe to 1-d array
  3,163  filling in numpy array
  3,162  Singular Value Decomposition: Different results with Jama, PColt and NumPy
  3,162  ImportError: No module named ''
  3,162  How can I make a greyscale copy of a Surface in pygame?
  3,160  Using Python how do I generate a random number within a range for each row in Pandas dataframe?
  3,160  Theano fails due to NumPy Fortran mixup under Ubuntu
  3,160  Implementing complex number comparison in Python?
  3,159  TypeError: data type not understood in Python fromfile
  3,159  Python scipy getting the results of Delaunay triangulation
  3,158  Use numpy in python3 - Ubuntu
  3,158  GaussianMixture initialization using component parameters - sklearn
  3,157  Elegant way to get all categorical columns in pandas?
  3,157  Converting a DateTime Index value to an Index Number
  3,156  What is the advantage of PyTables? [closed]
  3,156  Understanding the difference between vectorizing in Numpy and multi-threading of vectorized expression via Numexpr
  3,156  Linear algebra on iPhone (python/numpy?) [closed]
  3,155  Python add gaussian noise in a radius around a point [closed]
  3,155  IndexError: too many indices on Python
  3,155  Calculating Correlation Coefficient with Numpy
  3,154  Can't reshape the numpy array containing PNG images
  3,153  sort numpy array with custom predicate
  3,153  Python: how to convert a complex array to a 2D array?
  3,152  numpy genfromtxt converters unknown number of columns
  3,152  Filter integers in numpy float array
  3,151  numpy arange and where
  3,151  Fill 2D numpy array from three 1D numpy arrays
  3,150  Inverse probability density function
  3,149  Numerical integration in Python with adaptive quadrature of vectorized function
  3,149  how to select a subset of columns of a row of a numpy record array?
  3,148  NumPy - Image (matrix) thresholding using an intensity value matrix.
  3,148  Many particles in box - physics simulation
  3,147  Shortest Syntax To Use numpy 1d-array As sklearn X
  3,147  How to update an SVM model with new data
  3,146  How to convert (5,) numpy array to (5,1)?
  3,145  ''ValueError: x and y must have same first dimension'', error in plotting graph in pylab
  3,145  Speed up for loop in convolution for numpy 3D array?
  3,145  Sending and receiving structured array data in MPI4Py using NumPy
  3,145  Python Dataframe: Calculating Confidence or Prediction Intervals Using Groupby on One Column
  3,145  indexing numpy array neighbours efficiently
  3,145  How do I find the distances between two points from different numpy arrays?
  3,144  Python plot median value
  3,144  Python: import scipy leads to traceback referencing a deleted file
  3,143  Python group by array a, and summarize array b - Performance
  3,143  Numpy Matrix Multiplication Broadcast
  3,143  numpy: how interpolate between two arrays for various timesteps?
  3,143  Jupyter notebook picks older version of numpy
  3,143  How to find the argmax of a two dimensional array in numpy?
  3,142  Method signature for Jacobian of a least squares function in scipy
  3,142  Linspace not defined on python (jupyter)
  3,142  How to perform a Kolmogorov-Smirnov goodness of fit test on a custom probability density function in python?
  3,142  How should I go about subsampling from a scipy.sparse.csr.csr_matrix and a list
  3,142  Histogram with percentage bins in Python/numpy?
  3,142  Fast way to check if a numpy array is binary (contains only 0 and 1)
  3,142  Differences between Matlab and Numpy and Python's `round` function
  3,141  Interoperability between Numpy and MpMath in Python
  3,141  How to show equation of linear trendline made with scipy module - python
  3,140  Scipy's curve_fit not giving reasonable result
  3,140  How to compare a video with a reference video using OpenCV and Python?
  3,139  How to get an intraday price - volume plot in Pandas?
  3,139  Find locations on a curve where the slope changes
  3,138  Install numpy on python3.5 (Win7)
  3,137  & vs * and | vs +
  3,137  Plotting Historical Cointegration Values between two pairs
  3,136  Conventions for 'import  ...  as'
  3,135  TypeError: unsupported operand type(s) for /: 'Dimension' and 'int'
  3,134  Why are some numpy datatypes JSON serializable and others not?
  3,134  Python: Get volume decibel Level real time or from a wav file
  3,134  How to Change the font type and size in Mayavi with code?
  3,133  Flattening a numpy array
  3,132  How to get triangle upper matrix without the diagonal using numpy
  3,132  how can I change a two dimensional array to one dimensional
  3,131  ValueError: The number of classes has to be greater than one; got 1
  3,131  Signal analysis in Python - removing outliers from curve
  3,131  How to index the second to last row of a numpy array-python
  3,131  FFT in numpy vs FFT in MATLAB do not have the same results
  3,131  concordance index in python
  3,130  How to use feature hasher to convert non-numerical discrete data so that it can be passed to SVM?
  3,129  Numpy Genfromtxt slower than pandas read_csv
  3,127  which one is faster np.vstack, np.append, np.concatenate or a manual function made in cython?
  3,126  save and plot multiple datasets using python
  3,126  How to Cut an Image Vertically into Two Equal Sized Images
  3,125  Roll rows of a matrix independently
  3,125  How to extract the index of a value in a numpy array?
  3,125  How do I install a 32-bit version of numpy
  3,125  Extending numpy.digitize to multi-dimensional data
  3,122  What is the proper way to plot spectrum of a complex signal sampled in a narrow range?
  3,122  VTK/numpy for 3D image rendering and visualization
  3,122  Split numpy array at multiple values?
  3,122  making the y-axis of a histogram probability, python
  3,122  distance from point to polygon (when inside)
  3,121  Is there a way to fit a 3D Gaussian distribution or a Gaussian mixture distribution to a vector?
  3,121  Concatenating numpy vector and matrix horizontally
  3,120  Why is my array length 1 when building it with numpy.where?
  3,120  python3 conversion between cvxopt.matrix and numpy.array
  3,120  Numpy - delete data rows with negative values
  3,120  Multidimensional matrix multiplication on numpy array
  3,120  Is it possible to numpy.vectorize an instance method?
  3,119  import pandas and import numpy result in AttributeError: module 'numpy' has no attribute 'core'
  3,119  Appending Rows to a Pandas DataFrame
  3,118  NumPy array of integers to timedelta
  3,118  How do you have if statements with a numpy array?
  3,117  Non distinct prime factors of larger numbers
  3,117  Make a numpy array monotonic without a Python loop
  3,117  How to split data frame into x and y
  3,117  How do I solve the error:cannot reshape array of size 1 into shape (3,3,1)?
  3,117  'float' object is unsliceable
  3,116  Hiding major tick labels while showing minor tick labels in matplotlib
  3,116  Get indices of top N values in 2D numpy ndarray or numpy matrix
  3,116  Creating a hexagonal grid (u-matrix) in Python using a Regularpolycollection
  3,115  Convert list of list into numpy array without commas between each list element
  3,114  Replace a string numpy array with a number
  3,114  Fastest way to read a whole HDF5 containing Numpy arrays into memory
  3,114  Delete columns of a matrix that are mostly zero
  3,113  X and Y are not of the same dimesnion. Python Issue
  3,113  Python OpenCV Error: Assertion failed (scn == 3 || scn == 4)
  3,113  How to extract numpy arrays from specific column in pandas frame and stack them as a single numpy array [duplicate]
  3,112  Numpy and matplotlib without compiling/building in virtualenv
  3,112  List of all colors in an image using opencv and python
  3,112  How to replace NaN values?
  3,111  Dtype work in FROM but not IMPORT
  3,110  Trouble Installing Numpy and Scipy
  3,110  Numpy.savetxt to save string and float in the meantime and maintain the precision of the float
  3,110  Extracting data from .nc file by latitude and longitude in python
  3,110  error installing numpy via homebrew in Mac OSX 10.9
  3,109  TypeError: only integer scalar arrays can be converted to a scalar index while in KFold
  3,109  too many values to unpack in genfromtxt
  3,108  Parameters of a sigmoid regression in Python + scipy
  3,108  How to assign values elementwise to theano matrix ? Difference between Numpy and Theano?
  3,107  Using a condition to plot with matplotlib
  3,107  Is there a fast Way to return Sin and Cos of the same value in Python?
  3,106  Writing to a binary file python
  3,106  Passing a numpy array to a tensorflow Queue
  3,105  ReLU derivative with NumPy
  3,105  pandas dataframe: how to group by value?
  3,105  how to fix this error 'numpy.ndarray' object has no attribute 'append' in the code below
  3,104  Fast in-place replacement of some values in a numpy array
  3,103  Sum over rows in scipy.sparse.csr_matrix
  3,103  NumPy array sum reduce
  3,103  Eliminate white edges in Matplotlib/Basemap pcolor plot
  3,102  Efficient processing of pixel + neighborhood in numpy image
  3,101  How to use in append mode
  3,101  Content based recommender system with sklearn or numpy
  3,100  Using Mann Kendall in python with a lot of data
  3,100  Elegant numpy array shifting and NaN filling?
  3,097  RandomForest IndexError: only integers, slices (`:`), ellipsis (` ... `), numpy.newaxis (`None`) and integer or boolean arrays are valid indices
  3,097  how to remove high frequency contents from the image for inverse fourier transform
  3,097  How to operate logic operation of all columns of a 2D numpy array
  3,097  Clean way to return a one-element Numpy array
  3,096  TensorFlow - Ignore infinite values when calculating the mean of a tensor
  3,096  How to get accurate idft result from opencv?
  3,096  Extract separate non-zero blocks from array
  3,096  Efficient 2D edge detection in Python
  3,095  Unable to run the method fit for svm (by scikit-learn)
  3,095  Fourier Series from Discrete Fourier Transform
  3,095  attribute error on numpy import with python 2.7 and wxpython
  3,094  Mapping function to numpy array, varying a parameter
  3,094  Logarithmic colormap in matplotlib
  3,093  my jupyter notebook fails to import anaconda modules consistently
  3,092  Puzzled on the ndim from Numpy
  3,092  Machine Learning clustering with n-dimensional data in Python
  3,090  Python-created HDF5 dataset transposed in Matlab
  3,090  numpy covariance between each column of a matrix and a vector
  3,090  Numba autojit function slower than vectorized Numpy method
  3,090  Convert Torch Lua into Numpy Python
  3,089  Using pyfftw properly for speed up over numpy
  3,089  In Python, how do I join two arrays by key column?
  3,088  Poisson Point Process in Python 3 with numpy, without scipy
  3,088  Installing the newest scipy (0.9) in Ubuntu?
  3,088  How to uniformly resample a non-uniform signal using SciPy?
  3,087  Translate numpy's array reshape to OpenCV equivalent
  3,087  Most efficient way to determine if a numpy masked array contains any non-masked values?
  3,085  Shifting Elements in a Numpy Array
  3,085  Scipy: Speeding up calculation of a 2D complex integral
  3,085  Reshaping a numpy.array in Fortran-contiguous order
  3,085  numpy.i is missing. What is the recommended way to install it?
  3,085  Mean of data scaled with sklearn StandardScaler is not zero
  3,085  efficient way to compress a numpy array (python)
  3,084  Catching Numpy All-Nan Slice
  3,083  Generate large random text files with python and NumPy
  3,082  Save results in YAML file with python
  3,082  Dictionary-like efficient storing of scipy/numpy arrays
  3,082  Binary file (Labview .DAT file) conversion using Python
  3,081  Broken numpy/scipy installation (python, ubuntu 10.04)
  3,081  array = TypeError: only length-1 arrays can be converted to Python scalars
  3,080  why an extra comma in the shape of a single index numpy array
  3,080  Interpolation on a log scale
  3,079  Numpy: operands could not be broadcast together with shapes
  3,079  IO error when using datasets.fetch_mldata() in sklearn
  3,078  Initialized empty numpy array is not really empty (contains zeros)
  3,077  Python IndexError: only integers
  3,077  Numpy PIL Python : crop image on whitespace or crop text with histogram Thresholds
  3,076  What does np.cumsum(0) do?
  3,075  Numpy.argmax() on certain axis in 2D matrix
  3,075  Nested dataframe in pandas
  3,075  Efficiently write a movie directly from np.array using pipes
  3,073  How to get scipy.stats.chisquare to function properly
  3,072  Sorted method: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all()
  3,072  numpy.linalg.inv returns inverse for a singular matrix
  3,071  Python Importing data with multiple delimiters
  3,071  numpy requires System Python 2.7 to install
  3,071  Converting wx bitmap to numpy using BitmapBufferFormat_RGBA (python)
  3,071  calling c from python with ctypes: passing vectors
  3,070  Sending numpy arrays via Socket
  3,070  How to get numpy array of RGB colors from pygame.surface
  3,069  Keras - ValueError: could not convert string to float
  3,069  fast categorization (binning)
  3,067  How to plot in CCDF with a list?
  3,065  Numpy submatrix operations
  3,063  Displaying Numpy Matrix as Video
  3,062  Trouble to impliment scipy interpolation
  3,062  How to index and assign to a tensor in tensorflow?
  3,061  Usefull way of reverting Homogeneous coordinates back to 2d?
  3,061  numpy.sum may be slower than Python for-loop
  3,060  How to apply a function to all the column of a numpy matrix?
  3,059  How to create a symmetric matrix from a numpy 1D array the most efficient way
  3,059  How to apply the output of numpy.argpartition for 2-D Arrays?
  3,058  Tensorflow hashtable lookup with arrays
  3,058  Idiomatic way to parse POSIX timestamps in pandas?
  3,058  Does scipy logsumexp() deal with the underflow challenge?
  3,058  Delete all values in list outside of specified range python
  3,057  Why does np.percentile return NaN for high percentiles?
  3,057  Sublime 3: Strange output using build system for Python3
  3,057  Karush–Kuhn–Tucker (KKT) conditions and SciPy
  3,057  How to increase color resolution in python matplotlib colormap
  3,057  How to draw a random sample from a Poisson distribution?
  3,057  Efficient pairwise correlation for two matrices of features
  3,055  Using Numpy to create Yahoo finance price table
  3,055  Getting count of rows using groupby in Pandas
  3,055  Exponential Decay on Python Pandas DataFrame
  3,055  create muli-splits of datasets using one command of train_test_split
  3,054  How to use Pandas to create Dictionary from column entries in DataFrame or np.array
  3,054  CSV.writerow has comma between every character?
  3,054  Convert 2D array to 3D numpy array
  3,053  Numpy - check if elements of a array belong to another array
  3,051  Minimum element from the matrix column
  3,051  How to calculate a personalized PageRank over millions of nodes?
  3,050  Adding multiple constraints to scipy minimize, autogenerate constraint dictionary list?
  3,048  Python eigenvalue computations run much slower than those of MATLAB on my computer. Why?
  3,048  OpenBLAS error when importing numpy: `pthread_creat error in blas_thread_init function`
  3,048  Good algorithm for computing volume or surface area in python
  3,044  Replace None with NaN and ignore NoneType in Pandas
  3,044  OSError: [WinError 193] %1 is not a valid Win32 application - when trying to import numpy
  3,044  Numpy - Reshape and partition 2D array to 3D
  3,044  Keras: how to get predicted labels for more than two classes
  3,043  Need to compare very large files around 1.5GB in python
  3,043  How to change point to comma in matplotlib graphics?
  3,043  Converting numpy array to list returns type numpy.ndarray
  3,043  Constrained Spline Fit using Scipy in Python
  3,042  slicing numpy array to get nth column
  3,042  Numpy interconversion between multidimensional and linear indexing
  3,042  Get indices of array at certain value python
  3,041  'numpy.ndarray' object has no attribute 'train'
  3,041  Interpolating a 3D surface known by its corner nodes and coloring it with a colormap
  3,040  Using numpy and pil to convert 565(16bit-color) to 888(24bit-color)
  3,040  Optimizing gravitation calculation for particles in a zero gravity 2d space
  3,040  Linear regression - reduce degrees of freedom
  3,039  Creating inverse and diagonal of numpy matrices
  3,038  Error when importing numpy (SyntaxError)
  3,038  Cython error message: Buffer has wrong number of dimensions (expected 1, got 2)
  3,037  Why pytorch DataLoader behaves differently on numpy array and list?
  3,037  Python/matplotlib Show confidence levels in a histogram
  3,037  Pyplot: Refreshing an imshow() Window
  3,037  Multiprocessing with numpy makes Python quit unexpectedly on OSX
  3,037  I want to reshape 2D array into 3D array
  3,036  Missing values masked array correlation (
  3,034  - vs -= operators with numpy
  3,034  Vectorize multiplying RGB array by color transform matrix, for image processing
  3,034  How to replace all values in a numpy array with zero except one specific value?
  3,034  How is it possible in python to convert an ascii table to a fits table?
  3,034  Cannot `pip install numpy` on OS X Yosemite
  3,034  Am I creating lossless PNG images?
  3,033  What does np.polyfit do and return?
  3,032  Simple ''blurring'' of an array representing an image in python from first principles
  3,032  Numpy multi-dimensional array indexing swaps axis order
  3,031  Read in Dates from file to be used in plots
  3,031  numpy ravel versus flat in slice assignment
  3,031  Importing numpy using IronPython in C#
  3,031  Hue Saturation Intensity Histogram
  3,030  Using Matplotlib to plot over a subset of data
  3,030  Python - Split array into multiple arrays dependent on array values
  3,030  Median filter of masked arrays
  3,029  Running Python on GPU using numba
  3,029  np.arange followed by reshape
  3,028  Linking numpy with homebrew
  3,027  Keep pandas structure with numpy/scikit functions
  3,026  ZeroDivisionError: float division by zero in a code for Surface plot
  3,026  Replace slice of a numpy array with values from another array
  3,026  How to remove duplicates in a list of strings in a pandas column Python
  3,025  Standard error in non-linear regression
  3,025  scipy LU factorization permutation matrix
  3,025  Numpy - Python : ValueError: all the input array dimensions except for the concatenation axis must match exactly
  3,024  scikit-learn's GridSearchCV stops working when n_jobs>1
  3,024  Numpy conditional multiply data in array (if true multiply A, false multiply B)
  3,024  How to split a numpy array based on a column?
  3,024  Convert numpy matrix to python array
  3,023  Difference between list(numpy_array) and numpy_array.tolist()
  3,023  Converting 2d array into 3d array in python
  3,022  Plot average of an array in python
  3,022  plot a normal distribution curve and histogram [duplicate]
  3,021  python numpy polyfit function
  3,021  matlab convolution ''same'' to numpy.convolve
  3,021  how to replace a NaN value in a column in data frame in pandas?
  3,021  How to concatenate two tensors having different shape with TensorFlow?
  3,021  Add separate colors for two (or more) specific values in color plot and color bar
  3,020  Why is faster than [email protected] although Numpy recommends [email protected]
  3,019  Python Minimising function with Nelder-Mead algorithm
  3,018  Python PCA - projection into lower dimensional space
  3,018  Python Pandas: Create new column out of other columns where value is not null
  3,018  how to speed up a vector cross product calculation
  3,017  Python Random Array of 0s and 1s [duplicate]
  3,017  ECG filter in python
  3,016  Norm of sparse python vectors
  3,014  ValueError: Domain error in arguments scipy rv_continuous
  3,014  Python appending a list in a for loop with numpy array data
  3,014  Performing a sensitivity analysis with python
  3,013  Scanline Fill Algorithm in Python/Numpy
  3,013  f2py, Python function that returns an array (vector-valued function)
  3,012  Overloading the [] operator in python class to refer to a numpy.array data member
  3,012  how to convert datetime by removing nanoseconds
  3,012  How can I fill a numpy structured array from a function?
  3,012  DLL load failed: %1 is not a valid Win32 application for NumPy
  3,012  Can't install SciPy on production server
  3,011  How to use .rolling() on each row of a Pandas dataframe?
  3,010  Utility of parameter 'out' in numpy functions
  3,009  Pearson correlation on big numpy matrices
  3,009  Installing NumPy + SciPy in Python 2.7 now fails with ''RuntimeError: Python version >= 3.5 required''
  3,008  Load numpy array in google-cloud-ml job
  3,006  Read a tab separated file with first column as key and the rest as values
  3,005  Change image channel ordering from channel first to last
  3,004  Conda downgrade numpy version
  3,003  Selecting characters in string numpy array (Python)
  3,003  Determine whether a matrix is identity matrix (numpy)
  3,002  Calculating portfolio variance and volatility in python
  3,001  How to solve a stiff ode with Python?
  3,001  Fourier space filtering
  3,001  Creating new numpy arrays based on condition
  2,999  Python Pandas - Fill down text value in column where following cells are blank
  2,999  Numpy object array of numerical arrays
  2,999  Finding matching values across columns in a pandas dataframe
  2,999  FFT vs least squares fitting of fourier components?
  2,998  When to use .shape and when to use .reshape?
  2,998  numpy dot product returns NaN, Matlab equivalent does not return NaN
  2,997  Split Xy matrix into X and y
  2,996  scipy curve_fit not working correctly
  2,996  Increasing reading speed for h5py
  2,996  How to find the rectangles in an image
  2,996  Check if numpy array is contiguous?
  2,995  Matlab filter not compatible with Python lfilter
  2,994  pcolormesh ticks center for each data point/tile
  2,994  Getting output of pybrain prediction as array
  2,993  opencv single h264 raw frame as a binary string
  2,993  How to view the source code of numpy.random.exponential?
  2,992  Fast conversion of Java array to NumPy array (Py4J)
  2,992  Averaging multiple images in python
  2,991  OpenCV's Cascade classifier face detect freezing
  2,990  Numpy.mean, amin, amax, std huge returns
  2,989  Python: Converting degrees to radians - Not working
  2,989  PIL images converted to RGB, getting saved as plain black images (python)
  2,989  Fast non-negative matrix factorization on large sparse matrix
  2,988  Why is cffi so much quicker than numpy?
  2,988  How to export list of arrays into csv in Python?
  2,987  Cannot uninstall matplotlib, numpy and scipy from Python in Mac. Cannot import matplotlib from the virtualenv [duplicate]
  2,986  Populate a Pandas SparseDataFrame from a SciPy Sparse Coo Matrix
  2,986  Pip installation of scipy.optimize (or scipy correctly(?))
  2,986  numpy: can values not be assigned to a sub-array?
  2,986  Is there a GUI to see contents of .npy file?
  2,985  What is the difference between tf.gradients and tf.train.RMSPropOptimizer(lr_rate).compute_gradients?
  2,985  How do I store a numpy array as an object in a pandas dataframe?
  2,985  Find diagonals sums in numpy (faster)
  2,984  Integration in numpy array with positive area only
  2,984  how to create empty numpy array to store different kinds of data
  2,984  How to calculate full QR decomposition using Gram Schmidt?
  2,983  Using pandas, how do I subsample a large DataFrame by group in an efficient manner?
  2,983  Numpy gradient of 2D array
  2,983  Extract values array using indices
  2,983  Converting list of lists to numpy array with multiple data types
  2,982  Pandas reshape dataframe every N rows to columns
  2,982  How to manage a 2D Fourier Transform(FFT) on a 3D numpy masked array?
  2,981  Issue with gradient calculation in a Neural Network (stuck at 7% error in MNIST)
  2,981  Inserting a column at specific location in 2D array in numpy?
  2,981  Error when freezing pandas/NumPy 1.7.0 code with cx_Freeze
  2,980  Why does scipy.stats.nanmean give different result from numpy.nansum?
  2,980  numpy Stacking 1D arrays into structured array
  2,979  Matlab importdata() function equivalent in Python
  2,979  Is it possible to append to an xarray.Dataset?
  2,979  How to merge two large numpy arrays if slicing doesn't resolve memory error?
  2,979  Consistent way to check if an np.array is datetime-like
  2,977  Extract subarray between certain value in Python
  2,976  Why is incorrectly returning negative results, or 0, for my long lists of natural numbers?
  2,976  Print all columns and rows of a numpy array
  2,976  Drawing polygons in numpy arrays
  2,975  How to add a string to a numpy string ndarray
  2,974  Python - slice array until certain condition is met
  2,974  Performing operations on all values of a numpy array, referencing i and j
  2,973  Update numpy version in spyder
  2,973  Unable to import numpy
  2,973  Numpy filter using condition on each element
  2,972  Python regression with matrices
  2,972  Mismatch between array dtype ('float32') and format specifier('%.18e,%.18e,%.18e,
  2,972  How to remove the adjacent duplicate value in a numpy array?
  2,971  Multi-theaded Numpy inserts
  2,971  How to flatten a numpy array of dtype object
  2,969  numpy read CSV file where some fields have commas?
  2,969  Allocate intermediate multidimensional arrays in Cython without acquiring the GIL
  2,968  How to create matrix or 2d list from lists in python?
  2,968  Efficient way to compute the Vandermonde matrix
  2,967  Vectorized NumPy linspace for multiple start and stop values
  2,967  Substitute for numpy broadcasting using scipy.sparse.csc_matrix
  2,967  Solving linear system over integers with numpy
  2,967  Numpy correlation confusion [duplicate]
  2,967  Find median of list of images
  2,966  How should I interpret the output of numpy.fft.rfft2?
  2,965  Read in npy file from C++ [closed]
  2,964  Trouble writing sparse matrix to csv
  2,964  Scipy - Stats - Meaning of parameters for probability distributions
  2,964  Fast weighted euclidean distance between points in arrays
  2,963  Reshaping 3D Numpy Array to a 2D array
  2,963  loading strings with spaces as numpy array
  2,962  Python Error - TypeError: bad operand type for unary -: 'NoneType'
  2,961  Window overlap in Pandas
  2,961  How can I use the unique(a, 'rows') from MATLAB in Python?
  2,961  Create image patches, sklearn.feature_extraction.image.extract_patches_2d memory error
  2,961  Can memmap pandas series. What about a dataframe?
  2,960  splitting an array into two smaller arrays in python
  2,960  Shear a numpy array
  2,960  Python eig for generalized eigenvalue does not return correct eigenvectors
  2,960  Error while calculating dot product in Theano
  2,959  Read binary .pgm files with python and numpy
  2,959  Convert sparse matrice in list of list in python
  2,958  Remove Decimals from Array
  2,958  Is there a way in numpy to test whether a matrix is Unitary
  2,957  How to force larger steps on scipy.optimize functions?
  2,957  Compile numpy WITHOUT Intel MKL/BLAS/ATLAS/LAPACK
  2,956  passing c++ double pointer to python
  2,955  Mean value for dimension in numpy array
  2,955  How to create structured arrays with list and array in Python?
  2,954  What is the proper way of using Python record arrays
  2,954  Slice pandas DataFrame where column's value exists in another array
  2,954  Selecting a column vector from a matrix in Python
  2,954  Resizing numpy ndarray with linear interpolation
  2,954  Python - Pandas: AttributeError: 'numpy.ndarray' object has no attribute 'start'
  2,953  SymPy/SciPy: solving a system of ordinary differential equations with different variables
  2,953  numpy.sum() giving strange results on large arrays
  2,953  How to get lists of indices to unique values efficiently?
  2,953  How to convert list into array in a function - python?
  2,953  How can I convert Spark dataframe column to Numpy array efficiently?
  2,952  python - Convolution of 3d array with 2d kernel for each channel separately
  2,952  Numpy 4d array slicing
  2,952  Initialize numpy array of specific shape with specific values
  2,951  Zero padding between values in Python
  2,951  Use `np.diff` but assume the input starts with an extra zero
  2,951  error when installing pandas package: no module named numpy
  2,950  How to get Mean and Standard deviation from a Frequency Distribution table in Python
  2,950  Convert array of single integer pixels to RGB triplets in Python
  2,949  Plot periodic trajectories
  2,949  Most efficient way to construct a square matrix in numpy using values from a generator
  2,949  average grayscale from rgb image in python
  2,949  AttributeError: 'numpy.ndarray' object has no attribute 'toarray' in py-faster-rcnn
  2,948  scikit-learn GaussianHMM ValueError: input must be a square array
  2,948  Numpy Polyfit or any fitting to X and Y multidimensional arrays
  2,948  multiplication of 3-dimensional matrix in numpy
  2,948  Iterating over numpy array rows in python
  2,948  How to get the sum of a slice of an n-dimensional array in numpy?
  2,947  Quadruple Precision Eigenvalues, Eigenvectors and Matrix Logarithms
  2,946  Matplotlib heatmap with one color
  2,945  scipy gives undefined symbol: clapack_sgesv
  2,945  Python doesn't read in the correct number of columns
  2,945  Debug Python from Visual Studio Code - Importing Numpy
  2,945  Cython + OpenCV and NumPy
  2,944  How to applied a user defined function to each of the numpy array elements
  2,944  Finding ONLY Unique Coordinates in List
  2,943  Use numpy.load on file within zipfile
  2,943  Is dot product and normal multiplication results of 2 numpy arrays same?
  2,943  How to perform an operation on every element in a numpy matrix?
  2,943  Gradient descent optimization for multivariate scalar functions
  2,942  GCC-PHAT cross correlation in Python
  2,941  Visualizing a 3D NumPy array with PyOpenGL
  2,941  seasonal_decompose: operands could not be broadcast together with shapes on a series
  2,941  Faster alternatives to Pandas pivot_table
  2,941  Extend python with C, return numpy array gives garbage
  2,940  Why does np.arccos(1.0) give nan if fed by np.arange?
  2,940  Numpy for windows 10 64 bit python 2.7
  2,940  broadcast an array to different shape (adding ''fake'' dimensions)
  2,939  How to change numpy array dtype and reshape?
  2,939  How should I document class and object attributes using Numpy's style? [closed]
  2,938  Setting an array element with a sequence python
  2,938  Python: Converting nanoseconds into DateTime64 format
  2,937  python: turn polygon into mask array
  2,937  How to create an array of lists in python?
  2,937  convert numpy array to string with delimiter and save to txt file
  2,936  stack of 2D images to 3D python
  2,936  Slightly different FFT results from Matlab fft and Scipy fft
  2,936  Python: Split dataset in 2 dataset
  2,936  Python Scipy exponential curve fitting
  2,935  Tensorflow vs. Numpy Performance
  2,935  Preprocess a Tensorflow tensor in Numpy
  2,934  undefined symbol: clapack_sgesv
  2,934  RandomizedSearchCv results in Attribute Error
  2,934  Python: numpy.corrcoef Memory Error
  2,934  Python MemoryError in Scipy Radial Basis Function (scipy.interpolate.rbf)
  2,934  numpy stride_tricks.as_strided vs list comprehension for rolling window
  2,933  TypeError: src is not a numpy array
  2,933  Python scipy chisquare returns different values than R chisquare
  2,933  numpy transform vector to binary matrix
  2,933  How to check if a 3D point is inside a cylinder
  2,933  Formatting a NumPy array
  2,933  Faster way to split a numpy array according to a threshold
  2,933  different results for standard deviation using numpy and R [duplicate]
  2,931  matplotlib, how to plot 3d 2 variable function under given conditions
  2,930  Python scipy.numpy.convolve and scipy.signal.fftconvolve different results
  2,930  Double integral using scipy.integrate.dblquad
  2,930  Convolution of two three dimensional arrays with padding on one side too slow
  2,929  Reading csv in python pandas and handling bad values
  2,928  Numpy array pass-by-value
  2,927  Saving KDTree object in Python?
  2,927  Image convolution at specific points
  2,927  Get the indices of N highest values in an ndarray
  2,927  Cannot allocate 1.6 GB in Python
  2,926  How can I build a polynomial lambda function from an list of coefficients?
  2,925  SciPy.optimize.minimize SLSQP ignores bounds and constraints
  2,925  Pandas Series to Numpy ndarray
  2,925  Is there an efficient way to merge two sorted dataframes in pandas, maintaing sortedness?
  2,924  How to generalize linear interpolation between two numbers into higher dimension tensors?
  2,924  How to construct pandas dataframe from series of arrays
  2,924  Get indices of unique values in NumPy
  2,923  How to properly pass a scipy.sparse CSR matrix to a cython function?
  2,921  How to sort a list of tuples that contain numpy array?
  2,921  How do I automate an environment variable dependent benchmark of BLAS in python/numpy?
  2,921  Count how many times each row is present in numpy.array
  2,920  Matplotlib: plot x/y coordinates with Two x-Axis with inverse scaling
  2,919  Infinite Summation in Python
  2,919  How To Normalize Array Between 1 and 10?
  2,919  Annotate Outliers on Seaborn Jointplot
  2,919  accessing arrays stored in pandas dataframe
  2,918  Histogram has only one bar
  2,917  Python - read 2d array from binary data
  2,917  Numpy version of rolling MAD (mean absolute deviation)
  2,917  How to draw a point in an image using given coordinate
  2,916  Python: handling a large set of data. Scipy or Rpy? And how?
  2,916  fastest way to get NetCDF variable min/max using Python?
  2,915  Creating a Pandas rolling-window series of arrays
  2,914  How to find the Entropy of each column of data-set by Python?
  2,914  How bad is it to override a method from a third-party module?
  2,913  How to delete numpy nan from a list of strings in Python?
  2,912  test for membership in a 2d numpy array
  2,912  scipy.signal.spectrogram nfft parameter
  2,912  Access elements from nested array in python
  2,911  Fast Kernel matrix computation python
  2,909  How to create values from Zipf Distribution with range n in Python?
  2,908  Pandas.mean() TypeError: Could not convert to numeric
  2,908  matrix multiplication using numpy
  2,907  ValueError: array is not broadcastable to correct shape - Python
  2,907  Pandas df.to_records() returns a 1d numpy array
  2,907  Histogram bars overlapping matplotlib
  2,907  After installing anaconda, python gives error ''no module named numpy''
  2,907  After installing anaconda, python gives error ''no module named numpy''
  2,906  Thread error: can't start new thread
  2,906  Python ImageIO Gif Set Delay Between Frames
  2,905  Value error x and y must be same size, but they are?
  2,905  python numpy MKL ERROR
  2,905  Conditional cumsum based on column
  2,904  Best data structure for 3D data?
  2,903  Operations on rows in scipy sparse matrix of csr format
  2,903 - pairwise correlations for with missing values?
  2,902  python numpy array append not working in .py file, but works in terminal
  2,901  Write multidimensional numpy array to csv
  2,898  PIL/Pillow convert Image to list and back again
  2,898  Creating an array of tensors in tensorflow?
  2,896  ValueError: could not convert string to float in panda
  2,896  Trimming numpy arrays: what is the best method?
  2,896  Numpy type hints in Python (PEP 484)
  2,896  How to prevent division by zero or replace infinite values in Theano?
  2,896  How to install Numpy and Pandas for AWS Lambdas?
  2,895  Pearson correlation between two dataframes in python and output all combinations between columns
  2,895  How to make the eigenvalues and eigenvectors stay real instead of complex?
  2,894  OpenCV, Python: How to use mask parameter in ORB feature detector
  2,894  Effeciently counting number of columns of text file
  2,894  3D Extrapolation in python (basically, scipy.griddata extended to extrapolate)
  2,892  trimmed/winsorized standard deviation
  2,892  numpy squeeze along an axis wont work
  2,891  Passing 2 dimensional C array to python numpy
  2,891  levels parameter in greycomatrix scikit-image python
  2,891  How to use `numpy.savez` in a loop to save multiples numpy arrays?
  2,890  Slicing an image array into sub array
  2,890  Numpy polyfit - covariance matrix
  2,890  How to install Pandas and dependencies without pip or any package manager
  2,890  How to determine function or curve fit unknown function with Python?
  2,890  Efficiently detecting shapes in a large image
  2,889  Numpy 2D array Subtraction by row
  2,889  How to split continuous data into groups?
  2,889  ctypes - numpy array with no shape?
  2,888  Reshaping arrays for keras
  2,887  Sliding window on a 2D numpy array [duplicate]
  2,887  read a file using command line argument
  2,887  Indexing one array by another in numpy
  2,887  How to generate a random gaussian matrix with different variance along each axis
  2,886  How can I create an n-dimensional grid in numpy to evaluate a function for arbitrary n?
  2,885  Trying to make a barchart, bar() missing 1 required positional argument: 'height'
  2,885  Distance between one point and rest of the points in an array
  2,884  Getting a legend in a seaborn FacetGrid heatmap plot
  2,884  Add numpy array as variable to Xarray Dataset
  2,884  Adding a new column to a list of matrixs(arrays)
  2,883  Using python for loop to average data
  2,883  Python - fast way to sum outer products?
  2,883  Nested np.where
  2,883  How can I calculate covariance of matrix?
  2,883  CountVectorizer() in scikit-learn Python gives Memory error when feeding big Dataset. Same code with Smaller dataset works fine, what am I missing?
  2,882  Getting the indices of the top k numbers by value in a numpy array?
  2,882  Creating very large NUMPY arrays in small chunks (PyTables vs. numpy.memmap)
  2,882  count number of items in np.where() array python
  2,881  TypeError: The value of a feed cannot be a tf.Tensor object when passing one hot encodings
  2,880  Pandas read_csv on 6.5 GB file consumes more than 170GB RAM
  2,880  Optimizing access on numpy arrays for numba
  2,880  Installing numpy on Windows 7 and python 3.x
  2,879  create boolean mask of numpy rgb array if matches color
  2,878  What could be causing ''The leading minor of order 'n' is not positive definite''?
  2,878  Python 'ndarray' cannot be converted to a MySQL type
  2,878  linear interpolation with interp2d or scipy.interpolate.RectBivariateSpline
  2,877  Why is hyped Intel MKL Numpy build slower than ATLAS build on my PC?
  2,877  Numpy Install on Mac 10.8.4
  2,877  Can not access Pipelined Rdd in pyspark [duplicate]
  2,877  Calculate Euclidean Distance within points in numpy array
  2,876  python numpy scipy griddata is nan or all the same value
  2,876  get the values in a given radius from numpy array [duplicate]
  2,875  problems in ''pandas datetime convert to num''
  2,875  How to multiply a given row `i` or column `j` with a scalar?
  2,874  Python pandas series: convert float to string, preserving nulls
  2,874  Python multiply list of lists element-wise
  2,874  Python enumeration/row counter in a pandas column
  2,874  pip install ''Invalid requirement: 'numpy-1.13.1+mkl-cp36-cp36m-win_amd64'''
  2,874  Numpy: quickest way to check if all elements in an array have the same sign?
  2,873  How to delete a row based on a condition from a numpy array?
  2,872  Fast absolute difference of two uint8 arrays
  2,871  Namedtuple in Numpy
  2,871  How to fill 2d-array with increasing numbers?
  2,870  simpler way to filter out nan or invalid's in Python array or a numpy array?
  2,870  Quickly find indices that have values larger than a threshold in Numpy/PyTorch
  2,870  Overlay part of the matrix on top of another
  2,870  How to read raw image in Python and plot as an image
  2,869  Piecewise functions on Numpy Arrays
  2,869  'numpy.float64' object has no attribute 'translate' with Django
  2,869  Integrating using scipy's trapz function
  2,868  Solve a system of linear equations and linear inequalities
  2,866  Set mask for matplotlib tricontourf
  2,866  Precision loss numpy - mpmath
  2,866  Counting the number of consecutive values that meets a condition (Pandas Dataframe)
  2,865  pandas efficient way to get first filtered row for each DatetimeIndex entry
  2,865  AWS Lambda Python3.7 Function - numpy: cannot import name 'WinDLL'
  2,864  Exception : ''Invalid norm order for vectors'' - Python
  2,863  Pandas how to split dataframe by column by interval
  2,863  How to ignore Python warnings for complex numbers
  2,863  Calculating cumulative minimum with numpy arrays
  2,861  Numpy: getting incorrect shape information
  2,861  How to save Numpy 4D array to CSV?
  2,860  Why does interp1d in scipy give a NaN when the first 2 values of the x-array are identical? (fill_value = 0)
  2,860  Is scipy.linalg.eig giving the correct left eigenvectors?
  2,859  python mmap.error: Too many open files. What's wrong?
  2,858  Select a subset from 2D numpy array
  2,858  numpy does not work through terminal
  2,858  Memory error: numpy.genfromtxt()
  2,856  Tensorflow multi-class ML model issues
  2,856  Python - get white pixels of image
  2,855  Fastest way to create an array in Python [duplicate]
  2,854  'bitwise_and' not supported for the input types Numpy array
  2,853  sorting a python multi-dimensional array?
  2,853  Convert map object into numpy ndarray in python3
  2,852  Ignore NaN in numpy bincount in python
  2,852  Discretization of probability array in Python
  2,851  Matrix as dictionary key
  2,851  Have Pandas column containing lists, how to pivot unique list elements to columns?
  2,850  Colorbar for imshow, centered on 0 and with symlog scale
  2,850  Calculating area from lat/lon polygons in Python
  2,849  Python: How to prevent Scipy's optimize.minimize function from changing the shape of initial guess x0?
  2,849  How to create a Boolean array in numpy
  2,849  Calculate uncertainty in FFT amplitude
  2,848  Expanding/Zooming in a numpy array
  2,847  How to convert gif-file to numpy array in Python3 without Pillow
  2,846  Most efficient way of iterating over a numpy array by axis?
  2,846  LinearRegression Predict- ValueError: matrices are not aligned
  2,846  How do you open .NPY files?
  2,845  Single wiener process (Brownian Motion)
  2,845  Iterate through a list of numpy arrays
  2,845  How to implement Garbage Collection in Numpy
  2,845  Find indices based on datetime
  2,844  Vectorized Partial Derivative of Multivariate Function in Python
  2,843  numpy.empty giving nonempty array
  2,843  nested use of numpy.where
  2,843  How to correctly use Numpy's FFT function in PyTorch?
  2,843  Efficient Numpy computation of pairwise squared differences
  2,843  Add to existing content when using savetxt (avoid overwriting) PYTHON
  2,842  Spyder/Python install on MacOS - very frustrating
  2,841  Why use numpy over list based on speed?
  2,841  Convert PyQt5 QPixmap to numpy ndarray
  2,841  Averaging Filter using python
  2,840  TypeError: 'numpy.ndarray' object is not callable in scipy.optimize leastsq
  2,840  Python - how to convert a 24-bit PNG image to 32-bit using Open-cv or PIL
  2,839  Rearrange rows of pandas dataframe based on list and keeping the order
  2,839  How do I get matplotlib to order bar-chart in the same order as my list? [duplicate]
  2,839  How do I convert a numpy Array to a data type that tensorflow can classify?
  2,838  Why is it giving me TypeError: Expected cv::UMat for argument 'src'?
  2,838  python, exponential and decimal float
  2,837  Load text file python could not convert string to float
  2,837  I Need a fast way to loop through pixels of an Image/Stack in Python
  2,837  How can I run a numpy function percentile() on a masked array?
  2,836  how to plot a line over a 3d surface in matplotlib
  2,836  Applying math.ceil to an array in python
  2,835  Visualising numpy arrays in PyCharm
  2,835  Python and numpy : subtracting line by line a 2-dim array from a 1-dim array
  2,835  pickle, numpy - reshape parameters?
  2,835  how to convert pd.Series to datetime?
  2,835  Find all point pairs closer than a given maximum distance
  2,835  Could not convert string to float error from the Titanic competition
  2,834  NumPy genfromtxt: using filling_missing correctly
  2,834  Numpy efficient matrix self-multiplication (gram matrix)
  2,834  mlpy, numpy, scipy on Google App Engine
  2,834  Interpolation of 3D data in Python
  2,834  How to calculate cartesian coordinates from dihedral angle in python
  2,833  Python-Integrate then save text file
  2,833  Python array of strings in a ROOT TTree
  2,833  How can I generate a complete histogram with numpy?
  2,832  Convert boolean numpy array to pillow image
  2,830  TypeError: '''numpy.float64' object is not iterable'' using python 3.x possibly os module issue?
  2,830  String slicing in numpy array
  2,830  Recursive definitions in Pandas
  2,830  How to split a numpy array in fixed size chunks with and without overlap?
  2,830  Clean Way to Fill Third Dimension of Numpy Array
  2,829  MATLAB's smooth implementation (n-point moving average) in NumPy/Python
  2,828  Using Pandas to calculate distance between coordinates from imported csv
  2,828  How to display a text with matplotlib?
  2,828  Assign a list of values to a numpy array
  2,827  scipy.sparse dot extremely slow in Python
  2,827  overflow in exp(x) in python
  2,827  How to avoid using for-loops with numpy?
  2,826  Python - Remove a row from numpy array?
  2,826  Python convert large numpy array to pandas dataframe
  2,826  Python base64 encoding and then decoding generic object
  2,826  IPython Notebook Kernel getting dead while running Kmeans
  2,826  Error installing Numpy via setup tools in virtualenv on Ubuntu
  2,826  Convert transposed NumPy array to CvMat type in Python using cv.fromarray
  2,825  Making scientific notation readable from a numpy array
  2,825  How to save a dictionary of arrays to file in Numpy
  2,825  How to multiply sequence by non-int of type 'float'?
  2,825  how to do linear regression in python, with missing elements
  2,824  Random one-hot matrix in numpy
  2,824  PIL image to array and back
  2,823  How to use non-mkl NumPy under Anaconda?
  2,822  Python finite difference method for differential equations
  2,821  Skipping rows in numpy ndarrays slicing
  2,821  Run Fortran command line program within Python
  2,821  How to broadcast an array by columns?
  2,821  Can I get a view of a numpy array at specified indexes? (a view from ''fancy indexing'')
  2,820  Substituting values in a numpy masked array
  2,820  Multiplying Numpy 3D arrays by 1D arrays
  2,820  Get data set as numpy array from TFRecordDataset
  2,820  Extracting coordinates from meshgrid data
  2,819  Trouble installing python libraries in OS X (numpy, scipy, matplotlib)
  2,819  python matrix multiplication: how to handle very large matrices?
  2,819  How to transpose a 2 Element Vector
  2,819  how to install gensim on windows 8.1
  2,819  Getting the adjugate of matrix in python
  2,818  Why won't numpy matrix let me print its rows?
  2,818  Several numpy arrays with SWIG
  2,817  How to sort a two-dimensional array in descending order for a column?
  2,817  How to convert vector wrapped as string to numpy array in pandas dataframe?
  2,816  Import CSV file and append to an array
  2,816  Efficient computation of the least-squares algorithm in NumPy
  2,815  unexpected result in numpy array slicing (view vs copy)
  2,814  Simple way for using multiple Numpy Arrays as an input for one Seaborn boxplot
  2,814  How do I check for numeric overflow without getting a warning in Python?
  2,814  Find root of implicit function in Python
  2,813  scipy's interpn for interpolate high N data
  2,812  SciPy ''lfilter'' returns only NaNs
  2,812  Make a numpy upper triangular matrix padded with Nan instead of zero
  2,811  Python: Normalize multidimensional array
  2,811  Python equivalent of MATLAB's Legendre function
  2,811  opencv video create blank frames and write them using python
  2,811  matplotlib 3d wireframe plot
  2,811  calculate mean across 3 dimensional array of different length
  2,810  Scipy equivalent of numpy where for sparse matrices
  2,810  Python KeyError: 'column name'
  2,810  NumPy Won't Append Arrays
  2,810  How to insert NaN array into a numpy 2D array
  2,809  form numpy array from possible numpy array
  2,808  numpy add dtype array
  2,808  How to round a number to a chosen integer
  2,808  How to remove nan and inf values from a numpy matrix?
  2,807  sliding window on time series data
  2,807  python: how to add column to record array in numpy
  2,807  Numpy Apply Along Axis and Get Row Index
  2,807  Find the best lag from the numpy.correlate output
  2,806  Python numpy.nan and logical functions: wrong results
  2,806  Python, looking to extract values from a masked array, then rebuild an array
  2,804  Same Python code, same data, different results on different machines
  2,804  Python image filtering with PIL and Numpy too slow
  2,804  Numpy where and division by zero
  2,804  MATLAB vs Python numpy array/matrix multiplication
  2,804  Efficiently set row in SciPy sparse.lil_matrix?
  2,803  Value error: numpy.loadtxt could not convert string to float
  2,803  saving array of string and integers to a text file in python [duplicate]
  2,803  How to convert a dataframe into a 2D array in-order to run some calculations?
  2,803  assigning different data types for different columns in a numpy array
  2,802  Reading a variable white space delimited table in python
  2,802  numpy template matching using matrix multiplications
  2,802  Force NumPy ndarray to take ownership of its memory in Cython
  2,801  Python: Fastest way to iterate this through a large file
  2,801  Python Error: ImportError: No module named FFT
  2,801  numpy performance differences between Linux and Windows
  2,801  Fast logarithm calculation
  2,801  Creating a list or array with a fixed size?
  2,800  Numpy histogram, how to take the maximum value in each bin
  2,800  Numpy: Apply an array of functions to a same length 2d-array of value as if multiplying elementwise? (using a python function as an operator?)
  2,800  How to create h5py dataset of a dataset
  2,799  solving colebrook (nonlinear) equation in python
  2,799  CNN train accuracy gets better during training, but test accuracy stays around 40%
  2,798  How to access RGB pixel arrays from DICOM files using pydicom?
  2,797  Getting ImportError: cannot import name multiarray using Anaconda2 in Wndows
  2,796  Trouble with linking boost::python::numpy
  2,796  Solving a linear-quadratic system of equations, both graphically and numerically, in numpy/matplotlib?
  2,796  Plot points with different colors in a matplotlib animation
  2,796  How to import cv2 in python project ''Visual Studio 2015''?
  2,795  multinomial pmf in python scipy/numpy
  2,794  Create an image with pypng
  2,793  Trying to create a labeled numpy array
  2,793  recfromcsv, genfromtxt, recfromtxt mysteriously missing from numpy
  2,793  How to get the bar heights of histogram P(x) corresponding to a given x?
  2,793  How does filtering out the colors of a hsv image in opencv python work?
  2,792  matplotlib: How can you specify colour levels in a 2D historgram
  2,792  Convert a numpy array of lists to a numpy array
  2,791  ifft(fft(audio)) is just noise
  2,791  How do I use a different index for each row in a numpy array?
  2,790  two dimensional fit with python
  2,790  Pandas DataFrame to lists of lists including headers
  2,790  np.where(condition is None) not equal to np.where(condition == None)
  2,790  Generating random numbers with weighted probabilities in python
  2,790  Fastest way to find indices of condition in numpy array
  2,790  exponential decay fitting
  2,789  OSError: [Errno 1] Operation not permitted:
  2,789  How to create data frame of random floating point numbers with Pandas
  2,789  compare two time series (simulation results)
  2,788  Subtract two rows based on condition in Python Pandas
  2,788  excluding element from numpy array
  2,788  Create a matrix out of an array
  2,788  Benchmarking matrix multiplication performance: C++ (eigen) is much slower than Python
  2,787  What is the effect of using on two vectors?
  2,787  Reading complex data into numpy array
  2,787  Faster alternative to using the `map` function
  2,787  Calculating Area Under Individual Peaks in Python After FFT
  2,786  Python (numpy): drop columns by index
  2,785  python code to solve 3*3 matrix according to cramer's rule [closed]
  2,785  How to fix 'Expected to see 2 array(s), but instead got the following list of 1 arrays'
  2,785  Getting x_test, y_test from generator in Keras?
  2,785  Error: TypeError: only integer scalar arrays can be converted to a scalar index
  2,785  Dense Cholesky update in Python
  2,784  Python 2.7 Invalid syntax when running script from .csv file using pandas
  2,784  Modify NumPy array in loops
  2,782  Python equivalent for MATLAB's normplot?
  2,782  Compare multiple columns in numpy array
  2,781  ValueError: First argument must be a sequence ----> Scatter Plot Python
  2,780  Write numpy array to wave file in buffers using wave (not module
  2,780  RuntimeWarning: overflow encountered in long_scalars in matrix multiply
  2,778  Variable/unknown length string/unicode dtype in numpy
  2,778  Multiprocessing incompatible with NumPy [duplicate]
  2,778  How to plot from .dat file with multiple columns and rows separated with tab spaces
  2,777  Tensorflow : TypeError: 'TensorShape' object is not callable
  2,777  Memory error while converting list to numpy array
  2,776  Slicing columns in Python
  2,776  Convert Matlab numerical heat conduction model to Python
  2,776  Assign a pandas series to a groupby operation
  2,775  Python - Trouble with Dedupe: TypeError: unhashable type: 'numpy.ndarray'
  2,775  numpy loadtxt, unicode, and python 2 or 3
  2,775  Is there any documentation of numpy numerical stability?
  2,774  Partial sums and products in numpy
  2,773  What does the array flags attribute tell?
  2,773  How to count the number of pixels with a certain pixel value in python opencv?
  2,773  Elementwise multiplication of NumPy arrays of matrices
  2,772  Python Numpy repeating an arange array
  2,772  numpy.float32' object does not support item assignment
  2,771  What is W[ ... ,c] doing? [duplicate]
  2,771  How to add along an axis in numpy
  2,771  Filtering out columns with zero values in numpy
  2,770  scipy.signal.resample behaves strangely
  2,769  Show rgb numpy array in matplotlib
  2,769  How to find the appropriate linear fit in Python?
  2,768  TypeError in Numpy happening randomly
  2,768  remove duplicate elements from two numpy arrays
  2,768  Concatenate two array of arrays in Python
  2,768  Cast an array shape into a string
  2,767  Why doesn't np.genfromtxt() remove header while importing in Python?
  2,767  OpenCV: Trying to Get Random Portion of Image
  2,766  Want to count the number of values in a column that meet a condition
  2,766  scipy.stats.normaltest() to test the normality of numpy.random.normal()
  2,766  matplotlib and numpy - histogram bar color and normalization
  2,765  Python\Numpy: Comparing arrays with NAN [duplicate]
  2,765  Plotting the means on a plot in matplotlib
  2,765  Is this the fastest way to group in Pandas?
  2,763  ValueError: Unknown label type: array while using Decision Tree Classifier and using a custom dataset
  2,763  Expand dimensions xarray
  2,762  Replace elements in numpy array avoiding loops
  2,762  Python: most efficient way to mirror an image along its vertical axis
  2,762  NumPy Tensor / Kronecker product of matrices coming out shuffled
  2,762  Numpy savetxt to a string
  2,762  Is there a way to prevent numpy.linalg.svd running out of memory?
  2,762  I am getting this error on using matplotlib
  2,762  Extract feature vector from 2d image in numpy
  2,762  Convert C# byte array to numpy array in Python .Net
  2,761  Python, How to fill up a column in an empty numpy array
  2,760  Reading of mtx file using not working
  2,760  Python: how to randomly sample from nonstandard Cauchy distribution, hence with different parameters?
  2,760  Performance for finding the maximum value in a dictionary versus numpy array
  2,759  Installing numpy on Mac OS X Mavericks with alternate LAPACK/BLAS
  2,759  Flip or reverse columns in numpy array
  2,759  fit an ellipse through points
  2,759  Explain numpy.where [duplicate]
  2,758  Methods for finding the Eigenvalues of a matrix using python?
  2,757  Python: Take the Log of all elements in a 2D array
  2,757  Numpy random memory error
  2,757  Assigning multiple array indices at once in Python/Numpy
  2,756  Numpy math with arrays and scalars?
  2,756  Mean values depending on binning with respect to second variable
  2,756  How to sort numpy array by absolute value of a column?
  2,756  how do I calculate a rolling idxmax
  2,756  How can I extract image segment with specific color in OpenCV?
  2,756  histogram matching in Python
  2,754  Python - find closest position and value
  2,754  Numpy select non-zero rows
  2,754  Integrating Discrete point in Python
  2,754  Generating an evenly sampled array from unevenly sampled data in NumPy
  2,754  3D matrix perspective transform
  2,753  Python - Select rows of array on certain condition?
  2,753  image processing using python and scipy
  2,753  How to fix ''IndexError: tuple index out of range'' in python?
  2,752  ValueError: array must not contain infs or NaNs
  2,752  Python Pandas Error: ValueError: Expected ''X'' fields in line ''X'', saw ''X''
  2,752  Newton method in python for multivariables (system of equations)
  2,751  Pandas dataframe columns of lists to numpy arrays for each column
  2,751  NumPy: Execute function over each ndarray element
  2,750  How to create a dynamic title in a Matplotlib animation
  2,749  Pandas: Quickly add variable number of months to a timestamp column
  2,749  Numpy: checking if an element in a multidimensional array is in a tuple
  2,749  Converting Python buffer to NumPy array - ValueError: buffer size must be a multiple of element size
  2,749  2D Interpolation of Large Irregular Grid to Regular Grid
  2,748  numpy.datetime64: how to get weekday of numpy datetime64 and check if it's between time1 and time2
  2,747  NumPy vectorization with integration
  2,747  major memory problems reading in a csv file using numpy
  2,747  How can I use scipy.interpolate.interp1d to interpolate multi Y arrays using the same X array?
  2,747  circle detection using python, numpy ?
  2,746  Trouble installing NumPy and Matplotlib on Mac (snow leopard)
  2,746  matplotlib ignore missing data
  2,746  Incremently appending numpy.arrays to a save file
  2,744  Remove multiple items from a numy.narray without numpy.delete
  2,744  Numpy genfromtxt error : got extra columns instead of n many
  2,744  How to convert the elements of an array into a number ? Python [duplicate]
  2,743  How to decide between scipy.integrate.simps or numpy.trapz?
  2,743  How to convert a 2D array to a structured array using view (numpy)?
  2,742  Steps for ''for loop'' in python
  2,742  Reading h5 file
  2,742  numpy 1.9.3, ImportError: No module named _globals
  2,742  Interpolation of a huge 2D array in python
  2,742  Average Date Array Calculation
  2,741  Vector operations with numpy
  2,741  Remove column of array via indexing in Python
  2,741  Python scipy.optimize.fmin_l_bfgs_b error occurs
  2,740  Sympy: generate figure with multiple subplots
  2,740  NumPy: use 2D index array from argmin in a 3D slice
  2,740  Fastest way to get all the points between two (X,Y) coordinates in python
  2,738  In python, How do we find the Correlation Coefficient between two matrices?
  2,738  How to select specific columns in numpy array?
  2,738  Extending regressions beyond data in Matplotlib
  2,737  numpy can't transpose row vector into column?
  2,737  List of values to Columns in Pandas DataFrame
  2,736  Generate random locations within a triangular domain
  2,736  Extracting one-hot vector from text
  2,735  Why can I not import TensorFlow package in Python Idle?
  2,735  Python code to quickly reduce the resolution of an image using numpy
  2,734  Python convert a vector into probabilities
  2,734  How to arrange the data for a heatmap pcolormesh?
  2,734  Can numpy argsort handle ties? [duplicate]
  2,733  python exponential function - incorrect exponential values
  2,733  Installing numpy on Amazon EC2 virtualenv
  2,733  how to get a 2d numpy array from a pandas dataframe? - wrong shape
  2,731  How to perform bincount on an array of strings?
  2,731  How do I create a sliding window with a 50% overlap with a numpy array? [duplicate]
  2,730  Pandas insert alternate blank rows
  2,730  How to optimize a nested for loop in Python
  2,730  How can I store and print the top 20% feature names and scores?
  2,729  Use NumPy for 3D vectors
  2,729  Python find most common value in array
  2,729  Pandas Python, Merge dictionaries
  2,728  shuffle and split a data file into training and test set
  2,728  Saving utf-8 encoded text with numpy.savetxt
  2,728  Generating random vectors of Euclidean norm <= 1 in Python?
  2,728  Count no. of specific values in a dataframe pandas [duplicate]
  2,727  Storing multidimensional variable length array with h5py
  2,727  How to deal with HOG feature arrays to use for classification in scikit-learn?
  2,727  gensim word2vec - array dimensions in updating with online word embedding
  2,727  Array Operation Equivalent Python and Matlab
  2,726  Pytorch TypeError: eq() received an invalid combination of arguments
  2,725  slicing multi-dimensional numpy arrays with arrays [duplicate]
  2,724  Why is my Kurtosis function not producing the same output as scipy.stats.kurtosis?
  2,723  Using opencv / Numpy to find white pixels in a color image using python
  2,723  convert a 2D numpy matrix to 2D numpy array
  2,723  Computing complex math equations in python
  2,722  numpy.savetxt IndexError: tuple index out of range
  2,722  Numpy matrix row comparison
  2,722  Convert a binary image to 2D array or Matrix in Python?
  2,721  removing baseline signal using fourier transforms
  2,721  Python numpy array negative indexing
  2,721  Comparing two dictionaries with numpy matrices as values
  2,719  multiple numpy dot products without a loop
  2,719  How can I transform this (100, 100) numpy array into a grayscale sprite in pygame?
  2,718  Cast NumPy array to/from custom C++ Matrix-class using pybind11
  2,717  Replace numbers below threshold # in numpy array with zeroes
  2,717  Python package for signal processing
  2,717  Plot eigenvalues of matrix as function of matrix element
  2,717  Numpy: Reshape array along a specified axis
  2,717  Numpy repeat for 2d array
  2,717  How to reduce time taken For loop in python?
  2,716  Python equivalent of R apply with anonymous function
  2,715  Write data directly to a tar archive
  2,715  TypeError: Image data of dtype object cannot be converted to float
  2,715  Repeat each value of an array two times (numpy)
  2,715  OverflowError: cannot convert float infinity to integer
  2,715  not being able to do numpy operations on values on a dictionary
  2,714  Scipy Sparse Matrix - Dense Vector Multiplication Performance - Blocks vs Large Matrix
  2,714  numpy binary raster image to polygon transformation
  2,714  Modify scipy sparse matrix in place
  2,714  How to extract paches from 3D image in python?
  2,714  How to convert complex numbers back into ''normal'' numbers after performing FFT
  2,713  python 2.7 mac osx interactive plotting with matplotlib not working
  2,712  Rendering a float array to 24-bit RGB image (using PIL for example)
  2,712  Calculating euclidean distance between consecutive points of an array with numpy
  2,711  Find ordered vector in numpy array
  2,710  Append Error Python
  2,709  Getting the indexes to the duplicate columns of a numpy array [duplicate]
  2,708  How to calculate the proportion of values in an array using numpy?
  2,708  Fit data to curve using polyfit with multiple variables in python using numpy polyfit
  2,708  Division with numpy matrices that might result in nan
  2,708  Appending multiple elements to numpy array
  2,707  Iterating through a numpy array and then indexing a value in another array
  2,707  How to split a pandas time-series by NAN values
  2,705  Splitting numpy array into blocks
  2,705  np.where and masked array
  2,705  error: expected activation_4 to have 2 dimensions, but got array with shape (14, 3, 150, 150)
  2,704  python: integrating a piecewise function
  2,704  Multiplying elements in a sparse array with rows in matrix
  2,703  Pandas Calculate CAGR with Slicing
  2,703  OpenCV - Applying BGS + Blob detection to both counting pedestrians and vehicles in a video simultaneously ( Code provided )
  2,703  Difference between pandas rolling_std and np.std on a window of an array
  2,702  How to code a function that accepts float, list or numpy.array?
  2,702  error: (-2) could not find a writer for the specified extension in function imwrite_
  2,702  Element wise matrix multiplication in Theano
  2,701  What is the Python list or NumPy equivalent of Excel's SUMIF function?
  2,701  Is numpy.multiply always equivalent to the * operator? [duplicate]
  2,700  Python, Numpy arrey error
  2,700  Python: How can we match values of predicted and truth values of a regression model
  2,700  plotting orbital trajectories in python
  2,700  Permission Error: Using
  2,700  I got a TypeError: only length-1 arrays can be converted to Python scalars
  2,700  Anaconda and Python Shell
  2,699  What's a simple way to hard code a 6x6 numpy matrix?
  2,698  Using Python Script in Power BI, ImportError: Missing required dependencies ['numpy']
  2,698  how can i color specific pixels in matplotlib imshow?
  2,696  How To Compare The Date From Two Numpy.datetime64
  2,696  Calculate difference of 2 dates in minutes in pandas
  2,695  PyOpenGL-accelerate + numpy
  2,695  NumPy - calculate histogram intersection
  2,695  Curve fit an exponential decay function in Python using given data points
  2,694  Python version of Matlab Signal Toolbox's tfestimate()? [closed]
  2,693  How to handle mixed data types in numpy arrays
  2,693  How can I keep trailing zeros in a list or np.array?
  2,692  Get the expected array with SciPy's Fisher exact test?
  2,691  Using converter function in genfromtxt fails
  2,691  Python Sklearn linear regression not callable
  2,690  Python size() and len() for list of list
  2,690  'numpy.ndarray' object has no attribute 'readlines'
  2,690  Numpy efficient big matrix multiplication
  2,690  Converting rdd of numpy arrays to pyspark dataframe
  2,689  plotting 3d vectors (arrays) in python
  2,689  Object dtype dtype('O') has no native HDF5 equivalent
  2,689  How to change year value in numpy datetime64?
  2,689  Explain this 4D numpy array indexing intuitively
  2,689  Delete all elements in an array corresponding to Boolean mask
  2,688  How to remove all occurrences of an element from NumPy array? [duplicate]
  2,687  How to save a greyscale matplotlib plot to numpy array
  2,687  How to multiply rows in matrices in Python?
  2,686  Python: append to numpy array
  2,686  numpy.random has no attribute 'choice'
  2,686  How to correct shape of Keras input into a 3D array
  2,686  balance numpy array with over-sampling
  2,685  numpy.savetxt() outputs very large files
  2,684  Quadratic Programming in Python using Numpy?
  2,683  Python - Unable to detect face and eye?
  2,683  Python/numpy append arrays, transpose, and save as csv
  2,683  Pyopencl: difference between to_device and Buffer
  2,683  Graph cut with python: How to set up the graph correctly?
  2,682  Scipy fmin_slsqp error ''failed in converting 8th argument `g' of _slsqp.slsqp to C/Fortran array''
  2,680  numpy transforming RGB image to YIQ color space
  2,680  Most Elegant Implementation of MATLAB's ''vec'' Function in NumPy
  2,679  Assigning field names to numpy array in Python 2.7.3
  2,678  Converting dates from HDF5 dataset to numpy array
  2,677  Writing numpy array to file- byte-order issue?
  2,677  What is the difference between numpy ''type identifiers'' and ''types'' within Cython?
  2,677  Python numpy or pandas equivalent of the R function sweep()
  2,677  Numpy gives memory error while running a Python file
  2,677  Convert numpy.array object to PIL image object
  2,677  Append numpy arrays with different dimensions
  2,676  Fourier coefficients for NFFT - non uniform fast Fourier transform?
  2,676  Combined hdf5 files into single dataset
  2,675  Why does numpy Dot product of 2d array with 1d array produce 1d array?
  2,675  Audio Data IO using Numpy/Scipy and PulseAudio
  2,674  Suppress descriptive output when printing pandas dataframe
  2,674  Regression line and fitted curve for scatter plots in matplotlib
  2,674  Python Pandas: How to broadcast an operation using apply without writing a secondary function
  2,674  pcolormesh with user-defined value level
  2,674  grid point interpolation of wrf data to lat lon in python with numpy and scipy
  2,673  fastest way to find the smallest positive real root of quartic polynomial 4 degree in python
  2,672  TypeError: int() argument must be a string, a bytes-like object or a number, not 'slice'
  2,671  Fast column shuffle of each row numpy
  2,671  Compute outer product of arrays with arbitrary dimensions
  2,670  Normalize numpy ndarray data
  2,670  Iterate over numpy matrix of unknown dimension
  2,670  How to load the pre-trained doc2vec model and use it's vectors
  2,670  Converting RGB to Grayscale manually tensorflow
  2,668  'numpy.float64' object cannot be interpreted as an integer
  2,667  multidimensional numpy array  -  reverse along a given axis
  2,666  Slicing a scipy.sparse.lil_matrix in rows and columns
  2,666  numpy vectorization instead of for loops
  2,666  KeyError when writing NumPy values to GEXF with NetworkX
  2,666  How to categorize floating values in python using pandas library
  2,666  How do I resize an image in Python using scipy.misc.imresize so that it matches the size of another specified image
  2,666  Handling of duplicate indices in NumPy assignments
  2,666  convert image pixels from square to hexagonal
  2,665  Using numpy to write an array to stdout
  2,665  Remove elements that appear more often than once from numpy array
  2,665  Python 2D circular surface in 3D
  2,664  Iterating without for loop in numpy array
  2,664  How to create a sub-matrix in numpy
  2,664  Error during contouring of griddata - Length of x must be number of columns in z, and length of y must be number of rows
  2,663  Python - Create an array from columns in file
  2,663  Pandas read_csv ignore dollar sign when parsing numbers
  2,662  ValueError: Objective function must return a scalar
  2,662  Numpy astype rounding to wrong value
  2,662  Multilayer-perceptron, visualizing decision boundaries (2D) in Python
  2,662  How to compare list of arrays in python?
  2,662  How can I delete some variables in NumPy/SciPy?
  2,662  How can an almost arbitrary plane in a 3D dataset be plotted by matplotlib?
  2,661  Python: Why would numpy.corrcoef() return NaN values?
  2,660  write in file with python
  2,660  pure python code for multivariate linear regression
  2,660  Looking for the fastest way to find the exact overlap between two arrays of equal length in numpy
  2,659  Training CNN with images in sklearn neural net
  2,658  Python scipy.fftpack.rfft frequency bin mapping
  2,658  KDE (kernel density estimation) of Matrix with 13 dimensions using numpy and matplotlib
  2,657  Splice arrays in NumPy?
  2,657  Numpy masked array modification
  2,657  numpy array subclass unexpedly shares attributes across instances
  2,657  cx_freeze - ImportError: numpy.core.multiarray failed to import
  2,656  Python Distribution Fitting with Sum of Square Error (SSE)
  2,656  Pillow and Numpy, getting pixel values
  2,656  matplotlib colors rgb_to_hsv not working right . Maybe need to report it?
  2,656  Cutting Dendrogram/Clustering Tree from SciPy at distance height
  2,655  What is the meaning of numpy reduceat() in python?
  2,655  Finding the intersection of a curve from polyfit
  2,654  convert np.where array to list
  2,653  merging indexed array in Python
  2,653  How do I slice array labels in python pandas?
  2,653  Apply function on a rolling slice of a pandas DataFrame
  2,652  Python - Fitting 2D rectangular data
  2,652  how do I fit 3D data
  2,652  Dividing binary image into 'blocks' of pixel data
  2,652  Convert list of tuples into numpy array
  2,651  Why is random.sample faster than numpy's random.choice?
  2,651  What's the fastest way to convert an interleaved NumPy integer array to complex64?
  2,651  Reducing function call overhead in python
  2,651  Python - ''Keyword cannot be an expression''
  2,650  Best way to get joint probability from 2D numpy
  2,649  numpy.where with like operator
  2,649  Libraries for manipulating multivariate polynomials
  2,648  Speedup MSD calculation in Python
  2,648  How to draw a colored pixel on a grayscale image?
  2,647  Python: Printing Pandas dataframe returns numpy.ndarray Attribute error
  2,647  Iterating over scipy sparse matrix by column
  2,647  Can Numba be used with Tensorflow?
  2,646  Reading and graphing data read from huge files
  2,646  Load npy file from S3 in python
  2,646  Finding notes in a WAV file
  2,645  Issue installing Keras with Tensorflow backend on Anaconda
  2,644  Python Multiprocessing Numpy Random [duplicate]
  2,644  Python: h5py gives OSError: Can't read data (inflate() failed) even though it's opened it before
  2,644  Pandas accessing last non-null value
  2,644  Estimating accuracy with (x == y).mean() - How does it work?
  2,643  Python lazy evaluation numpy ndarray
  2,643  OneHotEncoder TypeError: no supported conversion for types: (dtype('float64'), dtype('O'))
  2,643  Matrix inverse in numpy/python not giving correct matrix?
  2,643  AttributeError: 'numpy.ndarray' object has no attribute 'inverse_transform'
  2,642  return index less than a threshold value in numpy array?
  2,642  Python function that identifies if the numbers in a list or array are closer to 0 or 1
  2,641  Multiply each row of one array with each element of another array in numpy
  2,641  efficiently convert uneven list of lists to minimal containing array padded with nan
  2,640  ValueError: sequence too large; cannot be greater than 32
  2,640  Python - Pandas, Resample dataset to have balanced classes
  2,640  Failed building wheel, when I am trying to install with pip
  2,640  Copy every nth column of a numpy array
  2,639  Find the index of a value in an array
  2,638  savetxt & close file + python + numpy
  2,638  Python - differentiating an image in the X direction
  2,638  Copy values from numpy array to another array depending on a third value
  2,638  Backpropagation with python/numpy - calculating derivative of weight and bias matrices in neural network
  2,637  Python numpy.cov results in Memory Error
  2,637  Defining a matrix with unknown size in python
  2,636  Python - Zero-Order Hold Interpolation (Nearest Neighbor)
  2,636  numpy argmax when values are equal
  2,636  minimizing a multivariate, differentiable function using scipy.optimize
  2,636  Accessing neighboring cells for numpy array
  2,635  Limit/minimize step size in scipy optimization?
  2,635  I'm getting a TypeError for a += b, but not b += a (numpy)
  2,634  Numpy cumsum considering NaNs
  2,634  Easy parallelization of numpy.apply_along_axis()?
  2,634  Declaring numpy array and c pointer in cython
  2,633  Optimal extraction of columns from numpy matrix
  2,633  Issue with numpy.concatenation
  2,633  How to set the number of digits after the decimal place displayed in a numpy float?
  2,633  Data compression in python/numpy
  2,631  Python KeyError: 1.0
  2,631  Pairwise displacement vectors among set of points
  2,631  Numpy / Scipy - Sparse matrix to vector
  2,630  How to install numpy for python 2.7.9
  2,630  Efficiently change order of numpy array
  2,628  Python: What's the proper way to convert between python bool and numpy bool_?
  2,628  Python error: len() of unsized object while using statsmodels with one row of data
  2,628  Convert a tensor to numpy array in keras
  2,627  Thresholding of probabilities in a binary classification
  2,627  Split NumPy array according to values in the array (a condition)
  2,627  Nested Structured Numpy Array
  2,627  How to efficiently compare rows in a pandas DataFrame?
  2,625  Fit erf function to data
  2,625  Concatinating multiple Data frames of different length
  2,625  Change shape of multi-dimensional NumPy array without changing dimensions
  2,624  How to sum NaN in numpy?
  2,623  numpy: is it possible to preserve the dtype of columns when using column_stack
  2,623  How to calculate error for polynomial fitting (in slope and intercept)
  2,622  Read and save data file with variable number of columns in python
  2,622  Python package that supports weighted covariance computation
  2,622  Numpy - Normalize RGB image dataset
  2,621  Copying bytes in Python from Numpy array into string or bytearray
  2,621  Calculate sums with large binomial coefficients
  2,620  Sort numpy string array with negative numbers?
  2,620  get a numpy array from a sequence of images in a folder
  2,620  Ensuring positive definite covariance matrix
  2,619  How to calculate T-test from two Pandas data frame row-by-row
  2,619  get channel name with nptdms
  2,619  Fitting a 3D array of data to a 1D function with numpy or scipy
  2,619  -9999 as missing value with numpy.genfromtxt()
  2,618  proper way to replace NaN value from another dataframe on column match in pandas
  2,617  The model from Keras give me same output
  2,617  Install Numpy in VirtualEnv on Windows
  2,617  How to speed up numpy array-filling in python?
  2,616  Using Matplotlib and numpy to plot a system of equations
  2,616  ReLU Prime with NumPy array
  2,616  How do I convert an array of arrays into a multi-dimensional array in Python?
  2,616  How do I automatically link to a parameter type in ReST docstrings in Sphinx?
  2,615  Why does Python copy NumPy arrays where the length of the dimensions are the same?
  2,615  Why does numpy.random.dirichlet() not accept multidimensional arrays?
  2,615  Using numpy to square value gives negative number
  2,615  Replace character in numpy ndarray (Python)
  2,615  NumPy: sum every n columns of matrix
  2,615  Numpy array taking too much memory
  2,615  how to read an outputted fortran binary NxNxN matrix into Python
  2,615  Grouping indices of unique elements in numpy
  2,615  Faster way to convert list of objects to numpy array
  2,615  Adding lambda functions with the same operator in python
  2,614  scipy.optimize with non linear constraints
  2,614  Python - How to create an empty numpy array and append to it, like lists [duplicate]
  2,614  numpy: reorder array by specified values
  2,614  Numpy concatenate for arrays with same rows but different columns
  2,613  importing a python sparse matrix into MATLAB
  2,613  Finding intersection between straight line and contour
  2,613  3D plot with categorical axis [Python/Matplotlib]
  2,612  numpy find the max value in a row and return back to it's column index
  2,611  TypeError when attempting cross validation in sklearn
  2,611  numpy: Replacing values in a recarray
  2,611  numpy: Possible for zero determinant matrix to be inverted?
  2,610  What kind of noise is this?
  2,610  numpy arange for floating point start & stop
  2,610  Creating N-dimensional dynamical array based on user's input?
  2,610  combining vectors as column matrix in numpy
  2,610  AttributeError: 'Series' object has no attribute 'as_matrix' Why is it error?
  2,609  Storing the values of an iteration to a numpy array - Python, Numpy
  2,609  numpy - Sample repeatedly from matrix using np.random.choice
  2,609  Numpy repeating a row or column
  2,609  In Python, calculate the softmax of an array column-wise using numpy
  2,609  Cannot Find the Correct Working Directory in Python Spyder
  2,609  3 dimensional numpy array to multiindex pandas dataframe
  2,608  What are the loc and scale parameters in scipy.stats.maxwell?
  2,608  trouble getting cv.transform to work
  2,608  Numba jit warnings interpretation in python
  2,608  How to fix an ''ImportError: No module named numpy'' on AWS EC2 Server with AMI Linux but it installed?
  2,608  Fastest way to calculate exponential [exp()] function of large complex array in Python
  2,607  How to randomly set elements in numpy array to 0
  2,606  Writing .npy (numpy binary format) from java
  2,606  Numpy test() finished with errors
  2,606  Numpy Array Broadcasting with different dimensions
  2,606  Manual installation SciPy, NumPy, MatPlotlib (Windows)
  2,606  How to vectorize the evaluation of bilinear & quadratic forms?
  2,606  daily data, resample every 3 days, calculate over trailing 5 days efficiently
  2,605  TF: Fetch argument x has invalid type <type 'numpy.float32'>, must be a string or Tensor. (Can not convert a float32 into a Tensor or Operation.)
  2,605  Python calculate lots of distances quickly
  2,605  how to generate rectangular impulse with numpy/scipy
  2,603  What does mpf in the mpmath mean?
  2,603  ValueError: Maximum allowed size exceeded, variable will range from 0 to 3e33
  2,603  numpy only perform function on nonzero parts while preserving structure of array
  2,602  Numpy and diff()
  2,602  How to change background cell color according with a given key in pandas?
  2,601  Removing max and min elements of array from mean calculation
  2,601  Python: Designing a time-series filter after Fourier analysis
  2,601  Combine or join numpy arrays
  2,600  python setuptools and easy_install numpy question
  2,600  Passing numpy arrays from python to javascript
  2,600  pandas dataframe groupby a number of rows
  2,600  A colon before a number in numpy array
  2,599  numexpr.evaluate(''a+b'',out=a)
  2,598  Python numpy array assign values to each column according to row
  2,597  matplotlib slider for parameters
  2,597  Linear and circular convolution in Python
  2,596  numpy arange implementation on pandas dataframe
  2,596  New To Visual Studio Code, having problems with pandas/numpy
  2,596  Histogram from pandas DataFrame
  2,595  Why does append overwrite the list with the element being added?
  2,594  Two ways to join lists in dataframe: as rows and columns
  2,594  Python 2.7 ImportError: No module named numpy
  2,594  Matrix multiplication with SFrame and SArray with Graphlab and/or Numpy
  2,594  How to extend h5py so that I can access data within a hdf5 file?
  2,594  Fast numpy roll
  2,592  Skip Rows with missing values in genfromtxt
  2,592  Concatenate 3-d arrays python
  2,591  Turn NumPy Array of characters into a string
  2,590  Merging to numpy arrays with different column dimensions
  2,590  How to recompile Numpy with enabled OpenMP directives
  2,590  Frequency resolution issue using FFT in numpy
  2,589  Use numpy.average with weights for resampling a pandas array
  2,589  Slow python image processing with PIL and numpy
  2,589  Numpy installation API version mismatch
  2,588  RawArray from numpy array?
  2,588  Memory error in python using numpy array
  2,588  Docstring format for input numpy arrays with mandatory datatype and dimensions
  2,587  numpy.loadtxt: load a range of columns
  2,587  numpy get sub matrix from 2d matrix
  2,587  How can I map python callable over numpy array in both elegant and efficient way?
  2,587  Find location of pair of elements in two arrays in numpy
  2,587  Converting an array to positive indicator
  2,586  Numpy: Create a mask array to select rectangle
  2,586  for huge arrays is numpy slower than list? [duplicate]
  2,585  Is this a memory leak? (python + numpy)
  2,585  How to speed up itertools combinations?
  2,584  Iterating over numpy arrays to compare columns of different arrays
  2,583  Understanding format of data in scikit-learn
  2,583  Converting a list of points to a numpy 2D array
  2,582  Reconstructing SVD in Python
  2,582  calculating the curl of u and v wind components in satellite data - Python
  2,581  timedelta64 and datetime conversion
  2,581 from tf.keras.preprocessing.image.ImageDataGenerator.flow_from_directory?
  2,581  Numpy Install/Build Mac Osx
  2,581  How can I select the pixels that fall within a contour in an image represented by a numpy array?
  2,580  Trouble installing numpy for Python 3.3 on OSX 10.8
  2,580  scipy.optimize.curve_fit error- result from function not a proper array of floats
  2,580  Reading and writing an array in a file using C functions in cython
  2,580  Python & Pandas - pd.Series difference between int32 and int64
  2,580  Keras - Error when checking target
  2,580  Efficient way of merging two numpy masked arrays
  2,580  Could not find a version that satisfies the requirement numpy
  2,579  Using numpy in AWS Lambda
  2,579  Numpy import from CSV and convert columns to float [duplicate]
  2,579  ImportError: cannot import name '__check_build'
  2,579  how to extract required dimension from a numpy array
  2,579  Expanding NumPy array over extra dimension
  2,578  OpenCV iterating through contours
  2,578  Numpy/Scipy Connected Components
  2,577  Use of global dictionary to create variables
  2,576  weighted covariance matrix in numpy
  2,576  How to optimally apply a function on all items of a dataframe using inputs from another dataframe?
  2,575  Replace specific values in a matrix using Python
  2,575  Python numpy where function with datetime
  2,575  numpy array multiplication slower than for loop with vector multiplication?
  2,575  how to convert image to dataset to process machine learning
  2,574  smooth, generalised 2D linear interpolation in python
  2,573  How to convert a numpy complex array to a two element float array?
  2,573  FuncAnimation with a matrix
  2,573  Convert 2 images to numpy arrays and compare pixel by pixel
  2,572  How to get error estimates for fit parameters in
  2,571  Multiplication of two arrays in numpy
  2,571  How to convert a vtkimage into a numpy array
  2,571  Generate a NumPy array with powers of 2
  2,570  Seaborn matplotlib: Cannot get window extent w/o renderer (RuntimeError)
  2,570  Python: How to use functions inside numpy?
  2,570  Python Error: 'numpy.bool_' object is not iterable
  2,569  Python fsolve() complains about shape. Why?
  2,567  Getting a slice of a numpy ndarray (for arbitary dimensions)
  2,567  Finding a local Maxima/minimum using python
  2,566  writing a train_test_split function with numpy
  2,566  What's the difference between ''numpy.add(a,b)'' and ''a+b''?
  2,566  SciPy PearsonR ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all()
  2,566  Passing multiple columns of a 2D array into a lambda function and returning a single column array
  2,566  pandas not in, in and between
  2,565  Python 2D Gaussian Fit with NaN Values in Data
  2,565  Memory error (MemoryError) when creating a boolean NumPy array (Python)
  2,564  Why does behave in this way?
  2,564  set new index for pandas DataFrame (interpolating?)
  2,564  AttributeError: 'float' object has no attribute 'shape'
  2,563  Numpy: possible better formatting?
  2,562  NumPy - Iterate over 2D list and print (row,column) index
  2,562  Does [:] slice only make shallow copy of a list?
  2,562  Candlestick data in list to matplotlib
  2,561  TypeError: '(slice(0, 201617, 1), slice(None, None, None))' is an invalid key
  2,561  py2exe with enthought and pandas
  2,560  Quickest way to convert 1D byte array to 2D numpy array
  2,560  Python pandas dataframe- remove columns from header
  2,559  Object Tracking: MATLAB vs. Python Numpy
  2,559  numpy dimensions
  2,559  How to calculate normal inverse cumulative distribution function efficiently in Python
  2,558  Python, how to convert spline defined by x;y list of point into NURB curve
  2,558  MySQLdb query to Numpy array
  2,557  Why use arrays of shape (x,) rather than (x,1)? [duplicate]
  2,557  Speeding up distance matrix computation with Numpy and Cython
  2,557  numpy csv import problem
  2,556  How to convert from a dtype('o') to a dtype(float) in numpy?
  2,555  Vectorized groupby with NumPy
  2,555  Reading text file with numpy.loadtxt
  2,555  Can not reset the axes
  2,554  Numpy where returns empty array
  2,554  How to find the Null Space of a matrix in Python using numpy?
  2,553  Remove elements from one array if present in another array, keep duplicates - NumPy / Python
  2,553  h5py - HDF5 database randomly returning NaNs and near very small data with multiple readers?
  2,553  Comparison with boolean numpy arrays VS PEP8 E712
  2,552  I can't open my Excel file on python, using pandas
  2,551  imwrite merged image : writing image after adding alpha channel to it opencv python
  2,551  How to get around this memoryview error in numpy?
  2,550  Memory Error when,B), where A is 250000x108 float matrix, B is transpose of A
  2,550  How to install h5py (+numpy+libhdf5+ ... ) as non-root on a Debian Linux system
  2,550  Detect consecutive dates in pandas series of DatetimeIndex
  2,549  How to get the rolling(window = 3).max() on a numpy.ndarray?
  2,549  Count zero rows in 2D numpy array
  2,549  Broadcasting vs tf.matmul for tensor-matrix multiplication (Shape must be rank 2 but is rank 3 error)
  2,548  Loading UTF-8 file in Python 3 using numpy.genfromtxt()
  2,548  How to turn a numpy array mask (boolean) into floats or ints
  2,547  SciPy + Numpy: Finding the slope of a sigmoid curve
  2,547  Python, Numpy, and OLS
  2,547  getting errors when trying to install matplotlib and numpy using pip
  2,547  Efficient element-wise matrix division when elements in denominator may be zero
  2,546  Vectorizing Haversine distance calculation in Python
  2,546  Multiprocessing - using the Managers Namespace to save memory
  2,546  Minor of matrix
  2,546  Construct a matrix using a for loop
  2,545  Why are numpy functions so slow on pandas series / dataframes?
  2,545  Rolling median for a large dataset - python
  2,545  How to fold/accumulate a numpy matrix product (dot)?
  2,545  How do I downsample a 1d numpy array?
  2,545  convert unicode array to numpy
  2,544  Use of fsolve and numpy
  2,544  Scipy sparse matrix assignment using only stored elements
  2,544  Saving data to h5
  2,544  Numpy - multiple 3d array with a 2d array
  2,544  Histogram for data with periodic boundary conditions
  2,544  FindContours of a single channel image in OpenCv (Python)
  2,543  numpy multiple slicing booleans
  2,543  Matlab random vs np.randn
  2,543  Getting eigenvalues from 3x3 matrix in Python using Power method
  2,542  How does matplotlib's histogramdd work?
  2,542  How can I transform the histograms of grayscale images to enforce a particular ratio of highlights/midtones/shadows?
  2,542  Converting log values back to number
  2,542  @(at) operator at Python, how to use it? [duplicate]
  2,541  What's the most efficient way to select a non-rectangular ROI of an Image in OpenCV?
  2,541  TypeError: can't multiply sequence by non-int of type 'float' : prblem with NumPy arrays
  2,540  Reading numpy arrays outside of Python
  2,540  matplotlib.pyplot.imsave backend
  2,540  Cannot reshape array of size into shape
  2,539  Abstract matrix multiplication with variables
  2,538  Printing matrix with numpy, python
  2,538  numpy matrix to pandas Series
  2,538  Iterating a function over the RGB values of individual pixels
  2,538  How can I add small 2D array to larger array?
  2,538  Find missing values in NumPy array of dtype obj
  2,538  Finding heteroscedasticity in time series
  2,538  Catching numpy runtimewarning as exception and suppressing them
  2,537  Insert a Python list of lists in MySQL
  2,536  Python - The best way to read a sparse file into a sparse matrix
  2,536  Python matplotlib get data with cursor from plot
  2,536  How to find the minimum value from a part of a column in numpy array?
  2,536  Calculate power of FFT Frequency component
  2,535  Installing f2py in ubuntu
  2,535  How to convert triangle matrix to square in NumPy?
  2,535  Calculate euclidean norm of 100 points of n-dimensions?
  2,534  Numpy: Linear system with specific conditions. No negative solutions
  2,532  What is an efficient way to scale a int16 numpy array to a int8 numpy array
  2,532  Scatter plot marker size calculation
  2,532  Numpy: Comparison within Multidimensional array values
  2,532  How to properly cast mpmath matrix to numpy ndarray ( and mpmath.mpf to float)
  2,532  Distance calculation on matrix using numpy
  2,532  Assign column and row labels to merged numpy arrays?
  2,532  A kernel matrix 3x3 on an array of an image / Gaussian filter
  2,531  Saving to hdf5 is very slow (Python freezing)
  2,531  Python float types vs Decimal
  2,531  creating histogram from 2d array python
  2,531  Could not broadcast input array from shape (8,8,3) into shape (8,8,2048,3)
  2,530  Subtract pandas columns from a specified column
  2,530  Numpy.where used with list of values
  2,530  numpy: Computing mean and std over multiple non-consecutive axes (2nd attempt)
  2,530  Modify numpy array section in-place using boolean indexing
  2,530  Find Unique Dates in Numpy Datetime Array
  2,529  finding identical rows and columns in a numpy array
  2,529  array of neighbor averages
  2,528  Remove the numba.lowering.LoweringError: Internal error
  2,528  Numpy Advanced Indexing with 1D array
  2,528  Inverse filtering using Python
  2,528  Concatenating numpy arrays vertically and horizontally
  2,527  How to use group by and return rows with null values
  2,527  How to obtain the Jacobian from the returned data of the leastsq()?
  2,527  efficient, fast numpy histograms
  2,527  Classify elements of a numpy array using a second array as reference
  2,526  Matlab to Python Conversion
  2,526  Extract specific bytes from a binary file in Python
  2,526  Difference between data sets
  2,525  Python: 64bit Numpy?
  2,525  Numpy random choice to produce a 2D-array with all unique values
  2,525  Find all positions in a NumPy array that contain a substring (most efficient?)
  2,524  Setting numpy slice in lambda function
  2,524  numpy.arange divide by zero error
  2,521  ValueError Scikit learn. Number of features of model don't match input
  2,521  Using sklearn.metrics Jaccard Index with images?
  2,521  Recursively defining an N-dimensional numpy array
  2,521  Pythonic way to compute sensitivity and specificity
  2,521  IPython: how to automagically load npz file and assign values to variables?
  2,521  How to get azimuth and elevation from a matplotlib figure
  2,521  Bypass ''Array is too big'' python error
  2,520  Want to append 2 2d arrays in numpy
  2,520  Python numpy.var returning wrong values
  2,520  Making a numpy array with mixed types and writing it as csv
  2,519  How to specify a random seed while using Python's numpy random choice?
  2,519  How to sort a numpy array into a specific order, specified by a separate list, based on the relative sizes of the values in the array
  2,519  Extracting a feature by feature name in scikit dict vectorizer
  2,519  Efficiently Reshaping/Reordering Numpy Array to Properly Ordered Tiles (Image)
  2,519  Convert a list of strings into a dataframe [duplicate]
  2,518  Python print error: %d format: a number is required, not tuple
  2,517  What does the unary operator ~ do in numpy?
  2,516  What causes this NameError: name 'ax' is not defined in my Python code?
  2,516  increasing NumPy memory limit
  2,515  Ubuntu 14.04 Installing Numpy and Scipy without Root Access
  2,515  shuffle data in train test split function sklearn returns error
  2,515  how to multiply 2 matrices (Python)
  2,514  Numpy array assignment inside class
  2,514  How to read two columns using python
  2,514  How to change the arrow head style in matplotlib annotate?
  2,514  Compress an array in python?
  2,513  Read Large Gzip Files in Python
  2,513  Alternative for r's Exponential smoothing state space model in python/scikit/numpy
  2,512  Numpy array dot product
  2,512  Changing WAV format from 32-bit floating point to 16 bit PCM
  2,511  How do I define a conditional function using sympy?
  2,511  Creating 1D zero array in Octave
  2,510  using pip to install packages locally in spite of satisfied global requirements
  2,509  Parseval's theorem in Python
  2,509  how to solve 3 nonlinear equations in python
  2,509  Error when using rot90 on 3D numpy array with 3 arguments
  2,508  Detection of rectangles using Hough Transformation. Encountered this error: 'NoneType' object has no attribute '__getitem__'
  2,507  MLP Neural Network: calculating the gradient (matrices)
  2,507  Create a Numpy FFT Bandpass Filter
  2,506  Speed up iteration over Numpy arrays / OpenCV cv2 image
  2,506  Disable warnings originating from scipy
  2,505  strptime() argument 0 must be str, not <class 'bytes'>
  2,505  How to convert RGB image to one-hot encoded 3d array based on color using numpy?
  2,505  How to check the current version of numpy in the source code?
  2,504  python generate histogram/pareto chart on keywords
  2,504  How to select a portion of a NumPy array efficiently?
  2,504  Fast method to retrieve contour mask from a binary mask in Python
  2,503  Occasional ctypes error importing numpy from mod_wsgi django app
  2,503  LU decomposition with pivoting in numpy
  2,502  Python RuntimeWarning overflow encountered in double_scalars
  2,502  Python Pandas: How can I search for a string in a column? [duplicate]
  2,502  Numpy array to dictionary
  2,501  PyTorch CUDA vs Numpy for arithmetic operations? Fastest?
  2,501  Python: Creating multiple plots in one figure with for loop
  2,500  scipy.integrate.quad precision on big numbers
  2,500  Numpy: vectorization for multiple values
  2,500  Can I trick numpy.histogram into behaving like numpy.bincount?
  2,499  Interpolate irregular 3d data from a XYZ file to a regular grid
  2,498  Ignoring duplicate entries in sparse matrix
  2,498  AttributeError: 'DType' object has no attribute 'type' Tensorflow Serving
  2,497  Scipy optimize.curve_fit sometimes won't converge
  2,497  Geometric warp of image in python
  2,497  Constrained np.polyfit
  2,496  Variables in NumPy
  2,496  Python ValueError: cannot copy sequence to array
  2,496  Get point IDs after clustering, using python [duplicate]
  2,496  Finding intersection of two matrices in Python within a tolerance?
  2,496  Downsampling large 3D image in numpy
  2,496  Data structure for custom indexing
  2,495  Speed up numpy matrix inverse
  2,495  Plotting a sum in python
  2,495  Memory error when using Numpy load text
  2,495  Finding coordinate points of intersection with two numpy arrays
  2,494  Optimizing my Cython/Numpy code? Only a 30% performance gain so far
  2,494  How can i pythonically us opencv to find a a basketball in an image?
  2,494  Fast way to quantize numpy vectors
  2,494  empty, zero and non-zero pixels representation in Matplotlib
  2,493  Scipy ndimage median_filter origin
  2,493  Python: gridding point X,Y, and Z in order to extract statistical attribute
  2,493  Create a matrix from a list of key-value pairs
  2,492  Unsupported type for timedelta
  2,492  Plotting mathematica data with python
  2,491  What is the reason for an unhandled win32 exception in an installer program?
  2,491  Use SWIG to wrap C++ <vector> as python NumPy array
  2,491  Multiply array of different size
  2,491  Installing Numpy for Python 3.3 on Mac Mavericks OS 10.9
  2,490  Python on Windows error: python25.dll not found
  2,490  How can I add a small matrix into a big one with numpy?
  2,490  Convert OpenCV IplImage* data to numpy array
  2,489  ValueError: shapes (1,1000) and (1,1000) not aligned: 1000 (dim 1) != 1 (dim 0) When with two matrices
  2,489  Python Numpy Structured Array (recarray) assigning values into slices
  2,488  Solution to Error: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all()
  2,488  Convert NumPy arrays to Pandas Dataframe with columns
  2,488  Can I use lambdify to evaluate the derivative of a python function?
  2,487  Speeding up dynamic programming in python/numpy
  2,487  Python Bar charts are overlapping
  2,487  How to read this ASCII data into Python lists or numpy arrays?
  2,487  Convert a MATLAB matrix object to a python NumPy array
  2,486  pandas: add new column that increment every several rows
  2,486  load a certain number of rows from csv with numpy
  2,486  Backpropagation with Rectified Linear Units
  2,485  numpy Loadtxt function seems to be consuming too much memory
  2,485  Is it possible to anchor a matplotlib annotation to a data coordinate in the x-axis, but to a relative location in the y-axis?
  2,485  How to make NumPy create a matrix with Strings and floats
  2,485  Finding the index of a numpy array in a list
  2,485  Binary Matrix Multiplication with OR Instead of Sum
  2,485  axis 0 is out of bounds for array of dimension 0
  2,484  Plotting a hydrograph-precipitation plot
  2,484  Finding matching submatrices inside a matrix
  2,483  How to calculate all 24 rotations of 3d array?
  2,483  Exponential Fitting with Scipy.Optimise Curve_fit not working
  2,482  Using NumPy to Find Median of Second Element of List of Tuples
  2,482  ''pip3 install numpy'' fails on brewed Python 3.5
  2,482  numpy vectorization of double python for loop
  2,482  Converting 2D Numpy array to a list of 1D columns
  2,481  Why doesn't setup_requires work properly for numpy?
  2,481  numpy.poly1d , root-finding optimization, shifting polynom on x-axis
  2,480  scipy eigh gives negative eigenvalues for positive semidefinite matrix
  2,480  Numpy inpaint nans interpolate AND extrapolate
  2,480  Get corner values in Python numpy ndarray
  2,480  Assembling Numpy Array in Parallel
  2,479  Python mask image pixels from a set of values
  2,479  Prevent pandas from reading None as Nan
  2,479  Changing numpy structured array dtype names and formats
  2,478  loop through numpy arrays, plot all arrays to single figure (matplotlib)
  2,477  Euclidean distance between matrix and vector
  2,477  Calculating the mean across multiple files
  2,475  Tensorflow variable images size within single batch
  2,475  Python opencv and dicom files
  2,475  Numpy: find the euclidean distance between two 3-D arrays
  2,475  How to substitute symbol for matrix using symPy and numPy
  2,475  How to convert a Numpy array of int to string in Python?
  2,475  Cython numpy array indexing
  2,474  Numpy - summing up a list of vectors
  2,474  Is there a way to create column vectors in numpy without having to create a list of lists? [duplicate]
  2,473  Numpy - find rows where all elements are finite
  2,473  linear regression line with matplotlib gives ValueError
  2,473  AttributeError: 'LinearSVC' object has no attribute 'classes_'
  2,473  Am I using Numpy to calculate the Inverse Filter correctly?
  2,472  Import errors after upgrading to sklearn 0.15
  2,472  How to append the list's values to a 3D array - python and opencv
  2,472  Calculating norm of columns as vectors in a matrix
  2,471  Q2: AttributeError: 'builtin_function_or_method' object has no attribute 'size'
  2,471  Numpy C API: Link several object files
  2,471  Keras: convert pretrained weights between theano and tensorflow
  2,471  creating a boolean array which compares numpy elements to None
  2,470  Removing NaNs in numpy arrays
  2,470  Python error when calling NumPy from class method with map
  2,469  Remove nan rows in a scipy sparse matrix
  2,469  Linear regression with a forced zero intercept
  2,469  Change the shape of an array using another array
  2,468  Reshape array to rgb matrix
  2,468  How can I speed up transition matrix creation in Numpy?
  2,467  Parallel matrix-vector multiplication in numpy
  2,467  How to use fmt in numpy savetxt to align information in each column
  2,467  Calling numpy function from C-code
  2,466  Should I use numpy (or pylab) as a python environment by using `from numpy import *`?
  2,466  python syntax error in matplotlib
  2,465  Numpy fill_diagonal return None
  2,465  Join two python arrays via index
  2,464  Packages not working, using Anaconda
  2,464  Comparing Python accelerators (Cython,Numba,f2py) to Numpy einsum
  2,463  Unsupported operand type(s) for ** or pow(): 'generator' and 'int'
  2,462  numpy array, difference between a /= x vs. a = a / x
  2,462  How to convert pandas dataframe columns to native python data types?
  2,462  How can one efficiently remove a range of rows from a large numpy array?
  2,461  numpy: summing along all but last axis
  2,461  How can I find the critical points of a 2D array in python?
  2,460  Finding solutions to row reduced matrix python
  2,459  Numpy savetxt loop
  2,459  Numpy extract row, column and value from a matrix
  2,459  How to vectorize 3D Numpy arrays
  2,459  How to get the rank of a column in numpy 2d array?
  2,459  converting text to datetime64 in numpy
  2,458  Why are numpy calculations not affected by the global interpreter lock?
  2,458  Random integers from an exponential distribution between min and max
  2,458  Python - C embedded Segmentation fault
  2,458  How to compute the median and 68% confidence interval around the median of non-Gaussian distribution in Python?
  2,457  Python Pandas Dictionary with numpy arrays
  2,457  Centering a Numpy array of images
  2,456  Pairwise haversine distance calculation
  2,456  Numba and Cython aren't improving the performance compared to CPython significantly, maybe I am using it incorrectly?
  2,455  tensorflow.python.framework.errors.InvalidArgumentError: Field 0 in record 0 is not a valid int32: 1 0
  2,455  Count unique values in each numpy array column
  2,454  Fitting a Lognormal Distribution in Python using CURVE_FIT
  2,454  Draw 3D plot with minimal interpolation
  2,454  Determining if a color is within a contour OpenCV
  2,453  Python - What are the major improvement of Pandas over Numpy/Scipy
  2,453  Difference between ALL 1D points in array with python diff()?
  2,452  Piecewise linear fit with n breakpoints
  2,452  Non-linear Least Squares Fitting (2-dimensional) in Python
  2,451  Dealing with zeros in numpy array normalization
  2,451  Creating 3rd order tensors with python and numpy
  2,450  Randomly shuffle items in each row of numpy array
  2,450  Python: creating and copying numpy arrays in Numba?
  2,450  NaNs in pandas.DataFrame not printing to Excel
  2,450  Deleting multiple slices from a numpy array
  2,449  Safer way to expose a C-allocated memory buffer using numpy/ctypes?
  2,448  Why does this numpy array comparison fail?
  2,448  How to plot the Eigenvalues when solving matrix coupled differential equations in PYTHON?
  2,448  How to generate a matrix with circle of ones in numpy/scipy
  2,447  scikit-learn install failure / numpy not found / missing numpy headers
  2,445  Weird loadtxt behaviour, script that worked previously not working after reinstall
  2,445  Sorting numpy matrix for a given column
  2,445  Numpy print a 1d array as a column
  2,445  Jython: ImportError: No module named multiarray
  2,445  Conditional Replace within a Column of a Numpy Array
  2,445  Cannot cast array data from dtype('complex128') to dtype('float64') according to the rule 'safe'
  2,444  Numpy Python: Sorting columns of an array in alphabetical order
  2,444  How does numpy handle mmap's over npz files?
  2,443  No conversion path for dtype ('<U1') issue
  2,443  Crop multiple faces from a picture using opencv and store them in a folder
  2,442  savetxt to file giving error
  2,442  Representing Graph with Numpy Array
  2,442  Python - Log Transformation on variables using numpy
  2,442  IronPython unable to run script that imports numpy
  2,442  Different standard deviation for same input from Wolfram and numpy
  2,442  Delimiter error from np.loadtxt Python
  2,441  python read file in certain format
  2,441  How do I concatenate two one-dimensional arrays in NumPy?
  2,441  Extracting data from numpy array
  2,441  Create mpf from array
  2,441  Compute percentile rank relative to a given population
  2,440  ANOVA over time in Python, what am I doing?
  2,439  Fastest way to find non-finite values
  2,439  Calculate Distance between numpy arrays
  2,438  Seaborn distplot: unsupported operand type(s) for /: 'str' and 'int'
  2,438  Linking Libraries using f2py
  2,437  Saving numpy array to txt file as a single column?
  2,437  Numpy: index array by array
  2,437  Installing packages in Python 2.7.9 [duplicate]
  2,437  Element-wise subtraction of two numpy arrays
  2,436  Is it possible to update / add to a numpy histogram (specifically, numpy.histogram2d) that is already populated?
  2,436  Any way to create a NumPy matrix with C API?
  2,435  Numpy Array Slicing
  2,435  Install Numpy in Python 3.4.4 and Linux [duplicate]
  2,434  Why does require so much memory in numpy?
  2,434  looking for a 3D version of numpy.linalg.norm
  2,434  How to get column name for second largest row value in pandas DataFrame
  2,433  Python import works in interpreter, doesn't work in script Numpy/Matplotlib
  2,433  plot 3d in python using three lists
  2,433  finding the area of a closed 2d uniform cubic B-spline
  2,433  Appending rows onto a numpy matrix
  2,432  Specify number of samples in a segment for Short-time Fourier Transform using SciPy stft function
  2,432  Precision of cdf in scipy.stats
  2,432  Numpy: Replace every n element in the first half of an array
  2,432  How to remove columns from a file using pandas DataFrame.drop with a list of column headers read in from a second file
  2,432  How to create or fill an numpy array with another array?
  2,431  ''ValueError: Not a location id (Invalid object id)'' while creating HDF5 datasets
  2,431  Error installing and using numpy
  2,430  Matplotlib: ValueError: x and y must have same first dimension Error
  2,430  Index 2D numpy array by a 2D array of indices without loops
  2,430  Implementing Topic Model with Python (numpy)
  2,430  How to random sample a 2-parameter weibull distribution in python
  2,430  Fastest way to check which interval index a value is
  2,430  dtype usage when converting list to numpy array
  2,429  python - KL divergence on numpy arrays with different lengths
  2,429  Numpy matrix operations
  2,429  How to append a list as a row in pandas.DataFrame()?
  2,429  Get the mean value of list containing NaNs in Python
  2,429  draw random element in numpy
  2,428  Python: Non diagonal elements of a matrix to 0
  2,428  Getting indices of a specific value in numpy array
  2,428  Flushing numpy memmap to npy file
  2,428  conda-forge: Why does Conda inconsistently want to downgrade NumPy?
  2,428  Comparing two lines in csv file - Python
  2,428  Checking for both NaT or pandas timestamp
  2,427  Pick random coordinates in Numpy array based on condition
  2,427  pandas Dataframe groupby, sort groups by absolute value
  2,427  Finding shape of saved numpy array (.npy or .npz) without loading into memory
  2,426  Using np.where to find matching row in 2D array
  2,426  Making ROC curve using python for multiclassification
  2,426  Iterate over a matrix, sum over some rows and add the result to another array
  2,426  install mlpy 3.5.0 on mac 10.9 error.Please help me
  2,426  Finding an array elements location in a pandas frame column (a.k.a pd.series)
  2,425  Triangular contour with meshgrid
  2,424  Using numpy.bincount with array weights
  2,424  import scipy.sparse failed
  2,424  How to create a synthetic dataset
  2,423  Buildin a sparse 2D laplacian matrix using SciPy modules
  2,422  Numpy analog for Jython [duplicate]
  2,422  Issues in opening and reading .mat files in python
  2,422  deleting rows of a numpy array based on uniqueness of a value
  2,420  Python fit a distribution to a bell curve
  2,420  numpy multidimensional indexing and the function 'take'
  2,419  resampling of 2D numpy array
  2,419  np.subtract.outer() returning more dimensions than I expect
  2,418  Using a graph-tool efficiently
  2,418  TensorFlow: Dimension not compatible error in convolutional network
  2,418  Filter pandas (python) dataframe based on partial strings in a list
  2,418  Fastest way to merge pandas dataframe on ranges
  2,418  Dot product of every element with every other element of an array
  2,417  striping space from all columns values in pandas
  2,417  numpy.core.multiarray failed to import while invoking python module through C++ application developed in xcode
  2,417  Most efficient way to stretch an image in Python NumPy
  2,417  Bug or feature: cloning a numpy array w/ slicing
  2,416  Pandas: groupby and get index of first row matching condition
  2,416  How to compare value in list without using loop in python?
  2,416  How to add ones to matrix?
  2,416  AttributeError: 'numpy.int64' object has no attribute 'timestamp' in python 3.5 in Anaconda
  2,415  numpy  -  Transform non-contiguous data to contiguous data in place
  2,414  Volume under ''plane'' defined by data points - python
  2,414  value error trying to install numpy on windows 8
  2,414  memory error in numpy svd
  2,414  How to make mpmath function return python float?
  2,413  How to convert a wand image object to numpy array (without OpenCV)?
  2,412  Tensorflow: Numpy equivalent of tf batches and reshape
  2,412  ImportError: cannot import name NumpyTest
  2,412  How to work around the ValueError: array is too big error?
  2,412  How to effectively scan 2d numpy array?
  2,411  Visualize matplotlib histogram bin counts directly on the graph
  2,411  Sklearn - Cannot use encoded data in Random forest classifier
  2,411  How to read a hex file into numpy array
  2,410  np.squeeze for assignments
  2,410  Isolate greatest/smallest labeled patches from numpy array
  2,409  Trying to generate random x,y coordinates within a ring in python
  2,409  Plotting stacked histograms in python using matplotlib
  2,409  Fitting an exponential modified gaussian curve to data with Python
  2,409  Editing Python plot surface ticks and their frequency
  2,409  compress numpy array(matrix) by removing columns using another numpy array as mask
  2,409  Append Numpy array to correct shape
  2,408  Treat nan as zero in numpy array summation except for nan in all arrays
  2,407  Python: Get array indexes of quartiles
  2,407  Numpy roll vertical in 2d array
  2,407  Creating a random matrix in python
  2,406  Python PANDAS: How to Reverse One-Hot Encoding Back to Categorical [duplicate]
  2,406  numpy array assign values from another array
  2,406  Create numpy array from python list
  2,405  Using numpy.random.normal with arrays
  2,405  Share a numpy array in gunicorn processes
  2,405  Removing completely isolated cells from Python array?
  2,405  Pandas DataFrame not working as intended
  2,404  Plotting confidence intervals for Maximum Likelihood Estimate
  2,403  Trouble getting Virtualenv to Import Numpy
  2,403  python contour for binary 2D matrix
  2,403  fractional part of numpy array
  2,402  Replacing numpy array values python
  2,402  python plot intersection of line and data
  2,402  Normalizing complex values in NumPy / Python
  2,401  x and y must have same first dimension, but have shapes (30,) and (1,)
  2,401  Pandas DataFrame: How to quickly get first non-NaN value in each row? [duplicate]
  2,401  Function returns a vector, how to minimize in via NumPy
  2,400  What is most efficient way of setting row to zeros for a sparse scipy matrix?
  2,400  MemoryError from sklearn.metrics.silhouette_samples
  2,400  How to map NaN in numpy to values using dictionary?
  2,399  Keras input shape error
  2,398  Using : operator to index numpy.ndarray of numpy.void (as output by numy.genfromtxt)
  2,398  Understanding axis in Python
  2,398  Pass numpy array as function argument [closed]
  2,397  Scipy - Inverse Sampling Method from custom probability density function
  2,396  Setting python path for WinPython to use f2py
  2,396  Numpy method to split a real number into n-equal parts?
  2,396  Cython: how to resolve TypeError: Cannot convert memoryviewslice to numpy.ndarray?
  2,396  Convert a dataframe with multiple rows into one row using pandas?
  2,395  Tuple Numpy Data Type
  2,394  using masked array to create pandas DataFrame
  2,394  How to get a subset of rows from a NumPy Matrix based on a condition?
  2,394  generalized cumulative functions in NumPy/SciPy?
  2,393  Visualizing a 3d numpy array of 1's and 0's
  2,393  Numpy repeat array along new axis
  2,393  Creating array of arrays in numpy with different dimensions
  2,393  Calculate euclidean distance from dicts (sklearn)
  2,392  Using numpy and pandas how to calculate percentage and using criteria and give it negative sign
  2,392  Sorting a numpy array based on data from another array
  2,392  Slow performance of pandas timestamp vs datetime
  2,392  Need nose >= 0.10.0 error while attempting to install Theano on Ubuntu
  2,392  Memory alignment for fast FFT in Python using shared arrays
  2,392  Converting A folder of images into a .h5 file?
  2,392  Apply round off setting to whole notebook
  2,391  SWIG: No typemaps are defined
  2,391  No module named msvccompiler in numpy.distutils; trying from distutils and raise SystemExit, ''error: '' + str(msg)
  2,391  Fastest way to create strictly increasing lists in Python
  2,391  customizing facetgrid xticks and labels in seaborn
  2,390  Python loadtxt function is not working
  2,390  Python: how to interpret the outcome of np.argmax()?
  2,390  Iterate over files in a folder to create numpy array
  2,389  Where to find source code for numpy's percentile [closed]
  2,388  VTK render window image to numpy array
  2,388  (Python) Gaussian Bernoulli RBM on computing P(v|h)
  2,388  making histogram from a csv file
  2,388  Add together two numpy masked arrays
  2,387  Python Speedup np.unique
  2,387  Numpy histogram on multi-dimensional array
  2,387  Numpy column and row vectors
  2,386  Python Pandas find statistical difference between 2 distributions
  2,386  Python: Matplotlib imshow shift xlabel numbers
  2,386  Pandas DataFrame replace does not work with inplace=True
  2,386  Implementation of numpy in1d for 2D arrays?
  2,386  Find the n smallest items in a numpy array of arrays
  2,384  Row-wise scaling with Numpy
  2,384  Excluding certain rows while importing data with Numpy
  2,384  Converting a 1.2GB list of edges into a sparse matrix
  2,383  unable to `pip install numpy` on a specific machine
  2,383  Return the indices of unmasked elements that are both zero and not zero
  2,383  How to correctly test RGB values using images(OpenCV & Python)?
  2,382  Using Python numpy einsum to obtain dot product between 2 Matrices
  2,382  turning igraph adjacency matrix into numpy array
  2,382  Python - finding pattern in a plot
  2,382  Numpy array being rounded? subtraction of small floats
  2,381  Python Pandas - from data frame create an array or matrix for multiplication
  2,381  How to show numpy NxM array with dtype=float as plain gray scale image?
  2,381  How to plot contours from multidimensional data in MatPlotLib (NumPy)?
  2,380  Sum All elements of each array in an array of arrays
  2,380  Reshaping pandas DataFrame from Meshgrid
  2,380  Pandas pd.Series.isin performance with set versus array
  2,380  how to effectively loop over matrix elements?
  2,380  How do I visualize or plot a multidimensional tensor?
  2,380  How can I pick specific records in TensorFlow from a .tfrecords file?
  2,379  ValueError: too many values to unpack matplotlib errorbar
  2,379  Removing outliers in each column (and corresponding row)
  2,379  Python code to perform anisotropic diffusion, having trouble running it in Anaconda
  2,378  I'm trying to use pip install to add numpy, but it says the file doesn't exist
  2,378  Convert 2D numpy array to Tensorflow Dataset
  2,378  Colorbar does not show values when using LogNorm()
  2,377  Fastest way to numerically process 2d-array: dataframe vs series vs array vs numba
  2,377  Difference in matrix multiplication tensorflow vs numpy
  2,376  Numpy API version mismatch
  2,376  How to do faster opencv cv2 imread in python after reboot
  2,376  can't add a string element to numpy zeros array
  2,376  Appending/Merging 2D Arrays
  2,375  Search Numpy array with multiple values
  2,375  NameError: name 'classname' is not defined error in python
  2,375  Creating grid and interpolating (x,y,z) for contour plot sagemath
  2,374  Use optimize.minimize from scipy with 2 variables and interpolated function
  2,374  sklearn ''numpy.dtype has the wrong size, try recompiling'' in both pycharm and terminal
  2,374  Scipy.optimize.minimize method='SLSQP' ignores constraint
  2,374  Remove rows from array if values in a column are greater than a certain value [closed]
  2,374  Python: Writing int to a binary file
  2,374  Python 3D Plots over non-rectangular domain
  2,374  Error while trying to install sklearn from Pycharm | arrayobject.h cannot be absolute
  2,373  Print highest peak value of the frequency domain plot
  2,373  Numpy operation for euclidean distance between multidimensional arrays
  2,373  find the distance between a point and a curve python
  2,373  Creating numpy array from list gives wrong shape
  2,372  Why do statsmodels's correlation and autocorrelation functions give different results in Python?
  2,372  regarding the error message of float object cannot be interpreted as an integer
  2,372  Get indices of numpy 1d array where value is greater than previous element
  2,372  Fit a logarithmic curve to data points and extrapolate out in numpy
  2,371  Transform Pandas Column into Numpy Array for Keras Neural Network
  2,371  Numpy fancy indexing in multiple dimensions
  2,370  Replace ''zero-columns'' with values from a numpy array
  2,370  Pad 0's Of Numpy Array To Nearest Power Of Two
  2,370  Import and reshape MNIST data, numpy
  2,370  How to set the alpha value for each element of a numpy array
  2,370  how to convert regular numpy array to record array?
  2,370  How to calculate numpy arrays on galois field?
  2,370  Can numba.jit (nopython) handle array indexing and slicing?
  2,369  Python, add key:value to dictionary in parallelised loop
  2,368  scipy.optimize.minimize : ValueError: all the input arrays must have same number of dimensions
  2,368  Alpha shapes in 3D
  2,367  Using NumPy with JyNI
  2,367  Problems installing pandas and numpy on Mac OSX
  2,367  Multiplying columns by another column in a dataframe
  2,366  Numpy and Scipy with Amazon Elastic MapReduce
  2,366  How to convert grouped/binned dataframe to numpy array?
  2,365  Why is TF Keras inference way slower than Numpy operations?
  2,365  Summation in python using recursive function
  2,365  Save fixed width text file from pandas dataframe
  2,365  Python - How to generate the Pairwise Hamming Distance Matrix
  2,365  Anaconda Environment Installing Packages Numpy-Base
  2,364  Effective way to reduce dimension of an n-dimensional numpy array
  2,364  A real time Spectrum analyser with pyaudio in python on Raspi
  2,364  Apply rolling mean function on data frames with duplicated indices in pandas
  2,363  testing if an array is not empty in numpy [duplicate]
  2,363  How can I interpolate array from spherical to cartesian coordinates with Python?
  2,363  Disable/configure multithreading in default conda numpy
  2,363  could numpy.random.poisson be used to add poisson noise to images?
  2,362  Unable to `pip install -r requirements.txt`
  2,362  Normalizing vector produces nan in Numpy
  2,362  How to update a specific DataFrame slice of a column with new values?
  2,362  How to create correlation matrix only for specific columns combination using python?
  2,361  Numpy standard deviation not working for me
  2,361  Converting TIFF to numpy array
  2,360  Why does an assignment for double-sliced numpy arrays not work?
  2,360  src data type 17 not supported error with OpenCV Python
  2,360  Numpy import error in PyCharm (Importing the multiarray numpy extension module failed) [duplicate]
  2,360  Implementing vectors to speed up pitch calculation (numpy.arctan2 and np.sqrt)
  2,360  Convert float64 numpy array to floats not in scientific notation
  2,359  python sqlite3 executemany using multiple lists
  2,359  Numpy, how to get a sub matrix with boolean slicing
  2,359  Normalization of several time-series of different lengths and scale
  2,358  Pandas DataFrame: How to natively get minimum across range of rows and columns
  2,358  matplotlib generating strange y-axis on certain data sets?
  2,358  How do I create a deterministic Random number generator with numpy seed?
  2,357  Fastest way to store a numpy array in redis
  2,357  drop a column in numpy ndarray
  2,356  numpy.genfromtxt imports tuples instead of arrays
  2,356  extracting a subarray from an array in python using numpy
  2,355  using numpy to read a file into python
  2,355  Speeding up datetime comparison with Cython
  2,355  Passing custom arguments to a Blender Operator as if it were a function
  2,354  Updating a NumPy array with another
  2,353  Numpy seems to produce incorrect eigenvectors
  2,353  filtering elements of matrix by row in python scipy/numpy
  2,353  Converting a series of xarray.DataArrays to a numpy array
  2,352  Trouble Multiplying Columns of a Numpy Matrix
  2,350  What's wrong with my GMRES implementation?
  2,350  Numpy eigenvector incorrect computation
  2,350  numpy\arrayobject.h not find by MinGW g++ while compiling SWIG python wrapper in Windows
  2,350  In matplotlib, why is it faster to plot with thinner lines?
  2,350  How to dilate a numpy array
  2,349  PyTorch Datasets: Converting entire Dataset to NumPy
  2,349  Interpolating a 3d array in Python. How to avoid for loops?
  2,348  Iterate over array, ignoring masked values
  2,348  how to keep numpy array when saving pandas dataframe to csv
  2,347  derivative with numpy.diff problems
  2,346  how to get the maximum value from a specific portion of a array in python
  2,344  Numpy cumulative sum for csv rows gives type error
  2,344  How to import text file into Array in Python (Pyramid)
  2,343  Retrieve 10 random lines from a file
  2,343  How to slice a numpy array by a list of column indices
  2,343  Data type conversion of column in numpy record array
  2,342  Inconvenience to use single precision floats in numpy
  2,342  How to find the set difference between two Pandas DataFrames
  2,342  How to convert datetime64 array to int?
  2,341  python numpy convert string to complex number
  2,341  problem with hierarchical clustering in Python
  2,341  numpy.power() and math.pow() don't give the same result
  2,341  find next row in DataFrame based on column values
  2,340  Python: Compare Elements of two arrays
  2,340  Numpy installation AWS EC2 Error
  2,339  Reading coef value from OLS regression results
  2,339  How to convert rows values in dataframe to columns labels in Python after groupby?
  2,339  Cubic spline memory error
  2,339  Converting image to numpy array in python
  2,338  Python one-liner for a confusion/contingency matrix needed
  2,338  numpy MKL vs Standard - What are the requirements?
  2,338  How to label the x axis in fraction numbers?
  2,337  Python/Numba: Unknown attribute error with scipy.special.gammainc()
  2,337  np.around and np.round not actually rounding
  2,337  Most appropriate conversion of .mat file for database purposes
  2,337  Interpolate 2D matrix along columns using Python
  2,336  Python/Numpy - writing multiple 1D arrays to a file in neat columns
  2,336  Pandas DataFrame with X,Y coordinates to NumPy matrix
  2,336  How to do n-D distance and nearest neighbor calculations on numpy arrays
  2,335  Numpy.cumsum in reverse
  2,335  finding index of none and nan in numpy array
  2,335  Compare multiple values in numpy array
  2,334  Tuples Vs List Vs Numpy Arrays for Plotting a Boxplot in Python
  2,334  Logistic Regression implementation with MNIST - not converging?
  2,334  How to efficiently split scipy sparse and numpy arrays into smaller N unequal chunks?
  2,334  Convert NumPy object array to datetime64
  2,333  Why pandas read_csv issues this warning? (elementwise comparison failed)
  2,333  scipy.signal.fftconvolve doesn't give the required results
  2,333  Python - 'numpy.float64' object is not callable using minimize function for alpha optimization for Simple Exponential Smoothing
  2,333  Numpy error in mtrand.pyx file
  2,333  how to assign a list of values to a python netcdf4 variable object?
  2,333  Fitting a vector function with curve_fit in Scipy
  2,333  Fast way to create a bag-of-words vector in python
  2,333  cumulative simpson integration with scipy
  2,333  Convert Pandas Dataframe Date Index and Column to Numpy Array
  2,332  Understanding performance of numpy memmap
  2,332  TensorFlow tf.reshape Fortran order (like numpy)
  2,332  How to apply a function to a 2D numpy array with multiprocessing
  2,331  Fast distance calculation in scipy and numpy
  2,331  Fast 3D interpolation of atmospheric data in Numpy/Scipy
  2,331  Enthought - matplotlib (problems with plot() function)
  2,331  Compare smoothed signal to the input signal
  2,330  Python: Load CSV, first column as row names, first row as column names
  2,330  Loading Image from webpage link directly into NumPy Array (Python)
  2,330  euclidean distance between values in a array - result ordered asc in new array [closed]
  2,329  How do I append a list to an empty numpy array
  2,329  Comparison of two string arrays in NumPy [closed]
  2,328  Python, Numpy - Trying split an array according to a condition
  2,328  2D plot using 1D arrays without griddata()
  2,327  tensorflow sequence_loss_by_example weight
  2,327  How to load multiple columns with numpy loadtext?
  2,327  build design matrix python
  2,326  Python: how to find all connected pixels if I know an origin pixel's position?
  2,326  matplotlib 3D ribbon plot
  2,326  Element-wise maximum of two sparse matrices
  2,325  Turn grid into a checkerboard pattern in python?
  2,325  Neural network weights explode in linear unit
  2,324  rank array in python while ignoring missing values
  2,324  How many features can scikit-learn handle?
  2,324  Display a georeferenced DEM surface in 3D matplotlib
  2,324  Converting list into Numpy ndarray [duplicate]
  2,323  Python AttributeError: module 'sklearn.externals.joblib.numpy_pickle' has no attribute 'NumpyArrayWrapper'
  2,323  In numpy, what does indexing an array with the empty tuple vs. ellipsis do?
  2,322  Read Nist Wav File in TIMIT database into python numpy array
  2,322  Cross validation in logistic regression
  2,322  Concatenating two string columns of numpy array into single column in python
  2,321  Visualize a co-occurrence matrix in pandas/numpy
  2,321  How to dump a boolean matrix in numpy?
  2,321  Global Interpreter Lock and access to data (eg. for NumPy arrays)
  2,320  IndexError: only integers, slices (`:`), ellipsis (` ... `), are valid indices
  2,320  Import Error - No module named numpyio
  2,320  How to pass date array to pcolor plot?
  2,320  How to fix Numpy REFS_OK flag error?
  2,320  How to compare between two numpy arrays of different size and return the index column with common elements?
  2,319  Writing to compound dataset with variable length string via h5py (HDF5)
  2,319  Passing numpy integer array to c code
  2,319  How to use scipy.interpolate.interp2d for a vector of data?
  2,319  How to color voronoi according to a color scale ? And the area of each cell
  2,318  Transferring matlab 3D-matrices to python 3D-arrays via is going wrong
  2,318  bounded circular interpolation in python
  2,317  Specify the shift for numpy.correlate
  2,317  Only length-1 arrays can be converted to Python scalars with log
  2,317  How is covariance implemented internally in numpy?
  2,317  Conflicting eigen vector outputs between Matlab and Numpy
  2,316  Sorting numpy array according to the sum
  2,316  Matching two grids for data analysis, is there a good algorithm for my problem?
  2,316  converting column to string from object to avoid pandas dataframe.to_hdf complaining about mixed type
  2,315  select first column in a 3d ndarray
  2,315  Inflating a 1D array into a 2D array in numpy
  2,315  How can I vectorize a function in numpy with multiple arguments?
  2,314  Zero padding slice past end of array in numpy
  2,314  Python - calculating pdf from a numpy array distribution
  2,313  plot the histogram of one coloumn data from a txt file
  2,313  Efficient way of finding the intersections between polynomial curves?
  2,312  Multiplication of two vectors in Python [closed]
  2,312  Convert complex NumPy array into (n, 2)-array of real and imaginary parts
  2,311  Transforming multiindex to row-wise multi-dimensional NumPy array.
  2,311  NameError: name 'f2py' is not defined
  2,310  NumPy and memmap: [Errno 24] Too many open files
  2,310  Can I create a local numpy random seed?
  2,309  What's the best way to serialize a large scipy sparse matrix?
  2,309  Selecting a subset of an array based on values in another array with upper and lower bounds
  2,309  How to save and show 2d numpy array as an RGB pseudo colored image?
  2,308  Why pylint returns `unsubscriptable-object` for numpy.ndarray.shape?
  2,308  summing outer product of multiple vectors in einsum
  2,307  How to use numpy with portaudio to extract bass, mid treble
  2,307  AttributeError: python: undefined symbol: when accessing C++ function from Python using ctypes
  2,306  Swap subarrays of a numpy array
  2,306  How is numpy pad implemented (for constant value)
  2,305  Python Shared Memory Array, no attribute get_obj()
  2,305  Can I use np.resize to pad an array with np.nan
  2,304  Using not equal and nan together in python
  2,304  Speedup virtualenv creation with numpy and pandas
  2,304  facing ImportError: No module named discriminant_analysis
  2,304  Efficient item binning algorithm (itertools/numpy)
  2,304  Candlestick Charts with Matplotlib v2.2.2? [duplicate]
  2,303  SciPy: element-wise non-negative least squares using an array of b vectors
  2,303  numpy vstack inside for loop [duplicate]
  2,303  How can i change all the values of a multidimensional array which are greater than zero to 1 in python? [duplicate]
  2,303  Filling an array with arrays in numpy?
  2,302  Problem with using system call to execute python script from MATLAB
  2,302  Numpy ValueError: setting an array element with a sequence
  2,302  Merging numpy ndarray from CSVs
  2,302  count occurrences of arrays in multidimensional arrays in python
  2,301  Python: how to loop through folders and files and index them in array
  2,301  Python: convert a 1-by-28-by-28 array to a 28-by-28 matrix
  2,301  Numpy - how to sort an array of value/key pairs in descending order
  2,301  Add an extra column to ndarray in python
  2,300  Take Unique of numpy array according to 2 column values.
  2,300  Python - convert list of lists into matrix
  2,300  how to add headers to a numpy.ndarray
  2,300  Easy angle and point / Numpy
  2,299  Python cv2 TypeError: src is not a numpy array, neither a scalar
  2,298  options for applying conditions to numpy arrays
  2,298  Keep Running into ''TypeError: 'numpy.float64' object is not callable''
  2,298  Fastest way to calculate the sum of specific regions of an array
  2,297  Why does `conda update --all` not update all?
  2,297  Optimizing numpy array multiplication: * faster than
  2,297  cv2.imdecode always returning None
  2,296  Pandas: Matrix Multiplication
  2,296  How shall I resolve this ''Memory Error'' in numpy?
  2,295  What is the correct way to mix feature sparse matrices with sklearn?
  2,295  Sums of subarrays
  2,295  saving numpy array to a file without brackets and white spaces
  2,295  plotting conditional distribution in python
  2,294  Multiple dtypes in a Numpy array
  2,294  efficiently finding the interval with non-zeros in scipy/numpy in Python?
  2,293  Split Numpy array into equal-length sub-arrays
  2,292  percentage difference between two images in python using correlation coefficient
  2,292  partial correlation coefficient in pandas dataframe python
  2,292  Numpy and Matlab difference in sum?
  2,292  Nonzero function help, Python Numpy
  2,292  Full-matrix approach to backpropagation in Artificial Neural Network
  2,291  Numpy interp not interpolating/extrapolating the values, only finding if the data point is above or below the max empirical value
  2,291  numpy delete list element from list of lists
  2,291  Multiplying column and row vectors from numpy 2d array with a scalars form a different 1d array
  2,291  Difference between square bracket and parenthesis when array is being created in Python's NumPy
  2,290  Numpy Matrix keeps giving me an Error,
  2,290  Find closest k points for every point in row of numpy array
  2,289  Python - Numpy Module Not found
  2,289  improve nested loop performance
  2,289  How to change color bar to align with main plot in Matplotlib?
  2,289  Find closest float in array for all floats in another array
  2,289  Cosine similarity between two ndarrays
  2,288  Matplotlib's matshow not aligned with grid
  2,288  Insert into MongoDB retuns cannot encode object
  2,288  I installed multiple Ipython kernels, but after this I cannot import numpy, pandas
  2,288  Extract the first letter from each string in a numpy array
  2,288  Bootstrap method and confidence interval
  2,288  Array of ints in numba
  2,287  Math library and arrays in Python
  2,287  how to vectorize an operation on a 1 dimensionsal array to produce 2 dimensional matrix in numpy
  2,287  How do I use a specific column's value in a Pandas DataFrame where clause?
  2,287  Filling an array in python
  2,286  TypeError: apply() missing 1 required positional argument: 'func'
  2,285  Numpy: Difference between dot(a,b) and (a*b).sum()
  2,285  How to reshape a list to a array?
  2,284  Plotting RGB matrix in numpy & matplotlib
  2,284  How to store my own class object into hdf5?
  2,283  Python multiple random seeds
  2,283  How to convert numpy array into libsvm format
  2,282  How to annotate a range of the x axis in matplotlib?
  2,281  unsupported operand type(s) for +: 'numpy.float64' and 'str'
  2,281  Trouble converting packed BGRA image buffer to RGB with OpenCV in Python
  2,281  Scipy: fill a histogram reading from a DB, event by event, in a loop
  2,281  python numpy ImportError: No module named core
  2,280  Efficient way to apply function to each 2D slice of 3D numpy array
  2,280  Convert numpy.ndarray to lowercase
  2,279  TypeError: only length 1 arrays can be converted to Python scalars with numpy array
  2,279  Keras one-hot-encoder
  2,279  how PCA fit transform on test set
  2,278  Why is B =,x) so much slower looping through doing B[i,:,:] =[i,:,:],x) )?
  2,278  Projecting a NumPy array of coordinates using pyproj
  2,278  How can I use Numerical Python with Python 2.6
  2,278  Best way to pass repeated parameter to a Numpy vectorized function
  2,277  ValueError: operands could not be broadcast together with shapes (1,2) (20,100)
  2,277  Replace numpy array value on condition with random number
  2,277  pandas.merge fails when merging on timestamps columns with tzinfo
  2,277  how to use scipy.integrate to get the volume of a truncated sphere?
  2,277  getting values in multiple indices from a tensor at once, in tensorflow
  2,277  Difference between np.random.seed(1) and np.random.seed(0)?
  2,276  pip dependency resolution fails when install both numpy and matplotlib
  2,276  numpy's tostring/fromstring  -  what do I need to specify to restore the array
  2,276  How can I take the dot product of multiple vectors in a numpy array all at once?
  2,275  Why is numpy.ravel returning a copy?
  2,275  replace zeros in numpy array with linear interpolation between its preceding and succeeding values
  2,275  Read .arrays txt files with python?
  2,275  Python - generate array of specific autocorrelation
  2,275  How to properly sample truncated distributions?
  2,275  How plot ployfit n log n with python?
  2,275  Convert a text CSV binary file and get a random line from it in Python without reading it to memory
  2,274  Mask numpy array with a range of values
  2,274  Importing big tecplot block files in python as fast as possible
  2,274  How to make matplotlib/pandas bar chart look like hist chart?
  2,274  appending numpy arrays to python list overwrites existing elements in list
  2,273  Speed up Numpy Meshgrid Command
  2,273  Plotting a subplot- Python
  2,273  In numpy, what is the fastest way to multiply the second dimension of a 3 dimensional array by a 1 dimensional array?
  2,273  ImportError: cannot import name 'ellipkm1'
  2,273  2D equivalent of numpy.unique [duplicate]
  2,272  Why does numpy.apply_along_axis seem to be slower than Python loop?
  2,272  Missing intercepts of OLS Regression models in Python statsmodels
  2,270  Remove non numeric values from a Series
  2,269  Write new line at the end of a file
  2,269  Fitting Gaussian KDE in numpy/scipy in Python
  2,269  Dynamically create a list of shared arrays using python multiprocessing
  2,269  Adding rows to a Pandas dataframe from another dataframe
  2,268  Numpy Mean Structured Array
  2,268  How to use matplotlib's imshow and contour plot on the same numpy array?
  2,268  Access Violation (0xC0000005) Numpy array
  2,267  Python/Statsmodels - Vector autoregression endog
  2,267  Python - numpy reshape
  2,267  Difference between scipy.leastsq and scipy.least_squares
  2,267  Comparing value with neighbor elements in numpy
  2,266  Why does numpy.float16 break the OpenBlas/Atlas functionalities?
  2,266  indexing into numpy's mgrid
  2,266  How can I save a big `numpy` as '*.npz' array with limited filesystem capacity?
  2,265  Python : How to combine 4 small matrix become a large matrix
  2,265  NumPy Difference Between np.average() and np.mean() [duplicate]
  2,264  Increasing precision of (python)
  2,264  How can I smooth out these signal traces using python?
  2,264  How can a class that inherits from a NumPy array change its own values?
  2,264  Convert list to vector in python
  2,263  Using numpy to filter out multiple comment symbols
  2,263  Reshape array using numpy - ValueError: cannot reshape array
  2,263  Python Numpy append array without flattening
  2,263  Calculating Relative Vorticity Using Python numpy
  2,262  Tensorarray initialization
  2,262  shallow iteration with nditer
  2,262  Python Array issue - string indices must be integers not tuple
  2,262  efficient numpy zero-order hold
  2,261  How to plot 3D data as 2D grid colormap in Python?
  2,261  Group similar values in numpy array
  2,260  Reshaping array into a square array Python
  2,260  How do i replicate this matlab function in numpy?
  2,260  Broadcasting in R
  2,259  Python Array Reshaping Issue to Array with Shape (None, 192)
  2,259  pandas.isin() function returns True for cells that have the value 'None' Python 2.7
  2,259  OpenCV Python findHomography srcPoint input not compatible
  2,259  Numpy - square root of -1 leaves a small real part
  2,259  Low-pass Chebyshev type-I filter with Scipy
  2,259  How to iterate a 3D numpy array
  2,259  How to fill numpy array by row and column
  2,258  Scipy - Nan when calculating Mahalanobis distance
  2,258  Lazy Evaluation for iterating through NumPy arrays
  2,258  IPython Notebook can't import numpy package (even though Anaconda is being used)
  2,258  Count occurences of a row with pandas in python
  2,257  PyDev - Eclipse can import numpy but none of it's functions?
  2,256  Separating arrays with numpy to plot with matplotlib in python
  2,256  Python Numpy array creation from multiple lists
  2,256  Get Numpy genfromtxt converter to use def function
  2,256  Annotate the quartiles with Matplotlib in a normal distribution plot
  2,255  How to pass a raw pointer to Boost.Python?
  2,254  Removing ''nan'' values from a numpy array
  2,254  How to convert spark rdd to a numpy array?
  2,254  fastest way to load images in python for processing
  2,254  easy multidimensional numpy ndarray to pandas dataframe method?
  2,253  numpy.linalg.solve with right-hand side of more than three dimensions
  2,252  Peak to Trough in time series data
  2,252  numpy multivarient regression with linalg.lstsq
  2,252  LinAlgError: SVD did not converge in matplotlib PCA
  2,252  How to serialize numpy arrays?
  2,251  regarding the usage of np.all along with axis
  2,251  PyQt table Widget Entries to list or numpy array object
  2,250  Series sum in python
  2,250  Count of values in numpy.ndarray
  2,249  (Python) How to get diagonal(A*B) without having to perform A*B?
  2,249  Equivalent of ''case'' for np.where
  2,248  python - convert xml to numpy array
  2,248  How to sort scipy.sparse.csr.csr_matrix according to result of another function?
  2,248  How to add sum to zero constraint to GLM in Python?
  2,248  does numpy runs faster than OpenCL? [closed]
  2,248  Curve fitting a large data set
  2,247  ImportError: undefined symbol: _PyUnicodeUCS4_IsWhitespace
  2,247  Check if all column values in current row is lesser than previous row in pandas dataframe
  2,246  Why is TensorFlow predicting all 0's or all 1's after training?
  2,246  Sharing contiguous numpy arrays between processes in python
  2,246  scipy on os x lion
  2,246  resetting points of an already plotted scatter in matplotlib
  2,246  Python: Repetition of 2-d random walk simulation
  2,246  Python: Populate lower triangle matrix from a list
  2,246  Python Co-occurrence matrix of words and phrases
  2,246  numpy.ndarray' object has no attribute labels_
  2,246  How do I ''randomly'' select numbers with a specified bias toward a particular number
  2,246  How do I calculate the average value of a pixel's surrounding pixels?
  2,246  access elements from matrix in numpy [duplicate]
  2,245  Temporal median image of multiple images
  2,245  Removing all zeros from an array
  2,245  MATLAB-like variable editor in Python [closed]
  2,245  how to save h5py arrays with different sizes?
  2,245  cx_freeze can not import numpy
  2,245  combining arrays
  2,244  Should I use numpy.float64 instead of Python float when also using numpy.array
  2,244  Reverse sort a 2d numpy array in python
  2,244  Python Numpy Memory Error
  2,244  how can I make a numpy function that accepts a numpy array, an iterable, or a scalar?
  2,244  Extract positive and negative values from an array in Python
  2,244  Converting a dictionary of tuples into a numpy matrix
  2,244  Calculating monthly mean from daily netcdf file in python
  2,243  ValueError: could not convert string to float, NumPy
  2,243  Python Index error (out of bounds) accessing element in 2D array
  2,243  How to reverse a NumPy array in-place?
  2,243  how to refer to scipy sparse matrix columns?
  2,242  fastest way to create a nxn matrix with numpy containing zeros [duplicate]
  2,241  Subtract all pairs of values from two arrays
  2,241  Numpy: np.sum with negative axis
  2,241  How to find the number of hours between two dates excluding weekends and certain holidays in Python? BusinessHours package
  2,241  Binary constraint in scipy linprog
  2,240  What are the under-the-hood differences between round() and numpy.round()?
  2,240  Convert 1d array to lower triangular matrix
  2,239  Python - Write a three dimensional image from 3D array
  2,239  Python float formatting: fixed total number of digits
  2,239  Python code become slower after each iteration
  2,239  Efficiently counting number of unique elements - NumPy / Python
  2,238  How to force specific points in curve fitting
  2,238  How do I calculate a spearman rank correlation in pandas?
  2,237  Dividing array elements in one array with another - Python
  2,237  Boolean numpy arrays with Cython
  2,237  4D interpolation for irregular (x,y,z) grids by python
  2,236  Speed of copying numpy array
  2,236  select a specific range from a numpy 2d array to plot values
  2,236  Precision of numpy's eigenvaluesh
  2,236  Conditional data selection with text string data in pandas dataframe
  2,235  Numpy concatenating ints to string
  2,235  How to speed-up python curve_fit over a 2D array?
  2,235  Finding the min or max sum of a row in an array
  2,235  Apply bincount to each row of a 2D numpy array
  2,234  Replace list values above and below thresholds with default value in python?
  2,234  Python - 3D affine transformation
  2,234  Plotting a 2D plane through a 3D surface
  2,234  How to delete an object in python function?
  2,234  How to convert NumPy ndarray to C++ vector with Boost.Python and back?
  2,233  Problems installing matplotlib in linux
  2,233  numpy's loadtxt gives error converting to int when string contains decimal
  2,233  How to have matplotlib's imshow generate an image without being plotted
  2,231  Remove whitespace from matplotlib heatplot
  2,231  Python could not convert string to float
  2,231  Plotting sin wave with amplitude,frequency and phase angle
  2,231  multiprocessing.Pool hangs if child causes a segmentation fault
  2,231  Errors when loading scikit-image: ''ImportError: cannot import name _fblas''
  2,230  Working with very large arrays - Numpy
  2,230  Setting the *default* data order (C vs. Fortran) in Numpy
  2,230  Numpy dot too clever about symmetric multiplications
  2,230  Missing data in Python
  2,229  TypeError: unsupported operand type(s) for *: 'NoneType' and 'float' help FOR ''nonlin''
  2,229  Speed up NumPy's where function
  2,229  Python: Write Numpy array to a file with float precision
  2,229  Moving large SQL query to NumPy
  2,229  How to open, load and plot a numpy file in python?
  2,229  How access to a single NumPy array in a DICOMDIR file with pydicom?
  2,229  Adding two arrays of different width using numpy
  2,228  How can i delete missing values in my csv_file
  2,227  Raspberrypi:remove fisheye effect from image [closed]
  2,227  Numpy's loadtxt(): OverflowError: Python int too large to convert to C long
  2,226  running python on vim
  2,225  Python Interactive axis range - set axis limits with silders in pylab/numpy
  2,225  How to apply IF, else, else if condition in Pandas DataFrame
  2,225  How do I insert variable step into Numpy mgrid?
  2,225  Can I force a numpy ndarray to take ownership of its memory?
  2,224  Why is np.where faster than pd.apply
  2,224  Using NumPy argsort and take in 2D arrays
  2,224  numpy: Setting values to zero based on multiple conditions
  2,224  Numpy: Row Wise Unique elements
  2,224  How to convert a numpy array (which is actually a BGR image) to Base64 string?
  2,224  How do I replace values in numpy array? [duplicate]
  2,222  Python / Pandas / Numpy - Direct calculation of number of business days between two dates excluding holidays
  2,222  large set of data, interpolation
  2,222  How to recover original indices for a flattened Numpy array?
  2,222  How to manual convert `BGR` image to `grayscale` (Python OpenCV)?
  2,221  Wrapping C++ OpenCV code for Python
  2,221  SWIG: Passing a 2d numpy array to a C function f(double a[])
  2,221  Replace values in an nd numpy array at given axis index
  2,221  Python Shared Libraries: RTLD_GLOBAL segfault
  2,221  Numpy Cimport error using cython
  2,221  Calculate Residual Norm for Multiple Regression in Python
  2,220  Plot hist2d with weights
  2,220  Passing a numpy array FROM C++ using boost python
  2,220  How to set first column to a constant value of an empty np.zeros numPy matrix? [duplicate]
  2,220  How to implement Averaged Perceptron in Python (without Scikit-learn)
  2,220  Exclude between time in pandas
  2,220  Creating numpy.float64 using eval()
  2,219  Errors importing Theano in Pycharm
  2,219  Cannot import numpy in python3
  2,218  saving large data set PCA on disk for later use with limited disc space
  2,218  Remove numbers from a numpy array
  2,218  Get only ''valid'' points in 2D interpolation of cloud point using Scipy/Numpy
  2,218  Finding bounding boxes of RGB colors in image
  2,218  Calculate ''v^T A v'' for a matrix of vectors v
  2,218  Add lines to plot in pyplot
  2,217  pyqt : Convert numpy array to QImage
  2,217  Increasing performance of nearest neighbors of rows in Pandas
  2,217  How to normalize a histogram of an exponential distributionin scipy?
  2,217  How can I dynamically create bins in Python?
  2,216  Create numPy array from raster image
  2,215  Lines not plotting on graph using Python/Basemap
  2,214  Use numpy setdiff1d keeping the order
  2,214  How to run a large matrix for cosine similarity in Python?
  2,213  Numpy-flipped image + cv2.filter2D = assertion failed?
  2,213  How to manually create a sparse matrix in Python
  2,212  Rank values in a 2D array
  2,212  Python help using 'numpy.masked_where' conditionally from another list
  2,212  pandas DF from numpy structured array: can't get unicode or string type for column (only object)
  2,212  Meaning of the return of np.shape()
  2,212  How do I calculate expected values of a Poisson distributed random variable in Python using Scipy?
  2,211  Why python numpy.delete does not raise indexError when out-of-bounds index is in np array
  2,211  Store Numpy as pickled Pandas, Pickled Numpy or HDF5
  2,211  Pandas: creating an indexed time series [starting from 100] from returns data
  2,211  Numpy install Broken toolchain: cannot link a simple C program
  2,211  list comprehension with numpy arrays - bad practice?
  2,211  2D interpolation results in OverflowError: Too many data points to interpolate
  2,210  Solve equation with a set of points
  2,210  How to get the tilt angle of a plane defined by three coordinates in python?
  2,210  How to find the sum of elements above and below the diagonal of a matrix in python?
  2,210  getting Killed message in Python  -  Is memory the issue?
  2,209  np.where() not returning expected indices in numpy python
  2,209  Matplotlib set_data xdata and ydata must be same length error
  2,209  Better image normalization with numpy
  2,208  Python, why is my probabilistic neural network (PNN) always predicting zeros?
  2,208  Poor numpy.cross() performance
  2,208  How to use estimateRigidTransform in OpenCV 3.0 or higher, Is there any other alternative?
  2,208  Group by and find sum for groups but return NaN as NaN, not 0
  2,208  Create NaN column in pandas DataFrame
  2,208  Calculating spectrogram of .wav files in python
  2,207  Yocto, install Numpy
  2,207  Speed up mathematical calculations in Python
  2,207  Numpy reshape ''reversal''
  2,207  Numpy array of object attributes [duplicate]
  2,207  Extract specific elements from numpy array by column [duplicate]
  2,207  Delete element from multi-dimensional numpy array by value
  2,207  condition number of sparse matrix
  2,207  Comparing elements in a numpy array, finding pairs, how to deal with edges/corners
  2,207  Combining numpy arrays inside a loop
  2,206  Sphinx Extensions (numpydoc)
  2,206  Pandas Dataframe Parquet Data Types?
  2,206  Manual Histogram plot in python
  2,206  Inverting ill-conditioned matrix in NumPy
  2,205  Fast, small, and repetitive matrix multiplication in Python
  2,204  using saved sklearn model to make prediction
  2,204  Python: Using Tensordot for tensor x matrix multiplication
  2,203  Using .loc with multiple selection criteria
  2,202  Using numpy ufuncs vs built-in operators
  2,202  `TypeError: float() argument must be a string or a number` when converting a tuple containing datetime objects to a numpy structured array
  2,202  pandas dataframe - remove values from a group with less than X rows
  2,202  Obtaining an invertible square matrix from a non-square matrix of full rank in numpy or matlab
  2,202  Numpy: creating batch of numpy arrays within another numpy array (reshaping)
  2,202  How to detect a laser line in an image using Python
  2,201  python IndexError: index 3 is out of bounds for axis 0 with size 3
  2,201  How to load a .npy file as a numpy array into the Virtual machine on Google Colab
  2,200  Remove leading NaN in pandas
  2,200  Building NumPy 1.7.1 on Ubuntu
  2,199  sklearn.manifold.TSNE fit_transform actually return something on empty numpy array
  2,199  Python - Sum absolute value from file
  2,199  Python Pandas: why does np.round() rounds 14.50 down to 14?
  2,199  numpy.vectorize: Why so slow?
  2,198  How to handle Series and Array with pandas and numpy together?
  2,198  error building NumPy: cannot find -lpython2.7
  2,197  TypeError: ufunc 'isfinite' not supported for the input types, and the inputs could not be safely coerced to any supported types
  2,197  numpy array access
  2,197  Loading content of Numpy npz file in global namespace
  2,197  Interpolate large data Python
  2,197  iFFT of symmetric spectrum
  2,197  How do I compute the logarithm of 1 minus the exponent of a given small number in python
  2,197  Error for my plot and calculation of FWHM
  2,196  Select xarray/pandas index based on specific months
  2,196  Key error - while pivoting a dataframe
  2,195  ValueError: Symbol table not found
  2,195  Recognizing notes within recorded sound - Part 2 - Python
  2,195  Numpy: get only the array rows that have a value in an interval
  2,195  Lossy compression of numpy array (image, uint8) in memory
  2,195  Getting MemoryError while calling np.vstack()
  2,195  Create a stacked 2D histogram using different weights
  2,194  Using Scipy curve_fit with piecewise function
  2,194  pandas handling of numpy timedelta64[ms]
  2,194  ''painting'' one array onto another using python / numpy
  2,194  Numpy, RuntimeWarning: invalid value encountered in sqrt
  2,194  How to apply 1D mask on 2D array in Python numpy? [duplicate]
  2,193  Replacing value in a numpy array using as an index another value from the same array
  2,192  Understanding the error for scipy.optimize.minimize() function
  2,192  Read .mat file in Python. But the shape of the data changed
  2,192  Plotting moving average with numpy and csv
  2,192  merging 2D slices into 3D volume in python
  2,192  can import numpy module but cannot use functionalities
  2,191  Matrix multiplication using hdf5
  2,191  Calculating standard deviation [closed]
  2,190  Why ''None'' has the same effect as ''np.newaxis''? [duplicate]
  2,190  PIL's Imagefromarray resulting in error when trying to convert from numpy array
  2,190  Pandas: Splitting a Row Into Multiple Rows Efficiently
  2,190  Find index of the first NaN value in the row
  2,189  Why doesn't numpy allow array multiplication by scalars?
  2,189  Using polyval and polyfit to plot linear regression on semi-log charts
  2,189  python: how to determine if multidimensional array is empy, and value error
  2,189  Problem with tensorflow, TF_SessionRun_wrapper: expected all values in input dict to be ndarray
  2,189  Always yield a masked array with netCDF4
  2,188  numpy: How can I select specific indexes in an np array for k-fold cross validation?
  2,188  Numpy elementwise product of 3d array
  2,188  Bars in histogram are tiny (regarding width) and overlapping. How to increase bar width of matplotlib plot.hist()
  2,188  AWS lambda building external dependency libraries in python
  2,187  numpy.array select all even elements from d-dimensional array
  2,187  How to replace only part of a numpy array's values with those of another array?
  2,187  How to handle missing data in a csv file without using numpy/pandas?
  2,187  Converting a numpy array of dtype objects to dtype complex
  2,185  TypeError: scatter() got multiple values for argument 'c'
  2,185  no module named numpy even after installing it
  2,185  Matplotlib imshow inverting colors of 2D IFFT array
  2,185  How to tell pythons numpy where to find
  2,185  Export Python script [closed]
  2,184  Training a neural network to compute 'XOR' in scikit-learn
  2,184  Tracing Python warnings/errors to a line number in numpy and scipy
  2,184  Raise diagonal matrix to the negative power 1/2
  2,184  Python, Numpy: all UNIQUE combinations of a numpy.array() vector
  2,184  How to install scipy without mkl
  2,184  Curve fit data issues
  2,183  Using Random Numbers in Theano
  2,183  Sklearn train_test_split; retaining unique values from column(s) in training set
  2,183  Python Numpy Loadtxt - Convert unix timestamp
  2,183  numpy : assembling multiple slices into new array
  2,183  AttributeError with numpy in IDLE but not in Python Shell
  2,182  TensorFlow - Split and Squeeze
  2,182  Object oriented vs vector based programming [closed]
  2,182  numpy array is shown incorrect with pyglet
  2,182  How to calculate a very large correlation matrix
  2,182  error: name 'Image' not defined
  2,182  Celery Error: numpy array is not JSON serializable
  2,181  Python : get random ten values from a pandas dataframe [duplicate]
  2,181  numpy covariance and covariance matrix by formula is producing different results
  2,181  How best to implement a matrix mask operation in tensorflow?
  2,181  Calculating and Plotting the Average of every (X) items in a list of (Y) total
  2,181  2d numpy.power for polynomial expansion
  2,180  Unrolling a trivially parallelizable for loop in python with CUDA
  2,180  Is there a downloadable Scipy file for Python 3.6
  2,180  how to display a numpy array with pyglet?
  2,180  How do I get a periodic curve fit from discrete data in python?
  2,179  TypeError: Cannot convert value dtype('<M8[ns]') to a TensorFlow DType
  2,179  Efficient MATLAB cart2sph and sph2cart functions in python
  2,179  Converting string of ''bytes'' to numpy array of uint8
  2,179  Boxplotting Masked Arrays
  2,178  Python Pandas create dummy variables with values other than 1 or 0?
  2,178  numpy, mapping one array to parts of another
  2,178  Numpy inaccurate matrix inverse
  2,178  how to compute convex hull image/volume in 3d numpy arrays
  2,178  How to calculate exp(x) for really big integers in Python?
  2,178  Create mask by coordinates of multiple convex polygons
  2,178  callback function in Keras to save predicted output at every epoch
  2,177  transpose row to column in python
  2,177  Java type conversion to Python through JPype and numpy
  2,177  initialize a float32 matrix with random numbers in numpy/scipy
  2,177  How do I construct a tuple in Cython?
  2,176  Subtracting two interleaved, differently based time-series arrays with numpy?
  2,176  how to save a boolean numpy array to textfile in python?
  2,175  Numpy: Set 1 element of each row based on a column index array [duplicate]
  2,175  Keras Text Classification Custom Dataset from csv
  2,175  Interactive slider to vary slice used in Bokeh image plot
  2,175  How to install matplotlib on Elastic Beanstalk
  2,175  Convert numpy.void to numpy.ndarray
  2,175  Converting back to ndarray from a previous ndarray.tobytes()?
  2,175  Code-Completion for e.g. Numpy, SciPy or Matplotlib does not work in Eclipse PyDev
  2,174  Python OpenCV (cv2) Unspecified error in NumpyAllocator::allocate
  2,173  store images of different dimension in numpy array
  2,173  numpy array is printed into file with unwanted wrapping
  2,173  How to improve the efficiency of a sobel edge detector
  2,173  How to assign values of a 2d array to 3d array in NumPy
  2,173  How can I create a 4D numpy array from images?
  2,173  Efficient incremental sparse matrix in python / scipy / numpy
  2,172  Seaborn regplot using datetime64 as the x axis
  2,172  Python heapq heappush The truth value of an array with more than one element is ambiguous. Use a.any() or a.all()
  2,172  Paraboloid (3D parabola) surface fitting python
  2,172  Is there a numpy function to perform coordinate transformations?
  2,172  How to remove NaN from a Pandas Series where the dtype is a list?
  2,172  How to read a 32-bit integer image using matplotlib?
  2,172  Converting ndarray generated by hcluster into a Newick string for use with ete2 package
  2,170  python - numpy create array from multiple files
  2,169  Pandas and Cassandra: numpy array format incompatibility
  2,169  NumPy: programmatically modify dtype of a structured array
  2,169  Numpy/pandas element-wise in operator
  2,169  How to convert HDF5 2D arrays to 1D in NumPy?
  2,169  control wspace for matplotlib subplots
  2,169  Apply same permutation for every row in a 2D numpy array
  2,168  Simulating a neuron spike train in python
  2,168  python numpy, sort a matrix by row and column
  2,168  numpy.searchsorted with 2D array
  2,167  Phylo BioPython building trees
  2,167  Numpy: how to roll 1 ''row'' in an array of arrays
  2,167  Convert a list of numpy arrays to json for return from flask api
  2,167  Appending large amount of data to a tables (HDF5) database where database.numcols != newdata.numcols?
  2,166  Why is `pip3 install numpy` much faster than setting it in `install_requires`?
  2,166  Why does SVD result of Armadillo differ from NumPy?
  2,165  Numpy: ''<<'' and ''>>'' operators
  2,165  IndexError: tuple index out of range in numpy array
  2,165  How to calculate the weighted ''center'' of a 2d numpy array?
  2,165  For loop through a numpy array of strings
  2,165  Divide one numpy array by another only where both arrays are non-zero
  2,164  unmelting a pandas dataframe in Python?
  2,164  Python zip numpy arrays of different dimension
  2,164  Python: comparing columns in numpy
  2,164  Pandas datetime index from seconds series
  2,164  How to lambdify a SymPy expression containing the erf function for use with NumPy
  2,164  convert float to hours and minutes in pandas/numpy
  2,163  How to create symbolic matrix and do substitute in batch with sympy?
  2,163  convert object dytpes to numeric in numpy
  2,163  Can I pass a matrix as command line input in python with numpy?
  2,163  Calculate Hitting Time between 2 nodes using NetworkX
  2,162  Updating a coo matrix on the fly with scipy
  2,162  How to convert a 3D vtkDataSet into a numpy array?
  2,162  get indexes with condition
  2,162  Fast way to count occurrences of all values in a pandas DataFrame
  2,162  2-D arrays with numpy arange
  2,161  ImportError when installing NumPy for Python 2.7
  2,160  Using matplotlib, is it possible to set properties for all subplots on a figure at once?
  2,160  Python 2.7 IOError: [Errno] No such file or directory: 'GBPUSD1d.txt'
  2,159  Numpy  -  Split 2D array into sub-arrays based on indices
  2,159  How do I make keras predict something other than a one-hot matrix?
  2,159  How can I remove the commas between a list's elements?
  2,158  Python - FFT leads to wrong physical meanings
  2,158  How to control genfromtxt to read rows specified?
  2,158  How do I view model.feature_importances_ output with the names of the features?
  2,157  Multidimensional Convolution in python
  2,157  Keras import error: cannot import np_utils
  2,157  How can I use the NumPy C-API in both C++ header and source file?
  2,156  Vectorizing NumPy covariance for 3D array
  2,156  numpy.loadtxt fails to read int in Python 3
  2,156  Generating normal distribution in order python, numpy
  2,156  Convert XYZ point cloud to grayscale image
  2,155  NumPy hstack throws ''ValueError: all the input arrays must have same number of dimensions?''
  2,155  mean() got an unexpected keyword argument 'dtype'!
  2,155  Loss of precision with very small numbers in Python arrays
  2,155  Difference between HDF5 file and PyTables file
  2,154  ValueError: view limit minimum 0.0 is less than 1 and is an invalid Matplotlib date value
  2,154  Symmetrization of scipy sparse matrices
  2,154  Adding string header and index to a numpy array
  2,154  Add a new column to a Pandas DataFrame by using values in another column to lookup values in a dictionary
  2,153  Python3.4 scipy.optimize.minimize callbacks multiple times the objective function in one iteration
  2,153  numerical integration in Fourier space with numpy.fft
  2,153  how to put data into an image from sequence
  2,152  Vectorizing the Kinect real-world coordinate processing algorithm for speed
  2,151  shade region of interest in matplotlib chart [duplicate]
  2,151  No module named scipy.lib.six even if scipy is installed
  2,151  MSYS2 pip install numpy failed
  2,150  Tensorflow: Py_func returns unknown shape
  2,150  Replace diagonals of a 2D array with python [duplicate]
  2,150  How to read a large image in chunks in python?
  2,150  Annotating a Figure using String with Strange Symbols
  2,149  Python, Cosine Similarity to Adjusted Cosine Similarity
  2,148  NotImplementedError: numpy() is only available when eager execution is enabled
  2,148  Matrix with given numbers in random places in python/numpy
  2,148  Free up memory by deleting numpy arrays
  2,148  Convert row-column-value data to an array - numpy
  2,148  Contours around scipy labeled regions in a 2D grid
  2,148  Changing the values in a numpy array depending on the area of a circle
  2,147  How to calculate diagonal degree matrix from a huge (scipy.sparse) matrix?
  2,147  Filling column with condition
  2,146  how to set a fixed color bar for pcolor in python matplotlib?
  2,146  combining python lists in savetxt
  2,146  Add constraints to scipy.optimize.curve_fit?
  2,145  TypeError: Input 'y' of 'Equal' Op has type float32 that does not match type int32 of argument 'x'
  2,145  Minor ticks in pandas plot
  2,145  Installing numpy on mac osx (snow leopard)
  2,145  How to avoid Python Killed: 9 creating these arrays?
  2,145  From python Counter dictionary to nd numpy array
  2,145  Create an array of repeating elements that increase by 0.1 intervals
  2,144  Numpy inverts a non-invertible matrix
  2,144  non-broadcastable output operand numpy 2D cast into 3D
  2,143  Mapping a 3-dimensional coordinate to a 1-dimensional index
  2,143  List of objects to numpy array
  2,143  creating an infinitely long sine tone in Python
  2,142  Python dictionary.values() to numpy array
  2,142  Opencv/python - how can i get the coordinates of detected areas after image processing
  2,142  Alternative to Mayavi for scientific 3d plotting
  2,141  numpy interpolation to increase a vector size
  2,141  numpy eigenvalues correct but eigenvectors wrong
  2,141  How to compute Gradient of an image with kernel in python
  2,140  How to perform image segmentation on 4-band geotiff using Python's scikit-image?
  2,140  Convert an image to a 2D array of coordinates in Python for two point correlation
  2,140  Basic Numpy array value assignment
  2,140  Append Numpy ndarray to pandas dataframe
  2,139  Why does boolean indexing of a 2D NumPy array produces 1d array?
  2,139  Read binary file which has different datatypes
  2,139  Possible to calculate a double sum in python using list comprehensions to replace both for-loops?
  2,139  NumPy ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all() leastsq
  2,139  How to get the index of a list items in another list?
  2,139  how to deploy a C# application that calls numpy through IronPython
  2,139  Converting numpy array svg image
  2,138  What is record array in pandas?
  2,138  Matrix multiplication in numpy
  2,138  Importing complex data from .mat file as a numpy array
  2,138  How to install numpy on freshly installed Python 3.5 in Windows 10?
  2,137  TypeError: unhashable type: 'matrix' [closed]
  2,137  map a function to all columns for Scipy/numpy matrix
  2,137  How to randomly select some non-zero elements from a numpy.ndarray?
  2,137  Can I link numpy with AMD's gpu accelerated blas library
  2,136  Processing video frame by frame using opencv
  2,136  Leave one out cross validation using Sklearn
  2,136  How to do a contour plot from x,y,z coordinates in matplotlib? (plt.contourf or plt.contour)
  2,136  Fourier transform / iterative deconvolution fitting in python using numpy/scipy
  2,136  Apply Mask Array 2d to 3d
  2,135  Opencv: zero pixels outside of region of interest with rotated rectangle?
  2,135  Detecting comic strip dialogue bubble regions in images
  2,134  Windows ImportError numpy.core.multiarray failed to import
  2,134  numpy append_field gives shape error for new field with 2d shape
  2,134  How to successfully import numpy using Python 3.x?
  2,134  How to subtract from columns and not rows in NumPy matrices?
  2,134  How to convert Decimal128 to decimal in pandas dataframe
  2,134  Complex eigenvectors of a symmetric matrix in MATLAB
  2,133  use numpy to join two columns
  2,133  Reading in a text file as a numpy array with float values
  2,133  NumPyPy vs Theano?
  2,133  illegal instruction (core dumped) message when displaying generated image using numpy and matplotlib
  2,133  How do I create a NumPy array from results of a pyodbc query?
  2,133  Calculating percentile of bins from numpy digitize?
  2,132  Correct way to return numpy friendly arrays using typed memoryviews in Cython?
  2,132  Calculating gradient in 3D
  2,131  Numpy n-tuple array with dtype float
  2,131  Formatting a 2D Numpy Array Float -> Percentage
  2,130  Why is the python ''dtype=float'' 8-byte rather than 4-byte?
  2,130  Split a 3D numpy array into 3D blocks
  2,130  How to add matrix and vector column-wise?
  2,129  Python 2.7 TypeError: iteration over a 0-d array
  2,129  Interpolating uneven data with SciPy
  2,129  ImportError: cannot import name _fblas on Mac
  2,129  arange: TypeError: unsupported operand type(s) for -: 'list' and 'int'
  2,129  3x3 matrix conversion without loop (RGB color conversion)
  2,128  Drawing/sampling a sphere in a 3D numpy grid
  2,128  cannot import pandas after conda update, Missing required dependencies ['numpy']
  2,127  Why do NumPy and SciPy have a lot of the same functions? Which should I prefer? [duplicate]
  2,127  Vectorization of this Numpy double loop
  2,127  Calculating IRR of a perpetuity with numpy / python
  2,125  How to rotate a 3D matrix along X,Y, or Z axial plane?
  2,124  OpenCV/C++ program slower than its numpy counterpart, what should I do?
  2,124  Least squares regression on 2d array
  2,123  Reference of a single numpy array element
  2,123  Python: Running from cygwin works, while running from PyCharm doesn't
  2,123  numpy: find the count of each unique element in an array
  2,123  How do I avoid looping through an image pixel by pixel with opencv & numpy
  2,121  Why does this array has no attribute 'log10'?
  2,121  Read HDF5 based file as a numpy array in Python
  2,121  Pass element index in Numpy vectorization
  2,121  how to reshape an array of tuples
  2,121  How to compute the cosine similarity of a list of scipy.sparse.csr.csr_matrix
  2,121  Conditional average with numpy
  2,120  Numpy Structured Arrays by Name AND Index
  2,120  How to load several files in the same arrays in python with loadtxt?
  2,120  How do I transpose a pandas dataframe while preserving the index and rename keys
  2,119  Realizing different column formats with numpy.savetxt
  2,119  plotting polynomial regression in same plot as the real data
  2,119  Modified Gram Schmidt in Python for complex vectors
  2,119  Matrix multiplication speeds in R as fast as in Python?
  2,119  How to elegantly create matrix with row and column indices as first row / column?
  2,119  How to Convert all pixel values of an image to a certain range -python
  2,119  Getting the last non-nan index of a sorted numpy matrix or pandas dataframe
  2,118  Numpy Iterating calculations in a meshgrid [closed]
  2,118  Mock: assert_called_once_with a numpy array as argument
  2,118  Cython either marginally faster or slower than pure Python
  2,118  Create NumPy array from CSV file
  2,117  Numpy array defined in main not recognized in function [closed]
  2,117  numba - guvectorize barely faster than jit
  2,117  Delete numpy column by name
  2,116  Test if matrix is invertible over finite field
  2,116  Python - Compare two 2D arrays by row
  2,116  Keras predict getting incorrect shape?
  2,116  Keep getting ValueError with numpy while trying to create array
  2,116  Get random numbers within one standard deviation
  2,116  Find center coordinates of regions in a 3d numpy array
  2,116  dlib face detection error : Unsupported image type, must be 8bit gray or RGB image
  2,116  Calculating Histogram from one-dimensional float arrays in OpenCV
  2,115  Using numpy with PyDev
  2,115  Unknown * in numpy.random function [duplicate]
  2,115  superimpose matplotlib quiver on image
  2,115  Python if any() does not work
  2,115  How to crop zero edges of a numpy array?
  2,115  Equivalent of Matlab's fread() 'float64' in Python
  2,115  Cleanest way to combine reduce and map in Python
  2,115  Block insert from array to SQLITE in python
  2,114  Vectorize a Newton method in Python/Numpy
  2,114  How to rotate a numpy array?
  2,114  2d interpolation in python with random spot
  2,113  Split numpy array by unique values in column
  2,113  Read the data of a single channel from a stereo wave file wave with 24-bit data in Python
  2,113  How to sum values of a row of a pandas dataframe efficiently
  2,112  Using scipy to calculate integral over time series data without function
  2,112  Transfer ownership of numpy data
  2,112  Python Chunking CSV File Multiproccessing
  2,112  numpy.memmap map to save file
  2,112  IndexError: shape mismatch: indexing arrays could not be broadcast together with shapes (2,) (9,)
  2,112  Import sparse matrix from csv file
  2,112  cython: pass a 2D numpy array to cdef function
  2,111  Use numpy array to replace pandas DataFrame values
  2,111  pandas: calculate mean of numpy array for each row in a column
  2,111  Numpy in Python 3 on OSX?
  2,111  Memory error pickle dump while saving/loading data from/into disk
  2,111  import nltk does not work
  2,111  how to duplicate each row of a matrix N times Numpy
  2,111  Flatten numpy array but also keep index of value positions?
  2,111  Converting pandas Dataframe with Numpy values to pysparkSQL.DataFrame
  2,110  Sortrows with multiple sorting keys in numpy
  2,110  Combining multiple data types in pandas DataFrame
  2,110  changing dtypes of structured/record arrays
  2,109  Numerical computation of softmax cross entropy gradient
  2,109  Matplotlib histogram from x,y values with datetime months as bins
  2,108  Pass regex to delimiter field in python's csv module or numpy's genfromtxt / loadtxt?
  2,107  python loop over continuously expanding list
  2,106  encoding and rendering a (network) graph in python
  2,105  Plot datetime64 with matplotlib
  2,105  How to implement Perceptron in Python?
  2,104  update from python 3.5 to 3.6: unable to install any packages
  2,104  python how to create an array based on condition
  2,104  Nan values when plotting Matplotlib
  2,104  How to set significant figures in pyplot annotation
  2,104  How to force the type of a scalar in python
  2,104  How can I check to see the number of iterations Newton's method takes to run?
  2,104  Find adjacent elements in a 2D numpy grid
  2,103  Slice an Image into ''Tiles'' Using Numpy
  2,103  Loading Matlab sparse matrix using Python Pytables
  2,103  How to fit a closed contour?
  2,102  Scipy fmin_tnc not optimizing cost function
  2,102  Parallel many dimensional optimization
  2,102  Improve performance of converting numpy array to MATLAB double
  2,102  How to define custom float-type numpy dtypes (C-API)
  2,102  Convert python ndarray to matlab matrix
  2,101  Set matplotlib plot axis to be the dataframe column name
  2,101  Python numpy arange [duplicate]
  2,101  Discrepancy Between Matlab and Numpy+Python FFT2?
  2,101  Apply a function to numpy array in Python [duplicate]
  2,100  plotting a parabola within part of a repeating signal using numpy
  2,100  plotting a parabola within part of a repeating signal using numpy
  2,100  Parallel exact matrix diagonalization with Python
  2,100  IndexError in numpy array
  2,100  How to draw 2D random uniform samples from two ranges
  2,100  Fastest way to compute matrix dot product
  2,100  error while installing scipy module in python
  2,099  Convert python modules into DLL file
  2,099  Convert 3-byte stereo WAV-file to numpy array
  2,098  What to do when pip & conda overlap?
  2,098  RuntimeWarning: invalid value encountered in log
  2,098  Generating Pivot Tables in Python - Pandas? Numpy? Xlrd? from csv
  2,098  Difference between sum and np.sum for complex numbers numpy
  2,097  Writing a wav file using sounddevice and numpy in python3
  2,097  Why is Cython slower than vectorized NumPy?
  2,097  Set maximum number of cores for Jupyter notebook
  2,097  Error in scikit learn TfidfVectorizer when using the parameter stop_words
  2,096  Picking up column values based on two conditions
  2,096  Numpy and Python: impossible to sum two arrays [closed]
  2,096  Is it worth using a multithreaded blas implementation along with multiprocessing in Python?
  2,095  Solve large number of small equation systems in numpy
  2,095  python - Transform data to numpy array for sklearn
  2,095  Python: numpy shape confusion
  2,095  Convert U1 array to int in Python
  2,094  Why do numpy cov diagonal elements and var functions have different values?
  2,094  Row swapping in np array python
  2,094  Raising an exception while using numba
  2,093  win32com MemoryError: CreatingSafeArray attempting to insert data into excel
  2,093  selecting numpy array axis by int
  2,093  Possible to add numpy arrays to python sets?
  2,093  How to install numpy and matplotlib in the right python version?
  2,093  Convert numpy object array to sparse matrix
  2,092  ''Matrix is not positive definite'' error in scipy.cluster.vq.kmeans2
  2,092  How to sum dictionary value in python?
  2,091  numpy histogram with 3x3D arrays as indices
  2,091  Data binning: irregular polygons to regular mesh
  2,090  AttributeError: 'module' object has no attribute 'spectrogram'
  2,089  Python - ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all()
  2,089  numpy and statsmodels give different values when calculating correlations, How to interpret this?
  2,089  Matlab backslash (mldivide) versus numpy lstsq with rectangular matrix [duplicate]
  2,089  Make a number more probable to result from random
  2,089  Convert a numpy boolean array to int one with distinct values
  2,089  Adding column to list in python
  2,088  ValueError: objects are not aligned
  2,088  Python adding records to an array
  2,088  Numpy union arrays in order
  2,088  How to reshape numpy image array for color channel
  2,088  find the max from each row in python
  2,088  Cython numpy array shape, tuple assignments
  2,087  Markov Chain Monte Carlo (python, numpy)
  2,087  How can I manually compile Cython code that uses C++?
  2,087  Adding a colorbar and a line to multiple imshow() plots
  2,086  Python: Generating from geometric distribution
  2,086  ImageIO - get image Width and Height from loaded image
  2,086  Applying a Fast Coordinate Transformation in Python
  2,085  Difference between np.max(x ,axis = 1) and x.max(axis = 1) for numpy array
  2,084  Why is Cython so much slower than Numba when iterating over NumPy arrays?
  2,084  Numpy arrays in C
  2,084  Installation of Compatible version of Numpy and Scipy on Abaqus 6.13-2 with python 2.6.2
  2,084  Convert string based NaN's to numpy NaN's
  2,084  Convert float32 array to datetime64 in Numpy 1.6.1
  2,084  Avoiding underflow for joint probabilities using NumPy
  2,084  Add element in first an last position - Python numpy array
  2,083  Shuffling multiple HDF5 datasets in-place
  2,083  python: numpy - calculate percentile with linear interpolation
  2,083  Python: Iterate over files in directory and use the filenames as variables
  2,083  More efficient weighted Gini coefficient in Python
  2,083  Image Boundary Finding and Filling
  2,082  Python WAV ''TypeError: data type not understood'' error
  2,082  Finding local maxima and minima of user defined functions
  2,081  Plotting a dendrogram using Plotly Python
  2,081  numpy.loadtxt for one and more input lines
  2,081  Is there a way to install the scipy special module without the rest of scipy?
  2,081  Group by with numpy.mean
  2,080  ValueError: need more than 1 value to unpack how can i fix it
  2,079  Smoothing in Python [duplicate]
  2,079  numpy: syntax/idiom to cast (n,) array to a (n, 1) array?
  2,079  NumPy sort function returns None
  2,079  Numpy loadtxt error with double slashes in file path and odd characters
  2,079  Get Index of 2D array in Python
  2,079  Building Numpy with Intel Compilers and MKL - CentOS 7
  2,078  slicing numpy array along an arbitrary dimension
  2,078  Is there t test table in python (numpy,scipy ect.)
  2,078  Finding edges in a image generated by an NumPy array
  2,078  Euclidean Distance Between All Points in an 2 Vectors
  2,078  Combining rows in DataFrame
  2,077  The conversion from csv to binary format reduces the file size abnormally
  2,077  Split a 3 dimensional numpy array into 3x3 grids
  2,077  Generating 3D Gaussian Data
  2,077  Append a list of values with mixed types in Python to data frame
  2,076  replace blanks in numpy array
  2,076  Read an image pixel by pixel (ndimage/ndarray)
  2,076  Python: multiprocessing pool memory leak
  2,076  Computing the Fiedler Vector in Python
  2,076  Calculating dot product of two numpy row arrays (vectors) in Python gives a shape vector
  2,075  wrapping a numpy array in python
  2,075  Python 2.5 and 2.6 and Numpy compatibility problem
  2,074  Subset numpy array based on another array
  2,074  Saving many arrays of different lengths
  2,074  pandas python: np.array_split(df, x) throws an error: 'DataFrame' object has no attribute 'size'
  2,074  Going from numpy array to itk Image
  2,074  Generating banded matrices using numpy
  2,074  Diagonal Matrix Exponential in Python
  2,073  remove the zeros from an array with a function Python
  2,073  Finding maximum value in a column and return row number
  2,073  Determine adjacent regions in numpy array
  2,073  Check all possible labels (y) of an array or Dataframe
  2,072  What python library to use for non-blocking audio I/O on OSX?
  2,072  Scipy Binary Closing - Edge Pixels lose value
  2,072  in numpy array, I want to copy one column to another matrix and remove the column from original matrix
  2,072  how to gather elements of specific indices in numpy?
  2,072  Adding sheets to existing excelfile with pandas
  2,071  Issues installing pandas: ''command 'llvm-gcc-4.2' failed with exit status 1''
  2,071  From argwhere to where?
  2,070  ''only length-1 arrays can be converted to Python scalars'' using scipy.optimize in Sage
  2,070  Accessing a matrix element by matrix[(a, b), c] instead of matrix[a, b, c]
  2,069  Using a lookup table with openCV and NumPy
  2,069  Template Matching (Image Search) function in Python Imaging Library
  2,069  Random Sampling of Pandas data frame (both rows and columns)
  2,069  Numpy Histogram Representing Floats with Approximate Values as The Same
  2,069  MemoryError in numpy matrix multiplication or einsum operations
  2,069  How to make numpy overloading of __add__ independent on operand order?
  2,069  How to find cumulative sum of items in a list of dictionaries in python
  2,069  How to convert 2d numpy array into binary indicator matrix for max value
  2,069  Filtering harmonic from signal (python)
  2,069  Do I need to have Excel installed to use Openpyxl ''interactively''? Can it interact with .ODS format?
  2,068  Why scipy.savetxt('filename', (x,y)) saves arrays by row instead of columns?
  2,068  Load data from csv into numpy array
  2,068  How to get name from the cluster from KMeans clustering?
  2,068  How is theano dot product broadcasted
  2,068  Calculating amplitude from np.fft
  2,068  Any reason why Octave, R, Numpy and LAPACK yield different SVD results on the same matrix?
  2,068  Anaconda warning conda.common.logic:get_sat_solver_cls(278)
  2,067  Why does numpy use the half-open interval for its uniform random?
  2,067  What do we mean by this Numpy shape?
  2,067  Scikit Learn: Randomized Logistic Regression gives ValueError: output array is read-only
  2,067  Distributing Cython based extensions using LAPACK
  2,067  Convert mask (boolean) array to list of x,y coordinates
  2,067  Clarification about flatten function in Theano
  2,066  Fast conversion from string to numpy.int16 array
  2,066  Combination of numpy and multiprocessing Queues disturbs ordering of the queue
  2,066  Build in function for plotting bayes decision boundary given the probability function
  2,065  Writing a multidimensional structured numpy array to hdf5 one field at a time with h5py raises a numpy broadcasting error
  2,065  Make matplotlib colormap from numpy array
  2,064  Visualizing spherical harmonics in Python
  2,064  Memory leak in pandas when dropping dataframe column?
  2,064  Find multiple values in a Numpy array
  2,064  Find index of multiple elements in numpy array [duplicate]
  2,063  TypeError: unsupported operand type(s) for -: 'float' and 'builtin_function_or_method' matrix
  2,063  OpenCV maximum and minimum RGB value using mask
  2,063  Is there something like a depth buffer in matplotlib?
  2,063  Convert 3D numpy to array to 4D array without changing
  2,063  calculate mean using numpy ndarray
  2,062  sampling multinomial from small log probability vectors in numpy/scipy
  2,062  *.npy reader for windows
  2,062  n-dimensional sliding window with Pandas or Numpy
  2,062  Initialize 64 by 64 numpy of (0,0) tuples in python?
  2,062  Get Row and Column Names (argmax) for max entry in pandas dataframe
  2,062  AttributeError: 'ProgbarLogger' object has no attribute 'log_values'
  2,061  Is it possible to sort the numpy array in descending order using numpy.sort(), If possible then how? [duplicate]
  2,061  Indexing a large 3D HDF5 dataset for subsetting based on 2D condition
  2,061  How to specify the endiannes directly in the numpy datatype for a 16bit unsigned integer?
  2,061  Fast 1D convolution with finite filter and sum of dirac deltas in python
  2,061  Create a sparse diagonal matrix from row of a sparse matrix
  2,061  Convert a binary string into signed integer - Python
  2,060  Split an array into bins of equal numbers
  2,060  Select specified month date from numpy array (datetime object)
  2,060  Reading an image in python - experimenting with images
  2,059  Speeding up loops over a Numpy array
  2,059  numpy where command on arrays with dtype=object
  2,059  Numpy - compute all possible differences in an array at fixed distance
  2,059  How to coarser the 2-d array data resolution
  2,059  How do you install the blaze module (Continuum analytics) in Python?
  2,059  Compute Cholesky decomposition of Sparse Matrix in Python
  2,058  KeyError 'PATH' on numpy Import
  2,058  how to convert a binary numpy array to decimal? [duplicate]
  2,058  genfromtxt dtype=None returns wrong shape
  2,057  Plotting vector fields with two different methods (quiver / streamplot) resulting in plots that don't match - Matplotlib
  2,057  How to make grid of the irrigular data?
  2,057  Convert numpy array of shape (n,1) to shape (n,) [duplicate]
  2,056  plot multiple data series from numpy array
  2,055  Why the second dimension in a Numpy array is empty?
  2,055  Vectorize Forward Euler method for system of differential equations
  2,054  Writing csv header removes data from numpy array written below
  2,054  ValueError: cannot resize this array: it does not own its data
  2,053  Interpolate on a logarithmic scale in python
  2,053  IndexError: too many indices for np.array
  2,053  Correlation between two matrices of different sizes in Python [duplicate]
  2,053  Apply transformation matrix to pixels in OpenCV image
  2,052  numpy: fastest way to change image shape from 224 x 224 x 3 to 3 x 224 x 224
  2,052  How do I calculate cosine similarity from TfidfVectorizer?
  2,052  Fit regression line to exponential function in python
  2,052  Creating fixed length numpy array from variable length lists
  2,051  Minimum value from two arrays [duplicate]
  2,051  Getting error 'File ''<frozen importlib._bootstrap>'', line 968, in _find_and_load' while importing tensorflow
  2,051  Coordinating basemap quiver and matplotlib arrow
  2,051  Adding an array to a numpy array
  2,050  TypeError: 'numpy.ndarray' object is not callable in my code
  2,050  Install python module on synology - pip error
  2,050  Install MatPlotLib 1.2.x on OS X Lion 10.7.4 and Python 3.2.2
  2,050  Concatenate big numpy arrays
  2,049  theano - use tensordot compute dot product of two tensor
  2,049  python sampling from different distributions with different probability
  2,049  Python PANDAS: Converting from pandas/numpy to dask dataframe/array
  2,049  Fastest non negative matrix factorization (NMF) solver in python?
  2,048  Simple Linear Regression using CSV data file Sklearn
  2,048  ''In'' operator for numpy arrays?
  2,048  categorical_crossentropy loss , no attribute 'get_shape'
  2,047  Vectorized implementation for Euclidean distance [duplicate]
  2,047  Populate arrays in python (numpy)?
  2,047  Numpy suddenly uses all CPUs
  2,047  numpy.polyfit shows TypeError: unsupported operand type(s) for +: 'numpy.ndarray' and 'float'
  2,047  How can I calculate frequency axis after FFT
  2,047  Calculate mean and median efficiently
  2,046  RuntimeWarning: overflow encountered in multiply in numpy
  2,046  Converting coordinates vector to numpy 2D matrix
  2,045  `vectorize` for each row in Numpy
  2,045  remove outliers from a 2D list
  2,045  Numpy: Why is numpy.array([2]).any() > 1 False?
  2,045  How to use `cv2.perspectiveTransform` to apply homography on a set of points in Python OpenCV?
  2,045  Difference between array and matrix numpy for solving linear equations
  2,044  OpenCV python cv2.Canny function's output Mat object doesn't have channel information
  2,044  module object has no attribute imread and imshow
  2,044  ''ImportError: cannot import name SkipTest'' while importing numpy in python
  2,044  How to fill a Python numpy chararray with spaces?
  2,044  Get x,y,value 1D arrays from 2D numpy array (linear indexing)
  2,044  3D-Stacked 2D histograms in matplotlib pyplot
  2,043  Creating contour plots without using numpy.meshgrid method?
  2,042  Recode missing data Numpy
  2,042  how to get the string value from numpy array?
  2,042  Converting OpenCV BoundingRect into NumPy array with Python
  2,042  Convert and pad a list to numpy array
  2,041  ''OSError: cannot write object arrays to a file in binary mode''
  2,041  numpy array - replace certain values
  2,041  Making a boolean array
  2,041  ImportError: No Module name Multiarray
  2,041  Create matrix from list of values within Dictionary
  2,041  Create a Matrix out of (row, column, value) triplets in NumPy
  2,041  Checking nan values in a numpy array
  2,040  Implement max/mean pooling(with stride) with numpy
  2,040  How to know CSV line count before loading in python?
  2,040  Conflicting Numpy and OpenCV2 Datatypes when calling OpenCV functions
  2,039  numpy reading a csv file to an numpy array
  2,038  Using Numpy with ARM processors
  2,038  Scipy implementation of Savitzky-Golay filter
  2,038  Numpy array multiple condition boolean
  2,038  Is there some
  2,038  Expand width of shell in Python's IDLE
  2,037  undefined _PyUnicodeUCS4_IsWhitespace in compiled cython+numpy
  2,037  Logarithm on Dataframe
  2,037  Convert a matrix to a list [duplicate]
  2,036  Sum values according to an index array
  2,036  sine wave glissando from one pitch to another in Numpy
  2,036  SciPy curve_fit with np.log returns immediately with popt = p0, pcov = inf
  2,036  Python Scipy for 2D extrapolated spline function?
  2,035  pandas equivalent to numpy.roll
  2,034  Voice chat with python
  2,034  ValueError: When changing to a larger dtype, its size must be a divisor of the total size in bytes of the last axis of the array
  2,034  Unique values from pandas.Series [duplicate]
  2,034  Splitting an N dimensional numpy array into multiple 1D arrays
  2,034  Spark - how to convert a dataframe or rdd to spark matrix or numpy array without using pandas
  2,034  Scikit Learn Gaussian HMM: ValueError: startprob must sum to 1.0
  2,034  Comparing NumPy arange and custom range function for producing ranges with decimal increments
  2,033  Vectorized dictionary in Python
  2,033  Morphology erosion - difference betwen Scipy ndimage and Scikit image
  2,033  How to swap the 0 and 1 values for each other in a pandas data frame?
  2,033  How to skip one element in numpy array
  2,033  Convert Stl into numpy array
  2,032  slicing numpy array in periodic conditions
  2,032  Running Python code for theano: /usr/bin/ld: cannot find -latlas
  2,032  Numpy apply function to array
  2,032  Convert datatime to milliseconds since midnight UTC or localized in CSV file using Pandas
  2,031  Error in numpy nanmean
  2,030  Why timedeltas can't be multiplied/divided in NumPy?
  2,030  how to load Matlab's struct (saved with v7.3) in Python
  2,030  How to find PSNR and SSIM of two video files in python using openCV and other libraries?
  2,029  Save bounding box as image
  2,029  regression coefficient using numpy
  2,029  pandas multiply using dictionary values across several columns
  2,029  How can I get the right numpy working for python 3 in Ubuntu 14.04
  2,029  Groupby and reduce pandas dataframes with numpy arrays as entries
  2,029  Best practices with reading and operating on fortran ordered arrays with numpy
  2,028  Test if subarray of given array
  2,028  python string replace conditional
  2,028  FloatingPointError: overflow encountered in double_scalars
  2,027  What is the best method for using Datashader to plot data from a NumPy array?
  2,027  TypeError: ufunc add cannot use operands with types dtype('<M8[ns]') and dtype('<M8[ns]')
  2,027  numpy: Counting in a 2D array where an element satisfies a condition
  2,027  Cosine similarity for very large dataset
  2,026  Using the methods of scipy's rv_continuous when creating a cutom continuous distribution
  2,026  python - Initialize an empty array with named columns (and data types)
  2,026  Passing a structured numpy array with strings to a cython function
  2,025  Why is it faster to perform float by float matrix multiplication compared to int by int?
  2,025  What is the best way to save numpy arrays of different length to the same csv file?
  2,025  Using pcolor to plot 3 arrays in python
  2,024  Resample array from high resolution to low
  2,024  Mean by interval of an array, standard deviation in python (Pandas)
  2,024  Find missing minute data in time series data using pandas
  2,024  Counting number of consecutive zeros in a Dataframe [closed]
  2,023  Panda-Column as index for numpy array
  2,023  Optimal way for finding index of 'greatest value less than' in Numpy array
  2,023  How to solve an equation with two variables in python
  2,022  Python:Passing list as argument in scipy.optimize.newton
  2,022  Pandas Diff() on first records in timeseries, missing data returns NaN
  2,022  Finding min max in 3d numpy array
  2,022  Dynamically adding elements to a NumPy array of unknown final length
  2,022  Difference between a numpy array and a multidimensional list in Python?
  2,021  Matlab/Python: Power spectral density of non-uniform time series
  2,021  Convert back to 2D numpy array from .jpg image
  2,020  How to create a directed networkx graph from a pandas adjacency matrix dataframe?
  2,018  Use Python and Pandas to split data in a text file
  2,018  Shifting 3D numpy array
  2,018  How to change the ticks in a confusion matrix?
  2,018  convertion of datetime to numpy datetime without timezone info
  2,017  Write 1D numpy arrays to csv file row by row
  2,017  Multiply list by all elements of the list except at it's own index
  2,017  incompatible numpy and html5lib for tensorflow
  2,017  Convert floating point array to integer array?
  2,016  numpy .npz load returns BadZipfile: File is not a zip file after a certain size
  2,016  How to remove duplicate elements from list of numpy arrays?
  2,016  Dot product between a matrix and a 1d-array in numpy
  2,016  Convert image loaded as binary string into numpy array
  2,015  Successive over relaxation
  2,015  Statistics on huge numpy (HDF5) arrays
  2,015  Is there an inverted version of numpy.all()?
  2,015  How to read data from .txt file with whitespace delimiter?
  2,015  How to incrementally create an sparse matrix on python?
  2,015  Difference between array[i][:] and array[i,:]
  2,014  Selecting columns in numpy based on a Boolean vector
  2,014  sckit-learn fit() leads to error after normalising the data
  2,014  Find unique values for each column
  2,013  Vectorize this convolution type loop more efficiently in numpy
  2,013  Varimax rotation in Python (Numpy/Scipy)?
  2,013  How to create a custom numpy dtype using cython
  2,013  Comparing two pandas series for floating point near-equality?
  2,012  Trilateration with LMFIT Python
  2,012  Sum of squared differences - NumPy/Python
  2,012  Pandas: fancy indexing a dataframe
  2,012  numpy vstack empty initialization
  2,012  Name of this algorithm, and is there a numpy/scipy implementation of it?
  2,012  How to select index over two dimension in PyTorch?
  2,011  Vectorized string operations in Numpy: why are they rather slow?
  2,011  Solving a differential equation in parallel, python
  2,011  Line smoothing with Numpy/SciPy
  2,011  How to replace no data value -3.4028231e+38 to numpy.nan [duplicate]
  2,011  How to output python graphs from terminal?
  2,011  How to find values with minimal absolute values in several columns ignoring NaNs?
  2,011  Fitting to a piecewise function using Python
  2,011  Counting arithmetic operations
  2,011  Compare two matrices and create a matrix of their common values [duplicate]
  2,010  Vectorized spherical bessel functions in python?
  2,010  sorting arrays in numpy by row
  2,009  Proper way to cast numpy.matrix to C double pointer
  2,008  Using py2exe to compile a script with a numpy dependency crashes with this error:
  2,008  numpy.linalg.det gives warning ''invalid value encountered in det r = _umath_linalg.det(a, signature=signature)''
  2,008  Numpy.core.multiarray doesn't work anymore after opencv installation
  2,007  What are the relative advantages of extending NumPy in Cython vs Boost.Python?
  2,007  PyQt: connecting slots with custom objects via Qt Designer
  2,007  Numpy product or tensor product question
  2,007  how to replace only zeros of a numpy array using a mask
  2,007  Creating custom data_generator in Keras for fit_generate()
  2,006  using pandas read_csv with missing data
  2,006  Pythonic way of calculating A x A' (without numpy)
  2,006  Problems building SciPy 0.13.0 using Numpy 1.8.0 built with ATLAS 3.10.1 / LAPACK 3.4.2
  2,006  How to perform a simple signal backtest in python pandas [closed]
  2,005  matplotlib bar chart with data frame row names as legend
  2,005  How to reshape numpy array of array into single row
  2,005  fastest way to select 7*7 neighbor pixels for every pixel in an image in Python
  2,005  Counting the no. of black to white pixels in the image using OpenCV
  2,005  Could someone explain this neural network machine learning code?
  2,005  Averaging over multipage TIFF pages in Python
  2,005  array to tiff raster image with gdal
  2,004  Numpy and matlab polyfit results differences
  2,004  Importing scipy breaks multiprocessing support in Python
  2,004  Cubic Root of Pandas DataFrame
  2,004  CPython from Java?
  2,003  scipy.optimize curve_fit function error: 'sigma' incorrect shape
  2,003  Build diagonal matrix without using for loop
  2,002  Unmap of NumPy memmap
  2,002  Tensorflow Dataset.from_tensor_slices taking too long
  2,002  Replacing nan with blanks in Python
  2,002  numpy date ''TypeError: must be str, not bytes'' using python 3.4
  2,002  importing numpy on an ARM processor
  2,002  how to match two numpy array of unequal length?
  2,002  How to convert numpy array elements from string to int
  2,002  boost::python extract c++ value from numpy.ndarray return value
  2,001  Time lag between signals using numpy.correlate()
  2,001  Reading tab delimited csv into numpy array with different data types
  2,001  Inaccurate interpolation with scipy.interpolate.Rbf()
  2,001  Import Error with Numba: Wrong ELF class: ELFCLASS64
  2,001  efficient numpy.fromfile on zipped files?
  2,000  Multidimensional matrix multiplication in python
  1,999  wav file amplitude calculations
  1,999  Solving an implicit quadratic system of 3 variables
  1,999  Simple one dimension array of float with numpy [closed]
  1,999  How do I convert a 3d image array into 2d image array in numpy [duplicate]
  1,999  After installing matplotlib basemap via Macports, example python code for basemap is not running
  1,998  ValueError: operands could not be broadcast together with shapes (400,) (2,)
  1,998  Inverse of
  1,998  IndexError: index 1 is out of bounds for axis 0 with size 1 (Python, NumPy)
  1,997  Transforming outliers in Pandas DataFrame using .apply, .applymap, .groupby
  1,996  Python Numpy ndarray
  1,996  Lasagne/Theano doesn't consume multi cores while does
  1,996  How to get equation of function from its graph(image) in python?
  1,996  Counting occurrences of columns in numpy array
  1,995  ValueError: The truth value of an array with more than one element is ambiguous. Use a.any()
  1,995  Replace multiple elements in numpy array with 1
  1,994  Working and manipulating numpy arrays with numba
  1,994  Trying to create noise image with noise, numpy, and Image
  1,994  Tensorflow: How to index a tensor using 2D-index like in numpy
  1,994  plotting serial data using arduino and pyserial
  1,994  Need Python polynomial fit function that returns covariance
  1,994  Gradient Boosting with Sklearn
  1,994  Calculate perimeter of numpy array
  1,993  Python numpy.random.choice in C# with non/uniform probability distribution
  1,993  How to convert a Series of arrays into a 2D numpy array
  1,993  Curve fitting - monotonically increasing derivative
  1,993  Complex integration in Python
  1,992  subplot error in Matplotlib using seaborn
  1,992  Slice numpy array using list of coordinates
  1,992  Numpy: use bins with infinite range
  1,992  Matplotlib updating axis
  1,992  Matching an array to a row in Numpy
  1,992  Integer array indexing python
  1,992  ImportError: DLL load failed: The specified module could not be found. ''matplotlib.pyplot''
  1,992  How to write a dictionary with numpy array in a file
  1,992  How to draw N elements of random indices from numpy array without repetition?
  1,992  How to do in place Cholesky factorization in Python
  1,991  Tensorflow tf.reshape() seems to behave differently to numpy.reshape()
  1,991  statsmodels ValueError
  1,991  numpy 3D array shape
  1,991  how to get the upper-left and bottom right coordinates of the box around a certain value in a matrix using python?
  1,991  How can I generate an arc in numpy?
  1,991  'float' object has no attribute 'arctan'
  1,991  Fitting a 2D-function to a 2D dataset with errors in python
  1,991  Error trying to load data into Spyder
  1,990  Using array mask to change pixels values
  1,990  Tensorflow loss not changing and also computed gradients and applied batch norm but still loss is not changing?
  1,990  Removing brackets from a numpy array
  1,990  h5py - Write object dynamically to file?
  1,990  Floating Point Exception with Numpy and PyTables
  1,990  f2py, problems passing a Python function to Fortran
  1,990  Error installing scipy on osx with brew
  1,989  solve rectangular matrix in python to get solution with arbitrary parameters
  1,989  Python pandas: flatten with arrays in column
  1,989  multivariate numpy does not plot a normal distribution please help correct the mistake
  1,989  Inverse Filter of spatially convolved versus frequency convolved image
  1,989  How to pad an image using np.pad in python?
  1,989  Ellipsis broadcasting in numpy.einsum
  1,989  Amazon EC2 vs PiCloud [closed]
  1,988  Strange basic computation issue with numpy.int64 and/or numpy.float64?
  1,988  Numpy conditional arithmetic operations on two arrays
  1,988  How to do Scipy curve fitting with error bars and obtain standard errors on fitting parameters?
  1,988  Emulating boolean masks in Theano
  1,988  Convert decimal range to Numpy array, with each bit being an array element
  1,987  Update initial condition in ODE solver each time step
  1,987  Sending pandas dataframe to java application
  1,987  Numpy average from a large masked array
  1,987  ImportError importing .pyd - DLL load failed. Cython
  1,987  how to split numpy array and perform certain actions on split arrays [Python]
  1,987  Displaying a plot of first elements of array
  1,986  Use Earth Mover's Distance as loss function in Tensorflow
  1,986  TypeError: data should be an RDD of LabeledPoint, but got <type 'numpy.ndarray'>
  1,986  Q1: IndexError: index 1 is out of bounds for axis 1 with size 1
  1,986  Numpy ndarray shape with 3 parameters
  1,986  Comparing NaN columns in pandas/numpy
  1,985  Weighted K-means with GPS Data
  1,985  More ticks on x-axis in a semilogx Python plot
  1,985  imshow assertion failed drawChessboardCorner() of opencv returns nothing in Python
  1,985  Constructing a transition matrix with numpy
  1,984  Python: Raise square matrix to negative half power
  1,984  plotting the center of a k-means cluster to be the same color as its cluster points
  1,984  Get mean value of certain part of array
  1,984  Failing to convert numpy array to JSON
  1,984  Dictionary to Histogram
  1,983  python how to put argument to function with numpy aply_along_axis
  1,983  How to parse through a list of lists and analyze the elements together to see how many times they occur over time?
  1,982  Retrieving field formats of numpy record array as list
  1,982  How to find frequency of a square wave using FFT
  1,982  How to conditionally combine two numpy arrays of the same shape
  1,981  The concept behind scipy.signal.medfilt2d in python
  1,981  Remove NaN from 2D numpy array
  1,981  numpy reshape confusion with negative shape values
  1,981  Implementing a 2D, FFT-based Kernel Density Estimator in python, and comparing it to the SciPy implimentation
  1,981  How to find intersection of a line with a mesh?
  1,980  Pandas reorder rows based on smallest to largest values in a column
  1,980  Numpy data points region/circle
  1,980  How do I use scipy.ndimage.filters.gereric_filter?
  1,979  what is this 'sequence of arrays' created by numpy's np.stack function in Python?
  1,979  np.where() or another boolean way for new pandas dataframe column
  1,979  Creating a NumPy array directly from __array_interface__
  1,978  Scipy.linalg.eig() giving different eigenvectors from GNU Octave's eig()
  1,977  python convolution with different dimension
  1,977  Numpy fails to serve as a dependency for pandas
  1,977  How to standard scale a large numpy matrix with sklearn? (batch processing)
  1,977  How to split list of arrays into individual arrays?
  1,976  Python SciPy Stats percentilofscore
  1,976  Howto convert numpy 1D-array to congiuous 2D-column-array without copying the data
  1,976  Bradley-Roth Adaptive Thresholding Algorithm - How do I get better performance?
  1,975  Using pytables, which is more efficient: scipy.sparse or numpy dense matrix?
  1,975  Sorting lines of a text file using column with integers -
  1,975  Python - Recreate Minitab normal probability plot
  1,975  Python error : boolean index array should have 1 dimension
  1,975  create numpy array by appending a number to another numpy array
  1,975  Change contrast in Numpy
  1,974  Get all subsequences of a numpy array
  1,973  Vectorize eigenvalue calculation in Numpy
  1,973  Python: Export the tabulate output data into csv file
  1,973  How to add the diagonals of a matrix in Python 3.3.5
  1,973  Finding the index of items cotaining 'inf' or 'nan'
  1,972  What are the benefits / drawbacks of a list of lists compared to a numpy array of OBJECTS with regards to MEMORY?
  1,972  Weighted Least Squares in Statsmodels vs. Numpy?
  1,972  Unable to load non-arrays from an npz file
  1,972  TSNE - 3D graph
  1,972  Pandas: Sum of first N non-missing values per row
  1,972  Pandas: drop rows with nan-valued index
  1,972  Extract pixel coordinates and paste on new image python
  1,972  change bin size of histogram data
  1,971  Implement Cost Function of Neural Network (Week #5 Coursera) using Python
  1,971  How to plot specific data from a CSV file with matplotlib
  1,970  Use scikit-image to read in an image buffer
  1,970  Scipy expit: Unexpected behavour. NaNs
  1,970  saving Keras augmented data as a numpy array
  1,970  Python read text files in numpy array when empty or single line
  1,970  Overlapping polygons in Python PIL
  1,970  multi colored Heat Map error Python
  1,970  Getting different answers with MATLAB and Python norm functions
  1,970  Creating a boolean array by testing if each element in numpy array is between 2 numbers
  1,969  Rolling Correlation Calculation with Pandas or NumPy
  1,969  'numpy.int64' object is not iterable
  1,969  Iterating over first d axes of numpy array
  1,969  How to iterate over latitude longitude values of a grib2 file?
  1,969  Fastest way to sort a large number of arrays in python
  1,969  Change of basis in numpy
  1,968  In numpy savetxt function, what does the 'newline' parameter do?
  1,968  Find index of numpy array in list
  1,968  Delete array from array
  1,968  Contour line artifacts in matplotlib after interpolating data on a polar plot
  1,967  Numpy, TypeError: Could not be cast from dtype('<M8[us]') to dtype('<M8[D]')
  1,967  Multiplying all values in Pandas Dataframe rows
  1,966  Opencv recorded video is too slow and camera update is very slow
  1,966  Numpy NdArray Memoization
  1,966  Mask out specific values from an array
  1,966  comparing a string 1-d numpy array elementwise
  1,965  Creating a 2-dimensional Numpy array with the euclidean distance from the center
  1,964  python: numpy reshaping an array
  1,964  Negative numbers returned in a factorial Function (Python)
  1,963  Shortest distance between a point and a line in 3 d space
  1,963  MemoryError exception thrown for numpy.asarray()
  1,963  Fitting curve: why small numbers are better?
  1,962  Sum of products of pairs in a list
  1,962  Python - Parse a String into Float Array?
  1,962  Numpy broadcasting sliced arrays and vectors
  1,962  Choose weights that minimize portfolio variance
  1,961  Numpy: Add rows from one matrix to another by index
  1,961  Create contour from scratch in python OpenCV (cv2)
  1,960  RuntimeWarning: invalid value encountered in double_scalars related to np.sqrt
  1,960  NumPy: Vectorize finding closest value in an array for each element in another array
  1,960  how to show time series data in bokeh as a step chart
  1,960  Filter pandas dataframe based on values in multiple columns
  1,960  efficient conversion of 2D to 3D numpy array
  1,960  Changing the text of clabel in Matplotlib
  1,960  beep sound in python audiolab
  1,959  Plotting into plot_surface - unable to properly convert data to required format
  1,959  How to efficiently expanding arrays in python?
  1,959  Cython code 3-4 times slower than Python / Numpy code?
  1,959  Classification test in Scikit-learn, ValueError: setting an array element with a sequence
  1,958  To count the rows and its values in word docx by using python
  1,958  pandas randomly replace k percent
  1,958  Cython Numpy code not faster than pure python
  1,958  Audio buffer finite error after butter filtering (Scipy)
  1,957  Numpy - Averaging multiple columns of a 2D array
  1,957  Make a better grid of points with python
  1,956  Excluding values in array - python
  1,955  sum of 'float64' column type in pandas return float instead of numpy.float64
  1,955  remove empty dimension of numpy array
  1,955  Numpy backwards compatibility: Visual C++ 9 not found
  1,955  Missing dependencies (numpy) when importing pandas
  1,955  How to use numpy.argsort() as indices in more than 2 dimensions?
  1,955  How to get the same output of rgb2ycbcr() matlab function in python-opencv?
  1,955  How does NumPy process docstrings into sphinx documentation for Parameters?
  1,955  How does `numpy.einsum` work?
  1,955  Data Science using Vim [closed]
  1,955  AttributeError: 'MSVCCompiler' object has no attribute 'compiler' when trying to install a numpy extension
  1,955  Apply function to an array of tuples
  1,954  Number of unique elements per row in a NumPy array
  1,954  How to replace only the first n elements in a numpy array that are larger than a certain value?
  1,954  How to estimate local tangent plane for 3d points?
  1,954  Generate a random 3 element Numpy array of integers summing to 3
  1,954  Finding the row with the highest average in a numpy array
  1,954  Convert a 3D array to 2D
  1,953  Numpy array interface with ctypes function
  1,953  How do I use Scipy minimize with constraints and dynamic function
  1,952  How does function work?
  1,952  Discrete fourier transformation from a list of x-y points
  1,952  Accurate summation with numpy
  1,951  ValueError while saving ndarray
  1,951  How to efficiently calculate huge matrix multiplication (tfidf features) in Python?
  1,950  Set masked pixels in a 3D RGB numpy array
  1,950  How to change index dtype of pandas DataFrame to int32?
  1,950  highlight single contour line
  1,950  Combining an array using Python and NumPy
  1,949  Write numpy arrays to lmdb
  1,949  Python array dimensions
  1,949  Does Keras 1.0 support scipy sparse matrices?
  1,949  Convert image to proper dimension PyTorch
  1,948  Moving average produces array of different length?
  1,948  How to convert boost python list to PyObject
  1,947  numpy change elements matching conditions
  1,947  How to Create an Evenly spaced Numpy Array from Set Values
  1,947  How can extract data from .h5 file and save it in .txt or .csv properly?
  1,947  Finding Cirlcles in Eye or pupil using HoughCircles
  1,947  Calculating conditional probabilities from joint pmfs in numpy, too slow. Ideas? (python-numpy)
  1,946  how to plot a list of byte data with matplotlib
  1,945  Python: Solving equation system (coefficients are arrays)
  1,945  Python: fit data with gaussian rising and exponential decay
  1,945  Most pythonic way to stitch an array of images together
  1,945  How to use np.empty inside numba compiled function; Error message ''All templates rejected''
  1,945  Failing to install numpy on Python 3.4 [duplicate]
  1,944  How to get all array edges?
  1,943  Numpy savetxt TypeErrror
  1,942  ValueError: Error when checking input: expected conv2d_1_input to have 4 dimensions, but got array with shape (8020, 1)
  1,942  Python Remove Column from Numpy Array based on some Condition
  1,942  Memory profiler for numpy
  1,942  Fastest way to compute distance beetween each points in python
  1,942  Creating a 2d numpy array to hold characters
  1,941  two versions of numpy
  1,941  numpy - meshgrid for multiple dimensions
  1,941  more efficient way to calculate distance in numpy?
  1,941  Large on disk array for numpy
  1,941  automatic detection/conversion of data types?
  1,941  Array of ranges with numpy
  1,940  How to add or remove a specific element from a numpy 2d array?
  1,940  How can I pass null to an external library, using ctypes, with an argument declared with ctypeslib.ndpointer?
  1,939  Transform DICOM Image to a list of XYZ coordinates and their values - Python
  1,939  Index error, delete row from array if column has a value
  1,939  How to use Numba to perform multiple integration in SciPy with an arbitrary number of variables and parameters?
  1,939  Get dict from Mongo and convert to ndarray using Numpy
  1,939  Django, GAE, numpy: cannot import name multiarray
  1,938  white border while displaying a full image with python and opencv
  1,938  Using a numpy array to assign values to another array
  1,938  python split array into sub arrays of equivalent rank
  1,938  Keras Array Input Error
  1,937  What's the difference between a view and a shallow copy of a numpy array?
  1,937  Unwanted rounding when subtracting numpy arrays in Python
  1,937  OpenCV Error: Assertion failed in undistort.cpp at line 293
  1,937  How can I read edf.event file with python?
  1,936  What would be the ''GPU version'' of the numpy.fft package in python?
  1,936  Read numbers from formatted file in Python
  1,936  Exposing OpenCV-based C++ function with Mat/Numpy conversion to Python
  1,936  Evaluating a multivariable function on an array with python/numpy
  1,935  nested loop with array indexing in numpy
  1,935  nested loop with array indexing in numpy
  1,935  Concatenation of numpy arrays of unknown dimension along arbitrary axis
  1,934  Tensorflow not able to invert matrix
  1,933  Python Relating k-means cluster to instance
  1,933  Pycharm error, numpy has no attribute 'loadtext' [closed]
  1,933  Normalize values between -1 and 1 inclusive
  1,933  Comparatively slow python numpy 3D Fourier Transformation
  1,932  python, rank a list of number/string (convert list elements to ordinal value)
  1,932  Get all the rows with same values in python?
  1,932  'axes' parameter in scipy.ndimage.interpolation.rotate
  1,932  average of certain values of an array
  1,932  A Python list of Numpy Arrays to CSV?
  1,931  Reduce a dimension of numpy array by selecting
  1,931  Pandas: Count the first consecutive True values
  1,931  how to uninstall all python packages
  1,931  How to silence the UserWarning from scipy.ndimage.zoom
  1,931  how to set dtype for nested numpy ndarray?
  1,931  Appending a Numpy array to a list
  1,930  The order of axis when printing a NumPy array
  1,930  Python: taking the dot product of vector with numpy
  1,930  Python: extract list of data in dict in numpy array
  1,930  How to grab video frame in a numpy array using vlc python bindings?
  1,930  How to convert dtype(uint16) data into a 16bit png image?
  1,930  Errors on a Gaussian histogram curve fit using scipy.curve_fit()
  1,930  Converting sklearn CountVectorizer matrix to list of dictionaries
  1,929  TypeError: float() argument must be a string or a number, not 'map'
  1,929  Reading ascii vtk file in python and converting it to numpy array
  1,929  iterating over numpy array using lambda
  1,929  How to calculate and plot multiple linear trends for a time series?
  1,929  Get the index of median value in array containing Nans
  1,929  fastest way to create numpy 2d array of indices
  1,929  Faster way to search for dates in numpy array of objects?
  1,929  Binary matrix to integer
  1,928  Numpy change all elements on condition on multidimensional array
  1,928  How to generate random numbers with predefined probability distribution?
  1,928  Assign numpy array of points to a 2D square grid
  1,927  Find and delete all-zero columns from Numpy array using fancy indexing
  1,927  Difference between Tensorflow convolution and numpy convolution
  1,926  Solve ode in python with complex matrix as initial value
  1,926  how to specify a range in numpy.piecewise (2 conditions per range)
  1,926  code is working but with a 'DeprecationWarning' -scipy.stats
  1,925  OMP warning when numpy 1.8.0 is packaged with py2exe
  1,925  Is python numpy array operation += thread safe?
  1,925  How to get the index of the sorted list for the original list in Python?
  1,925  How can l convert tuple to integer to do some calculations?
  1,925  cython with array of pointers
  1,924  Pandas to_csv always substitute long numpy.ndarray with ellipsis
  1,924  Pandas conditional statement with NaT
  1,924  numpy select submatrix according to index
  1,924  How to convert Matplotlib figure to PIL Image object (without saving image)
  1,923  Pandas mask / where methods versus NumPy np.where
  1,923  'numpy.ndarray' object has no attribute 'append' [duplicate]
  1,923  Get top N elements from array in descending order
  1,923  Generate coordinates inside Polygon
  1,922  How to plot numbers from an array as annotation using matplotlib?
  1,922  Different QR decomposition results with numpy and CULA
  1,922  AttributeError: module 'numpy' has no attribute 'array
  1,921  Pandas to_datetime show time incorrect
  1,921  Fitting an exponential curve to numerical data in python
  1,921  Extract arbitrary rectangular patches from image in python
  1,921  Create matrix with 2 arrays in numpy
  1,920  Vectorizing operation on numpy array
  1,920  UserWarning: The priors do not sum to 1. Renormalizing [python]
  1,920  opencv show black image after numpy vectorize
  1,920  Installed PyPy + NumPy, but I experienced no improvement in performance. Is this normal?
  1,920  How to calculate Spearman's rank correlation matrix using scipy
  1,920  Capture Webcam image using CV2 and Pyglet in Python
  1,919  numpy to generate discrete probability distribution
  1,919  Numba Lowering error when iterating over 3D array
  1,918  Using Boost Python to wrap C++ arrays into numpy arrays
  1,918  Receiving KeyError: ''None of [Int64Index([  ...  dtype='int64', length=1323)] are in the [columns]''
  1,918  Python eigenvalues and eigenvectors
  1,917  Using python to save a JPG image that was edited in the script
  1,917  Pandas Multi-Index DataFrame to Numpy Ndarray
  1,917  How to align matrices when dealing with arrays of different shapes (using python)
  1,917  Error: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all()
  1,916  Replace values in NumPy array based on dictionary and avoid overlap between new values and keys
  1,916  Ramp signal python
  1,916  linalg.lstsq with fixed slope?
  1,916  Difference in adding two images in numpy and opencv
  1,915  Read set of images into 4D Numpy array with dimension (num_img,channel, dim1, dim2)
  1,915  Python: How to get the line in my Flask application which led to an error?
  1,915  pandas df.apply TypeError data type not understood
  1,915  Merge two numpy arrays and delete duplicates?
  1,915  Is the build-in probability density functions of `scipy.stat.distributions` slower than a user provided one?
  1,915  import numpy giving ImportError: DLL load failed: %1 is not a valid Win32 application
  1,914  How to expose a numpy array from c array in cython?
  1,913  Update 2D numpy array values
  1,913  scipy.stats.ttest_ind without array (python)
  1,913  Python (2.7.8) ImportError: No module named numpy (1.6.1)
  1,913  Is there a resize function in Python to resize an image as the tf.image.resize_images function of TensorFlow?
  1,913  How to use streamplot function when 1D data of x-coordinate, y-coordinate, x-velocity and y-velocity are available?
  1,913  How to generate random letters in python?
  1,913  fast numpy addnan
  1,913  Average duplicate values from two paired lists in Python using NumPy
  1,912  Python - Interpolating between lines of data
  1,912  Numpy percentiles with linear interpolation - wrong value?
  1,912  matplotlib not continuing lines after NaN's [duplicate]
  1,912  Given a byte buffer, dtype, shape and strides, how to create Numpy ndarray
  1,911  Using counts and tfidf as features with scikit learn
  1,911  Still can't import after install numpy in TensorFlow tutorial
  1,911  Most efficient way to calculate CRC16 in Python
  1,911  Boost.Python - Vector to Numpy Array
  1,910  python numpy: array of arrays
  1,910  Optimizing a reed-solomon encoder (polynomial division)
  1,910  numpy.frombuffer ValueError: buffer is smaller than requested size
  1,910  np.where equivalent for multi-dimensional numpy arrays
  1,910  Find Similarity between two DataFrames of different lengths
  1,909  scipy  -  how to integrate a linearly interpolated function?
  1,909  Insert Rows and columns in Numpy
  1,909  How to implement multiple testing for scipy.stats tests
  1,909  Convolving a periodic image with python
  1,909  Choose my own points instead of corner points in implementing optical flow in opencv python
  1,908  what's the difference between (4,) and (4,1) for the shape in Numpy?
  1,908  Python Numpy Logistic Regression
  1,908  Convert text to numpy array
  1,907  numpy linear algebra basic help
  1,907  numpy get column indices where all elements are greater than threshold
  1,907  How can I calculate the ratio of a value in array to the sum of array in python? [duplicate]
  1,907  FutureWarning on using np.full to create array
  1,907  Convert a python numpy array to c++ stl vector
  1,906  Time series analysis, with Fourier ( ... or maybe other method) in Python
  1,906  Huge sparse matrix in python
  1,906  How to calculate Zero Crossing Rate with PyAudio stream data
  1,906  Frequency axis in a Numpy fft
  1,906  Dataframe-Normalize each row by row's maximum
  1,905  python: why does random.shuffle change the array
  1,905  Numeric computation of certain symbols in numpy array of sympy expressions
  1,905  how to solve RuntimeWarning: invalid value encountered in sqrt t in python
  1,905  How to slice up a numpy array with inequalities?
  1,905  how much of sklearn can I use with pypy?
  1,905  Get a spatial frequency breakdown for greyscale image (2d array)
  1,905  Generating colour image gradient using numpy
  1,905  Gaussian elimination - pivoting using slicing in python
  1,905  Fast way to find locally maximal gradient values in a numpy array?
  1,905  Extracting specific values from .npy file
  1,904  Reading and writing numpy arrays to and from HDF5 files
  1,904  Pandas - Find longest stretch without Nan values
  1,904  Numpy isnat() returns value error on datetime objects
  1,904  NumPy: How to collapse N-dimensional array along a single dimension using argmin/max output?
  1,903  ValueError: not enough values to unpack (expected 2, got1)
  1,903  Python (numpy) read a text file with mixed format
  1,903  Padding large numpy arrays
  1,903  Median of each columns in python
  1,903  How to disregard -inf and move to next iteration in for loop
  1,903  Create image with PIL `Image.fromarray` results in AttributeError: 'list' object has no attribute '__array_interface__'
  1,903  Change data type in Numpy and Nibabel
  1,902  Python - Find First and Last white pixels coordinates
  1,902  Numpy as a library in a django project
  1,902  Normal Equation for linear regression
  1,902  How to make random Beta in python like normal between two value ?
  1,902  How do I sum only certain elements from an array?
  1,902  error performing np.std for array
  1,902  Error in joblib.load file loading
  1,902  Combining Three 1D arrays into a 2D array?
  1,902  AWS Lambda/Python3 can't import numpy
  1,901  Why is numpy slower than python? How to make code perform better
  1,901  What is the meaning of ''sum product'' as mentioned in Numpy documentation?
  1,901  Understanding numpy ''void'' dtype and generic arrays
  1,901  Segmenting Python array into unique regions connected by a single cell or less?
  1,901  scipy curve_fit fails on easy linear fit?
  1,901  How to add a plus sign before an int in Python?
  1,901  Detrending data with nan value in scipy.signal
  1,901  Convert numpy array of floats to integers, replacing NaN values
  1,900  Numpy FFT Zero Padding
  1,900  NumPy change elements of an array with a given probability
  1,900  Fastest way to compare two huge csv files in python(numpy)
  1,899  np.corrcoef behavior with pandas dataframes
  1,899  np.array ndmin argument: specify placement of added dimensions
  1,899  Inverted fancy indexing
  1,899  How to create a sphere inside an ndarray?
  1,898  Store empty numpy array in h5py
  1,898  python-graph derivative of a graph/data
  1,898  How to rename file and copy it with the new name in a new folder (Python)?
  1,898  How do I get wider numpy array print output?
  1,898  Higher order local interpolation of implicit curves in Python
  1,897  Why cant Scipy Install on Windows 7 using easy_install and cygwin?
  1,897  Python: py2app ''ImportError: dlopen(): Library not loaded''
  1,897  numpy.polyfit gives empty residuals array
  1,897  numpy 2-D array: efficient way to create circular masks at all given positions
  1,897  how to plot time series where x-axis is datetime.time object in matplotlib?
  1,897  Debugging a Python/NumPy memory leak
  1,897  Accessing elements in array Python
  1,897  2d density contour plot with matplotlib
  1,896  TypeError: dst is not a numpy array, neither a scalar - resize jpg python
  1,896  Find volume defined by irregular data points - python
  1,896  Convert int32 to int8 with numpy view
  1,895  Scipy linalg LU decomposition gives different results to my textbook
  1,895  Normalize a vector where the dot product equals 1 in Python?
  1,895  how to convert timedelta64 to number of days integer?
  1,895  How do I get date and time from two columns of a numpy array into a datetime format that can be used by matplotlib?
  1,895  Efficient grouping of rows from Nx2 integer numpy array to match sequential elements in rows
  1,895  Convert pandas dtypes to BigQuery type representation
  1,894  Python - scipy fmin, giving the arguments to fmin
  1,894  Python not finding installed packages through pip on Linux
  1,894  Plotting bar chart in python
  1,894  Manually inverting FFT using Numpy
  1,894  Fat band using matplotlib in python
  1,894  alternative to numpy.argwhere to speed up for loop in python
  1,894  Accessing data in chunks using Python Pandas
  1,893  View numpy array as image while debugging in PyCharm?
  1,893  scipy.stats.binned_statistic_2d works for count but not mean
  1,893  I use python3.5 and OpenCV 3.1.0,OpenCV function cv2.countNonZero(img) I got a error [duplicate]
  1,893  Convolution of two rectangular pulses Python
  1,893  Combining multiple images to a numpy array on python with opencv2
  1,892  scipy.optimize.minimize convergence issues
  1,892  Python multiplication Matrix with Matrix transpose with array
  1,892  How to detect facial angles?
  1,892  Finding zeros of a complex function in SciPy/NumPy
  1,892  Creating python virtualenv in jenkins with shiningpanda and requirements.txt
  1,892  Apply boolean mask to last two dimensions of tensor in TensorFlow
  1,891  Repeat last column in numpy array
  1,891  Python Numpy nan_to_num help
  1,891  how to calculate coskew and cokurtosis
  1,890  List comprehension with cython
  1,890  is there a pythonic way to change scalar and 0d-array to 1d array?
  1,890  double brackets arrays into an array
  1,890  Calculate marginal distribution from joint distribution in Python
  1,889  Scipy: Integration of Hermite function with quadrature weights
  1,889  Numerical gradient for nonlinear function in numpy/scipy
  1,889  Creating rank 3 numpy arrays
  1,888  ValueError: matrix must be 2-dimensional
  1,888  timeit in pycharm not resolving
  1,888  text file mdates.strpdate2num error
  1,888  Python-Fitting 2D Gaussian to data set
  1,888  'NoneType' object does not support item assignment inside __init__
  1,888  Neither builtin power function nor np.power works
  1,888  Linear regression in NumPy with very large matrices - how to save memory?
  1,888  ATLAS Linear algebra and openmpi on multicore with python
  1,887  Subtract across Numpy array
  1,887  OpenCV and Numpy interacting badly
  1,887  numpy.savetxt() stop newline on final line
  1,887  Nearest neighbor 1 dimensional data with a specified range
  1,887  Memory allocation for numpy.array with copy=False?
  1,887  how to install library in pyCharm?
  1,887  Get Value From a NumPy Array
  1,887  Fastest way to calculate the mean of several numpy arrays in a list
  1,887  Dimension of data before and after performing PCA
  1,887  Delete Dimension of mutlidimensional array
  1,886  Creating Dictionary from Pandas DataFrame Column Based on Unique Values in Column
  1,886  Adding a New Column/Array to a Numpy Array
  1,885  Tensorflow Not Working from Anaconda on Mac
  1,885  Reading Single Line CSV using numpy.genfromtxt
  1,885  ''Kronecker addition'' for indexing in Numpy
  1,885  How to sum two arrays in Python?
  1,885  How to store wide tables in pytables / hdf5
  1,885  Horn-Schunck optical flow implementation issue
  1,885  flatten arrays in a list in python
  1,885  binarize a sparse matrix in python in a different way
  1,884  What is the equivalent of torch.nn.functional.grid_sample in Tensorflow / Numpy?
  1,884  How can I uninstall pip packages on my mac?
  1,883  Use python slice objects when reading HDF5 file with h5py?
  1,883  Reading data from data acquisition unit (measurement computing)
  1,883  Numpy: How to check for tuples existence in ndarray
  1,883  Dictionary versus NumPy array performance Python
  1,882  Python: way to read data from multiple files into 2D numpy array or list
  1,882  Printing Numpy arrays without brackets
  1,882  On significant figures of numbers in python [closed]
  1,882  install numpy on python 3.5 Mac OS High sierra
  1,882  How do you divide an image/array into blocks?
  1,882  Hamming Window, python 2.7
  1,882  Detect not straight lines with hough transform or other image processing algorithm
  1,882  Deconvolution layers in keras
  1,882  calculating means of many matrices in numpy
  1,881  reduce time for a long for-loop in python
  1,881  How do I plot trajectory from points whose coordinates are known to me at several time instants?
  1,880  Voronoi - Compute exact boundaries of every region
  1,880  Python & Scipy: How to fit a von mises distribution?
  1,880  How to np.roll() faster?
  1,880  how to load 4-bit data into numpy array
  1,880  Error installing numpy ''Unknown MS Compiler version 1900''
  1,879  sounddevice.PortAudioError: Error opening OutputStream: Invalid number of channels
  1,879  Optimal parameters not found for my curve fitting
  1,879  Matplotlib: `pcolormesh.get_array()` returns flattened array - how to get 2D data back?
  1,879  convert 2D numpy array of arrays to 3D array
  1,878  Passing numpy.arange() an argument
  1,878  How to ''draw'' a geometric shape on a 2-D meshgrid?
  1,877  Set Cover or Hitting Set; Numpy, Least element combinations to make up full set
  1,877  K-Means: assign clusters to new data points
  1,877  How to get a graph axis into standard form
  1,876  Zero occurrences/frequency using value_counts() in PANDAS
  1,876  Python: Bivariate Spline not on grid data
  1,876  How to show video and histogram side-by-side using Python/Opencv/Matplotlib?
  1,876  Convert Pandas SparseDataframe to Scipy sparse csc_matrix
  1,876  Cannot import numpy with python3.5, but can import with python2.7
  1,875  Using lambda for a constraint function
  1,875  Python Numpy nanmax() returning nan when there are non nan values in the array
  1,875  Parallel in-place sort for numpy arrays
  1,875  How to generate a complex gaussian white noise signal in python(or numpy/scipy)?
  1,875  Fill certain indices of a 3d numpy array
  1,874  numpy-->PIL int type issue
  1,874  How to find clusters of values in numpy array
  1,874  Creating a contour plot in paraview from a numpy array
  1,874  Create symmetric matrix from pandas data frame
  1,874  Combining element-wise and matrix multiplication with multi-dimensional arrays in NumPy
  1,873  Randomly selecting rows from numpy array
  1,873  py2exe File ''numpy\core\multiarray.pyc'', line 10, in __load ImportError: DLL load failed:
  1,873  Numpy Toeplitz Matrix
  1,873  Numpy - row-wise outer product of two matrices
  1,873  Numpy cumulative distribution function (CDF)
  1,873  Convert string array to numpy array
  1,872  NumPy: Import Error, Image Not Found OSX
  1,871  Zero padding multiple values in Python
  1,871  How to get frequency axis from an fft function?
  1,871  Function which is similar to numpy's diff
  1,870  Reading a particular column in csv file using numpy in python
  1,870  Python: Create structured numpy structured array from two columns in a DataFrame
  1,869  Why is using a Cython list faster than using a Python list?
  1,869  Removing length 1 dimensions in arrays
  1,869  Calculate mean numpy array in pandas DataFrame
  1,869  3 dots and a comma in NumPy array display
  1,868  Smooth a curve in python with no error at the boundaries?
  1,868  Round() not working
  1,868  Python - ValueError: invalid literal for float()
  1,868  Python: Assign Labels to values in an array
  1,868  Evaluating trigonometric expressions in sympy
  1,867  Python not installing sklearn
  1,867  Numpy searchsorted descending order
  1,867  How to determine frequencies present in music file using python [duplicate]
  1,866  Numpy: get values from array where indices are in another array
  1,866  masked arrays in numpy error
  1,866  How can I tell whether a numpy boolean array contains only a single block of `True`s?
  1,865  tf.where() doesn't produce result same as np.where()
  1,865  Setting axis values in numpy/matplotlib.plot
  1,865  Read video from bytes
  1,865  python numpy array slicing
  1,865  numpy datetime and pandas datetime
  1,865  How to find the maximum value of a numpy array, with location restrictions?
  1,865  Create sample numpy array with randomly placed NaNs
  1,865  Commute numpy sparse matrix dot product
  1,864  using the hardware rng from python
  1,864  Scipy draw bounding box in image
  1,864  Reading pre-processed cr2 RAW image data in python
  1,864  Pointwise array average ignoring NaN [duplicate]
  1,864  Numpy: could not broadcast input array from shape (3) into shape (1)
  1,864  Make subset of array, based on values of two other arrays in Python
  1,864  Is there any way to use pythonappend with SWIG's new builtin feature?
  1,864  How to sort rows of a matrix by decreasing values of the first column in Python and numpy?
  1,864  Function which returns the least-squares solution to a linear matrix equation
  1,863  Vectorised average K-Nearest Neighbour distance in Python
  1,863  How can I one-hot encode data with numpy?
  1,863  Fast(er) numpy fancy indexing and reduction?
  1,863  Convert a 2D numpy array into a 3d numpy array representing a grayscaled image
  1,862  set limits to numpy polyfit
  1,862  Sampling rows in 2D numpy arrays with replacement
  1,862  Numpy flatten array of array from cv2
  1,862  numpy array indexing with lists and arrays
  1,862  Matplotlib FuncAnimation not animating line plot
  1,862  How to efficiently generate a straight line with random slope and intercept in Python?
  1,862  How to do a reduction with numpy.nditer in the first axis
  1,862  How to convert from a set to an array in python
  1,862  Faster way to calculate hexagon grid coordinates
  1,861  Pass simple numpy array to C via SWIG
  1,861  How to subtract the previous rows column from current column and create a new dimension in the array with this value using numpy?
  1,861  Best language for Molecular Dynamics Simulator, to be run in production. (Python+Numpy?) [closed]
  1,860  Python: Using mpi4py to bcast an array to other scripts with spawn
  1,860  Memory consumption of NumPy function for standard deviation
  1,860  Loading numpy structured array saved in python3 in python2
  1,860  how to take sum of two 1-D array(column vector)
  1,860  How to check the datatype of an ndarray in C
  1,859  ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all() python
  1,859  Sklearn on aws lambda
  1,859  picking out elements based on complement of records in Python pandas
  1,859  Numpy Finding complex conjugate [duplicate]
  1,859  How to store a list of uneven numpy arrays?
  1,859  How can I check if a network is scale free?
  1,859  Efficient computation of similarity matrix in Python (NumPy)
  1,859  adding value count as label for each bar in bar chart in python [duplicate]
  1,858  XY coordinates in a image stored as numpy?
  1,858  Speed up NumPy loop
  1,858  Numpy stick arrays horizontally
  1,858  Numpy: assigning values to 2d array with list of indices
  1,858  How to plot odd even square wave using python
  1,858  Convert a numpy array to an image
  1,858  An Error: 'Numpy.str_' object has no attribute 'decode'
  1,857  Port Python Code to Android
  1,857  Cupy is slower than numpy
  1,857  Converting (part of) a numpy recarray into a 2d array?
  1,856  Very fast sampling from a set with fixed number of elements in python
  1,856  Python: how to replace values in masked array according to a condition
  1,856  Numpy - Find maximum point and value of data points
  1,856  Matrix-like printing of 2D arrays in Python
  1,856  Input format for AffinityPropagation clustering
  1,856  How can I use multiple dimensional polynomials with numpy.polynomial?
  1,856  Archimedean spiral
  1,855  Python: computing pariwise distances causes memory error
  1,855  How to replace values in a range in a pandas dataframe with another value in the same dataframe based on a condition
  1,854  pip install numpy fails with error 'cc1: error: unrecognised debug output level ''record-gcc-switches'''
  1,853  python select all but one column from multidimensional array
  1,853  numpy matrix multiplication to triangular/sparse storage?
  1,853  How to read/traverse/slice Scipy sparse matrices (LIL, CSR, COO, DOK) faster?
  1,853  Cross product for vectors with more than 10 dimensions in Python
  1,852  Scikit-learn: error in fitting model - Input contains NaN, infinity or a value too large for float64
  1,852  Reshape 2D into 4D array
  1,852  How to apply a defined function on pandas data frame
  1,852  Combined mean and standard deviation from a collection of NumPy arrays of different shapes
  1,851  How do I bandpass-filter a signal using a Gaussian function in Python (Numpy/Scipy)
  1,850  docker cannot build scipy
  1,850  Could not broadcast input array from shape (1285) into shape (1285, 5334)
  1,849  Shuffle DataFrame rows except the first row
  1,849  Selecting certain rows from a set of data files in Python
  1,849  Hough Lines in video
  1,848  Why does padding an FFT in NumPy make it run much slower?
  1,848  Vertical lines do not appear in matplotlib plot
  1,848  Speeding up analysis on arrays in numpy
  1,848  savetxt save only last loop data
  1,848  Python TensorFlow - what is tf.flags.FLAGS?
  1,848  make doesn't run .py file
  1,848  How to get the correct peaks and troughs from an 1d-array
  1,847  Using np.average in groupby or any aggregate function with parameters
  1,847  Fastest way to insert a 2D array into a (larger) 2D array
  1,847  Exporting ISO date in Numpy
  1,846  Trinomial tree in Python
  1,846  Packaging legacy Fortran in Python. Is it OK to use setuptools and numpy.distutils?
  1,846  Numpy - AttributeError: 'Zero' object has no attribute 'exp'
  1,846  How to draw random planes
  1,846  Encoding custom python objects as BSON with pymongo
  1,845  Python: Numpy and Pandas Transforming timestamp/data into one-hot-encoding
  1,845  EWMA Volatility in Python - Avoiding loops
  1,845  Calculating Mean & STD for Batch [Python/Numpy]
  1,844  Why is for loop on native python list faster than for loop on numpy array
  1,844  Remove sequential NumPy array index in a loop over it's content
  1,844  NumPy: financial irr method returns 'nan'. Why?
  1,844  Lock free read only List in Python?
  1,844  How to interpret numpy.gradient?
  1,844  Create mesh from cells and points in Paraview
  1,843  What alternatives are there to numpy on Google App Engine?
  1,843  Neural network XOR gate not learning
  1,843  Extract and save a slice from a volume with numpy
  1,842  numpy.view gives valueerror
  1,842  Numbers ending with j
  1,841  numpy fromstring empty string separator
  1,840  Writing an ASCII file from a 2D numpy array
  1,840  Repeat elements of list between each other until we reach a certain length
  1,840  Plotting scientific format on the axis label and different size minor formatter text size
  1,840  How to append numpy arrays?
  1,840  Fastest way to create and fill huge numpy 2D-array?
  1,840  3d numpy record array
  1,839  Read image file in Python and compute Canny edge filters
  1,839  Python - mask multidimensional
  1,839  Plot Distance matrix for a 1D array
  1,839  my power spectra are believable? a comparison between lomb-scargle and fft (scipy.signal and numpy.fft)
  1,839  How to read Complex Binary file (.fc32) in python?
  1,839  Crop an image, based on values
  1,839  Compute square distances from numpy array
  1,839  Calculating and Plotting 2nd moment of image
  1,839  A faster refresh rate with plt.imshow
  1,838  Python Numpy Sort rows [duplicate]
  1,838  How can I mask elements of a record array in Numpy?
  1,838  Combining two 1D arrays of different data types into 1 2D array in PYTHON
  1,838  can python numpy poission generate a float?
  1,837  trying to publish an array of words in rospy using numpy
  1,837  Is it possible to store multidimensional arrays of arbitrary shape in a PyTables cell?
  1,837  How do I keep str(numpy.array) from automatically inserting a newline
  1,837  Averaging histograms with Numpy
  1,836  Save numpy ndarray into a txt file
  1,836  Rolling integral over pandas dataframe with time index
  1,836  Reading many values from numpy C API
  1,836  How to take the trace of a csr matrix
  1,836  3D tiling of a numpy array
  1,835  Using prepared data for Sci-kit classification
  1,835  Python Updating Global variables
  1,835  Numpy: conditional np.where replace
  1,835  How to hstack arrays of numpy records?
  1,835  Create the Oriented Bounding-box (OBB) with Python and NumPy
  1,834  What is the best way to create a moving window in 2D array ond order pixels
  1,834  numpy blit (copy part of an array to another one with a different size)
  1,834  Group duplicate column IDs in pandas dataframe
  1,833  Why does my tanh activation function perform so badly?
  1,833  Reading Data from CSV and fill Empty Values Python
  1,833  python numpy get masked data without flattening
  1,833  How do you access ward/centroid/median clustering in scipy?
  1,833  get_dummies(), Exception: Data must be 1-dimensional
  1,833  Find the root of a cubic function
  1,833  Draw a terrain with python?
  1,833  Complementary Filter Code Not functioning
  1,833  Anaconda's NumbaPro CUDA Assertion Error
  1,832  Static pointer to dynamically allocated buffer inside function
  1,832  Python's and Numpy's nan and set
  1,832  Preprocessing of a single image for prediction. ( CNN build and trained with Keras)
  1,832  Confusion regarding np.tile and numpy broadcasting
  1,831  reshape list of numpy arrays and then reshape back
  1,831  Python : fit a curve to a list of integers
  1,831  Numpy structured arrays: string type not understood when specifying dtype with a dict
  1,831  Modify the Ramer–Douglas–Peucker (RDP) algorithm in numpy to return a mask instead of the values
  1,831  Issues installing OpenCV 3.2.0 (Windows)
  1,830  Run python script (with numpy dependency) from java
  1,830  Numpy: Subtract 2 numpy arrays row wise
  1,830  numpy: broadcast matrix multiply accross array
  1,830  Not able to import numpy: AttributeError: type object 'numpy.ndarray' has no attribute '__array_function__'
  1,830  How to merge 2 numpy arrays?
  1,830  How to create an edge list dataframe from a adjacency matrix in Python?
  1,830  Best way to store unit information in numpy structured array?
  1,830  A random normally distributed matrix in numpy
  1,829  Numpy creating an array of powers of 2
  1,828  Implement a classic martingale using Python and Pandas
  1,828  how to convert string to numeric in python
  1,828  Groupby an numpy.array based on groupby of a pandas.DataFrame with the same length
  1,827  NumPy's savetxt does not export delimiter when defining fmt for each column
  1,827  NumPy data type comparison
  1,827  Numerical double integration of a function in python with a list of fixed variables
  1,827  Loadtext for specific number of lines
  1,827  innitiate an numpy.array and append/concatenate with no sucess
  1,827  Implementing Discrete Gaussian Kernel in Python?
  1,826  Numpy: Find column index for element on each row
  1,826  How do I access the elements of a slice object in python
  1,826  grouped pandas DataFrames: how do I apply scipy.stats.sem to them?
  1,826  Concatenate elements of an array with numpy?
  1,826  Cannot open image. Not a valid bitmap file or its format is not currently supported
  1,825  numpy: fromfile for gzipped file
  1,825  NumPy FFT tuple index out of range?
  1,825  How to read two arrays or matrices from a text file in Python?
  1,825  How to cluster a time series using KMeans in python
  1,824  Using numpy.loadtxt, how does one convert strings in the .txt file into integer values/floats?
  1,824  Python 3.4 ImportError: No module named '_gdal_array'No module named '_gdal_array'
  1,824  Pandas interpolate data with units
  1,824  How to create a ''Goal Seek'' using SciPy's functions
  1,824  Generate stl mesh from csv
  1,823  Statistics with numpy
  1,823  save multiple pd.DataFrames with hierarchy to hdf5
  1,823  Python savetxt write as int
  1,823  numpy - Append to array without making a copy
  1,823  Alternative for numpy.choose that allows an arbitrary or at least more than 32 arguments?
  1,822  Why does python keep crashing when plotting with matplotlib?
  1,822  transforming coordinates in matplotlib
  1,822  Python: Memory error with large Matrix Multiplication
  1,822  no module named numpy python2.7
  1,822  How to reshape python list without numpy
  1,822  Cython Memoryview as return value
  1,821  Python Apply Low Pass Filter On Some Data
  1,821  Oversample Numpy Array (2D) [duplicate]
  1,821  OSError: Failed to interpret my file as a pickle (numpy)
  1,821  numpy - Python - Selectively import parts of the .txt file
  1,821  Numpy column wise multiplication
  1,821  non-zero solution for linear equation with numpy
  1,820  How to normalize one dimension of a 2-dimensional array in python numpy? [duplicate]
  1,818  Weird findings initializing the array with numpy.NAN
  1,818  Pythonic way of slicing out part of a numpy array
  1,818  How do I find and remove white specks from an image using SciPy/NumPy?
  1,818  Find the closest value to another value in a NumPy array [closed]
  1,818  cv2.imread always returns None type - using cv virtual environment
  1,817  Using scipy.signal.spectral.lombscargle for period discovery
  1,817  Store an image in an array using Python
  1,817  Replacing a division by zero error with a zero in numpy
  1,817  Proper way to read/write fortran order array with numpy
  1,817  numpy elementwise outer product
  1,817  How to create an anti-diagonal identity matrix (where the diagonal is flipped left to right) in numpy
  1,817  How to chart live updates to logfile using matplotlib?
  1,817  Finding the median of a histogram [duplicate]
  1,817  Extracting floating-point significand and exponent in NumPy
  1,817  Count number of events per hour given in datetime/numpy
  1,817  Attribute error: ''module 'numpy.random' has no attribute 'uniform' ''
  1,816  TypeError: 'Timestamp' object is not subscriptable
  1,816  Slicing-based assignment in Keras / Tensorflow?
  1,816  Scikit-learn installation: ''ImportError: No module named sklearn''
  1,816  numpy: ndenumerate for masked arrays?
  1,816  numpy broadcast from first dimension
  1,815  Sort rows and columns of a matrix by another list with numpy
  1,815  set_printoptions for numpy array doesn't work for numpy ndarray?
  1,815  Python: help(numpy) causes segfault on exit
  1,815  Initialize a 200 by 785 numpy matrix with values from a Gaussian distribution with mean 0, std. deviation 0.01
  1,815  How to determine image size for skimage.view_as_windows function?
  1,815  How convert a list of tupes to a numpy array of tuples?
  1,815  Hand gesture recognition (PCA) - Python [duplicate]
  1,815  Error with Import Python Packages(Such as Numpy)
  1,814  Reshape arrays from MNIST
  1,814  numpy equivalents of eig() and eigs() functions of Matlab
  1,814  numba: sorting an array in place
  1,814  Numba, Jitclass w/ nopython mode and dictionaries
  1,814  mean from pandas and numpy differ
  1,814  How can I efficiently read and write files that are too large to fit in memory?
  1,814  doing better than numpy's in1d mask function: ordered arrays?
  1,813  Replace part of numpy 1D array with shorter array
  1,813  Python, numpy, matrix
  1,813  Numpy.split with overlapping matrixes? [duplicate]
  1,813  numpy: how to get a max from an argmax result
  1,813  How to separate female and male without groupby() in python?
  1,813  Contour plot python, how to change labels
  1,813  Calculate difference in months from timestamps
  1,812  Python - Stacking two histograms with a scatter plot
  1,812  Python isinstance() of float failing assertion test
  1,812  Numpy to weak to calculate a precise mean value
  1,811  Why does Pandas coerce my numpy float32 to float64?
  1,811  Sliding window - how to get window location on image?
  1,810  Showing web camera through web interface (Python, CherryPy, OpenCV)
  1,810  Scipy - Non-linear Equations System with linear constraints (beginner)
  1,810  Scikit Learn - Identifying target from loading a CSV
  1,810  Dynamically define a function
  1,810  checking if a pair of value is inside a 2D array python
  1,810  Can I apply a vectorized function to a pandas dataframe?
  1,809  Using as training input to Keras model NOT working
  1,809  NUMPY create, fill with random binary data
  1,809  How to find if any column in an array has duplicate values
  1,807  Python numpy ValueError: setting an array element with a sequence
  1,807  Python Numpy matrix multiplication in high dimension
  1,807  pyqtgraph compile to executable file fails
  1,807  print surface fit equation in python
  1,807  How to repeat elements of an array along two axes?
  1,807  How to extract rows from an numpy array based on the content?
  1,807  Fastest way to get subset of numpy array in Cython
  1,806  Minimal Example for dlib SVM using Python/Numpy
  1,806  Interpolate data with multiple columns
  1,806  Converting python, numpy, and scipy code into C++ compatible code?
  1,805  StandardScaler in sklearn not fitting properly, or is it?
  1,805  pd.Timestamp versus np.datetime64: are they interchangeable for selected uses?
  1,805  NumPy random seed produces different random numbers
  1,805  numpy.float64 is not iterable
  1,805  Getting underflow error when using numpy
  1,804  Triangle vs. Square distance matrix for Hierarchical Clustering Python? [duplicate]
  1,804  Raspberry Pi OpenCV : src is not a numpy array, neither a scalar
  1,804  numpy matrix subset view
  1,804  Multiple Linear Regression using Python
  1,804  Is there a way to make this Python kNN function more efficient?
  1,804  How to calculate RMSPE in python using numpy
  1,804  Handle with European date format in python pandas
  1,804  Filtering multiple NumPy arrays based on the intersection of one column
  1,804  Concatenate matrices/vectors in Python like in MATLAB?
  1,804  Choosing a random sample from each row of Numpy array, excluding negative numbers
  1,804  Adding `cimport numpy` to pyx file compiles ok but throws ValueError when run
  1,803  VisibleDepricationWarning: converting an array with ndim > 0 to an index will result in an error in the future
  1,803  Read a custom formatted datetime with numpy
  1,803  Plot normal distribution in Python from a .csv file
  1,803  Migrating from Stata to Python
  1,803  Getting words out of a numpy array of sentence strings
  1,803  Elementwise multiply 1D-numpy arrays (shapes (k,1) or (k,)) and have result have the shape of the first
  1,803  Easiest way to return sum of a matrix's neighbors in numpy
  1,802  Difference between numpy.linalg.solve and numpy.linalg.lu_solve
  1,801  Python read data from file and convert to double precision
  1,801  numpy array of strings indexing behavior
  1,801  Creating a (multi) Line Plot from Pandas Dataframe?
  1,800  Python OpenCV - Trouble detecting tiny ''holes'' (circles)
  1,800  Plotting a NACA 4-series airfoil
  1,799  Pytorch How to convert images into tensor
  1,799  Python/Numpy - Wrap Slice Around End of Array
  1,799  Pandas replace NaN values with a list for specific columns
  1,799  numpy meshgrid of dynamic shape
  1,799  Numpy- How to fix autocompletion in PyCharm 3.1.3
  1,799  Least Squares method in practice
  1,799  Iterate over pandas columns with row-wise comparisons
  1,799  Insert Python NumPy array into PostgreSQL database
  1,799  fastest approach to read a big ascii file into a numpy array
  1,799  Converting data type of a column in a csv file
  1,799  Binning in Numpy
  1,798  Right way to share opencv video frame as Numpy array between multiprocessing processes
  1,798  Numpy Concatenate to empty array
  1,797  NumPy slicing of an image
  1,797  How to combine 2 numpy.ndarray in numpy
  1,797  Filtering a numpy meshgrid
  1,797  alternating values in numpy
  1,796  Using numpy isin element-wise between 2D and 1D arrays
  1,796  Python: return the row index of the minimum in a matrix
  1,796  Numpy multi-dimensional slicing with multiple boolean arrays
  1,796  Numpy 2-D array boolean masking
  1,796  How to draw and fill a polygon on a grid array using pure Numpy functions?
  1,796  How to calculate a Cholesky decomposition of a non square matrix in order to calculate the Mahalanobis Distance with `numpy`?
  1,796  How to account for column-contiguous array when extending numpy with C
  1,796  Creating dynamic array name in python numpy
  1,795  How to load percentage of data with sklearn.datasets.load_files
  1,795  How can I divide a nXn colored image into non-overlapping, equal sized blocks, using python 2.7.13? [duplicate]
  1,795  Conversion from U3 dtype to ascii
  1,794  Wrapping custom type C++ pointer in Cython
  1,794  Generate normal random numbers in float32/16 in-place
  1,793  Why am I using older (and uninstalled) version of a python numpy package?
  1,793  How to get a subarray in numpy
  1,793  Fastest way to populate a matrix with a function on pairs of elements in two numpy vectors?
  1,793  Explain np.polyfit and np.polyval for a scatter plot
  1,793  Error 'module' object has no attribute 'freetype'
  1,793  Efficiently generating random graphs with a user-specified global clustering coefficient
  1,792  Repeat each values of an array different times
  1,792  Parallel array manipulations in numpy
  1,792  Numpy: Average of values corresponding to unique coordinate positions
  1,792  How to use numpy fillna() with numpy.where() for a column in a pandas DataFrame?
  1,792  Find index of first element in array close to float within tolerance, with numpy
  1,792  convert timestamp string into datetime format
  1,792  Connect points with same value in python matplotlib
  1,791  SciPy - Compute eigenvector for particular eigenvalue in symmetric matrix
  1,791  Python 3 code to read CSV file, manipulate then create new file ... works, but looking for improvements
  1,791  Issues with Importing Modules into Python
  1,791  Fast way to read interleaved data?
  1,791  Converting Array of Lists to Keras Input
  1,790  pretty printing numpy ndarrays using unicode characters
  1,790  passing relu function to all element of a numpy array [duplicate]
  1,790  pandas dataframe use np.where and drop together
  1,790  matplotlib plot of complex valued function
  1,789  How to write a numpy array to a byte memorystream?
  1,788  Unexpected eigenvectors in numPy
  1,787  Unable to solve system of equations using numpy [closed]
  1,787  Python cv2 Image Pyramids
  1,787  np.round, or np.around doesn't work
  1,787  Efficient slicing of matrices using matrix multiplication, with Python, NumPy, SciPy
  1,786  Regression along a dimension in a numpy array
  1,786  python numpy - is there a faster way to convolve?
  1,785  Why is numpy.array() is sometimes very slow?
  1,785  NumPy: Find the maximum value from each row set it to 1 and rest as 0
  1,785  How to find Mahalanobis distance between two 1D arrays in Python?
  1,785  Get the closest point to a plane defined by four vertices in python
  1,785  efficiently generate ''shifted'' gaussian kernel in python
  1,784  Triangular mesh queries in Python
  1,784  Tensorflow: Invalid argument: Shape mismatch in tuple component
  1,784  np.load() unusually slow for larger files [closed]
  1,784  Convert a PIL image to a numpy array
  1,782  reshaping of an nparray returned ''IndexError: tuple index out of range''
  1,782  Numpy broadcast array
  1,782  How to apply function to only certain array elements?
  1,782  how to apply custom function to each row of pandas dataframe
  1,782  efficiently computing parafac / CP product in numpy
  1,781  What is the correct way of passing parameters to stats.friedmanchisquare based on a DataFrame?
  1,781  speeding up parsing of files
  1,781  Python error: Mean of empty slice
  1,781  Numpy 2D array indexing without out of bound and with clipping value
  1,781  Matplotlib: How to increase colormap/linewidth quality in streamplot?
  1,781  How to filter NA values and add it to a new DataFrame
  1,781  Efficiently and simply convert from long-format to wide-format in pandas and/or numpy
  1,781  AttributeError: list has no attribute dot
  1,780  Python: Fast Hankel Transform for 1d array
  1,780  How to use an array as its own indices in Numpy
  1,780  How to load *.mat file and convert it to numpy array? [duplicate]
  1,780  Faster numpy-solution instead of itertools.combinations?
  1,779  Scipy Interpolate RectBivariateSpline constructor returns an error
  1,779  In coo_matrix (scipy sparse matrix), how can I select and return ''random column index'' in each row excluding non-zero indexes in that row?
  1,779  Cross correlation of multiple sequences avoiding for loop
  1,778  Turn a 1D array into nD array? [duplicate]
  1,778  fastest method to dump numpy array into string
  1,778  Count number of objects detected using tensorflow object detection api
  1,777  Python square wave function - What is going on here?
  1,777  python separate round particles by offsetting contours / shrinking polygones
  1,777  Numpy - Modal matrix and diagonal Eigenvalues
  1,777  Matplotlib scatter plot with two colors [duplicate]
  1,777  einsum on a sparse matrix
  1,776  What is the most efficient way to convert numpy arrays to Shapely Points?
  1,776  Sort a list with np.arrays python
  1,776  Python NumPy doesn't resize correctly
  1,776  mapping two numpy arrays
  1,776  Aggregate Numpy Array By Summing
  1,776  Add element at the start of array and delete at the end numpy
  1,776  2D numpy Array to skimage
  1,775  Numpy array.resize() - zeros 'first'
  1,775  How to set lower triangular matrix of 0-1?
  1,775  Extract values that satisfy a condition from numpy array
  1,774  Python 3.6: trying to pip install numpy
  1,774 polyfit function for masked arrays crashes on integer input
  1,774  Numpy-compatible image drawing library
  1,774  Error when using numpy module in Sublime Text
  1,774  AttributeError: module 'numpy' has no attribute 'square' [duplicate]
  1,774  After installing NumPy in Python - I still get error: ''no module named numpy''
  1,773  Using trained weights to plot 3d hyperplane
  1,773  Too many indices for array
  1,773  Tensorflow 1.5 build failing - missing path?
  1,773  PIL open tif image only one channel
  1,773  Is there a Matlab's buffer equivalent in numpy?
  1,773  Diagonal Numpy Slicing
  1,773  Creating pandas dataframe from API call
  1,772  Use numpy to read a two-column csv file
  1,772  how to append a numpy matrix into an empty numpy array
  1,772  How do I correlate my original data with clustered data
  1,772  extract the N closest pairs from a numpy distance array
  1,772  Avoid 'MySQLConverter' object has no attribute '_timestamp_to_mysql' error with datetime64[ns] and MySQL
  1,772  Add new rows to calculate the sum and average from exiting pandas dataframe
  1,771  meshgrid with 2d array as input
  1,771  matplotlib display images from left to right to bottom (matlab montage)
  1,771  how to reshape a 4D tensorflow to a 2D
  1,771  F# library or .Net Numerics equivalent to Python Numpy function
  1,770  Python generator with numpy array
  1,770  Numpy 1 Degree of Freedom
  1,770  LinAlgError: Singular matrix from Statsmodels logistic regression
  1,770  How can i remove a plot with Python?
  1,770  Find the correlation of a non-linear function for numpy.corr()
  1,770  Data row pulled from SQL Server with pyodbc is an ''unhashable type''
  1,770  Converting a numpy string array to integers in base-16
  1,769  Using Python for FFTs on audio files - sampling rate
  1,769  tensor.numpy() not working in Throws the error: AttributeError: 'Tensor' object has no attribute 'numpy'
  1,769  Python: How to generate a vector with nonzero entries at random positions?
  1,769  From list of dictionaries to np array of arrays and vice-versa
  1,768  Reading data from a raw VTK (.vtu) file
  1,768  numpy.array_split() odd behavior
  1,768  Matplotlib 1.3.1: plot(matrix(''1,2,3'')) -> RuntimeError: maximum recursion depth exceeded
  1,768  Large numpy arrays in shared memory for multiprocessing: Is something wrong with this approach?
  1,768  How to perform univaraiate Analysis in Python using Plots
  1,768  How to aggregate NumPy record array (sum, min, max, etc.)?
  1,767  Vectorize over only one axis in a 2D array with numpy vectorize
  1,767  tensorflow TypeError: unhashable type: 'numpy.ndarray'
  1,767  How to merge DataFrame in for loop?
  1,767  Correctly write a function of numpy meshgrid
  1,766  tflearn to_categorical: Processing data from pandas.df.values: array of arrays
  1,766  Shuffle ordering of some rows in numpy array
  1,766  Sample a truncated integer power law in Python?
  1,766  Python/Scipy kde fit, scaling
  1,766  How to create a scipy.lti object for a discrete LTI system?
  1,766  get the index of the last negative value in a 2d array per column
  1,766  Find derivative of a function with Abs in python
  1,766  Binarize image data
  1,766  Applying last valid index mask to dataframe to get last valid values
  1,765  Vectorizing `numpy.random.choice` for given 2D array of probabilities along an axis
  1,765  transpose on 4-d array in numpy
  1,765  sorting numpy structured and record arrays is very slow
  1,765  Separating list of years into decades
  1,765  scipy or numpy implementation of coordinate descent algorithm
  1,765  OpenCV 2.4 estimateAffine3D in Python
  1,765  How to replace a list of values in a numpy array?
  1,765  How to Find the Neighbors of a Cell in an ndarray?
  1,765  Fastest method to do an FFT
  1,765  convert python list to numpy array boolean
  1,765  Collect Spark dataframe into Numpy matrix
  1,764  scipy.optimize.curve_fit setting a ''fixed'' parameter
  1,764  Python: index 5324 is out of bounds for axis 0 with size 5040
  1,764  Python, fourier series of discrete data
  1,764  OpenCV Python: Error with using Mask parameter in GoodFeatureToDetect
  1,764  Numpy: concatenate different dtypes whilst preserving each dtype
  1,764  Multiplying numpy 2d Array with 1d Array [duplicate]
  1,764  Matching elements in numpy array
  1,764  Gaussian process algorithm erroring out, memory issues with numpy?
  1,764  Finding indices of non-unique elements in Numpy array
  1,764  Finding an unknown point using weighted multilateration
  1,764  Convert a string with brackets to numpy array
  1,763  numpy 3d array - selecting maximum elements along given axis
  1,763  Kalman filter with varying timesteps
  1,763  How exactly does the behavior of Python bool and numpy bool_ differ?
  1,762  Using Numpy creates a tcl folder when using py2exe
  1,762  UserWarning: Warning: converting a masked element to nan when running GAN
  1,762  Python store cv image in mongodb gridfs
  1,762  Numpy - Indexing with Boolean array
  1,762  How can i access the ordering of contours in `opencv`
  1,762  creating numpy array in c extension segfaults
  1,762  convert string into multidimensional array
  1,761  Value Error while running SVM in Sklearn
  1,761  Sorting an array of arrays in Python
  1,761  Python: memory efficient list with list.sort(cmp=myfnc)
  1,761  Pandas plotting linear regression on scatter graph
  1,761  Pandas fillna() not working as expected
  1,761  Multiple indices for numpy array: IndexError: failed to coerce slice entry of type numpy.ndarray to integer
  1,761  Finding the vertical and the horizontal gradients of a image using python
  1,761  CMake Error ''NumPy import failure'' when compiling Boost.Numpy
  1,761  Appending along 4th dimension of numpy array
  1,760  np.load for several files
  1,760  LinAlgError: Singular matrix
  1,760  Changing the value of some indexes of an array in python
  1,760  Anaconda crashes when I attempt to use certain Numpy, Scipy, or Matplotlib functions
  1,759  Indexerror: list index out of range/numpy
  1,759  Import numpy files from a downloaded zip to use in python script
  1,758  Thicken a one pixel line
  1,758  Python: Replacing NaN or MEAN instead of a -999 value in an array [duplicate]
  1,758  Importing Numpy to Geany (Python 3.5.1)
  1,758  How can I apply ceiling on a dataframe column?
  1,758  Holt winters initial Seasonal Indices calculation in python
  1,757  replace unique values in a pandas dataframe with random numbers
  1,757  one hot encode a binary value in numpy
  1,757  NumPy/SciPy in c# with Visual Studio 2008
  1,757  Numpy read complex numbers from text file
  1,757  How do I rotate a shape in python by +/- x degrees using numpy arrays?
  1,757  Error while using stastmodels' WLS: SVD did not converge
  1,757  dealing with zero log values in numpy/pandas
  1,757  Create dataframe from itertools product
  1,757  (4,1,2) Numpy Array Sort Clockwise
  1,756  Residuals of Random Forest Regression (Python)
  1,756  numpy NaN not always recognized
  1,756  Numpy memory error with 256GB of RAM, 64-bit python, and 64-bit numpy. ulimit issue?
  1,755  Python Class Memory Usage
  1,755  How to create an array of linearly spaced points using numpy?
  1,754  Using scipy.integrate.complex_ode instead of scipy.integrate.ode
  1,754  OpenCV: setting inside of irregularly shaped contour to a color
  1,754  NumPy memmap performance issues
  1,754 is slow yet blas and lapack are installed, how to fix?
  1,754  inserting numpy integer types into sqlite with python3
  1,754  extract the dress from image with python
  1,754  Creating dictionary from a numpy array ''ValueError: too many values to unpack''
  1,754  CatBoostError: cat_features must be integer or string, real number values and NaN values should be converted to string
  1,753  writing large netCDF4 file with python?
  1,753  Implementing 2D inverse fourier transform using 1D transforms
  1,753  How to pad a matrix to make it even sized in python
  1,753  How to get all rows with invalid np.datetime64 dates in a pandas DataFrame
  1,753  Divide one column in array by another numpy
  1,752  Replacing loop with List Comprehension instead of loop getting a function to return a new array within the list comprehension
  1,752  Pandas: Filling NA values to be filled based on distribution of existing values
  1,752  installing numpy Raspberry Pi
  1,752  How to extract fc7 features from AlexNet in pytorch as numpy array?
  1,752  How do I add an RGB ImageItem to a pyqtgraph ViewBox? ValueError: could not broadcast input array from shape (256,256,4) into shape (256,256)
  1,752  Assign a numpy array to a specific cell of a pandas dataframe
  1,751  What is the best way to perform an anti-transpose in python?
  1,751  Reading CSV file with numpy.genfromtxt() - delimiter as a part of a row name
  1,751  numpy array mapping and take average
  1,751  How to pre-load numpy data into a buffer like io.BytesIO to make it seekable?
  1,751  How to calculate an angle between 2D vector and OX with numpy?
  1,750  Where is the error? ''SystemError: new style getargs format but argument is not a tuple''
  1,750  Python Numpy nonzero
  1,750  Plotting stochastic processes in Python
  1,750  Numpy + Python 15x slower than MATLAB? [closed]
  1,750  numpy import fails when Python is embedded in C++
  1,750  MemoryError when performing cross-validation using scikit-learn
  1,750  Map Function for Numpy Matrix
  1,750  Density plot for x,y array of points
  1,749  Why does pandas.Series.corr return Nan whereas numpy or scipy compute a number?
  1,749  ValueError: could not convert string to float---how to convert a list of lists of strings into a numpy array type float?
  1,749  Reverse part of an array using NumPy
  1,749  Remove row of numpy array based on values from two columns
  1,749  Read streaming data from s3 using pyspark
  1,749  Numpy, Reading from File with no delimiter but fixed pattern
  1,749  Numpy Line-Plane intersection
  1,749  numpy: code to update least squares with more observations
  1,749  NumPy: better way to multiply a matrix by an array in-place?
  1,749  Cython/Numpy - cimport numpy as np fails
  1,748  Error installing pandas with pip: Could not find a version that satisfies the requirement numpy==1.9.3
  1,748  Compiling a FORTRAN Module using f2py
  1,748  Alternative to scipy.optimize.curve_fit
  1,748  Add and Subtract multiple element of numpy array
  1,747  Removing the baseline from data
  1,747  printing sub-array in numpy as Matlab does
  1,746  Sort numpy array by datetime objects
  1,746  Pandas Return Cell position containing string
  1,746  How to store array of really huge numbers in python?
  1,746  Displaying data from binary file in python
  1,746  Accessing NumPy record array columns in Cython
  1,745  Random experiment of Binomial distribution using stats in python
  1,745  numpy.ndarray: converting to a ''normal'' class
  1,745  How do I apply function to third-dimension array effectively with numpy?
  1,745  Display image converted to numpy array in Tkinter with PIL
  1,744  Wrong results with Python multiply() and prod()
  1,744  Numpy: raise ValueError(''shape too large to be a matrix.'')
  1,744  numpy array each element multiplication with matrix
  1,744  How could I get a daily average in python?
  1,744  Find geometry (shapes) from node cloud
  1,743  Numpy: Multiple Outer Products
  1,743  How to use SMAPE evaluation metric on train dataset?
  1,743  Find rank and percentage rank in list
  1,743  4d interpolation in python
  1,742  Wrong fit using scipy curve_fit
  1,742  Scipy curve_fit does not seem to change the initial parameters
  1,742  Pandas install requiring NumPy 1.6.1
  1,742  Numpy Convert N dimensional array into two dimensional array
  1,742  Import NumPy gives me ImportError: DDL load failed: The specified procedure could not be found?
  1,742  How to resolve function approximation task in Python?
  1,742  How can I use the struct library in python to pack a double into two uint32's
  1,742  Convert a numpy array to a DataFrame in pyspark to export as csv
  1,741  numpy.polyfit has no keyword 'cov'
  1,741  numpy dtype error - (structured array creation)
  1,741  multidimensional array multiplication in numpy
  1,741  How to read array data into numpy array from text file?
  1,740  Using numpy shape output in logic
  1,740  building a pairwise matrix in scipy/numpy in Python from dictionaries
  1,739  Get coordinates of non-nan values of xarray Dataset
  1,739  Conjugate Gradient implementation Python
  1,738 for packages that depend on both cython and f2py
  1,738  Pandas: Apply rolling function to compute new column value
  1,738  OpenCV find coloured in circle and position value Python
  1,738  numpy function to aggregate a signal for time?
  1,737  Tensorflow - Graph is finalized and cannot be modified
  1,737  Numpy: shuffle arrays in unison multiple times with different seeds
  1,737  Numpy: Inverse Transforming Different Size Array
  1,737  filling numpy array by index
  1,737  f2py: input not fortran contiguous
  1,736  Transportation cost flow optimization using Python Scipy Minimize
  1,736 gives TypeError: can't multiply sequence by non-int of type 'float'
  1,736  build a DataFrame with columns from tuple of arrays
  1,735  reshaping ndarrays versus regular arrays in numpy?
  1,735  NLOPT Invalid argument Python
  1,735  Is the upper triangular matrix in function always in row echelon form?
  1,735  How to find polygon vertices from edge detection images?
  1,735  Failed to import Numeric: No module named Numeric in F2PY
  1,735  Changing data type (dtype) of tabular.tabarray or numpy.recarray
  1,734  Replacing missing values with random in a numpy array
  1,734  Pandas split comma separated string into 2 separate columns and explode rows down
  1,734  Numpy: An efficient way to merge multiple slices [duplicate]
  1,734  How do I import a plotly graph within a python script?
  1,734  Convert Tecplot ascii to Python numpy
  1,734  Concurrent i/o and processing for large data files in python
  1,733  memory efficient random number iterator without replacement
  1,733  Increasing efficiency of barycentric coordinate calculation in python
  1,733  How to remove a particular version of Numpy
  1,733  converting time to Hz in python
  1,733  Change FaceColor and EdgeColor of Matplotlib Streamplot Arrows
  1,732  Subtracting columns from a numpy array
  1,732  Shorthand notation for numpy.array() [closed]
  1,732  numpy savetxt: save a matrix as row
  1,732  How to call function for scipy.optimize.fmin_cg(func) in Python
  1,732  How can I find if a point lies inside or outside of ConvexHull?
  1,732  Copy or view numpy subarray using boolean indexing
  1,732  Calculating standard deviation on list ignoring zeros using numpy
  1,731  Graph a custom function in python
  1,730  Updating Python and packages on OSX
  1,730  Split a numpy column into two columns and keep them in the original array
  1,730  Possible optimizations for calculating squared euclidean distance
  1,730  Matlab diff(F,var,n) vs Python numpy diff(a, n=1, axis=-1)
  1,730  Mask blank values using
  1,730  comparing two large csv file and writing another one with python
  1,730  Calculations within pandas aggregate
  1,730  Calculating slope and intercept error of linear regression
  1,729  TypeError: Mismatch between array dtype ('|S6') and format specifier ('%.18e')
  1,729  reading a matrix and fetch row and column names in python
  1,729  NumPy and SciPy. Static vs Dynamic loading
  1,729  Finding index of array in 2 multidimensional array in Python
  1,729  Changing data resolution in Python
  1,728  Efficient way to count every pixels of an image of a particular value in Python?
  1,728  Efficiently find row intersections of two 2-D numpy arrays
  1,728  Can't import 'datasets' with scikit-learn
  1,727  Searching a sub-array inside a 2D array (image recognition) [closed]
  1,727  python counting number of presence and absence of substrings in list of sequences
  1,727  How to make numpy.cumsum start after the first value [Python]
  1,727  How to build (or precompute) a histogram from a file too large for memory?
  1,727  Given y_pred with categories 0,1,2 how do I select only categories 1 and 2 to perform metrics on in Keras?
  1,726  Using python to generate clusters of data?
  1,726  Standardizing numpy array in Keras
  1,726  Ordinary Least Squares Regression for multiple columns in Pandas Dataframe
  1,726  Maintaining a ratio when splitting up data in python function
  1,726  Counting Neighbors in Matrix - Conway Game of Life
  1,726  AttributeError: Numpy object 'NpzFile' has no attribute 'zip'?
  1,725  Rotation of object using Euler Matrix in python
  1,725  Numpy doesn't change value of an array element after masking
  1,725  Nan to Num Python
  1,725  How to sort a 2D numpy array lexicographically by one column?
  1,725  How to improve performance when interpolating on 3d data with SciPy
  1,725  How to convert built-in method values of dict object to dictionary
  1,725  Adding color to Polar Scatter plot data points
  1,724  Why does `imshow` display a 2D (non-RGB) array in color, and how can I export such a color image to a .png file?
  1,724  pandas.concat produces all NaN
  1,724  How to convert string to a dataframe name pandas/python
  1,724  Global Average Pooling from Array
  1,723  performance of NumPy with different BLAS implementations
  1,723  Pandas: Random integer between values in two columns
  1,723  How can we get 3D volume of Dicom CT images - Python
  1,722  Splitting a numpy array into two subsets of different sizes
  1,722  How avoid error ''TypeError: invalid data type for einsum'' in Python
  1,722  Extract the real part of an array in python
  1,721  What's the difference between the shapes of variable in Theano
  1,721  Python/Numpy: Conditional simulation from a multivatiate distribution
  1,721  Populating a numpy matrix using fromfunction and an array
  1,721  Installing numpy via command line in Windows
  1,721  Genfromtxt file name
  1,721  Fastest way to check if two arrays have equivalent rows
  1,721  Cumulative integration of elements of numpy arrays
  1,721  AttributeError: 'numpy.ndarray' object has no attribute 'step'
  1,721  Anomalies when trying to fit student's t distribution using scipy
  1,720  Set RGB white to transparent?
  1,720  How to find the first True value in a data frame column based on index value
  1,720  einsum and distance calculations
  1,720  Declare constraints for basinhopping optimization
  1,720  Conditional numpy.cumsum?
  1,720  Applying Sklearn Gaussian Mixture algorithm to fit GM curves
  1,719  Rounding errors with floats in Python using Numpy
  1,719  populate numpy array through concurrent.futures multiprocessing
  1,719  MATLAB matrix multiplication performance is 5x faster than NumPy
  1,719  How do I increase the dimensions of a numpy int32 array?
  1,719  Can't install pandas as pip can't proceed with requirement due to pre-existing build directory
  1,718  Python: shape of a matrix and imshow()
  1,718  Python - How to replace None values in a numpy array with the median of adjacent elements
  1,718  Numpy xor-reduce an array
  1,718  numpy, Select elements in rows by 1d indexes array
  1,718  How to split a DataFrame or Matrix into train and test sets on value not row?
  1,718  How can I rotate an ndarray (image) properly?
  1,717  What additional work is done by np.power?
  1,717  Planck's Energy Density Python
  1,717  Different numpy version in Anaconda and numpy.__version__ in IPython Shell
  1,717  Converting numpy array into pandas dataframe
  1,716  Tensorflow vs Numpy math functions
  1,716  How to test if a matrix is a rotation matrix?
  1,716  Extra spaces in the representation of numpy arrays of floats
  1,716  Applying a function for all pairwise rows in two matrices under Numpy
  1,715  Why does installing numpy using pip fail, while building directly does not?
  1,715  Recommended setup involving Scitools, NumPy, and SciPy
  1,715  Python performance using Boost Python doesn't improve
  1,715  OpenCV Real-time screen capture put rectangle around items in ROI Python
  1,715  Keras fit model: TypeError: unhashable type: 'numpy.ndarray'
  1,715  Is t-SNE's computational bottleneck its memory complexity?
  1,715  How to use a pair of nested for loops to iterate over a 2-d array?
  1,715  How to replace NaN values in Pandas conditionally?
  1,715  Compute multivariate normal density for multiple datapoints
  1,715  Chamfer distance between two point clouds in tensorflow
  1,714  what's the mean of ''reshape(-1,1,2)''
  1,714  Using numpy.where() to iterate through a matrix
  1,714  Timeseries Resampling
  1,714  scipy integrate over array with variable bounds
  1,714  Python - name output file to include part of input file name
  1,714  Install Numpy 1.8 in Travis CI
  1,714  How to divide one columns value by a previous rows column(not the same column) and add the result as a new dimension to a numpy array?
  1,714  Changing tick labels without affecting the plot
  1,713  <unknown> is not a numpy array error
  1,713  unevenly centered subplots in matplotlib in Python?
  1,713  Tensorflow Create Protobuf for a Tensor
  1,713  python reshape structure array to normal numpy array
  1,713  Numpy: set one specific element of each column based on indexing by array
  1,713  Numpy: how to use argmax results to get the actual max? [duplicate]
  1,713  Numpy get index of row with second-largest value
  1,713  How to remove 'None' from an Appended Multidimensional Array using numpy
  1,713  Group by column in pandas dataframe and average arrays
  1,713  Converting NumPy array to a set takes too long
  1,713  Compute the trace of a matrix across all diagonals
  1,712  Using a `tf.Tensor` as a Python `bool` is not allowed. Use `if t is not None:` instead of `if t:` to test if a tensor is defined,
  1,712  Representing a ragged array in numpy by padding
  1,712  [Python]Conversion issue: Float --> Bytes and viceversa
  1,712  How to convert all layers of a pretrained Keras model to a different dtype (from float32 to float16)?
  1,712  Error in numpy.linalg.solve when trying to calculate exact solution
  1,711  Using mask to replace string in numpy
  1,711  Product of array elements by group in numpy (Python)
  1,711  Numpy np.newaxis [closed]
  1,711  How could I convert tensor type to numpy narray type in my function?
  1,710  Inverse of a symmetric matrix
  1,710  Flip 3D numpy Array
  1,710  Differences between X.ravel() and X.reshape(s0*s1*s2) when number of axes known
  1,710  Are Python modules compiled?
  1,709  Python-Memory error while convert sparse matrix to dense matrix
  1,709  Python: How to create a legend using an example
  1,709  Python + alglib + NumPy: how to avoid converting arrays to lists?
  1,709  Multiplying NumPy arrays by scalars
  1,709  Multiple processes sharing a single Joblib cache
  1,709  How to get indexes of k maximum values from a numpy multidimensional array
  1,708  Weighted sum of matrices in Tensorflow
  1,708  Trouble plotting pandas DataFrame
  1,708  R translation to Python
  1,708  Python Pandas: Using apply() to subtract a value from an array
  1,708  NumPy: Find sorted indices from a masked 2D array above and below a threshold
  1,708  Efficient summed Area Table Calculation with Numpy
  1,708  DGESDD Lapack routine loading from numpy failed
  1,707  using tensorflow fill method to create a tensor of certain datatype
  1,707  Pandas plot subplots of a 'group by' result
  1,707  Pandas/datetime/total seconds : numpy.timedelta64' object has no attribute 'total_seconds'
  1,706  Project image onto inside of sphere with Python Numpy
  1,706  LSTM preprocessing: Build 3d arrays from pandas data frame based on ID
  1,706  ImportError and PyExc_SystemError while embedding Python Script within C for PAM modules (.so files)
  1,706  How to compare great circle distance with euclidean distance of two sphere points using python?
  1,706  Color-coding a histogram
  1,705  Rearrange sparse arrays by swapping rows and columns
  1,705  numpy.genfromtxt- ValueError- Line # (got n columns instead of m)
  1,705  Logical OR without using numpy.logical_or
  1,705  How does zero-padding work for 2D arrays in scipy.fftpack?
  1,704  Unable to install python package ''toml''
  1,704  In Python and numpy, How do I replace missing values in an array with the previous element? (Masked array?)
  1,703  Speed up computation for Distance Transform on Image in Python
  1,703  Linspace in numpy library
  1,703  How to loop sklearn linear regression by values within a column - python
  1,703  Efficiently count the number of occurrences of unique subarrays in NumPy?
  1,702  ValueError: could not broadcast input array from shape (450,1000,3) into shape (400,500,3)
  1,702  SciPy/NumPy: Normalize a csr_matrix
  1,702  Python: pick appropriate datatype size (int) automatically
  1,702  Python: pick appropriate datatype size (int) automatically
  1,702  python/numpy fastest method for 2d kernel rank filtering on masked arrays (and/or selective ranking)
  1,702  Plot a lagrange polynomial from a set of points PYTHON
  1,702  Pandas resampling using numpy percentile?
  1,702  Numpy.putmask with images
  1,702  Is there a way I can vectorize fsolve?
  1,702  How to install NumPy for IronPython in 2017?
  1,702  How to create a nested matrix in python
  1,702  apply numpy.histogram to multidimensional array
  1,701  numpy: difference between NaN and masked array
  1,701  Convert QPixmap to Numpy
  1,701  Computing the trace of a hat matrix from and independent variable matrix with a large number of rows; how can I avoid memory errors?
  1,701  Applying a function on every row of numpy array
  1,700  Randomly introduce NaN values in pandas dataframe
  1,700  Faster way than concatenate of combining multiple cv2 images (numpy arrays) in python?
  1,700  Built in Numpy Exceptions?
  1,700  Align numpy array according to another array
  1,699  Python running matplotlib.nxutils points_inside_poly on mac
  1,699  Pandas alternative to apply - to create new column based on multiple columns
  1,699  How to calculate an exponential moving average with python faster?
  1,699  Count unique elements along an axis of a NumPy array
  1,699  Cannot figure out what input to use to get cv2.calcOpticalFlowPyrLK method to work
  1,699  Adding a column to a 2D list
  1,698  Want to append colored images to a list and convert that list to grayscale using OpenCV
  1,698  Speed up function evaluation for integration in scipy
  1,698  Read CSV file as a dictionary containing first row as headers (keys)
  1,698  Python: Parse string to array
  1,698  Python: Element assignment in a scipy.sparse.diags matrix
  1,697  Using Python for adding column in a CSV file
  1,697  OpenCV Hough Circle Transform needs 8-bit image
  1,697  numpy matrix trace behaviour
  1,697  Is it possible to use variable name in imread? Basic issue in Python
  1,697  Fast random weighted selection across all rows of a stochastic matrix
  1,697  Dealing with masked coordinate arrays in pcolormesh
  1,696  yaml.dump throws an error on numpy.array type attribute of an object in Python
  1,696  Splicing NumPy arrays
  1,696  FIlter 2d array using 1d boolean array [duplicate]
  1,695  Why is numpy slower than for loop
  1,695  Swapping array dimensions with NumPy
  1,695  Removing Array Elements in Python while keeping track of their position
  1,695  python recursive vectorization with timeseries
  1,695  How can I apply the Homomorphic filtering in Python (i.e. using OpenCV)?
  1,695  Detecting periodic repetitions in the data stream
  1,694  ValueError: matrices are not aligned, with correct shape of matrices
  1,694  Using Matplotlib and Numpy, is there a way to find all line intersections for Linear Equations?
  1,694  concatenate arrays with mixed types
  1,693  How to find business days between dates with Pandas CDay?
  1,693  How to calculate a Normal Distribution percent point function in python
  1,693  Deleting elements from numpy array with iteration
  1,693  Convert timeseries to image matrix
  1,692  Python; Append vector to an array
  1,692  In numpy, how can I randomly choose a number from a range that excludes a random number that was previously chosen?
  1,692  how to remove e scientific notation from mean method of numpy lib in python
  1,692  How to apply a function for each element in a matrix in Python?
  1,691  what is the difference between int16 and in32 dtype
  1,691  Python: efficient way to find orthogonal vectors connecting many points (x,y) to the closest spot on a known function y(x)
  1,691  Memory Error: Unable to allocate array shape ({very large}), solution for windows Python
  1,691  Matrix multiplication with multiple numpy arrays
  1,691  Linear equation system in python
  1,691  how to make a numpy recarray from column arrays
  1,691  How to convert 3D RGB label image (in semantic segmentation) to 2D gray image, and class indices start from 0?
  1,691  Get element closest to cluster centroid
  1,691  Fast Fourier Transform (fft) with Time Associated Data Python
  1,690  TensorFlow: Train model on a custom image dataset
  1,690  PIL.Image.fromarray produces distorted image after np.reshape
  1,690  Generating random number for class attribute
  1,690  Generate random integer without an upper bound
  1,690  Finding indices given condition in numpy matrix
  1,690  Fill 2-D numpy array with index location
  1,690  Any reason why numpy's linspace does not support a dtype specification?
  1,689  Using threading to slice an array into chunks and perform calculation on each chunk and reassemble the returned arrays into one array
  1,689  How to convert a contour list into a numpy array?
  1,689  Extract elements from numpy array, that are not in list of indexes
  1,689  Converting Numpy Structured Array to Pandas Dataframes
  1,689  Casting numpy dtypes to pandas DataFrame
  1,689  ask for help for a sum (sigma) function
  1,688  Numpy savetxt to csv with integer integer string
  1,688  Numpy loadtxt single line into multidim-array
  1,688  Numpy hstack explodes memory [duplicate]
  1,688  numpy and pil reshape arrays
  1,688  How to control dimensions of empty arrays in Numpy
  1,688  Apply a pairwise shapely function on two numpy arrays of shapely objects
  1,687  Use of scipy.signal.lombscargle
  1,687  Tensorflow uses too much memory when initializing with constants
  1,687  Scipy Curve_fit function uses initial guess values instead of actually fitting
  1,687  Interpolate without having negative values in python
  1,687  How to output last column element of NumPy 2D array ignoring nan in Python?
  1,687  Dividing Histograms in Pandas
  1,687  Create a Boolean column based on a condition
  1,687  Cannot load an array with numpy load()
  1,686  Use similarity matrix instead of dissimilarity matrix for MDS in scikit-learn
  1,686  Python for loop over matrix
  1,686  Python: Error --> setting an array element with a sequence
  1,686  Need help converting Matlab's bsxfun to numpy
  1,686  Digit Recognition OCR in OpenCV-Python
  1,685  sklearn: get feature names after L1-based feature selection
  1,685  product of arrays of different sizes in numpy
  1,685  Installing numpy-1.7.1 with MKL-10.3 using gcc-4.7.2 on linux
  1,685  Import Numpypy when using pypy2.2
  1,685  How to randomly generate really small numbers?
  1,685  Cumulative sum of variable till a given percentile
  1,685  About numpy's concatenate, hstack, vstack functions?
  1,684  Python speeding up the search for a value in a dictionary of ranges
  1,684  macOS Python with numpy faster than Julia in training neural network
  1,684  dicom image resizing before converting to numpy array
  1,683  System of equations solver pandas
  1,683  Speed up sampling of kernel estimate
  1,683  Python - slice array at different position on every row
  1,683  Pythonic way to generate random uniformly distributed points within hollow square lamina
  1,683  Need faster python code for calculating sample entropy
  1,683  Multiply two numpy matrices in PySpark
  1,683  How to get time of day for each element in a datetime64 array?
  1,683  Cython - Define 2d arrays
  1,683  AttributeError: 'module' object has no attribute 'version' Canopy
  1,682  Return masked array as simple array with masked values as None
  1,682  Python numpy: Matrix multiplication giving wrong result
  1,682  Pandas Dtypewarning: How do I find the dtype of different cells in a column?
  1,682  numpy 'isin' performance improvement
  1,682  Numpy fusing multiply and add to avoid wasting memory
  1,682  how to make argsort result to be random between equal values?
  1,682  How do I reflect a matrix in matplotlib?
  1,682  Getting error while using Dataframe and numpy array in Python
  1,682  Converting List of Numpy Arrays to Numpy Matrix
  1,682  Check if numpy array is masked or not
  1,682  Broke my python build while adding numpy
  1,682  Append columns to empty numpy array in python
  1,681  Parallelize Image Processing Using Numpy
  1,681  NumPy Broadcasting: Calculating sum of squared differences between two arrays
  1,681  How do I make my numpy image take an alpha channel value in python
  1,681  how do I make arrays to be of the same length
  1,680  Valid data for imshow
  1,680  scipy interp2d crashes for not being able to allocate memory, any alternative?
  1,680  Python - How to add column headers from the generated List
  1,680  numpy.ndarray sparse matrix to dense
  1,680  exponential moving sum in numpy / scipy?
  1,679  Scipy covariance of parameters could not be estimated. Working for similar data why not this data.
  1,679  python numpy access list of arrays without for loop
  1,679  Multiplying specific dimension matrices
  1,679  Does pandas/scipy/numpy provide a cumulative standard deviation function?
  1,679  Create boolean mask on TensorFlow
  1,678  Use numpy & scipy in Azure web role
  1,678  Trying to write numpy array (generated through a loop) into csv format
  1,678  Receive multiple send commands using mpi4py
  1,678  Passing a png image to a numpy array, what is the 4th column last dimension?
  1,678  How to split the data set without train_test_split()?
  1,677  np.loadtxt ignores the header, how can I save the header data?
  1,677  How can I stream a NumPy array into a stream?
  1,676  numpy negative indexing a[:-0]
  1,676  How to implement Cross Validation and Random Forest Classifier given feature sets as dictionaries?
  1,676  How do I fix the 'TypeError: hasattr(): attribute name must be string' error?
  1,675  ValueError: setting an array element with a sequence with Decision Tree where all the rows have equal elements?
  1,675  How to change the date format of the whole column?
  1,674  Weird ''too many indices for array'' error in python
  1,674  Segmentation Fault: 11 on OSX python
  1,674  Numpy View Reshape Without Copy (2d Moving/Sliding Window, Strides, Masked Memory Structures)
  1,674  Installing Numpy 1.9.2 on Windows 7
  1,674  Importing csv into Numpy datetime64
  1,674  How to split a numpy array knowing the size of each subarray
  1,673  Using matplotlib *without* TCL
  1,673  speeding up scipy.integrate.quad()?
  1,673  Solve linear equations with multiple variables
  1,673  Select pandas frame rows based on two columns' values
  1,673  Rounding numpy float array read from img with python, values returned not rounded
  1,673  plotting autoscaled subplots with fixed limits in matplotlib
  1,673  np array as optional arguments
  1,673  Include histograms in matplotlib scatterplot
  1,673  How to trim wav files inside of Python [closed]
  1,673  AttributeError: 'numpy.ndarray' object has no attribute 'powers_'
  1,672  Theano shared variable update causes `ValueError: length not known`
  1,672  Sklearn: negative dimensions are not allowed
  1,672  Populate predefined numpy array with arrays as columns
  1,672  Multiply two numerical columns on conditional using Pandas
  1,671  Uniformly shuffle 5 gigabytes of numpy data
  1,671  sort list of floating-point numbers in groups
  1,671  Set rows of scipy.sparse matrix that meet certain condition to zeros
  1,671  Selectively negate elements in an array
  1,671  OpenCV with Python3.5 AttributeError: 'cv2.VideoCapture' object has no attribute 'imread'
  1,671  Inconsistent functionality of numpy columnstack/hstack
  1,671  How to make a matrix of arrays in numpy?
  1,671  How to increase the speed for SVM classifier using Sk-learn
  1,671  Binning python tuples. Error due to empty bins
  1,670  working with yml files in python and opencv
  1,670  What is the sorting logic behind np.lexsort?
  1,670  how to hash numpy arrays to check for duplicates
  1,670  find and delete from more-dimensional numpy array
  1,669  Why does numpy.zeros takes up little space
  1,669  numpy slicing select parts of array
  1,669  numpy and ROOT (numpy arrays management)
  1,669  Matlab cell2mat function in Python Numpy?
  1,669  Efficient netCDF analysis when looping through data
  1,669  Change values of a 1D numpy array based on certain condition
  1,668  Use Numpy Multidimensional Array Slicing Without Using the [slice,slice] Syntax?
  1,668  TypeError when using scipy.integrate.odeint
  1,668  Reading Multiple tiff files in python from a folder
  1,668  label 3d numpy array with scipy.ndimage.label
  1,668  How to include Python modules from a different Python version?
  1,668  How to delete the lowest number in an array, and if there's several minimum numbers, delete the first
  1,668  Extrapolate with LinearNDInterpolator
  1,668  Buildozer Numpy RuntimeError: Broken toolchain: cannot link a simple C program
  1,667  Why does comparison of a numpy array with a list consume so much memory?
  1,667  How to cluster numpy array of coefficients for a heatmap
  1,667  Deal with errors in parametrised sigmoid function in python
  1,667  Can I avoid Python loop overhead on dynamic programming with numpy?
  1,666  Python Anaconda - no module named numpy
  1,666  Numpy: evaluation of standard deviation of values above/below the average
  1,666  matplotlib a histogram with strings on x-axis
  1,666  How to return an array of at least 4D: efficient method to simulate numpy.atleast_4d
  1,666  Creating a ''bitmask'' from several boolean numpy arrays
  1,666  all permutations of (b, c, a,  ... , a) in a numpy array [closed]
  1,665  Stochastic Gradient Descent for Linear Regression on partial derivatives
  1,665  Python to Open .npy File
  1,665  How to convert a pandas MultiIndex DataFrame into a 3D array
  1,665  dynamic arrays and speed in python - fastest way to grow an array
  1,665  binary search for multiple values
  1,665  Argument 1234 in numpy.random.RandomState
  1,664  Sort NumPy array by values in two columns [duplicate]
  1,664  How to plot graph involving complex numbers?
  1,664  getting values from a numpy array between two points
  1,664  Difference between RandomState and seed in numpy
  1,663  Numpy matrix multiplication fails (''shapes not aligned'') when second element is a vector/array
  1,663  Jupyter (IPython) notebook numpy/pandas/matplotlib error (FreeBSD)
  1,663  How to find the closest corresponding vectors between two coordinate matrices?
  1,663  How to compare all columns with one column in pandas?
  1,662  RNN time series predictions with multiple time series dimension with Keras, Tensorflow
  1,662  python where function doesn't work
  1,662  Pythonic way to calculate distance using numpy matrices?
  1,662  Numpy: Is it possible to display numbers in comma-separated form, like 1,000,000? [duplicate]
  1,662  Numpy: get index of smallest value based on conditions
  1,662  numpy get all combinations of rows and column indices 2D array
  1,662  How to find the number of unique elements in a list of ndarrays?
  1,662  How should I use the h5py library for storing time series data?
  1,662  Get the column which have maximum sum value from matrix
  1,662  Error in coefficients for a polynomial using Numpy
  1,662  Cleanly tile numpy array of images stored in a flattened 1D format
  1,662  An Efficient Sieve of Eratosthenes in Python
  1,661  SublimeText3 cannot find Python modules (numpy) installed with MacPorts
  1,661  Right matrix division in Scipy/NumPy? [duplicate]
  1,661  Numpy matrix multiplication with custom dot product
  1,661  Numpy dot product problems
  1,661  Different results when using sklearn RandomizedPCA with sparse and dense matrices
  1,661  Add values in numpy array successively, without looping [duplicate]
  1,660  Python - Select row in NumPy array where multiple conditions are met
  1,660  invalid value in ''less'' when comparing np.nan in an array
  1,660  i am trying to take shot from ipcamera and open as opencv and convert to numpy formate
  1,660  How to change colour of certain elements of a matrix in matplotlib matshow?
  1,660  Histogram rebinning with interpolation?
  1,660  Find percentile in pandas dataframe based on groups
  1,660  alternative parametrization of the negative binomial in scipy
  1,660  Accessing an array with ctypes in Python
  1,659  ImportError: No module named 'numpy' - on mac
  1,659  HDF5 array extraction and conversion in NumPy
  1,659  Finding intersection of points on a python graph generated by a list of points
  1,659  Count and sort pandas dataframe
  1,659  Check if 2 arrays have at least one element in common?
  1,658  ValueError: setting an array element with a sequence. for pandas column
  1,658  numpy error cannot perform reduce with flexible type when reading data from list and not array
  1,658  List of 3x1 numpy arrays in Python
  1,658  How to perform iterative 2D operation on 4D numpy array
  1,658  How does Spark handle Timestamp types during Pandas dataframe conversion?
  1,658  Cubic interpolation with derivatives in numpy
  1,658  Concatenate many arrays in python
  1,657  Remove transparent pixels from an image numpy array
  1,657  convert <class 'list'> to numpy.ndarray
  1,657  concatenate two arrays in python with alternating the columns in numpy
  1,657  Animated contour plot from 3D numpy array Python
  1,656  Scipy.optimize - curve fitting with fixed parameters
  1,656  Opencv: How to detect pixel color change
  1,656  How do I find what index a True value is located at in an array contaning True and False values?
  1,656  Combine matrix in numpy
  1,656  appending integers to empty NumPy array in Python
  1,655  Py2exe complains about missing dll when I have them?
  1,655  Iterate over a dict, compare current and previous value
  1,655  dictionary with tuple into a dataframe
  1,655  Counting number of items based on condition
  1,655  Convert dataframe to a numpy matrix
  1,655  Compare a numpy array to each element of another one
  1,654  passing 2d array from numpy to c++ via swig can't use float**
  1,654  NumPy: TypeError: reshape() got an unexpected keyword argument 'order'
  1,654  How to quickly iterate over and modify pixel arrays with numpy?
  1,654  How to initialize multidimensional numpy array
  1,654  how to calculate probability mass function for multinomial in scipy?
  1,654  dataframe representation of a rolling window
  1,654  Construct huge numpy array with pytables
  1,654  Adding a column to a Multiindex Dataframe
  1,653  Scipy sparse matrix multiplication much slower than numpy array
  1,653  ''numpy.interp'' ValueError: object too deep for desired array
  1,653  numpy interpolation to increase array size
  1,653  Memory error using scipy.fftpack, how to avoid it?
  1,653  ''If'' function used for array in Python
  1,653  Does marching cubes in vtk require specific input?
  1,652  Python numpy arrays elements not changing value
  1,652  Python draw graph
  1,652  Numpy Matrix inverse with float128 type
  1,652  How to write two variables in one line? [duplicate]
  1,651  Theano.function equivalent in Tensorflow
  1,651  Python openCv calcHist failing with error code (-215)
  1,651  Inplace rotation of a matrix
  1,651  How to force convert all my values from uint8 to int and not int64
  1,651  How to combine a numpy array and a text column and export to csv
  1,651  Generate n choose 2 combinations in python on very large data sets
  1,651  Discontinuous timeseries plot with dates on x-axis
  1,651  Avoiding exponential values in loadtxt [duplicate]
  1,650  TypeError: unsupported operand type(s) for /: 'Image' and 'int'
  1,650  Overload operator __mul__ python [duplicate]
  1,650  Make list of arrays in python
  1,650  Long integer shape of Numpy arrays
  1,650  How to calculate the generalized inverse of a Sparse Matrix in scipy
  1,650  Extrapolate GridData utilizing RBF
  1,649  remove randomly chosen elements from array
  1,649  Numpy attributes not recognized in Numba
  1,649  Fastest way to calculate many regressions in python?
  1,648  numpy.load from io.BytesIO stream
  1,648  Numpy array Regex sub [closed]
  1,648  numpy argmax with max less than some number
  1,648  How to convert numpy bytes to float in python3?
  1,647  ValueError: The truth value of array with more than one element is ambiguous. Use a.any() or a.all()
  1,647  python column split
  1,647  Numpy: Striding a multiple channel image
  1,647  Is there a standard way to specify the type of a callback function in a docstring?
  1,647  How to compute standard error from ODR results?
  1,647  can't import numpy in Python 3.6.5
  1,647  Calculate the duration of overlapping time ranges using pandas
  1,646  Python: Efficient concatenation of numpy arrays in dictionaries
  1,646  pdf_multivariate_gauss() function in Python
  1,646  Numpy passing input array as `out` argument to ufunc
  1,646  numpy.genfromtxt: Ambiguous delimiters?
  1,646  Numpy array exclude some elements
  1,646  How to simplify array into only unique values in Python
  1,646  How to generate sample data that forms a normal distribution between two bounds in Python? [duplicate]
  1,645  Why can a 352GB NumPy ndarray be used on an 8GB memory macOS computer?
  1,645  Python - read audio stream
  1,645  Python/numpy floating-point text precision
  1,645  Ordered colored plot after clustering using python
  1,645  Numpy delete repeated rows
  1,645  Fixing Numpy failing to import multiarray
  1,645  Calculating interest rates in numpy
  1,644  How to load in txt file as data in Python?
  1,644  Fast scalar triple product in numpy
  1,644  Convert OpenCV triangulatePoints output for use in perspectiveTransform using Python
  1,643  Vectorized implementation for `numpy.random.multivariate_normal`
  1,643  Python Real time Audio Visualizer but without the graphs
  1,643  Python: numpy.genfromtxt - Need column names that contain invalid characters
  1,643  Numpy: argwhere axis=-1 contains a value >= 0
  1,643  Matplotlib - Wrong normals on 3D bars plot
  1,643  Installing python module bottleneck error
  1,643  How would I install numpy library on Coding Ground?
  1,643  How to modify numpy arrays in Spark dataframe?
  1,643  genfromtxt creates 1D array of tuples instead of 2D array
  1,642  Why are my grayscale images showing up in black and white?
  1,642  Scipy.linalg.solve max array size
  1,642  Is numpy.random.RandomState() automatically called whenever rand() is called?
  1,642  Importing numpy package into ABAQUS 6.10 Python environment
  1,642  How to select rows of a numpy data array according to class labels in a separate numpy array?
  1,642  How can I set a minimum distance constraint for generating points with numpy.random.rand?
  1,641  scipy cdist with sparse matrices
  1,641  Scaling Amplitude After Windowing FFT to Recover Correct Amplitude
  1,641  python/numpy: negate or complement a slice
  1,641  Pandas Dataframe: How to perform operation on 2 columns from different direction
  1,641  How to create equal spaced values in between unequal spaced values in Python?
  1,641  How to combine a RGB image with a Grayed image in opencv?
  1,641  How can I generate a proper MNIST image?
  1,641  Generating a scatter plot in Matplotlib with negative and positive axes
  1,640  Print predict ValueError: Expected 2D array, got 1D array instead
  1,640  Invalid argument: Cannot parse tensor from proto: dtype: DT_FLOAT
  1,640  How to create 2d array with numpy random.choice for every rows?
  1,640  How to add a column of strings to a numpy string matrix?
  1,640  Getting numpy Memory Error on (relatively) small matrix
  1,640  Add 1 To Every Element in an ndarray if Not Zero
  1,639  What is a fast way in Python to read HDF5 compound dtype arrays?
  1,639  ValueError: setting an array element with a sequence when array is not a sequence
  1,639  Passing C structs to python as numpy arrays using boost python
  1,639  Numpy chain comparison with two predicates
  1,639  Migrating from PuLP to Scipy
  1,639  ''list assignment index out of range'' with numpy.histogram
  1,639  Counting non zeros in only 1 column of a numpy array
  1,638  python dicom  -  getting pixel value from dicom file
  1,638  Numpy reshape yields a different size error
  1,638  numpy.memmap for an array of strings?
  1,638  how to fix a ' MaskedArrayFutureWarning ' in python numpy.maximum?
  1,638  How to export array in csv or txt in Python
  1,638  How can I discriminate the falling edge of a signal with Python?
  1,638  Fastest way to scale a list of floats
  1,638  Convert multidimensional list to multidimensional numpy.array
  1,637  Unicode string in Matplotlib annotate
  1,637  Subtract Numpy Array by Column
  1,637  How to Integrate Arc Lengths using python, numpy, and scipy?
  1,637  Calculate mean of arrays in NumPy
  1,637  2D numpy array does not give an error when indexing with strings containing digits
  1,636  Pycharm debugger, view as array option
  1,636  Matplotlib: Colorize grayscale image using another image
  1,636  How to plot two specific columns from a csv file in python
  1,636  How can I send a byte-object over a pipe in python?
  1,636  Cython optimization
  1,636  Accessing every second row in matrix and save it to a new matrix, Python
  1,635  NumPy: iterate over outer dimension of numpy array using nditer
  1,635  np.isnan() == False, but np.isnan() is not False
  1,635  How to read the data of a raw image in python - approach
  1,635  How to copy numpy array values at certain indices
  1,635  How to accumulate unique sum of columns across pandas index
  1,635  2d surface plot in matplotlib with an irregullar data grid
  1,634  Using itertools to create numpy array
  1,634  Python Numpy recarray sort bidirectional
  1,634  How to compute cophenetic correlation from the linkage matrix output by fastcluster's memory saving hierarchical clustering method?
  1,634  fill off diagonal of numpy array fails
  1,633  Row Sum of a dot product for huge matrix in python
  1,633  numpy#genfromtxt raise an IOError while the txt file is empty
  1,633  IndexError: list index out of range // numpy?
  1,633  Detection of leaf on unpredictable background
  1,633  Count number of clusters of non-zero values in Python?
  1,633  Add Offset to Indices of Numpy Array
  1,632  Plotting simple graph python, from txt file
  1,632  pip3 install matplotlib fails with Command ''python egg_info'' failed with error code 1 Mac OS X
  1,632  Panda load csv string to float
  1,632  Obtaining Polynomial Regression Stats in Numpy
  1,632  numpy.equal with string values
  1,632  Numpy, a 2 rows 1 column file, loadtxt() returns 1row 2 columns
  1,631  Unable to crop away transparency, Neither PIL getbbox() nor Numpy are working
  1,631  RuntimeError: Attempted to use a closed Session in tflearn
  1,631  python pandas column conditional on two other column values
  1,631  Python3 Scipy: Desired error not necessarily achieved due to precision loss
  1,631  how to speed up nested loops in Python
  1,631  Get a hashable numpy memory view
  1,630  Speed up Pandas filtering
  1,630  importing NumPy in Parallel Python
  1,629  Segment Line Intersection algorithm in Numpy
  1,629  Python Solving System Of Equations For Variable On Both Sides Of Equality
  1,629  numpy save/load corrupting an array
  1,629  Inverse Transform ValueError: operands could not be broadcast together with shapes
  1,629  Installing numpy from
  1,629  How to suppress ''Future warning'' tensorflow?
  1,629  How to paint pandas scatter matrix?
  1,629  How to measure the quality of a best fit line in Python? [duplicate]
  1,629  Extending numpy mask
  1,629  Cython: Proper way to declare an unsigned int
  1,628  Setting value of numpy array based on multiple criteria
  1,628  Renaming single index in Pandas
  1,628  how does numpy.linalg.norm ord=2 work?
  1,628  Get a column of probability values for a certain class in python/sklearn
  1,628  Curve fitting in Python using scipy
  1,628  AttributeError: 'module' object has no attribute 'RLock'` [duplicate]
  1,627  Using Numpy Array to Create Unique Array
  1,627  Repeating rows in a pandas dataframe
  1,627  numpy arange with multiple intervals
  1,627  K-Means clustering multidimensional data with a heatmap
  1,627  How to count rows in a data frame in Pandas conditionally against values in another column of the same data frame?
  1,626  Why does pandas convert unsigned int greater than 2**63-1 to objects?
  1,626  Why does numpy have a corresponding function for many ndarray methods?
  1,626  Python - split numpy array into unequally sized parts
  1,626  PEP-484 Type Annotations with own types
  1,626  numpy boolean indexing multiple conditions
  1,626  How to calculate moving average of NumPy array with varying window sizes defined by an array of indices?
  1,626  Count number of unique colours in image [duplicate]
  1,626  Could not convert string to float using dtype in nparray
  1,626  convert array of tuples to 2 dimensional array
  1,625  Python/numpy: Most efficient way to sum n elements of an array, so that each output element is the sum of the previous n input elements?
  1,625  Numpy: subtract matrix from all elements of another matrix without loop
  1,625  numpy matrix multiplication
  1,625  how to write the scipy.optimize.minimize()'s parameter
  1,624  use variables as key names when using numpy savez
  1,624  Storing these vectors but which data structure to use in Python
  1,624  Python, finding all local maxima of array, adjusting for flaws in measurement
  1,624  How calculate the Error for trapezoidal rule if I only have data? (Python)
  1,624  Eigenvector normalization in numpy
  1,624  Creating a list of many ndarrays (different size) in python
  1,624  Can a numpy array be compared to an integer?
  1,623  Python: Comparing all elements of two arrays and modifying 2nd array
  1,623  Put numpy arrays split with np.split() back together
  1,623  Numpy/Scipy pinv and pinv2 behave differently
  1,623  Numpy fancy indexing and assignment
  1,623  How do you create a 3D array (data cube) in python?
  1,623  Efficient identification of adjacent elements in numpy matrix
  1,622  scipy.integrate.quad on functions returning numpy arrays
  1,622  MemoryError during Fast Fourier Transform on an image using NumPy arrays under Windows
  1,622  Install python libraries using shell script
  1,622  Find a nodes 8 neighbors on a 2D grid
  1,622  Error when using Pandas pivot_table with margins=True
  1,622  Creating greyscale video using Python, OpenCV, and numpy arrays
  1,622  Converting data from a csv file into numpy array issue
  1,621  RGB to XYZ in Scikit-Image
  1,621  Preventing Numpy from Generating NaNs [closed]
  1,621  Fastest way to create a numpy array from text file
  1,621  creating an numpy matrix with a lag
  1,621  Change dtype for particular values in numpy array?
  1,620  Use of numpy fromfunction
  1,620  'tuple' object has no attribute 'reshape'
  1,620  Numpy flipped coordinate system
  1,619  MemoryError in IPython (using Windows)
  1,619  Match Matlab hist() with Numpy histogram()
  1,619  Efficient way of inputting large raster data into PyTables
  1,618  Scipy.minimize - ''TypeError: numpy.float64' object is not callable running''
  1,618  Large memory usage of scipy.sparse.csr_matrix.toarray()
  1,617  Set matplotlib grid ticks based on specific dates
  1,617  Numpy Array Rank All Elements
  1,617  How to solve the polynomial eigenvalue in python?
  1,617  How to add a 2D matrix to another 3D matrix in python?
  1,617  Efficient math ops on small arrays in python with cython
  1,617  discrete array integration numpy
  1,617  compare tuple with tuples in numpy array
  1,616  TensorFlow: ValueError: setting an array element with a sequence doesn't work even though I'm using numpy arrays
  1,616  Sci-kit Learn PLS SVD and cross validation
  1,616  Python -  Mean and Standard Deviation over groups of columns
  1,616  nearest intersection point to many lines in python
  1,616  Multi-dimensional indexing in Numpy
  1,616  Integrate a function with each element of numpy arrays as limit of integration
  1,616  How to replicate array to specific length array
  1,616  How to make a list of numpy arrays all have the same shape?
  1,616  How to add only to diagonals of array in Python?
  1,616  How do I find the values in my numpy array that are NaN/infinity/too large for dtype('float64')?
  1,616  how can I get python's np.savetxt to save each iteration of a loop in a different column?
  1,615  Why do I get AttributeError: 'numpy.ndarray' object has no attribute 'replace' in python?
  1,615  ValueError: could not convert string to float: '62,6'
  1,615  numpy random shuffle by row independently
  1,615  Numpy dot() and array casting performace optimization
  1,615  included numbers in numpy arange [duplicate]
  1,615  efficiently find bit positions in binary strings in a numpy array
  1,615  Cumulative product using Numpy or Scipy
  1,614  Stack a square DataFrame to only keep the upper/lower triangle
  1,614  read multiple data file into multiple arrays python
  1,614  numpy weighted average for calculating weighted mean squared error
  1,614  I want to find the Covariance between 1 column with all the other columns in a dataframe in pandas
  1,614  I am getting error with
  1,614  have local numpy override global
  1,614  Create minutely date_time range using Pandas
  1,614  Conda forcing numpy and scipy to downgrade from openblas to non-working mkl version
  1,613  Slow and smooth drawing lines python matplotlib
  1,613  numpy.interp & masked arrays
  1,613  How to create a diagonal multi-dimensional (ie greater than 2) in numpy
  1,613  How do I solve for x with a known function in equation using numpy/scipy?
  1,613  Fastest way to solve least square for overdetermined system
  1,613  Detrend or Filter a sawtooth signal (Python)
  1,612  Slice border of 2D numpy array by integer value
  1,612  Scipy installation on Python3
  1,612  Python: Multi variable nonlinear fitting like matlabs nlinfit
  1,612  Permutation of values on numpy array/matrix
  1,612  numpy fromfile and structured arrays
  1,612  Function For Column-wise correlations?
  1,612  Error when importing PyLab on 64 - bit windows and Python
  1,612  divide by arrays containing zeros, python
  1,612  Determine if determinant is exactly zero
  1,612  Can't get canvas to draw fig in matplotlib
  1,611  Splitting arrays in RDD partitions in Pyspark
  1,611  scipy.optimize.leastsq calls objective function with NaN
  1,611  Numpy binary matrix - get rows and columns of True elements
  1,611  in NumPy, how to insert an array into another array
  1,611  Error using numpy.loadtxt
  1,611  Calculating cosine similarity across column in pandas
  1,610  scipy convolve2d outputs wrong values
  1,610  Performing math.sqrt on numpy structured array column
  1,610  Numpy multiplying different shapes
  1,610  numpy Matrix Multiplication Simplification - is it possible?
  1,610  NumPy C-API: convert type object to type number
  1,609  Why can't I change numpy's array?
  1,609  python slicing multi-demnsional array
  1,609  Python replace zeros in matrix with 'circle' of ones
  1,609  mean and stddev of non-zero columns of dataframe
  1,609  How to create a linearspace of timestamps in python?
  1,609  How do I fill two (or more) numpy arrays from a single iterable of tuples?
  1,609  Copy Numpy array to a memoryview
  1,609  center of mass for ROI in python
  1,609  Can I compile numpy & scipy as eggs for free on Windows32?
  1,608  Streaming multiple numpy arrays to a file
  1,608  Read first N lines using readlines [duplicate]
  1,608  Numpy: convert index in one dimension into many dimensions
  1,608  how to write .npy file to s3 directly?
  1,608  How to store multiple numpy 1d arrays with different lengths and print it
  1,608  How to Remove Rows from Pandas Data Frame that Contains any String in a Particular Column
  1,608  Howto make numpy ndarray.tobytes() return bytes in python 2.7
  1,608  how do I check that two slices of numpy arrays are the same (or overlapping)?
  1,608  Finding standard deviations along x and y in 2D numpy array
  1,608  Fast performance array processing in Numpy/Python
  1,608  Can't import numpy into embedded ironpython engine
  1,608  calculation of residuals with numpy lstsq
  1,607  Numpy: Multiprocessing a matrix multiplication with pool
  1,607  How to subclass a subclass of numpy.ndarray
  1,607  How to check a condition for each row in Pandas
  1,607  Get all possible combinations of rows in a matrix
  1,607  Find first element of numpy ndarray of unknown shape [duplicate]
  1,606  What is the standard way for writing default values in a python docstring?
  1,605  split a numpy array both horizontally and vertically
  1,605  python pandas groupby for first date
  1,605  Performance between C-contiguous and Fortran-contiguous array operations
  1,605  Passing list to array
  1,605  numpy.mean precision for large arrays
  1,605  NumPy Array Copy-On-Write
  1,605  Get consecutive ratios of elements python
  1,605  Fast sampling without replacement in numpy [duplicate]
  1,604  segfault using numpy's lapack_lite with multiprocessing on osx, not linux
  1,604  python - 'the truth value of an array with more than one element is ambiguous' - what truth value?
  1,604  Python: Numpy tile in the 3rd dimension
  1,604  Iterating over a numpy array with enumerate like function
  1,604  How to iterate through a numpy array and select neighboring cells
  1,604  Can i upload a table to an array in Python Numpy?
  1,603  Why does importing 'comb' from scipy fail when using numpy 1.13.3?
  1,603  Which one is which between column slicing and row slicing?
  1,603  Speed up structured NumPy array
  1,603  parallel dask for loop slower than regular loop?
  1,602  Python, generate pair of distinct random numbers
  1,602  pandas dataframe to excel with win32 : numpy datatype error
  1,602  Integral function of a interpolating polynomial in python
  1,602  How to reshape only last dimensions in numpy?
  1,602  How to find the location of the rightmost black pixel
  1,601  Why do I get 'numpy.ndarray' object has no attribute 'convert'?
  1,601  Why can't I create a numpy array like this: array([1, 2], 3)
  1,601  using numpy percentile on binned data
  1,601  Summing positive and negative elements from two NumPy arrays
  1,600  Using PIL to open an image with a palette and save that image with the same palette
  1,600  using numpy arrays and ctypes for OpenGL calls in Pyglet
  1,600  monte carlo simulation of protein structure and grid
  1,599  Selecting multiple elements from an 2d array using a 1d array in numpy
  1,599  Python numpy savetxt not saving: ''tuple index out of range''
  1,599  Operations between two dataframes or equivalently between two multidimensional arrays
  1,599  numpy.where() function throws a FutureWarning, returns scalar instead of list
  1,599  Append Python 3D Numpy Array
  1,598  ParameterError: data must be of type numpy.ndarray (While Using Librosa)
  1,598  Numpy: using np.mean in 3 dimensions
  1,598  negating np.isnan in np.where
  1,598  I do not understand result obtains for Q1 and Q3 with np.boxplot
  1,598  How to replace values in pandas data frame according to a function
  1,598  How to apply salt and pepper noise to only specific part of the image using python?
  1,598  AWS Lambda and python numpy module
  1,597  Why does saving an image with OpenCV result in a black image?
  1,597  Numpy: Sum clumps of rows
  1,597  Has the DataFrame object from pandas superceded the other alternatives for heterogeneous data types?
  1,596  Split pandas string column into an array and match that array to another array
  1,596  Rolling mean, returning nan in dataframe pandas python
  1,596  Replace empty string with with np.nan but got 'NaN'
  1,596  OSError: [Errno 22] Invalid argument,Error saving animation to file
  1,596  object arrays are not currently supported
  1,596  Numpy/Python performing vs. Matlab
  1,596  numpy histogram with 3 variables
  1,596  KDE fails with two points?
  1,595  python numpy set elements of list by condition
  1,595  python jagged array operation efficiency
  1,595  Python: Fastest Way to Traverse 2-D Array
  1,595  is there no option for step size in pandas.DataFrame.rolling? is there another function that will do this for me?
  1,595  How to access the adjacent cells of each elements of matrix in python?
  1,595  How can I implement deconvolution layer for a CNN in numpy?
  1,595  Compute the percentage values with respect to 2 numpy array
  1,594  Python matrix problems
  1,594  Python - add 1D-array as column of 2D
  1,594  Preserve custom attributes when pickling subclass of numpy array
  1,594  Numpy : Calculating the average of values between two indices
  1,594  Numpy array from cStringIO object and avoiding copies
  1,594  Dividing a square into N smaller squares and finding center coordinates of the N smaller squares
  1,593  Trying to install pymc on Anaconda(python) in Windows 7 and getting weird error?
  1,593  Reshape for array multiplication/division in python
  1,593  Pandas value counts save output to file
  1,593  Numpy C++: How to iterate over PyArrayObject without a segfault
  1,593  How to delete few top rows and last row from a CSV file using python
  1,593  How can I select n items and skip m from ndarray in python?
  1,593  Convert Numpy array to image
  1,593  Appending numpy arrays into a text file
  1,592  Working with binary PNG images in PIL/pillow
  1,592  Sum of negative elements in each column of a NumPy array
  1,592  Softmax of a large number errors out
  1,592  Reshaping a numpy  array
  1,592  Python particles simulator: out-of-core processing
  1,592  How to properly define vector function for scipy's curve_fit
  1,592  how to pass from numpy matrix to numpy array?
  1,592  Embedding python + numpy code into C++ dll callback
  1,592  Doing model selection in python / scipy
  1,591  Simple fat-tailed log-binning
  1,591  Scipy: poisson fit not working on particular data set
  1,591  Python/Numpy/Scipy - Converting string to mathematical function
  1,591  How to shuffle groups of rows of a Pandas dataframe?
  1,591  How to best perform a surface integral over 2D point data?
  1,591  AttributeError: 'str' object has no attribute '_ptr' in Numba @autojit function
  1,590  ValueError taking dot product of two sparse matrices in SciPy
  1,590  Use 2D matrix as indexes for a 3D matrix in numpy?
  1,590  Successfully installed numpy and pandas, but cannot call pandas in Python Shell
  1,590  scipy.sparse __add__ method being called when adding to a regular numpy ndarray?
  1,590  How to convert sRGB to NV12 format using NumPy?
  1,590  Fast way to generate samples with np.random.choice()? [duplicate]
  1,590  composing numpy array with strides
  1,590  Apply colored overlay over a colored rgb image with some transparency in Skimage
  1,589  Why np.load() couldn't read my ndarray data in pickled file?
  1,589  Python: is the garbage collector run before a MemoryError is raised?
  1,588  Vectorizer object toArray(), Array is Too Large Error
  1,588  Pass coordinates of 2D Numpy pixel array to distance function
  1,588  Getting quantiles from a beta distribution using python
  1,588  Definitive way to parse alphanumeric CSVs in Python with scipy/numpy
  1,587  Memory-efficient way to generate a large numpy array containing random boolean values
  1,587  how to replace a value with a string in an array with python
  1,587  How to append or concatenate 'n' numpy arrays?
  1,587  Extracting values from last dimension of 3D numpy array
  1,587  Applying a 2D numpy mask to grayscale image
  1,587  Alternative to scipy.cluster.hierarchy.cut_tree()
  1,586  The axis argument to unique is not supported for dtype object
  1,586  How to get number of Frames(or Samples) per sec or ms in a audio (.wav or .mp3) file?
  1,586  How do you extract time-domain amplitudes from real signal with python FFT tools?
  1,586  How can I select data from a table with specific attribute with pandas?
  1,586  High-dimensional data structure in Python
  1,586  'float' object has no attribute 'split'
  1,585  Python efficient vectorization for Monte Carlo based Pi calculation
  1,585  Pyinstaller .exe cannot find _tiffile module - Loading of some compressed images will be very slow
  1,585  Plotting numpy rfft
  1,585  Matlab spline function in python
  1,584  zip two values from the dictionary in Python
  1,584  Windows: Numpy mkl_intel_thread.dll
  1,584  Solve linear system in Python without NumPy
  1,584  Python, numpy, einsum multiply a stack of matrices
  1,584  Generate and fill 2 dimensional array with Numpy
  1,583  Using np.argpartition to index values in a multidimensional array
  1,583  sqrt for element-wise sparse matrix
  1,583  Plot decision tree over dataset in scikit-learn
  1,583  PCA Analysis and Plotting with Python [duplicate]
  1,583  Numpy sum between pairs of indices in 2d array
  1,583  Infinite recursion when implementing power method in R
  1,583  How to calculate how many standard deviations a number is from the mean?
  1,583  Create sparse RDD from scipy sparse matrix
  1,583  Converting numpy array to cv:Mat in Opencv 3
  1,582  Numpy 2d set diff
  1,582  How to concatenate two numpy arrays in hdf5 format?
  1,581  Speed up Pandas cummin/cummax
  1,581  Python: Find number of occurrences of given array within two-dimensional array
  1,581  pip install numpy ### Warning: Using unoptimized lapack ###
  1,581  ImportError:  ... /lib64/python2.7/site-packages/scipy/special/ undefined symbol: npy_exp
  1,581  Fastest way to compare every element with every other in np array of strings
  1,580  Use Python SciPy to compute the Rodrigues formula P_n(x) (Legendre polynomials)
  1,580  Rescale Python Array with user-defined min and max
  1,580  Pivot tables using pandas
  1,580  Merging 1D arrays into a 2D array
  1,580  Detect whether a pixel is red or not
  1,579  using numpy.memmap to map a device file
  1,579  Portable/fast way to obtain a pointer to Numpy/Numpypy data
  1,579  NumPy vs MATLAB
  1,579  NumPy sum one array based on values in another array for each matching element in 3rd array
  1,579  Iterate across arbitrary dimension in numpy
  1,579  How to quickly convert a returned Python-in-Lua numpy array into a Lua Torch Tensor?
  1,579  How to assign values to a numpy array as a function of index?
  1,579  How do I install scipy & its optimization module (using Python 2.7.10)
  1,579  Find the intersection of two tensors. Return the sorted, unique values that are in both of the input tensors
  1,579  Can't import NumPy on Mountain Lion
  1,578  'Tiling' a 2d array using numpy
  1,578  Masking and then pasting two images in python
  1,578  Install Numeric (old numpy) and old version of Python (e.g. Py 2.4)
  1,578  How to weigh a function with 2 variables with a Gaussian distribution in python?
  1,578  Finding 2 largest eigenvalues of large-sparse matrix in Python [closed]
  1,577  Python using custom color in plot
  1,577  Problems with OpenGL 4 VBOs and Numpy arrays, Pyglet/Python
  1,577  How to create a pandas dataframe with a column as array
  1,577  cx_freeze fails to build numpy executable
  1,576  Python - Find K max values in each row of one matrix and compare to binary matrix
  1,576  Multiple legends and multiple colors/shapes matplotlib
  1,576  Invalid Syntax when plotting a plot in python [closed]
  1,576  How to ignore zeros when calculating correlations between columns for sparse matrix in scipy
  1,576  How to get lookback moving average of a timeseries with window based on date in numpy?
  1,576  different results for PCA, truncated_svd and svds on numpy and sklearn
  1,576  A 3-D grid of regularly spaced points
  1,575  Plotting contour lines that show percentage of particles
  1,575  Outer product of each column of a 2D array to form a 3D array - NumPy
  1,575  Numpy index out of range error
  1,575  Compare rows of 2 pandas data frames by column and keep bigger and sum
  1,575  Adding elements to numpy 1D array
  1,574  Inconsistent shape between the condition and the input while using seaborn
  1,574  How to resolve No module named 'hmmlearn' error in Jupyter Notebook
  1,574  how to apply functions to grouped dataframes in Python pandas?
  1,574  Generating numpy arrays for scikit linear regression model
  1,574  can't compare datetime.datetime to numpy.ndarray
  1,573  Return rows and columns from a 2d array using values from a 1d array in Numpy
  1,573  Replace boolean values with integers in numPy array
  1,573  Read textfile into numpy array
  1,573  I need to linearly interpolate a numpy array of dimension nx3x3
  1,573  How to initialize NumPy array with different default value for each column?
  1,573  Comparison of two NumPy arrays without order
  1,572  Python 3D interpolation speedup
  1,572  NumPy: mismatch in size of old and new data-descriptor
  1,572  how add label in column for numpy array
  1,572  Getting error: ufunc 'subtract' did not contain a loop with signature matching types dtype('<U32') dtype('<U32') dtype('<U32')
  1,572  Compiling SWIG wrapper for python in Windows
  1,571  Why should I give `savetxt` a file opened in binary rather than text mode?
  1,571  What is the equivalent of matlab's smooth3 function in python?
  1,571  Slow loading of large NumPy datasets
  1,571  orientation of normal surface/vertex vectors
  1,571  Numpy: Multiply several columns with one column [duplicate]
  1,571  How to run a .py module?
  1,571  Given a 2D numpy array of real numbers, how to generate an image depicting the intensity of each number?
  1,571  Fit bipolar sigmoid python
  1,570  ''Merging'' numpy arrays together with a common dimension [duplicate]
  1,570  How to get temperatures from a heat map of a video using python opencv
  1,570  How to add regularization in Scipy Linear Programming (Non-negative Least-Squares)
  1,570  h5py returning unexpected results in indexing
  1,569  Storing string in numpy matrix
  1,569  Scipy/Pylab error.. Expected in: dynamic lookup?
  1,569  numpy random.choice elements that are not selected
  1,569  Merging rows in numpy to form new array
  1,569  Efficient two dimensional numpy array statistics
  1,568  Plotting pcolormesh with a bunch of 2-d arrays with different color
  1,568  Plotting a histogram given bin endpoints and values
  1,568  Numpy error: operands could not be broadcast together with shapes 1
  1,568  ICA online learning for large dataset in scikit
  1,568  Fitting data to a polynomial curve with Python/Numpy
  1,567  python: invalid value encountered in true_divide - but where?
  1,567  How do I split a dataset into training, test, and cross validation sets?
  1,567  ERROR: IndexError: 0-d arrays can't be indexed [scipy.integrate.quadrature]
  1,566  Volume of irregular polyhedron
  1,566  TypeError with accessing to coo_matrix by index
  1,566  Python Numpy: Random number in a loop
  1,566  Installing NumPy on Fedora 24 with pip
  1,566  import numpy as np versus from numpy import
  1,566  Fitting a distribution to data: how to penalize ''bad'' parameter estimates?
  1,566  Display a image with imshow to be behind another plot in matplotlib
  1,565  ValueError: `class_weight` must contain all classes in the data. The classes {1, 2, 3} exist in the data but not in `class_weight`
  1,565  Text Feature Extraction using scikit-learn
  1,565  Plotting class with different marker python
  1,565  numpy.searchsorted in a multidimensional array
  1,565  Numpy np.einsum array multiplication using multiple cores
  1,565  numpy 1.13 MaskedArrayFutureWarning: setting an item on a masked array which has a shared mask will not copy the mask
  1,565  np.where multiple logical statements pandas
  1,565  Error linspace() got an unexpected keyword argument 'dtype' only in windows
  1,565  Cython to accelerate loops with array broadcast
  1,565  Correlation coefficient between a 2D and a 3D array - NumPy/Python
  1,564  time values in numpy array to array of datetimes
  1,564  Reading CSV file using numpy in python 2.7
  1,564  Python: Mesh a voxels assembly to compute the surface area
  1,564  How to solve an 1-parameter equation using Python (scipy/numpy?)
  1,564  Fit a Gaussian to measured peak
  1,564  Elementwise logical checks using numpy arrays
  1,564  Can I create a Python Numpy ufunc from an unbound member method?
  1,563  ValueError: Expected 2D array, got 1D array instead
  1,563  pyspark | transforming list of numpy arrays into columns in dataframe
  1,563  Plot diagram in Pandas from CSV without headers
  1,563  operands could not be broadcast together with shapes (780,1080) (780,1080,3)
  1,563  Convert SVG to numpy array
  1,563  Converting a 1D numpy array to a list of lists
  1,563  Compute numpy array pairwise Euclidean distance except with self
  1,563  Bar chart matplotlib based on array of 8 rows with 5 values each
  1,562  What is wrong with ''numpy concatenate''?
  1,562  What is this import_umath function?
  1,562  Sorting a 2D numpy array on to the proximity of each element to a certain point
  1,562  Mask numpy array using intervals
  1,562  Inverted order of numpy array gradient and matplotlib quiver
  1,562  How to find closest point to grid values
  1,562  How can I zero the intercept in a multivariate regression using python?
  1,562  Dataframe into numpy array with values comma seperated
  1,561  Sort a numpy matrix based on its diagonal
  1,561  Save structured numpy array using np.savetxt with header
  1,561  read CSV file into pandas DataFrame, and build datetime index from multiple columns
  1,561  Python — How can I find the square matrix of a lower triangular numpy matrix? (with a symmetrical upper triangle)
  1,561  Numpy: Assignment and Indexing as Matlab
  1,561  How to check convergence for series with two indices using sympy or numpy
  1,561  How to apply piecewise linear fit for a line with both positive and negative slopes in Python?
  1,561  Converting bytes read from a file using numpy fromfile to unicode in Python 3
  1,561  Capturing Image from web cam in Python
  1,560  How to implement ReLU in place of the Sigmoid Function
  1,560  good numerical solution for LDA transformation
  1,560  create_dataset error- Object dtype dtype('O') has no native HDF5 equivalent
  1,560  Common elements between two lists of lists (intersection of nested lists) [duplicate]
  1,559  np.loadtxt() How to load every other line from txt file? Python
  1,558  shape mismatch: value array of shape (2,) could not be broadcast to indexing result of shape (1,)
  1,558  build recent numpy on recent ubuntu
  1,557  python doesn't use updated pip scipy package
  1,557  How to convert the numpy.ndarray to a cv::Mat using Python/C API?
  1,557  Fast search for the coordinates of the maximum value in a gaussian kernel
  1,557  Calculate PCA using numpy
  1,556  virtualenv : pip doesn't install inside the environment
  1,556  Pythonic way to calculate offsets of an array
  1,556  2D Gabor Wavelet transform of an Image in Python/Opencv
  1,555  Why is Scipy's ndimage.map_coordinates returning no values or wrong results for some arrays?
  1,555  Numpy import fails when embedding python in c
  1,555  How to insert (change values) matrix in matrix? Python (numpy)
  1,555  Count number of trues in a numpy array in each row?
  1,555  Array Assignment in numpy / : colon equivalent
  1,555  Affinity Matrix Calculation using Numpy
  1,554  Taking a tensor product in python numpy without performing a sum
  1,554  Plotting Dates from Numpy Array Problems
  1,554  numpy/pandas: How to convert a series of strings of zeros and ones into a matrix
  1,554  Numpy package for ''python 2.7.8 and pyscripter 2.5.3'' (64 bit windows 7)
  1,554  Matlab's Inline function in Python
  1,554  How to use statsmodels to fit data
  1,554  Have pointer to data. Need Numpy array in Fortran order. Want to use Cython
  1,553  Why does np.full raise a FutureWarning?
  1,553  numpy array - unravel_index of argmax v. argmax of sum
  1,553  Get SQL headers from Numpy Array in python
  1,553  For an array a and b in Python, what is the code a[b[0:2]] is actually trying to do?
  1,552  TensorFlow - Setting the shape of an image while reading and writing a TFRecords file?
  1,552  python ctypes - passing numpy array - odd output
  1,552  plot bifurcation diagram in python using Sympy
  1,552  Pandas fillna values with numpy array
  1,552  Keras model input shape wrong
  1,552  Error while trying to import scipy.stats: No module named dual
  1,552  Differences in importing modules/subpackages of numpy and Scipy packages
  1,551  t-distribution in Python
  1,551  Selecting columns from a pandas dataframe based on row conditions
  1,551  Python: numpy.interp giving curved line
  1,551  ppf function missing from t
  1,550  (Some function) is not defined with SymPy Lambdify
  1,550  manhattan distances
  1,550  How to compare two arrays of arrays 'array-elementwise' in Numpy?
  1,549  TypeError: unsupported operand type(s) for +: 'int' and 'list' when using numpy
  1,549  Sorting numpy array in the same manner as sorted(, key=)
  1,549  Divide an array by the sum of all values - Python
  1,549  Different functions for calculating phase/argument of complex numbers
  1,549  Appending rows to a NumPy array
  1,548  Sort alphanumeric strings in numpy matrix
  1,548  Scipy Sparse: Singular Matrix Warning after SciPy/NumPy Update
  1,548  numpy.loadtxt does not read file with complex numbers
  1,548  How to divide data into 10 folds and save in an array in Python
  1,547  Transforming data for kmeans and PCA
  1,547  How to find unique vectors of a 2d array over a particular axis in a vectorized manner?
  1,547  Convert to Web Mercator With Numpy
  1,547  Converting Python / Numpy Code to Cython - issue with arrays - buffer types only allowed as function local variables?
  1,546  eigenvectors from numpy.eig not orthogonal
  1,546  Binding C array to Numpy array without copying
  1,545  How to permutate rows in sparse (Numpy) matrix efficiently using permutation array?
  1,545  How do I speed up fractal generation with numpy arrays?
  1,545  How does one implement a subsampled RBF (Radial Basis Function) in Numpy?
  1,545  Gamma CDF and inverse CDF not producing compliment values
  1,545  Do we need to close a file using open in python? [duplicate]
  1,544  Why is scipy.sparse.linalg.eigsh giving the wrong answer?
  1,544  Why does numpy say this matrix is singular *sometimes*?
  1,544  ValueError: could not broadcast input array from shape (256,340,3) into shape (256,340,30)
  1,544  In Pandas, how can I count consecutive positive and negatives in a row?
  1,544  Frequency Response:Matlab Vs Python
  1,544  contour plot with python loop and matplotlib
  1,544  Build confusion matrix from two vector
  1,543  sympy error - AttributeError: sqrt
  1,543  Setting convergence criteria for scipy.optimize.fmin (and others)
  1,543  Sending process to different nodes with mpi4py
  1,543  Select 'some' random points from numpy array
  1,543  scikit learn imputing values other than NaN
  1,543  Read ints from .txt file into numpy array
  1,543  Python combine rows from different files into one data file
  1,543  Need to add column names to numpy array
  1,543  Interpolate between rows or columns of a Numpy array
  1,543  Importing a Text File with dates, times and data points and plotting into Matplotlib [duplicate]
  1,543  How to spot gaps between pandas dataframe indexes?
  1,543  Dataframe column of arrays to numpy array
  1,543  Convert elements in a tensorflow array using a dictionary
  1,542  How to check if a list of numpy arrays contains a given test array?
  1,542  Creating a Three Dimensional Matrix structure and writing in mat file in Python
  1,541  What is the use of bincount() method from numpy?
  1,541  Random walk series between start-end values and within minimum/maximum limits
  1,541  Python NumPy log2 vs MATLAB
  1,541  Python - Efficient way to find the largest area of a specific value in a 2D numpy array
  1,541  Numpy (or scipy) frequency count along columns in 2D array [duplicate]
  1,541  numpy multidimensional (3d) matrix multiplication
  1,541  matrix product with
  1,541  Is there a way to return same length arrays in numpy.hist?
  1,540  Numba gives: ' TypingError: %r not allowed in a homogenous sequence'
  1,540  Indexing numpy array by a numpy array of coordinates
  1,540  genfromtxt and numpy
  1,540  Fitting Data to a Square-root or Logarithmic Function [duplicate]
  1,540  Differentiating a product with an unknown function - sympy
  1,540  Create 2D array with python 2.7 and numpy [duplicate]
  1,540  Call Pandas Dataframe Functions from a string
  1,539  python syntax for functions with multiple return values: using fsolve
  1,539  Ploting a spectrogram of a pure sinus with matplotlib
  1,539  Multiplying Block Matrices in Numpy
  1,539  How to solve symbolic equation system in Python?
  1,539  How to preserve column names while importing data using numpy?
  1,539  How to mask numpy structured array on multiple columns?
  1,539  How can I vertically concatenate 1x2 arrays in numpy?
  1,539  Adding one month to datetime64 with timedelta
  1,538  Time Delay Embedding of Time Series in Python
  1,538  Threading error using Atlas in numpy under Linux
  1,538  Show grid lines over image in pyqtgraph
  1,538  Python read if image pixel is black or white
  1,538  Numpy: mean calculation results in nan values
  1,538  Linear interpolation with interp1d performance issues with large datasets python (scipy)
  1,538  Find peak location in 2-d array
  1,538  Error installing numpy using pip to Python 2.7.9 in cmd prompt
  1,538  Efficiently sum a small numpy array, broadcast across a ginormous numpy array?
  1,538  Create adjacency matrix in python from csv dataset
  1,537  why is row indexing of scipy csr matrices slower compared to numpy arrays
  1,537  TypeError: 'numpy.int64' object is not iterable and appear two columns instead of 1
  1,537  Pandas rolling window multiple columns
  1,537  Numpy only way to read text file and keep comments
  1,537  Numpy - Dot Product of a Vector of Matrices with a Vector of Scalars
  1,537  Fill Bounding Boxes in 2D array
  1,536  Wrapping C++ and CUDA in Python
  1,536  Why is TensorFlow matmul() much slower than NumPy multiply()?
  1,536  Python version of ismember with 'rows' and index
  1,536  Numpy array slice using tuple
  1,536  How to slice a numpy.ndarray made up of numpy.void numbers?
  1,536  calculating means from csv with python's numpy
  1,535  Python Numpy 2-dimensional array iteration
  1,535  numpy logical_and: unexpected behaviour
  1,535  Keep python operations in binary
  1,535  Exponentiation a matrix by itself N times?
  1,535  Efficient numpy argsort with condition while maintaining original indices
  1,535  Attach two 3d numpy arrays in Python
  1,534  Tensorflow - ValueError: Cannot feed value of shape (128,) for Tensor 'Placeholder_142:0', which has shape '(?, 3433)
  1,534  Selecting positive certain values from a 2D array in Python
  1,534  Numpy __array_prepare__ error
  1,534  Eliminate for-loop in Python and Numpy construct
  1,534  Elegant way to check empty result of numpy.nonzero
  1,534  AttributeError: 'bool' object has no attribute 'all' when searching for a smaller image within a screenshot
  1,533  ''shape mismatch'' error using numpy in python
  1,533  Python Error: Using matplotlib: Truth value of an array with more than one element is ambiguous. Use a.any() or a.all()
  1,533  Permuting numpy's 2d array indexes
  1,533  numpy slice assignment
  1,533  Multiprocessing shared variable not updating
  1,533  More numpy way of iterating through the 'orthogonal' diagonals of a 2D array
  1,533  How to use numpy in the Programmable Filter in ParaView
  1,533  Finding a matching row in a numpy matrix
  1,532  Transpose 3D Numpy Array
  1,532  NumPy: matrix by vector multiplication
  1,532  how to read csv file and apply it to tensor flow
  1,532  How do I load an image stored as a string into a numpy array?
  1,532  How can I convert numpy ndarray to a list of tuples efficiently?
  1,532  Find global minimum for discrete function
  1,532  Calculate the angle between the rows of two matrices in numpy
  1,531  Re-assign column values in a pandas df
  1,531  Python/Numpy What's it called / how do you represent that operation where you multiply each element of two vectors?
  1,531  Python 2d-histogram success rate per bin
  1,531  Memory leak in Python extension when array is created with PyArray_SimpleNewFromData() and returned
  1,531  How to save img loaded by
  1,531  How to loop through a Pandas dataframe
  1,531  Get indices of results from scipy.pdist(myArray,metric=''jaccard'') to map back to original array?
  1,531  For every point in an array, find the closest point to it in a second array and output that index
  1,531  Cosine similarity yields 'nan' values
  1,530  Total size of numpy array
  1,530  scipy.optimize.fmin_bfgs optimization gives different result from simple function call
  1,530  Python copy.copy() vs NumPy np.copy()
  1,530  Gradient Boosting Classifier sparse matrix issue using pandas and scikit
  1,529  Using NMF for generating recommendations
  1,529  Repeated calculation between consecutive rows of pandas dataframe
  1,529  Python sum lat/lon points within geographic radius and sum to grid
  1,529  Python - Pandas - groupby and ''agg'' - set aggregate to nan when group contains a nan
  1,529  matplotlib.scatter color argument not accepting numpy array
  1,529  How to initialize NumPy structured array with different default value for each column?
  1,529  Finding the index of array in each grid cell?
  1,529  Efficiency with very large numpy arrays
  1,529  arrays of arrays in cython
  1,528  What does it mean - TypeError: only length-1 arrays can be converted to Python scalars?
  1,528  Python  -  Matplotlib user input from mouse for plotting
  1,528  Python - creating a histogram
  1,528  Numpy, multiply 3x3 array by 3x10 array? [closed]
  1,528  Get index of the element nearest to the given value [duplicate]
  1,528  Changing values on the edges of an array in NumPy
  1,527  Using scipy.optimize.curve_fit within a class
  1,527  NumPy: Check if field exists
  1,527  Numpy and static linking
  1,527  Mapping values in a numpy array
  1,527  Iterating over 2d arrays contained in 3d array in Python
  1,527  Image segmentation in Python + Processing
  1,527  Cosine Similarity
  1,527  color matplotlib map using bicubic interpolation
  1,526  preparing pandas dataframes for plotting with errorbars
  1,526  Numpy power does not allow negative values
  1,526  Indexing ndarray of variable number of dimensions
  1,526  Data is not binary and pos_label is not specified
  1,526  Can't compile Cython code - unrecognized command line option '-mno-cygwin'
  1,525  How to add a sparse row to a sparse matrix in Python?
  1,525  Can I have multiple matplotlib plot windows in python interactive mode?
  1,524  Why does linear_sum_assignment in scipy.optimize never return if one of the assignments must have a cost of Infinity?
  1,524  pandas outer product of two dataframes with same index
  1,524  numpy: split 1D array of chunks separated by nans into a list of the chunks
  1,524  Numpy Reshape Memory error
  1,524  Numpy dot product returning either a np.array or a float
  1,524  Numpy: Compare float with threshold
  1,524  Multinomial sample generation in python
  1,524  indexing/slicing a 2d numpy array using the range/arange function as the argument
  1,524  How to return numpy array from multiprocessing pool map?
  1,524  How can I create a discrete colorbar using a colormap from
  1,524  Get indices of intersecting rows of Numpy 2d Array
  1,524  Find root of numerical integration
  1,524  Fast / built-in bit-manipulation in Python/numpy?
  1,523  The result of fft in tensorflow is different from numpy
  1,523  Split by columns of 2d list into new list
  1,523  Is it possible to map a discontiuous data on disk to an array with python?
  1,523  convolution with gaussian vs gaussian filter
  1,522  Using pandas to fill gaps only, and not NaNs on the ends
  1,522  Pandas can't find dateutil.parser after Mavericks
  1,522  Efficient Double Sum of Products
  1,521  ValueError: could not convert string to float: '���'
  1,521  NumPy + BLAS + LAPACK on GPU (AMD and Nvidia)
  1,521  mapping between arrays in numpy
  1,521  Create numPy array using list comprehension
  1,520  Removing a Row with Missing Values in Numpy Array
  1,520  Python pandas, converting multiple columns of strings into time?
  1,520  Percentage of array between values
  1,520  Is it possible to implement RS flip flop truth table in Python?
  1,520  How to convert numpy array from numpy.int64 to datetime?
  1,520  Find Minimum without Zero and NaN in Pandas Dataframe
  1,520  create an x-dim array using numpy.fromfunction from a function with more than x parameters
  1,519  pyspark: Convert sparse local matrix to an RDD
  1,519  pandas: Multiply MultiIndex DataFrame with Series
  1,519  Numpy help on calculation of Angular speed of rotational body
  1,519  How to change color to specific portion of an image in opencv python?
  1,519  Fast way to calculate kernel matrix, python
  1,519  Apply numpy functions to pandas DataFrame
  1,518  sum function in python
  1,518  numpy meshgrid operations problems
  1,518  non-negative matrix factorization failing to converge
  1,518  Find nearest neighbour in a more pythonic way
  1,518  fastest way to iterate over all pixels of an image in python
  1,518  Efficient way to load file into 2d numpy array
  1,517  Tensorflow ''ValueError: setting an array element with a sequence.'' in
  1,517  Python: point on a line closest to third point
  1,517  Pandas boolean DataFrame selection ambiguity
  1,517  Filling holes in image with OpenCV or Skimage
  1,517  expanding a dataframe based on start and end columns (speed)
  1,517  Convert 'int' to pytorch 'Variable' makes problems
  1,517  Computing trimmed mean along an axis
  1,516  Solve nonlinear equation in python
  1,516  Print content and several attributes of a numpy array to a text file
  1,516  Numpy Vectorization of sliding-window operation
  1,516  numpy.correlate: Relation between full and valid
  1,516  Numpy Array to Pandas Data Frame of X Y Coordinates
  1,516 cannot open share project file in python?
  1,516  How to find memory leak with pandas
  1,516  How can I count the number of consecutive TRUEs in a DataFrame?
  1,516  Building numpy for Lion Python 2.6 with gfortran support
  1,515  Python attributes and numpy arrays
  1,515  Line removal in image captcha using Python
  1,515  Filter one array according to data in another array
  1,515  Coursera ML - Implementing regularized logistic regression cost function in python
  1,514  What does the array mean in numpy/sklearn datasets? python
  1,514  python script converting .dat to json
  1,514  loading csv column into numpy memmap (fast)
  1,514  how to convert .pts or .npy file into .ply or .h5 file?
  1,513  Quandl Error , API Invalid
  1,513  How to access Object attributes within numpy array structure
  1,513  How can I efficiently convert a 4D numpy array into a pandas DataFrame with indices as columns?
  1,513  Global Seed for Multiple Numpy Imports
  1,513  Fit gaussian integral function to data
  1,513  Cosine similarity in Theano
  1,513  Array of pointers from C++ to NumPy through Cython
  1,512  Variable size of numpy array
  1,512  Tensorflow Python has stopped working running out of memory
  1,512  Pandas: Summing arrays as as an aggregation with multiple groupby columns
  1,512  Numpy standard deviation under a mask
  1,512  Numpy. Compare all vector row in one array with every other one in the same array
  1,512  Efficient online linear regression algorithm in python
  1,512  Density estimate with large array
  1,512  Altering numpy function output array in place
  1,511  What does this parameter in numpy.zeros method mean?
  1,511  Read txt data separated by empty lines as several numpy arrays
  1,511  Numpy [ ... ,None]
  1,511  How to transform 1D Array to 2D Array with duplication [duplicate]
  1,511  Frequency counts of unique values in a numpy matrix
  1,510  Why don't np.where & np.min seem to work right with this array?
  1,510  pandas - using a for loop to append multiple columns to a dataframe
  1,510  Object is changed in Python
  1,510  How to convert a text file to a numpy file
  1,510  Error installing numpy for pypy3
  1,509  ''valid'' and ''full'' convolution using fft2 in Python
  1,509  numpy array integer indexing in more than one dimension
  1,509  how to stop pyplot from reversing the values in my x-axis
  1,509  Got error in my python code ''ValueError: Found input variables with inconsistent numbers of samples: [16, 8760]''
  1,509  Generate a three dimensional array in python by iterating through a list
  1,509  Faster method of scaling down image array in Python using numpy and pyfits
  1,509  delete last item in all rows and columns numpy.ndarray
  1,509  convert image to rgb array and convert it to CMYK array using python
  1,509  A quick example to train a model batch by batch in Tensorflow?
  1,508  Replacing part of a 2D numpy array using indexing
  1,508  Numpy function to find indices for overlapping vectors
  1,508  How do I load a list of images into an array for each channel in Numpy?
  1,507  Using KDTree.query
  1,507  Replace Cell Values in Pandas with matching ID from another dataframe
  1,507  Python fsolve does not take array of floats. How to implement it?
  1,507  Local maxima in a point cloud
  1,507  label_keys type error on DNNCLassifier Tensorflow
  1,507  Initializing numpy masked array from Python int list with None values
  1,507  Conduct DBSCAN on radian distance matrix with sklearn?
  1,506  Why is linear read-shuffled write not faster than shuffled read-linear write?
  1,506  Row-wise selection based on multiple conditions in dask?
  1,506  refine, average, round data python
  1,506  Pointer-type mismatch with PyArray_SimpleNew
  1,506  Parallelize loop over numpy rows
  1,506  how to save TfidfVectorizer and use it again?
  1,506  Determinant of Multidimensional array
  1,505  Wrong result from timedelta operation
  1,505  Splitting numpy array according bool
  1,505  Possible optimization in cython: numpy array
  1,505  numpy: Append row to a individual 3D array
  1,505  How to append a empty list within for loop in Python
  1,504  Vectorize nested for loop Python
  1,504  NumPy vectorized functions
  1,504  Multidimensional arrays in Pandas columns
  1,504  how to check a shape file polygon contains numpy meshgrid of lat and lon points
  1,504  Create a numpy array from columns of a pandas dataframe
  1,504  connecting all numpy array plot points to each other using plt.plot() from matplotlib
  1,503  Turning nested lists into a numpy array [duplicate]
  1,503  stretch, scale, or double up an array with numpy?
  1,503  Saving numpy array to a binary file
  1,503  read values from a text file using numpy loadtxt function
  1,503  Python Code - SVD with numpy
  1,503  MemoryError using numpy argsort
  1,503  MATLAB sort() vs Numpy argsort() - how to match results?
  1,503  How does numpy's argpartition work on the documentation's example?
  1,503  How can I use matrix from numpy as the input of some plotting functions in matplotlib?
  1,503  AttributeError: 'module' object has no attribute 'genfromtxt'
  1,502  Statistics of histogram created from weighted data - numpy
  1,502  Is NumPy Messing Up CX_Freeze?
  1,502  How to get column names from my numpy array?
  1,502  Fastest way to add noise to a numpy array
  1,501  TypeError: iteration over a 0-d array
  1,501  Shifting certain rows to the left in pandas dataframe
  1,501  Get indices of N maximum values in a numpy array without sorting them?
  1,501  Element wise comparison between 1D and 2D array
  1,501  Concatenating two NumPy arrays gives ''ValueError: all the input arrays must have same number of dimensions''
  1,500  ValueError: cannot reshape array of size n into shape (n,height,width)
  1,500  Python - Plotting Fourier transform from text file
  1,500  Python Merge Two Numpy Arrays Based on Condition
  1,500  Python and OpenCV: sort list of contours according to two criteria
  1,500  Issues with importing pylab on Mac OS X 10.8.3
  1,500  How to combine two datetime arrays in one datetime array?
  1,500  How does one wrap numpy array types?
  1,500  How can I manage large images in Python using OpenCV?
  1,500  AttributeError: 'module' object has no attribute 'array'
  1,499  TypeError: join() argument must be str or bytes, not 'BufferedReader'
  1,499  scipy.integrate.quad on arrays of limits
  1,499  Passing a dataframe as an an argument in apply with pandas
  1,499  Is there a python equivalent to MATLAB's conv2(h1,h2,A,'same')?
  1,499  Interpolation with Numpy - non linear method
  1,499  expected dense_1 to have shape (1,) but got array with shape (2,)
  1,499  Cosine Similarity between Query and Documents
  1,498  ValueError: How to iterate through a tuple of Boolean True/False statements?
  1,498 causing lag when called
  1,498  Plotting decision boundary Line for a binary classifier
  1,498  `numpy.mean` used with a tuple as `axis` argument: not working with a masked array
  1,498  Number of words per sentence [closed]
  1,498  No module named numpy but import works in command line
  1,498  FileNotFoundError: [Errno 2] No such file or directory: 'C:\\Users\\Bipin\\Downloads\\test.jpeg'
  1,498  Fast way to extract submatrix from numpy matrix
  1,498  Create training and test dataset in Pandas
  1,498  Converting coordinate tuple information to numpy arrays
  1,498  Add new items to some structured array in a dictionary-like way
  1,497  Zipf Distribution: How do I measure Zipf Distribution using Python / Numpy
  1,497  What's the fastest way to compare datetime in pandas?
  1,497  scipy.stats.norm for array of values
  1,497  Python NumPy: How to fill a matrix using an equation
  1,497  Performance of numpy.random.choice
  1,497  Numpy padding 4D units with all zeros
  1,497  Looping and Naming Variables in Python Bar Chart
  1,497  Importing the multiarray numpy extension module failed
  1,497  How to load a npz file in a non-lazy way?
  1,497  how to generate new points as offset with gaussian distribution for some points in spherical coordinates in python
  1,497  How resize images when those converted to numpy array
  1,497  cannot reshape array of size (x,) into shape (x,y,z,1)
  1,496  Python reading a text file into a 2D array and accessing the data
  1,496  Fitting a Sine Wave in Python with Data in a List [closed]
  1,496  Array Expansion in Python [duplicate]
  1,495  Split pandas Dataframe into n equal parts + 1
  1,495  LNK2001 error when using boost::numpy
  1,495  Iterative solving of sparse systems of linear equations with (M, N) right-hand size matrix
  1,495  How to use python, PyLab, NumPy, etc for my Physics lab class over excel
  1,495  How to save a mix of strings and numbers into text files in specified format using numpy.savetxt?
  1,495  How to calculate inverse using cramer's rule in python?
  1,495  Faster implementation to quantize an image with an existing palette?
  1,494  Tricking numpy/python into representing very large and very small numbers
  1,494  Tensorflow flatten vs numpy flatten function effect on machine learning training
  1,494  plotting a numpy array : setting axis scale
  1,494  Integrate with Simpson's Rule in Python recursively
  1,494  Fast indexing: Cython with numpy array of bool and str
  1,493  matching two different arrays and making a new array in python
  1,493  List of tuples to Numpy recarray
  1,493  How to save a complex matrix in a file?
  1,493  How to exchange multidimensional arrays from matlab to python/numpy and back?
  1,493  How to calculate associated Legendre polynomials given m and l in Python
  1,493  Compare two numpy arrays by first Column and create a third numpy array by concatenating two arrays
  1,493  Compare Boolean Row values across multiple Columns in Pandas using & / np.where() / np.any()
  1,493  Can't import numpy anaconda
  1,493  AttributeError: module 'numpy' has no attribute 'testing'
  1,492  Two versions of Pandas causing problems
  1,492  The same variable should be used in all univariate expressions being plotted
  1,492  Skip first row and every nth row when loading txt file (Python)
  1,492  Pyplot 1D heatmap problems
  1,492  Print string list vertically
  1,492  Passing list of numpy arrays to C using cython
  1,492  numpy sum gives an error
  1,492  numpy: how to fill multiple fields in a structured array at once
  1,492  Iron python cannot find {''No module named numpy''}
  1,492  Convert numpy binary string array back to string [duplicate]
  1,492  Big numpy array to spark dataframe
  1,491  Why does fftfreq produce negative values?
  1,491  Treatment of NaN's
  1,491  Shift rows of a numpy array independently
  1,491  polyfit, TypeError: must be str, not float
  1,491  Order of indexes in a Numpy multidimensional array
  1,491  Kivy launcher not working with numpy
  1,491  How to find both diagonals of a 2D matrix? [duplicate]
  1,490  Simulating the motion of a satellite approaching Mars [closed]
  1,490  'numpy.ndarray' object has no attribute 'find' - plotting data in matplotlib with pandas
  1,490  NumPy 1D array slicing
  1,490  How to vectorize a for loop containing if-statement in numpy?
  1,490  Generating perfect random gaussian numbers
  1,490  Can I annotate a numpy array when saving it with savez
  1,490  allclose - How to check if two arrays are close in Julia
  1,489  Sklearn Preprocessing  -  *** TypeError: No matching signature found
  1,489  numpy.int64 times int -> numpy.float64
  1,489  How to fill between two rings with matplotlib
  1,489  cython: convert float array to python array with numpy.ctypeslib.ndpointer
  1,488  splitting a list dynamically with range and value to split
  1,488  Sort array of objects in numpy?
  1,488  Iterate over two numpy 2d matrices using nditer
  1,488  AttributeError: 'GradientBoostingRegressor' object has no attribute 'np'
  1,487  statistics for histogram of periodic data
  1,487  sort 2d numpy array lexicographically
  1,487  Saving an array inside a column of a matrix in numpy shape error
  1,487  Python: Fast mapping and lookup between two lists
  1,487  Problems in performing K means clustering
  1,487  Matplotlib: Import and plot multiple time series with legends direct from .csv
  1,487  Interpolation of large 2d masked array
  1,487  How to delete column in 3d numpy array
  1,486  pandas: merging dataframes and replacing values
  1,486  Numpy array conditional matching
  1,486  Keras input shape
  1,486  Integration of the tail of a Gaussian function with Scipy, giving zero instead of 8.19e-26
  1,486  insertion sort in numpy?
  1,486  How to slice memmap efficiently?
  1,485  ValueError: setting an array element with a sequence please
  1,485  Python: Very slow execution loops
  1,485  Python: Getting a Vector Field from Gradient of Scalar Field
  1,485  Numpy: average over one dimension in ''jagged'' 3D array
  1,485  numpy.array_equal returns False, even though arrays have the same shape and values
  1,485  Multidimensional array for random.choice in NumPy
  1,485  Insert numpy array to an empty numpy array
  1,485  how to find the position of the maximum value for a probability distribution function plot?
  1,485  How should a class that inherits from NumPy ndarray and has a default value be created?
  1,485  How can I obtain the same 'special' solutions to underdetermined linear systems that Matlab's `A \ b` (mldivide) operator returns using numpy/scipy?
  1,484  Why does assert np.nan == np.nan cause an error?
  1,484  Sudo pip install upgrade operation not permitted
  1,484  Simple py2exe breaks with numpy import
  1,484  Numpy split cube into cubes
  1,484  Numpy roots function and pyplot plot
  1,484  Numpy reading data from '.npy' file directly into arrays
  1,484  A numpy/scipy function to calculate the ''polynomial coefficient''
  1,483  Using numpy on hadoop streaming: ImportError: cannot import name multiarray
  1,483  Scipy labels and measuring max pixel in each label
  1,483  module 'numpy' has no attribute 'testing'
  1,482  What determines the size of int in numpy?
  1,482  python vs octave random generator
  1,482  Logistic Regression: UndefinedMetricWarning: Precision and F-score are ill-defined and being set to 0.0 in labels with no predicted samples
  1,482  How to properly use sklearn cosine_similarity with a dictionary
  1,481  'ValueError: non-string names in Numpy dtype unpickling' in flask(python2.7)
  1,481  ValueError: ndarray is not contiguous
  1,481  Pandas: clean up DataFrame filled with NaN's
  1,481  Numpy uint8_t arrays to vtkImageData
  1,481  How to remove multiple values from an array at once
  1,481  GDAL ReadAsArray() keeps returning None
  1,481  Error when loading a Python 2 .npy file in Python 3
  1,480  Python numpy equivalent of bandpower() from MATLAB
  1,480  Optimize Hamming Distance Python
  1,480  Minimize System of Equations with constraints (scipy.optimize.minimize)
  1,480  Efficient way to match coordinates in 2d array
  1,479  Why python3.5 links python2.7's numpy?
  1,479  SciPy: What are the arguments in `scipy.special.fresnel(x[, out1, out2])`?
  1,479  Logistic Regression and Scipy Optimization with fmin_bfgs
  1,479  How to draw normal distribution given mean and standard deviation using numpy
  1,479  How to choose axis value in numpy array
  1,479  Behaviour of custom NaN floats in Python and Numpy
  1,478  Replicating the indices result of Matlab's ISMEMBER function in NumPy?
  1,478  numpy matrix rank incorrect result
  1,478  Creating a numpy array from a .csv file but I can only get the 1st line in the array - what am I missing?
  1,477  Translating Numpy code into C#
  1,477  Python: Scipy's curve_fit for NxM arrays?
  1,477  Interpolation of sin(x) using Python
  1,477  How can i know if there are white pixels in a binary image in some coordinates (stored in a list) in python?
  1,476  Stop pyplot.contour from drawing a contour along a discontinuity
  1,476  Reproject and mosaic MODIS level2 using gdal/python
  1,476  Python, neighbors on a regular grid
  1,476  Numpy bitwise operator priority?
  1,476  Memory-efficient Benjamini-Hochberg FDR correction using numpy/h5py
  1,476  least eigenvalue in python
  1,476  Efficient way to set values of numpy array from iterable
  1,475  Solving a differential equation in python with odeint [closed]
  1,475  Rolling mean of Time series Pandas
  1,475  Representing a sparse matrix in Python and storing to disk
  1,475  Python loading a text file line by line to a numpy array
  1,475  Plot shows up and disappears fast in R
  1,475  How to find the equation for an ellipse from 3 points using python
  1,475  Concatenate large numpy arrays in RAM
  1,474  python array inclusive slice index
  1,474  Is it possible to use complex numbers as target labels in scikit learn?
  1,474  How to one hot encode variant length features?
  1,474  How to calculate error in Polynomial Linear Regression?
  1,474  getting a subset of arrays from a pandas data frame
  1,474  Error when i load data from a text file in python
  1,474  Cumulative addition/multiplication in NumPy
  1,474  Converting a real number to imaginary
  1,473  Why can't I assign array to pandas DataFrame column?
  1,473  use / load new python module without installation
  1,473  How to sort an array of integers faster than quicksort?
  1,472  Setting values in a numpy arrays indexed by a slice and two boolean arrays
  1,472  Runge Kutta 4 and pendulum simulation in python
  1,472  python numpy error ''TypeError: 'numpy.float64' object cannot be interpreted as an integer''
  1,472  Numpy converting date object to datetime64[s] in newer version
  1,472  fsolve - mismatch between input and output
  1,471  Why is much faster than numpy.einsum?
  1,471  Why can't I one-hot encode my labels with TensorFlow? (Bad slice index None of type <type 'NoneType'>)
  1,471  What is the best way to group similar words in python?
  1,471  sum over bin range in python
  1,471  Read formatted data from part of a file fast (Gmsh mesh format)
  1,471  python index in 2d matrix [duplicate]
  1,471  numpy.concatenate multidimensional arrays
  1,471  numpy arrays type conversion in C
  1,471  Iterate over matrices in numpy
  1,471  How to use 'input' to input mathematical functions as variables in python 3.x
  1,471  How to create a uint16 numpy array from a uint8 raw image data array
  1,471  How can I shuffle a very large list stored in a file in Python?
  1,471  Creating a 5D array in Python
  1,470  Setting numpy array values to NaN based on condition
  1,470  Python: How to Convert list multiple set of array
  1,470  Numpy clip function takes twice as long as expected
  1,470  Calculate log of determinant in TensorFlow when determinant overflows/underflows
  1,470  Binning values of a function in Python (numpy)
  1,469  What is the most simple and proper way to fitting data to sinc function using by numpy?
  1,469  Replace values of a numpy array by values from another numpy array
  1,469  NaN interpolation in 2D array. Sparsely populated
  1,469  memory error while performing matrix multiplication
  1,469  How can I vectorize this triple-loop over 2d arrays in numpy?
  1,469  Eigendecomposition makes me wonder in numpy
  1,469  Average of numpy array ignoring specified value
  1,468  Storing images and metadata with PyTables
  1,468  Scipy's correlate function is slow
  1,468  np.isnan for array in Python
  1,468  import arcpy results in ImportError: cannot import name shares_memory
  1,467  pip not able to install zipline on OS X
  1,467  Latent Semantic Analysis in Python discrepancy
  1,467  How to correctly save a dictionary in .npz format
  1,466  plot data stored in a file using (mayavi) mlab.contour3d?
  1,466  Play and record sound using pyaudio simultaneously
  1,466  Dot product of huge arrays in numpy
  1,465  What does numpy.percentile mean and how to use this for splitting array?
  1,465  Trapezoidal wave in Python
  1,465  percentiles from counts of values
  1,465  numpy masked array fill value still being accessed
  1,465  Numpy eigenvectors aren't eigenvectors?
  1,465  Is it possible to copy numpy variable values to clipboard in PyCharm?
  1,465  How do you take a stratified random sample from a Pandas dataframe that stratifies by a continuous variable
  1,464  Store and extract numpy datetimes in PyTables
  1,464  Python solution to transforming polar stereographic data to mercator projection
  1,464  numpy.float64 error when iterating over float values
  1,464  How to get the N maximum values per row in a numpy ndarray?
  1,463  Write a numpy.ndarray to an xlsx spreadsheet
  1,463  scipy.interp2d warning and large errors off the grid
  1,463  How to efficiently convert large numpy array of point cloud data to downsampled 2d array?
  1,463  f2py with OMP: can't import module, undefined symbol GOMP_*
  1,463  Error packaging Kivy with numpy library for Android using buildozer
  1,463  Efficient Kalman filter implementation on gridded data
  1,463  Debian No Module named numpy
  1,463  Conditional removing of duplicates pandas python
  1,463  Combinations without repeat and ordering matters or Permutations of array elements
  1,463  AttributeError: module 'enum' has no attribute 'IntFlag'
  1,462  Removing nested loops in numpy
  1,462  Python: Assign list to multidimensional array element
  1,462  Numpy array memory issue
  1,462  nbytes and getsizeof return different values
  1,462  Loading csv and saving HDF5 in Python
  1,462  How to raise arrays with negative values to fractional power in Python?
  1,462  How to pass complex numbers from python numpy to c (trying to use SWIG at the moment)
  1,462  How to convert values in specific column into integer type under numpy matrix
  1,462  how do i import from a unicode (utf-8) csv file into a numpy array
  1,462  Find inverse polynomial in python in GF2
  1,461  py2exe with Numpy/Scipy and Matplotlib DLL load fail
  1,461  Import YUV as a byte array
  1,461  How to deal with MemoryError in remote ipython notebook?
  1,461  Dot product of ith row with ith column
  1,461  2D Ising Model in Python
  1,460  Vectorize iteration over two large numpy arrays in parallel
  1,460  Python: Define the softmax function
  1,460  Matrix multiplication on 4D numpy arrays
  1,460  ImportError SciKit-learn
  1,460  How to get min and max values of ranges with numpy?
  1,460  Discretize path with numpy array and equal distance between points
  1,460  Boolean in a numpy sum
  1,459  ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all()
  1,459  TypeError: 'numpy.ndarray' object is not callable while extracting index and elements are stored in different array in python
  1,459  How to understand the np.argwhere function?
  1,459  How do numpy and GMPY2 compare with GMP in terms of speed?
  1,459  Converting dictionary with known indices to a multidimensional array
  1,458  TypeError: A sparse matrix was passed, but dense data is required. Use X.toarray() to convert to a dense numpy array. with NaiveBayes Classifier
  1,458  Transform image data in 3D
  1,458  Simple implementation of NumPy cov (covariance) function
  1,458  Mean of column subsets for all columns of a 2D Numpy array
  1,458  Matplotlib setup for saving figures for publication and reports from interactive plots
  1,458  initialize numpy array with named tuples
  1,458  Divide numpy array into multiple arrays using indices array (Python)
  1,457  Why is the max element value in a numpy array 255?
  1,457  Why does this order of the Gaussian filter in scipy give the x and y derivative?
  1,457  Split numpy array into sub-arrays based on conditions
  1,457  Numpy ValueError (got 1 columns instead of 2)
  1,457  Numpy Array Operation Too Slow np.asarray()
  1,457  Generate a n-dimensional array of coordinates in numpy
  1,456  What are the implications of calling NumPy's C API functions from multiple threads?
  1,456  Retrieving data points from scipy interpolate/griddata
  1,456  Replace row with another row in 3D numpy array
  1,456  Python numpy: sum every 3 rows (converting monthly to quarterly)
  1,456  Python3 - TypeError: 'numpy.float64' object is not iterable
  1,456  Estimate value from curve fit
  1,456  Different result of same numpy mean calculation on two computers
  1,455  Pandas uses substantially more memory for storage than asked for
  1,455  OpenCV + Numpy Script
  1,455  Numpy rotation matrix multiplication
  1,455  How to extract data from .csv file and create a plot?
  1,455  Build numpy array with multiple custom index ranges without explicit loop
  1,454  Quickest way to calculate subset of correlation matrix
  1,454  Python Decimal module doesn't work on uint64
  1,454  How do I install scipy, numpy and scikit-learn on snow leopard?
  1,453  solve an integral equation by python
  1,453  Python numpy/scipy eigenvectors seemingly not correct for markov chain model
  1,453  Numpy finding 3d coordinate distance from a specified point
  1,453  Memory mapped file for numpy arrays
  1,453  List of list of tuples to pandas dataframe
  1,453  efficient way to convert a nested list to numpy array
  1,453  About the numpy.linspace [duplicate]
  1,452  Why ndim = 2 in this numpy array?
  1,452  Tensor Flow softmax Regression Always Predicts 1
  1,452  Python, Scipy: Building triplets using large adjacency matrix
  1,452  Numpy boolean index mask for conditional subtraction of existing values
  1,452  Get pointer from numpy array to send image to C++
  1,451  simple but weird vstack/concatenate problems (python)
  1,451  Numerical Python - how do I make this a ufunc?
  1,451  Mapping element-wise a NumPy array into an array of more dimensions
  1,451  Linear regression of 2 lists in python
  1,451  Interpolate unstructured X,Y,Z data on best grid based on nearest neighbour distance for each points
  1,451  Cython with `cimport numpy` fails
  1,451  appending 3d arrays in numpy
  1,450  Numpy: invalid literal for int() with base 10
  1,450  indexing numpy multidimensional arrays
  1,450  How do you generate an animated square wave from binary number for the respective decimal number using for loop
  1,450  Can I perform operations between rows on a dataframe?
  1,449  What direction should I go to go faster than np.fft [duplicate]
  1,449  Using f2py with windows x64 and Intel Fortran
  1,449  Python replacing max values in array
  1,449  Pandas: Best way to count matches between two columns?
  1,449  Limit decimals numbers when writing to csv in python
  1,449  Iterate over vectors in a multidimensional numpy array
  1,449  Installing numpy RPM with older Python version
  1,449  Conditional numpy cumulative sum
  1,448  The most effective way to random flip every image in a numpy array
  1,448  Outer join in Python for thousands of large tables
  1,448  Numpy loadtxt Behavior change with Python 3
  1,448  How to reshape a vector to TensorFlow's filters?
  1,448  How does numpy argmax work?
  1,448  Calling python from java using jython and passing parameters
  1,447  Reading a binary file in Python: takes a very long time to read certain bytes
  1,447  Python  -  Generating values from a normal (truncated at 0) distribution [closed]
  1,447  Handling C++ arrays in Cython (with numpy and pytorch)
  1,447  an error of opencv on python about boundingRect
  1,446  Why does transposing a numpy array rotate it 90 degrees?
  1,446  Summing over pair of indices (or more) in Python
  1,446  Sparse eigenvalues : scipy.sparse.linalg.eigs is slower than scipy.linalg.eigvals
  1,446  Numpy broadcasting rules when using masked_where (or do they not apply?)
  1,446  Match length of two Python lists
  1,446  Is it possible to index numpy array with sympy symbols?
  1,446  F tensorflow/python/lib/core/] Check failed: PyBfloat16_Type.tp_base != nullptr Aborted
  1,446  Difference between max and np.max
  1,446  Check if multiple rows exist in another dataframe
  1,445  Using bootstrapping random.choice
  1,445  Standard deviation from numpy 2d histogram
  1,445  reprojectImageTo3D() typeError, OpenCV Python
  1,445  Python Dict to numpy multidimensional array
  1,445  How to write a fast log-sum-exp in Cython and Weave?
  1,445  fft2 different result in numpy and matlab
  1,445  Efficiently store a large sparse matrix (float) [duplicate]
  1,444  Utilizing scipy.optimize.minimize with multiple variables of different shapes
  1,444  Reverse sort of Numpy array with NaN values
  1,444  Numpy Element-wise Standard Deviation
  1,444  Modify numpy array column by column inside a loop
  1,444  Merging 1D and 2D lists in python
  1,444  Converting numpy.ndarray into opencv cv::Mat
  1,444  Adding appending numpy arrays
  1,444  2D Numpy Array Fancy Indexing + Masking
  1,443  Tie breaking of round with numpy
  1,443  Python Pandas: Convert 2,000,000 DataFrame rows to Binary Matrix (pd.get_dummies()) without memory error?
  1,443  Python/Numpy - calculate sum of equal array elements
  1,443  Numpy: Turn a scatterplot into a 2D array
  1,443  Normalize a multiple data histogram
  1,443  ImportError: No module named numpy.distutils.core (during keras installation)
  1,443  I am trying to import numpy for use in a Python script but I get the error ''No module named numpy''
  1,443  How to get coordinates from a numpy slice object
  1,443  how can save some 3d images in a 4d array in python? [closed]
  1,443  Get indices of feature position on image mask in python,opencv2,numpy
  1,442  ValueError: shapes (4,4) and (3,) not aligned: 4 (dim 1) != 3 (dim 0)
  1,442  TypeError: '>' not supported between instances of 'str' and 'float' when added extra operations
  1,442  Sorting 3d arrays in python as per grid
  1,442  Save numpy array of Python lists
  1,442  Plot specific points in DBSCAN in sklearn in python
  1,442  Jupyter uses wrong version of numpy
  1,442  importing pandas, numpy 'module' object has no attribute 'Integral'
  1,442  How to quickly determine if a matrix is a permutation matrix
  1,442  How to add multiple trendlines pandas
  1,442  Adding error bars to a graph with file data using matplotlib
  1,441  Running Half life codes for a mean reverting series
  1,441  Poincare Section of a system of second order odes
  1,441  numpy matrix multiplication row-wise
  1,441  Numpy Array Change indices
  1,441  Memory allocated to Python is not released back in Linux even after gc.collect()
  1,441  Index n dimensional array with (n-1) d array
  1,441  How to impute each categorical column in numpy array
  1,441  Curve Fitting a data set with unknown formula (SciPy)
  1,440  scipy.optimize.minimize : compute hessian and gradient together
  1,440  scikits learn SVM - 1-dimensional Separating Hyperplane
  1,440  reshape image error
  1,440  numpy.extract and numpy.any functions, is it possible to make it simpler way?
  1,440  matplotlib scatter plot with custom cmap - colors not right
  1,440  ''Linked lists'' in numpy array? How to avoid duplicate entries
  1,440  Compute mean value from pandas histogram dataframe
  1,439  Python fast way to get data from multiple files in single numpy array
  1,439  Linear regression with Y values containing NAN using scipy
  1,439  How to set a range of values in numpy to nan?
  1,439  How to plot all files in one folder in python?
  1,439  handling too many categorical features using scikit-learn
  1,438  Python: How to reduce run time?
  1,438  How can I reduce a tensor's last dimension in PyTorch?
  1,438  Finding only the ''prominent'' local maxima of a 1d array
  1,438  convert numpy warnings to errors
  1,438  Adding two matrix with different dimension
  1,437  vtk python icp how to get transform matrix
  1,437  Trouble creating a conda env with working numpy: `ImportError: cannot import name scalarmath`
  1,437  scipy.optimize with multiple bounds, constraints and continuous fields
  1,437  Python error installing package
  1,437  numpy: multiplying a 2D array by a 1D array
  1,437  How to make user defined functions for binned_statistic
  1,437  How to convert fixed point (Q format) number to floating point in MATLAB
  1,437  How can I use NumPy array indexing to select 2 columns out of a 2D array to select unique values from?
  1,437  Calculating t-statistics using `scipy.stats`
  1,436  SciPy - fit a Gaussian envelope
  1,436  Python numpy not saving array ()
  1,436  PIL Image constructs weird images from numpy array - why?
  1,436  OpenCV: How to use the convertScaleAbs() function
  1,436  How to read only some lines from a large file in python?
  1,436  How to convert a tuple of depth 2 to a 2D Numpy array?
  1,436  How can I open a 3D .npy file in R or MATLAB?
  1,436  Converting a string representation of an array to an actual array in python [duplicate]
  1,436  Calculating distances on grid
  1,435  Quit Python program when it hits memory limit
  1,435  Python, plotting all columns vs the first column (date) in a csv file
  1,435  Problems with timezone in numpy.datetime64
  1,435  numpy scipy python import sparse matrix from csv
  1,435  Generate each column of the numpy array with random number from different range
  1,435  checking if a matrix is diagonally dominant in python
  1,435  AttributeError: 'numpy.ndarray' object has no attribute 'as_rgba_str'
  1,434  How to convert the second column of a csv file to a list of floats?
  1,433  Removing dtype from the end of numpy column stack
  1,433  Python: Apply function, exp, to every ele of numpy array
  1,433  OpenCV detect if image file is colour prior to loading
  1,433  how to make matrix into diagonal matrix in numpy?
  1,433  How to convert from numpy array to file byte object?
  1,433  entry point mkl_blas_dgem2vu could not be located
  1,433  Calling C from Python: passing list of numpy pointers
  1,433  2D Histogram from a 3x3 array in PYTHON
  1,432  scipy.optimize.minimize ignores constraint
  1,432  Remove decimals in Pandas column names
  1,432  Random diagonal matrix
  1,432  Mapping rows of a Pandas dataframe to numpy array
  1,432  How to use python to find matching data points in two arrays and return a third?
  1,432  How to import text data file with irregular columns in rows?
  1,432  Flattening of numpy array
  1,432  Can numpy einsum() perform outer addition?
  1,432  Can I calculate element-wise product using an np.matrix?
  1,431  numpy piecewise function claiming lists are not same size
  1,431  How to use python to plot a 3d surface of a numpy array?
  1,431  error importing numpy
  1,431  Best data structure to use in python to store a 3 dimensional cube of named data
  1,430  Selecting and operating on columns in a .csv
  1,430  Python read microphone without PyAudio
  1,430  OpenCV ERROR - <unknown> is not a numpy array
  1,430  Error while computing probabilities of an array list
  1,429  scipy.optimize: faster root finding over 2D grid
  1,429  Numpy where for 2 dimensional array
  1,429  Multinomial Naive Bayes with scikit-learn for continuous and categorical data
  1,429  how to zoom the plot in pyqtgraph
  1,429  How to generate an n-dimensional grid in python
  1,429  Difference between and np.multiply
  1,428  Why to convert a python list to a numpy array?
  1,428  What is a good approach to filter, sort and group data stored in large text files
  1,428  Open CV - Python RGB to GRAY convertor
  1,427  TypeError(''Data type not understood'') when trying to create a matrix
  1,427  Statsmodels logistic regression convergence problems
  1,427  Python matrix provide with
  1,427  pyAudioAnalysis Library error: cannot reshape array of size 4400 into shape (220,10)
  1,427  Passing numpy arrays to Java using Jpype
  1,427  minimum of a sparse matrix?
  1,427  Is it possible to use numpy.argmax with a custom field of objects in a list?
  1,427  How to apply CMA-ES optimization to an arbitrary user defined objective function in Python?
  1,427  How do I convert a DataTable to a jagged array in C#?
  1,427  2D gaussian distribution does not sum to one?
  1,426  Why is dill much faster and more disk-efficient than pickle for numpy arrays
  1,426  Scipy odeint ODE error on array sizes
  1,426  Numpy array get the subset/slice of an array which is not NaN
  1,426  How to transform tensors to numpy.ndarray in Keras?
  1,426  How to .apply() lambda function to restricted column set in DataFrame
  1,426  generator' object has no attribute 'data', problems loading some file with scipy?
  1,426  Fast Interpolation / Resample of Numpy Array - Python
  1,426  Error when importing NumPy in PyCharm
  1,426  dynamic array creation in cython
  1,426  Degree Of array
  1,425  Reformat matplotlib x-axis from HH:MM:SS to HH:SS
  1,425  Pandas DataFrame - Transpose few elements of a row into columns and fill missing data
  1,425  Methods for entering equations while programming in C/C++ , Python or Fortran
  1,425  L2 normalization of rows in scipy sparse matrix
  1,425  How to insert multiple elements in numpy array using np.concatenate()?
  1,425  how find a maximal set or a superset from a list of sets (Maximal set is the set which is not subset of another set in the list) [duplicate]
  1,424  Numpy slicing with batch size
  1,424  Numpy is installed but still getting some errors
  1,424  How to Print a specific column in a 3D Matrix using numpy Python
  1,424  ArcGIS/Python: How to sum rows based on a common ID
  1,423  Plot 3D convex closed regions in matplot lib
  1,423  ndim of structured arrays in numpy?
  1,423  How to make file name a variable using np.savetxt in python?
  1,423  Fails to fix the seed value in LDA model in gensim
  1,423  Calculate slope on DEM
  1,423  Alternative to nested np.where in Pandas DataFrame
  1,422  what is the fastest way to calculate sigmoid?
  1,422  Raise to 1/3 gives complex number
  1,422  QR decomposition for rectangular matrices in which n > m in scipy/numpy
  1,422  How to calculate sum of abs of all off-diagonal elements of a numpy array?
  1,422  Drawing a line from a numpy array
  1,421  Write numpy array to csv file with a specific number of columns
  1,421  What does assert equal to empty parentheses (assert x == ()) mean?
  1,421  Template Matching: efficient way to create mask for minMaxLoc?
  1,421  Store vector in cell of a numpy matrix
  1,420  Using numpy.linalg.svd on a 12 x 12 matrix using python
  1,420  Solving System of Differential Equations using SciPy
  1,420  python/numpy generated binary file to be read by C
  1,420  Numpy array in Keras Layer
  1,420  How to define values for RegularGridInterpolator
  1,420  How do I use numpy's pv function for calculating a present value without a pmt?
  1,420  function for computing bicoherence
  1,420  Fast python implementation of cropping with padding=wrap
  1,420  Creating an X by Y dimension array of (a,b) points in Python 2.7
  1,419  QQ Plot for Poisson Distribution in Python
  1,419 bug? Inconsistent NaN behavior
  1,419  How to load file created with numpy.savez_compressed?
  1,419  Cache decorator for numpy arrays
  1,418  why can't numpy compute long objects?
  1,418  Trouble with numpy.histogram2d
  1,418  Python numpy convert 2d array in 1d array sorted
  1,418  Python: float() argument must be a string or a number, not 'interp2d'
  1,418  Python error when importing package: numpy.dtype size changed, may indicate binary incompatibility [duplicate]
  1,418  How to multiply a super large number with a super small number in python?
  1,417  Why occur TypeError: object of type 'numpy.float64' has no len()
  1,417  Saving layer weights at each epoch during training into a numpy type/array? Converting TensorFlow Variable to numpy array?
  1,417  Quickest way to calculate the average growth rate across columns of a numpy array
  1,417  python, weighted linspace
  1,417  Python - Plotting a 3 dimensional array
  1,417  Making grid triangular mesh quickly with Numpy
  1,417  How to know when to use numpy.linalg instead of scipy.linalg?
  1,417  How to create numpy ndarray from numpy ndarrays?
  1,417  finding indexes of common subarrays
  1,417  Combinatorial explosion while merging dataframes in pandas
  1,416  Slicing a 20&times;20 area around known indices (x, y) in a numpy array
  1,416  Set a radial offset on a polar projection in matplotlib
  1,416  Numpy's loadtxt and Pandas read_csv result in different float64 representation
  1,416  Iteratively appending ndarray arrays using numpy in Python
  1,416  How can I convert an image's pixel color information into numbers and store it in a CSV?
  1,416  Dynamic Python Array Slicing
  1,416  deprecation warning in numpy
  1,416  Complex filtering in dask DataFrame
  1,415  ValueError: Cannot feed value of shape (200,) for Tensor 'Placeholder_32:0', which has shape '(?, 1)'
  1,415  Trailing underscore in `np.ix_`
  1,415  Pandas Count values across rows that are greater than another value in a different column
  1,415  Opening a mat file using h5py and convert data into a numpy matrix
  1,415  Matplotlib and numpy histogram2d axis issue
  1,415  Is it possible to store a numpy array in a Spark Dataframe Column?
  1,415  Is it possible to specify the alternative hypothesis in Mann-Whitney U tests in Scipy?
  1,415  Efficiently find indices of nearest points on non-rectangular 2D grid
  1,414  numpy mean of complex numbers with infinities
  1,414  ModuleNotFOundError: No module named ''; 'numpy' is not a package
  1,414  How to use view as blocks in Scikit-Image?
  1,414  How to create a smaller array from a larger array python
  1,414  How to compare two numpy arrays and add missing values to the other with a tweak
  1,414  How to append numpy.array to other numpy.array?
  1,414  error in a python class with an not iterable object
  1,414  Assigning values to a column based on condition using np.where
  1,414  ArgumentParser for numpy array
  1,414  A key in numpy.amax
  1,413  Steady State Probabilities (Markov Chain) Python Implementation
  1,413  Selecting specific rows from an array when a condition is met in python
  1,413  Implementing a PCA (Eigenvector based) in Python
  1,413  Having trouble installing fastcluster library, numpy include error
  1,413  Find the index of the min value in a pdist condensed distance matrix
  1,413  Fastest way to convert ubyte [0, 255] array to float array [-0.5, +0.5] with NumPy
  1,413  checking if the elements of an array are present in another array in python
  1,412  Python: raw image data to grayscale
  1,412  Load many text files in a loop in arrays with different names with numpys loadtxt
  1,412  Line of best fit for a log graph in python 3.3
  1,412  Interleaving two numpy index arrays, one item from each array
  1,412  How to efficiently output n items per line from numpy array
  1,412  how can the string convert to int in python?
  1,412  Generate one hot encodings from dict values
  1,412  filtering a 3D numpy array according to 2D numpy array
  1,411  Matplotlib displaying histogram with a specific value on x and y axis
  1,411  Markov Transition Probability Matrix Implementation in Python
  1,411  How to use a single covariance matrix in GHMM?
  1,411  How to find the pairwise differences between rows of two very large matrices using numpy?
  1,411  Convert a binary string into IEEE-754 single precision - Python
  1,410  NumPy slicing: All except one array entry
  1,410  Is this the wrong error message - AttributeError: 'int' object has no attribute 'log2'? [duplicate]
  1,410  int array with Missing values numpy
  1,410  Importing CSV file into Google Colab using numpy loadtxt
  1,410  Creating a list from a Scipy matrix
  1,410  Comparing numpy array of dtype object
  1,409  Numpy random choice multiple loops
  1,409  how to de-normalize values normalized by linalg.norm method of numpy?
  1,409  How do I load both Strings and floats into a numpy array?
  1,409  How can I flip the order of a 1d numpy array? [duplicate]
  1,409  Get N maximum values and indices along an axis in a NumPy array
  1,409  Convert arrays (of numpy data types) to tuples (of native data types) in Python
  1,408  Resampling (upsampling, interpolating) a series of numbers
  1,408  Python array subtraction loops back to high number instead of giving negative value
  1,408  numpy / pandas datetimes
  1,408  numpy.genfromtxt is not unpacking
  1,408  Matplotlib fullscreen not working
  1,408  Lispy dialects with good multi-dimensional array programming support
  1,408  Importing numpy statement in script
  1,408  How to remove an 2d array subset?
  1,408  Efficiently compute 50Hz content of signal
  1,407  Shuffle 2D array
  1,407  pandas getattr(df, ''mean'') doesn't work like df.mean() [duplicate]
  1,407  Numpy distutils howto
  1,407  Multi dimensional array in python with predefined size
  1,407  Merging two arrays under numpy
  1,407  keeping track of indices change in numpy.reshape
  1,407  How can I retrieve the k highest values in a data frame in pandas?
  1,407  Find float in ndarray
  1,407  Converting a dictionary into a square matrix
  1,407  Avoid 'Memory Error" when dealing with large arrays
  1,406  Replace a column in a numpy matrix
  1,406  Python: Justifying NumPy array
  1,406  Numpy transpose functions speed and use cases
  1,406  Numba 3x slower than numpy
  1,406  Keras Image Preprocessing: Tuple Index Out of Range
  1,406  IndexError : arrays used as indices must be Integers (or boolean) type
  1,406  How to reshape a 3D numpy array?
  1,406  How to make a PSD plot using `np.fft.fft`?
  1,406  cryptic scipy ''could not convert integer scalar'' error
  1,405  Transform numpy array to RGB image array
  1,405  Stop loss iterate python pandas numpy
  1,405  Python - Faster way to load several images?
  1,405  Ironpython call numpy problem
  1,405  How to import multiple bands from an image into numpy?
  1,405  how to add the following feature to a tfidf matrix?
  1,405  How the ttest is calculated in numpy
  1,405  Connect all 2D Points from NumPy 2D Arrays as a triangular meshgrid
  1,405  Cannot import name random/multiarray in conda environment
  1,405  AttributeError: 'module' object has no attribute 'flip', python 2.7
  1,404  Writing cython for both 32-bit and 64-bit?
  1,404  What is '<U20' dtype in python? [duplicate]
  1,404  Remove NaNs from numpy array that has string values and numerical values
  1,404  Iterate through rows of numpy array to find mode
  1,404  How to send a dataframe to scikit for cross validation?
  1,404  How do I use python to graph elements of a large CSV file?
  1,404  Converting list of strings to list of floats in pandas
  1,404  Adding patches to numpy array opened in matplotlib
  1,403  Using with numpy arrays from csv
  1,403  Unexpected memory error when regriding data with scipy interpolate griddata method
  1,403  Tensorflow Import Error (compat.py_: AttributeError: 'module' object has no attribute 'integer'
  1,403  numpy.column_stack with numeric and string arrays
  1,403  Matplotlib streamplot with streamlines that don't break or end
  1,403  Keep values of numpy array that satisfy two or more conditions
  1,402  Why is `NaN` considered ''smaller'' than `-np.inf` in numpy?
  1,402  Unable to load a previously dumped pickle file in Python
  1,402  Reshape (M, N, 3) numpy array to (M*N, 3)
  1,402  Matlab/Octave/Numpy numeric difference
  1,402  How do I load a tab-delimited file of mixed datatype into numpy or pandas?
  1,402  Creating a structured array from a list
  1,401  Why won't numpy calculate std deviation on one 5-element list and not another?
  1,401  Unable to install pandas on AWS Lambda
  1,401  Tensorflow: *Save* the output Conv layer as a png image
  1,401  Save numpy array as binary to read from FORTRAN
  1,401  Python adaptfilt-echo canceller example with two .wav files
  1,401  how to mask the outline of an object in python
  1,401  How can we measure RMSE in Python?
  1,401  Don't understand this TypeError: 'NoneType' object is not subscriptable error
  1,401  Create sparse matrix with pandas and fill it with values from one column of .dat file at indexes [x,y] from other two columns of .dat file
  1,400  plot qualitative data on matplotlib
  1,400  Numpy cross-product on rectangular grid
  1,400  Numpy Correlate is not providing an offset
  1,400  Numpy array in array with unequal length
  1,400  Lognormal Random Numbers Centered around a high value
  1,400  How to remove rows from a dataframe if 75 % of its column values is equal to 0
  1,400  Find the indices of non-zero elements and group by values
  1,399  Is there a scope for (numpy) random seeds?
  1,399  float64 to float32 conversion gives unexpected result
  1,399  creating small arrays in cython takes a humongous amount of time
  1,398  unstable result from scipy.cluster.kmeans
  1,398  Python: Vectorizing evaluations of arrays of lambda functions
  1,398  Plotting ROC curve - too many indices error
  1,398  Initialize Parameters Gaussian Mixture in Python with sklearn
  1,398  immutable numpy array
  1,398  How to replace a section of an array with another array [numpy]
  1,398  Getting Errs 'running install for numpy" Anyone have a simple numpy-site.cfg or site.cfg on Windows and Python 2.7
  1,397  Rolling maximum with numpy
  1,397  Python Scikit-image processing of Gel electrophoresis data
  1,397  Pandas Dataframe Multicolor Line plot
  1,397  n-sphere coordinate system to Cartesian coordinate system
  1,397  ImportError: : Symbol not found: __PyErr_ReplaceException
  1,397  Efficient numpy / lapack routine for product of inverse and sparse matrix?
  1,396  What exactly is the `subs` argument of the `evalf` method of SymPy Expression for? Like `s.evalf(subs={ ... })`?
  1,396  What exactly is the `subs` argument of the `evalf` method of SymPy Expression for? Like `s.evalf(subs={ ... })`?
  1,396  remove pixel annotations in dicom image
  1,396  pandas extrapolation of polynomial
  1,396  Is there a more Pythonic/elegant way to expand the dimensions of a Numpy Array?
  1,395  Why are some numpy calls not implemented as methods?
  1,395  Valueerror numpy.poly1d()
  1,395  python pandas functions with and without parentheses
  1,395  numpy.partition() with 2-D Array
  1,395  Initializing pandas dataframes with and without index,columns yields different results
  1,395  Filter and sum different columns in a numpy array
  1,394  Unable to unwrap image in OpenCV
  1,394  search performance in python pandas vs. numpy array
  1,394  Python: How to fit curve by user defined function? [closed]
  1,394  Projecting Coordinates in Numpy array
  1,394  Numpy set dtype=None, cannot splice columns and set dtype=object cannot set dtype.names
  1,394  Mean difference of two numpy arrays
  1,394  Making a new variable numerical column using if/else statements
  1,394  interpolating a rotation through an angle with numpy
  1,394  How can a string representation of a NumPy array be converted to a NumPy array?
  1,394  Find the business days between two columns in a pandas dataframe, which contain NaTs
  1,394  Fast way to convert strings into lists of ints in a Pandas column?
  1,394  Creating regular Delaunay grid in with scipy
  1,394  Calculate the row average of selected columns
  1,393  TypeError: list indices must be integers or slices, not tuple
  1,393  performing sum of outer products on sparse matrices
  1,393  numpy search array for multiple values, and returns their indices
  1,393  Numpy argwhere inequality conditions
  1,393  Google Challenge Issue: Can't import libraries
  1,393  Finding TypeError subtracting two numpy.ndarrays of the same size and type
  1,393  Crossover two NumPy arrays efficiently
  1,392  Summing values of numpy array based on indices in other array
  1,392  Passing arguments to mpmath quad integration
  1,392  NumPy - Set values in structured array based on other values in structured array
  1,392  Multiple conditions for new column using Regex on Pandas dataframe
  1,392  Memory Error while loading a large JSON file python 3.4
  1,392  Installing numpy with pypy on mac osx
  1,392  How to make a numpy array field in django?
  1,392  how to fit 2D contour plot to 2D gaussian
  1,392  How to create a large zoomed image in python
  1,392  Fit data in Python (sine wave?)
  1,392  Alpine Linux : package installed but module not found
  1,391  Scipy, Numpy: Audio classifier,Voice/Speech Activity Detection
  1,391  scatter function in matplotlib
  1,391  Pandas float64 to float 32 ,then the data changes
  1,391  Mac OSx: ModuleNotFoundError: No module named 'numpy'
  1,391  interpolation between arrays in python
  1,391  In Python 3, how to swap two sub-arrays in a 2-dimensional numpy array?
  1,391  How to save big (not huge) dictonaries in Python?
  1,391  How to convert a Python list of lists to a 2D numpy array for sklearn.preprocessing
  1,391  Can datetime handle AM string
  1,391  Appropriate data structure for time series
  1,390  What is a top-level function in Python?
  1,390  specifying missing values to pdist in scipy
  1,390  Efficient python way for recursive equations
  1,390  Anacondas install messed with IPython pandas import?
  1,389  Why does numpy.argmax for a list of all False bools yield zero?
  1,389  Which operations in numpy/scipy are multithreaded?
  1,389  Replacing outliers with NaN in pandas dataframe after applying a .groupby() arguement
  1,389  Pandas: ''data type datetime not understood'' error in date offset operation
  1,389  Matplotlib matrix/image explicitly state axis values
  1,389  How to get pseudo-determinant of a square matrix with python
  1,389  Finding False-True transitions in a numpy array
  1,389  Find index in array to which the sum of all elements is smaller than a limit, quickly
  1,389  Down-sampling with numpy
  1,389  add value to each element in array python
  1,388  Piecewise Affine Transform+warp output looks strange
  1,388  minimize alpha in exponential smoothing
  1,388  How to unify a split image in python?
  1,388  Error while installing numpy in venv
  1,387  scipy.sparse.csr_matrix row filtering - how to properly achieve it?
  1,387  Pandas Import Error
  1,387  How to change numpy.array sample rate?
  1,387  Find the maximum x,y value fromn a series of images
  1,387  finding max number of consecutive elements using vectorization
  1,387  Efficiently checking Euclidean distance for a large number of objects in Python
  1,387  Caffe feature extraction is too slow? caffe.Classifier or caffe.Net
  1,386  Weighted Gini coefficient in Python
  1,386  python pandas aggregating non numeric types
  1,386  Python - Generate a grid of equally spaced points
  1,386  Python / Cython / Numpy optimization of np.nonzero
  1,386  How to remove dimensions in numpy array? [duplicate]
  1,386  How to install numpy with mingw in windows, 64bit, python-2.7?
  1,386  How to do FFT on input from microphone/line in with Python
  1,386  Convert `int *` to a Python or Numpy object in a Cythonized function
  1,385  ValueError: cannot reshape array of size 1 into shape (1,43)
  1,385  Removing ''rows'' containing negative values in 3D numpy array
  1,385  Python: converted matrix from an image is 3D instead of 2D
  1,385  Operations in Masked Numpy Arrays
  1,385  efficient array concatenation
  1,385  Break x-axis into several subsets in matplotlib
  1,385  Astropy isn't working with Python
  1,384  Wrong freqs & amplitudes with numpy.fft, furthermore odd drawing of spectra
  1,384  Use numpy with Cython
  1,384  Successive over-relaxation not converging (when not done in-place)
  1,384  subtraction operation on multidimensional arrays
  1,384  Pulp Optimization with Pandas and NumPy (CLSP - Lot Sizing)
  1,384  Merge histograms with different ranges
  1,384  How to Use Pandas with Multiple Column NumPy Array
  1,384  Heatmap that shows both high and low density regions clearly (python)
  1,384  Fitting a distribution given the histogram using scipy
  1,384  Efficient ways to iterate over several numpy arrays and process current and previous elements?
  1,383  Why does assertAlmostEqual(-inf,-inf) fail?
  1,383  Opencv Different Outputs with imshow and imwrite
  1,383  Matplotlib - plotting transparent and overlapping time series
  1,383  Least squares in a set of equations with optimize.leastsq() (Python)
  1,383  Extract gurobi muti-dimensional variable value and form a numpy array
  1,383  Confusion in array operation in numpy
  1,383  Boolean array masks in Javascript
  1,383  array of minimum euclidian distances between all points in array
  1,382  .wav file doesn't play any sounds
  1,382  Python Orange Numpy Examples
  1,382  Numpy matrix dimensions-tfidf vector
  1,382  Mean ignoring NaNs along columns in a NumPy array without using numpy.nanmean
  1,382  How to convert a very large image(tif) file into an array using Python
  1,382  Error importing numpy after upgrading with pip
  1,382  create binary random matrix with probability in python
  1,382  Combining two 2D arrays into one image plot
  1,381  When to use train_test_split of scikit learn
  1,381  Save data from plot to numpy array
  1,381  Plotting 2D integral function in python
  1,381  numpy.polyfit giving error for covariance matrix
  1,381  Integration not successful in Python QuTiP
  1,381  How to get the spline basis used by scipy.interpolate.splev
  1,381  how to display legend iterating over list of values
  1,381  Get indices of matrix from upper triangle
  1,381  Difference between scipy.interpolate.griddata and scipy.interpolate.Rbf
  1,381  Create indicator matrix from two arrays in Python Numpy
  1,381  Best way to store scraped data in Python for analysis
  1,380  Python fastest way to find similar vector in a large matrix
  1,380  Optimize Double loop in python
  1,380  Numpy simple join 2 arrays
  1,380  Numpy/Pandas correlate 2 arrays of different length
  1,380  Difference between scipy.stats.mstats.chisquare and scipy.stats.mstats in Python
  1,380  Create CSR matrix from x_index, y_index, value
  1,379  Sharing and editing numpy array in python multiprocessing
  1,379  Pythonic way to create a numpy array of coordinates
  1,379  How to suppress output in imported module
  1,379  Extrapolating data from a curve using Python
  1,379  Boolean masking on multiple axes with numpy
  1,378  Python linprog minimization error - simplex method
  1,378  python 3.5 - cannot use cvxopt
  1,378  Numpy dstack for 3d arrays
  1,378  How to revert a vertical numpy array (1D) to its usual horizontal default form?
  1,378  create new column from if else statement
  1,378  Avoiding ''complex division by zero'' error in Numpy (related to cmath)
  1,377  Using polyfit to plot scatter points with errors
  1,377  Python ReLu activation function desn't work
  1,377  Problems with pandas and numpy where condition/multiple values?
  1,377  Preserving column names in Sklearn Pipelines
  1,377  efficient way to resize numpy or dataset?
  1,377  Concatenating arrays with numpy doesn't work
  1,377  comparing Numpy arrays raises a.any() or a.all() error
  1,377  Blas seems very slow
  1,376  Python  -  Share a Numpy Array Between Processes?
  1,376  pandas DataFrame style, highlight nan's
  1,376  numpy array slicing, get one from each third dimension
  1,376  Multiply together list of matrices in Numpy
  1,376  matplotlib pyplot side-by-side graphics
  1,376  How can I cluster a list of a list of tuple (tag, probability)? - python
  1,376  Apply rotation matrix to vector + plot it
  1,375  to convert a list to a 2D matrix in python
  1,375  Tensorflow: terminate called after throwing an instance of 'std::system_error' what(): Resource temporarily unavailable
  1,375  TensorFlow - Cannot get the shape of matrix with the get_shape command
  1,375  Python MemoryError when not really out of memory?
  1,375 -> TypeError: cannot concatenate 'str' and 'float' objects
  1,375  Indices of k-minimum values along an axis of a numpy array
  1,375  How to plot a point-to-point alignment between two sequences of datapoints?
  1,375  Finding minimum and maximum value for each row, excluding NaN values
  1,375  Convert tuple to numpy ndarray
  1,374  Why does numpy's fromiter function require specifying the dtype when other array creation routines don't?
  1,374  Randomly generate list of tuples of random numeric string of random length
  1,374  In Python how to find max length of inner list in a 2D list? [duplicate]
  1,374  Improve performance of the np.irr function through vectorization
  1,374  How can I pack numpy bool arrays into a string of bits?
  1,374  Finding indexes of matching rows in two numpy arrays [duplicate]
  1,374  Fastest way to create a pandas column conditionally
  1,374  Create new column in Python array based on values calculated in the code
  1,374  Convert numpy array dtype. ValueError: setting an array element with a sequence
  1,374  2 d interpolation with the arrays with different dimensions in python
  1,373  TypeError: 'str' object is not callable in Ipython console, but not externally
  1,373  Python equivalent of MATLAB command prod [duplicate]
  1,373  Palette method using numpy
  1,373  numpy classification comparison with 3d array
  1,373  Normalization across colour channels in numpy
  1,373  Median-based linear regression in Python
  1,373  Imprecision with rotation matrix to align a vector to an axis
  1,373  Fitting Differential Equations: curve_fit converges to local minima
  1,373  Cross Entropy for batch with Theano
  1,373  Brute force all possible matrix combinations in python
  1,372  Training a Keras model on multiple feature files that are read in sequentially to save memory
  1,372  Subtract from one column of a numpy array
  1,372  Storing Numpy or Pandas Data in Mongodb
  1,372  Python 3 SyntaxError: invalid syntax(machine learning)
  1,372  Pandas to_numeric numerical precision
  1,372  Numpy savetxt error
  1,372  Numpy gives ''TypeError: can't multiply sequence by non-int of type 'float'''
  1,372  Numpy extract values on the diagonal from a matrix
  1,372  How to read xlsx or ods columns as numpy arrays in python
  1,372  how to fix ''Found input variables with inconsistent numbers of samples: [219, 247]''
  1,372  Fastest way to load huge .dat into array
  1,371  Sort each column of an numpy.ndarray using the output of numpy.argsort
  1,371  Save figures from double loop enumeration in Matplotlib
  1,371  Performance nested loop in numba
  1,371  How to display more than one image on the screen in PsychoPy?
  1,371  How to deal with exponent overflow of 64float precision in python?
  1,371  Efficiently store list of matrices
  1,370  Why is vector dot product slower with scipy's sparse csr_matrix than numpy's dense array?
  1,370  Remove features from binarized image
  1,370  Python Pandas - ''1D'' file to 2D array
  1,370  Output of numpy.diff is wrong
  1,370  Numpy multiply multiple columns by scalar
  1,370  Numpy - Calculating product of a diagonal
  1,370  Multiplying two 2D numpy arrays to a 3D array
  1,370  Faster alternative to numpy.einsum for taking the ''element-wise'' dot product of two lists of vectors?
  1,370  Creating feature (row) vectors, for SVM, from Pandas GroupBy function (and or other methods suggested)
  1,369  is there a 2D dictionary in python?
  1,369  How to improve the performance when 2d interpolating/smoothing lines using scipy?
  1,369  Getting a list of the range of 2 pandas columns
  1,369  Fitting partial Gaussian
  1,368  Why does saving/loading data in python take a lot more space/time than matlab?
  1,368  python import error with zip
  1,368  looping through an array to find euclidean distance in python
  1,368  ''Less/greater than'' comparison of N-dimensional and (N-k)-dimensional numpy arrays
  1,368  How to put console output into .csv using Python?
  1,368  Generating a spectrogram for a sequence of 2D movie frames
  1,368  Filter data, based on Latitude and Longitudes - Numpy
  1,368  Create a larger matrix from smaller matrices in numpy
  1,367  Sorting points from distance to a given point x,y here in my case (x=0,y=o)
  1,367  numpy.load unable to interpret pickle file as pickle in anaconda environment
  1,367  How to include the first few items of a numpy array with python
  1,367  How do I use numpy to find the unions between 2D and 3D arrays?
  1,367  Finding Coordinates of Line in HoughLineP() in OpenCV using Python
  1,367  Fast data reading from text file in numpy
  1,367  Arranging numpy arrays in a block matrix
  1,366  Selecting random position in numpy matrix
  1,366  save a numpy array properly
  1,366  Remove `dtype` fields from structured array [duplicate]
  1,366  Opencv python: apply arbitrary function to each pixel without iterating
  1,366  Numpy reshape on view
  1,366  numpy linalg.lstsq with big values
  1,366  How to delete specific rows from a numpy array using a condition?
  1,366  How to convert 16 bit PCM data into float in python?
  1,366  Generate transition matrix
  1,366  Creating a transparent mask with numpy
  1,366  Creating an empty multidimensional array
  1,365  scipy voronoi 3d - not all ridge points are shown
  1,365  opencv: finding contoures on numpy array
  1,365  Omit joining lines in matplotlib plot e.g. y = tan(x)
  1,365  Matplotlib and Numpy Math
  1,365  f2py: Pre-allocating arrays as input for Fortran subroutine
  1,365  draw 3D yield surfaces with matplotlib
  1,364  What is the fastest way to plot a 2d numpy array of pixel data with pygtk?
  1,364  Sklearn train model with single sample raises a DeprecationWarning
  1,364  ''Please upgrade your python'' when installing numpy ... when I have Python 3.8.1
  1,364  numpy create 2D mask from list of indices [+ then draw from masked array]
  1,364  Numpy Array Conditional Operation Mask?
  1,364  Error memory-mapping a file: Array can't be memory-mapped: Python objects in dtype
  1,364  Average face - algorithm
  1,363  Using nested for loops to evaluate function at every coordinate - python
  1,363  Python ValueError abs of an array
  1,363  numpy number array to strings with trailing zeros removed
  1,363  how to save feature matrix as csv file
  1,363  How to remove duplicates from a 3D array in Python?
  1,363  How do I use k-means on time series data that has nans?
  1,363  Defining and plotting a Schechter function: plot problems
  1,363  Create Sparse Matrix in Python
  1,362  ValueError: could not convert string to float: Numpy array [closed]
  1,362  shape of pandas dataframe to 3d array
  1,362  Python: Sliding windowed mean, ignoring missing data
  1,362  Numpy for app engine  -  ''No module named numpy''
  1,362  How to select all non-NaN columns and non-NaN last column using pandas?
  1,362  Efficiently accumulating a collection of sparse scipy matrices
  1,362  difference between np.concatenate and np.hstack [duplicate]
  1,362  Comparing rows of two pandas dataframes?
  1,361  Taking Exponential of a Sparse matrix
  1,361  scipy PchipInterpolator Error: 'array cannot be safely cast to required type'
  1,361  Remove elements from numpy array smaller than 1
  1,361  Python: Read text file with time in hour, minutes and seconds; and angle in degree, arc minutes and arc seconds
  1,361  Python builtin ''all'' with generators
  1,361  Pandas groupby object.aggregate with a custom list manipulation function
  1,361  Numpy .A1 array not always present
  1,361  Install scikit-learn, numpy import error
  1,361  How to select all locations of unique elements in numpy 2d array with bounding box around them?
  1,361  find nearest neighbors between numpy arrays
  1,361  Convert numpy arrays in a nested dictionary into list whilst preserving dictionary structure
  1,361  Can numpy diagonalise a skew-symmetric matrix with real arithmetic?
  1,361  Batched tensor multiplication with numpy
  1,360  Write numpy datetime64 in ISO 8601 with timezone
  1,360  Performing a moving linear fit to 1D data in Python
  1,360  Install-time dependencies in requirements.txt
  1,360  IndexError: shape mismatch: indexing arrays could not be broadcast together with shapes
  1,360  IDL's INT_TABULATE - SciPy equivalent?
  1,360  How to use np.where to find index where a value is in between array entries?
  1,360  How to get the pointer of a returned PyObject in Python C API?
  1,360  How can I create a numpy dtype from the string 'long'?
  1,359  Vectorized 2-D moving window in numpy including edges
  1,359  Numpy add (append) value to each row of 2-d array
  1,359  Keras sequence prediction with multiple simultaneous sequences
  1,359  How to set the min and max of the original array in sklearn.preprocessing.MinMaxScaler
  1,359  Creating package installer in OS X - install Python, NumPy and other dependencies
  1,358  replace min value to another in numpy array
  1,358  Numpy summarize one array by values of another
  1,358  Indexing tensor with index matrix in theano?
  1,358  How does parakeet differ from Numba? Because I didn't see any improvements on some NumPy expressions
  1,358  Avoiding Nan computation
  1,358  ''AttributeError: exp'' while using numpy.exp() on an apparently ordinary array
  1,357  Writing B-spline as Piecewise Cubic
  1,357  PCA sklearn ValueError: could not convert string to float: '[1, 3]'
  1,357  numpy argmax not working when value exceeds maximum in array
  1,357  multiply multidimensional arrays in python
  1,357  IndexError: too many indices when working with pandas data
  1,357  How to convert arrays of x,y,z coordinates to 3D path in numpy
  1,357  Efficiently applying function over moving window numpy array
  1,357  Crop an image in multiple rectangles and combine them into one in Python OpenCV
  1,357  Convert an array of arrays into a matrix
  1,357  Concise/elegant integration using pandas Series elements as bounds
  1,356  Replacing column of inf values with 0
  1,356  Python - typing - union of subscriptable type
  1,356  python pandas data-frame - duplicate rows according to a column value
  1,356  Python, applying a formula on each element in an numpy.array
  1,356  Numpy arrays with mixed mutable and immutable values
  1,356  Multidimensional symbolic matrix in Python
  1,356  Installing numpy on AWS Lambda server - C dependency error, no gcc [duplicate]
  1,356  Implement MATLAB's col2im 'sliding' in Python
  1,356  how to store my iterations into arrays in python?
  1,356  Finding the overlap of numpy images [duplicate]
  1,355  why is numpy.linalg.norm slow when called many times for small size data?
  1,355  Why correlation of two matrix return nan?
  1,355  Speed up this interpolation in python
  1,355  Read txt file for specific fields and store them in a numpy array
  1,355  How to get a fast lambda function from an sympy expression in 3 dimensions?
  1,355  How to convert a sparse dict to scipy.sparse matrix in python?
  1,355  How can you implement Householder based QR decomposition in Python?
  1,355  curve fitting in scipy is of poor quality. How can I improve it?
  1,355  Cannot Calculate Sum of Currency-Based Column Data in Pandas
  1,355  Append element to binary file
  1,355  Any workaround to getting a list to numpy array for keras input data?
  1,355  All operations that will result in nan values(python) [duplicate]
  1,354  Write multiple Numpy arrays of different dtype as columns of CSV file
  1,354  Round to a given number in Python
  1,354  Pandas error: “pandas.libs.hashtable.PyObjectHashTable.get_item (pandas/_libs/hashtable.c:20477)
  1,354  Numpy Append Matrix to Tensor
  1,354  Monotonically decreasing curve fit using Python
  1,354  Error importing CountVectorizer from sklearn
  1,353  sklearn::TypeError: Wrong type for parameter `n_values`. Expected 'auto', int or array of ints, got <type 'numpy.ndarray'>
  1,353  Python: faster alternative to numpy's random.choice()?
  1,353  Installing OpenCV in Raspberry Pi error while doing make
  1,353  Finding the source code for a Python module
  1,353  Finding the difference between two numpy structured arrays
  1,353  Applying pandas Timestamp() call to each item of a numpy array
  1,352  Wrong number of columns at line ##
  1,352  Writing a string value into CSV file in Python
  1,352  Unable to complete install of OpenCV. 'numpy/ndarrayobject.h' file not found
  1,352  Segmentation fault when using boost::numpy::ndarray
  1,352  find maximum value in array with excluded indices
  1,352  Conda env not loading correct version of numpy
  1,351  Save.npy masked array to a .npy array with NaNs where mask == True
  1,351  R^2 score is not well-defined with less than two samples. Python Sklearn
  1,351  Installing SciPy and Numpy with Macports
  1,351  Fully vectorise numpy polyfit
  1,351  Cannot copy sequence with size 0 to array axis with dimension 5
  1,351  Best way to implement numpy.sin(x) / x where x might contain 0
  1,350  Using logical_and to combine numpy masks
  1,350  Python: create mask from two arrays
  1,350  non-linear inversion for up to 1E9 values in python
  1,350  How to clip a numpy array?
  1,350  How can I pad and/or truncate a vector to a specified length using numpy?
  1,349  scipy.ndimage.filters.convolve - different modes along different axes?
  1,349  numpy.ndarray enumeration over a proper subset of the dimensions?
  1,349  In SciPy, using ix_() with sparse matrices doesn't seem to work so what else can I use?
  1,349  import numpy into flask app
  1,349  How to efficiently convert 2d numpy array into 1d numpy array of tuples?
  1,349  Get minimum value of masked array
  1,349  fastest way to obtain cross product
  1,349  Array order in ``
  1,348  Vectorizing a Numpy slice operation
  1,348  Plotting simulating bouncing
  1,348  Numpy table - advanced multiple criteria selection
  1,348  In numpy append multiple rows using for loop
  1,348  How to efficiently send a large numpy array to the cluster with Dask.array
  1,348  How to bin a matrix
  1,348  Figure dimensions, matplotlib, python3.4
  1,348  Fastest way for working with itertools.combinations
  1,348  Composite a numpy array/matrix based on column values and variables?
  1,348  3D Real time continuous plot using Python
  1,347  ValueError: setting an array element with a sequence when using feed_dict in TensorFlow
  1,347  TypeError: unsupported operand type(s) for -: 'str' and 'numpy.ndarray'
  1,347  Tensorflow batch training of single dimension numpy array without converting it into multiple dimension numpy arrays
  1,347  Replacing part of a plot with a dotted line
  1,347  numpy 3D meshgrid only as a view
  1,347  Numpy 1D array: Row or Column Matrix by Default?
  1,347  memory efficient way to make large zeros matrix python
  1,347  Initializing a symmetric Theano dmatrix from its upper triangle
  1,347  Grab image from screen to numpy array and display it as black and white image
  1,347  Calculating Percentile scores for each element with respect to its column
  1,346  realtime statistical analysis
  1,346  How do I split a 2D array into smaller 2D arrays, of variable size?
  1,346  Getting indices of ascending order of list
  1,346  efrc gives error length-1 array can be converted to python
  1,346  Displaying multiple images from a numpy array in a single plot
  1,345  ValueError: total size of new array must be unchanged (numpy for reshape)
  1,345  The upper limit of core usage in numpy vector operation
  1,345  Python Scipy Optimization: Runtime Warning Invalid Value Encountered in Log
  1,345  Python Numpy: All combinations from array or scalar
  1,345  pylab plot showing asymptotes
  1,345  Numpy/Scipy irfft strange behaviour
  1,345  How to decide the step size when using Metropolis–Hastings algorithm
  1,345  get the sum of diagonals and anti diagonals 2D N*N matrix using numpy
  1,345  Find consecutive ones in numpy array
  1,345  correct way of computing inner product with numba
  1,345  Conditional index in 2d array in python
  1,344  When dtype is specified with genfromtxt a 2D array becomes 1D - how to prevent this?
  1,344  What is the correct (stable, efficient) way to use matrix inversion in numpy? [duplicate]
  1,344  Scipy.optimize.minimize returning incorrect results
  1,344  OpenCV: Save frame matrix to text file (Python)
  1,344  How to serialize sympy lambdified function?
  1,344  Double sum in Python
  1,344  Can this cython code be optimized?
  1,344  Assign constant numpy array value to pandas dataframe column
  1,343  Subtract two dataframe with the same name different index
  1,343  Reverse even rows in a numpy array or pandas DataFrame
  1,343  Python MNE - reading EEG data from array
  1,343  numpy memmap memory usage - want to iterate once
  1,343  Installing Tensorflow on Mac for PyPy
  1,343  How to Prepare Data for DecisionTreeClassifier Scikit
  1,343  How to convert a Numpy array (Rows x Cols) to an array of XYZ coordinates?
  1,343  How to convert an R complex matrix into a numpy array using rpy2
  1,343  Group by in pandas dataframe and unioning a numpy array column
  1,342  Using Python to create a new Numpy array from an existing one
  1,342  Understanding axes in NumPy
  1,342  How to produce a ''Callable function''
  1,342  Best data structure: arrays of dictionaries, arrays of objects?
  1,341  Tensorflow: get variable or tensor by name in a nested scope
  1,341  Python (numpy) crashes system with large number of array elements
  1,341  numpy numerical differentiation
  1,341  fastest way to find the magnitude (length) squared of a vector field
  1,341  Building the derivative of Softmax in Tensorflow from a NumPy version
  1,341  Basemap and numpy 2d array
  1,340  Why is python choking on
  1,340  Why does numpy.ndarray allow for a ''None'' array?
  1,340  python log n choose k
  1,340  pandas merge(how=''inner'') result is bigger than both dataframes
  1,340  how to swap columns of the matrix, numpy
  1,340  how to quickly count equal element in a numpy.array?
  1,340  Fastest way to lowercase a numpy array of unicode strings in Cython
  1,340  Cannot access built-in webcam Python
  1,339  Searching numpy array for for pattern
  1,339  OpenCV-Python - How to format numpy arrays when using calibration functions
  1,339  numpy.memmap: bogus memory allocation
  1,339  Is the numpy.linalg.lstsq rcond parameter not working according to the description?
  1,339  Drawing random data from a given two dimensional distribution function [closed]
  1,338  python write to EXCEL cell range (NumPy?)
  1,338  Python – ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all()
  1,338  Python - AttributeError: __getitem__
  1,338  Numpy engineering notation
  1,338  Minimum x and y coordinate of 2d array. Python
  1,338  Issue obtaining minimum value of list/array
  1,338  How to get grabCut to work opencv python with GC_INIT_WITH_MASK
  1,338  How to flatten zipped object containing nested arrays to a list?
  1,338  how do you find and save duplicated rows in a numpy array?
  1,338  Get the three minimum values of an array in Python, ignoring a value
  1,338  Generate unique values based on rows in a numpy array
  1,338  Generate data with normally distributed noise and mean function
  1,338  Efficient element-wise function computation in Python
  1,338  Efficient columnwise correlation coefficient calculation
  1,338  create intersection from two or more 2d numpy arrays based on common value in one column
  1,337  value error: setting an array element with a sequence
  1,337  Speed up array interval comparison using NumPy
  1,337  Python: Split numpy array
  1,337  Python: Average of multiple 2D curves
  1,337  How to center align text produced by numpy.savetxt?
  1,337  Converting plain text list into array in python program [closed]
  1,336  What database is useful for replacing a dict of numpy arrays?
  1,336  Performance issues with pandas and filtering on datetime column
  1,336  How to extract lines in an array, which contain a certain value? (numpy, scipy)
  1,336  how does numpy.linalg.eigh vs numpy.linalg.svd?
  1,336  Fitting a quadratic function in python without numpy polyfit
  1,336  Converting Numpy ndarray to a list
  1,335  split randomly a list of array in Python
  1,335  Python scientific: interrupt differential equation solving with a condition
  1,335  How to read file with mixed data type into a numpy array in Python?
  1,335  Fast value swapping in numpy array
  1,335  Faster method for adjusting PIL pixel values
  1,335  Difference between numpy ediff1d and diff
  1,335  collapsing all dimensions of numpy array except the first two
  1,335  Append a ''layer'' to 3D-Array with Numpy
  1,334  tensorflow py_func is handy but makes my training step very slow.
  1,334  Subclassing Numpy Array - Propagate Attributes
  1,334  numpy array with mpz/mpfr values
  1,334  Increment Numpy multi-d array with repeated indices
  1,334  how to count adjacent elements in a 3d numpy array efficiently
  1,334  how to convert one column in dataframe into a 2D array in python
  1,333  Using Numpy in different platforms
  1,333  plot the centroid values over the existing plot using matplotlib
  1,333  Numpy resize and fill with specific value
  1,333  Most efficient way to implement numpy.in1d for muliple arrays
  1,333  Mapping a texture to a mayavi mesh
  1,333  How to create boolean index array for multidimensional NumPy array?
  1,333  How can I tell if a dataframe is of mixed type?
  1,333  Efficient way to get union of set of vectors in Numpy
  1,332  Python Pip installion: not recognised as a batch file ...  in command prompt windows
  1,332  python(numpy): how to read specific columns from CSV file?
  1,332  Numpy arrays same shape but getting ValueError: x and y must have same first dimension
  1,332  matching 1d arrays in 2d arrays in python
  1,332  In place difference between elements of a Numpy array
  1,332  Indexing a numpy array using a numpy array of slices
  1,332  get all unique value from a sparse matrix[python/scipy]
  1,332  For loop seems faster than NumPy/SciPy 3D interpolation
  1,332  Creating a large sparse matrix in scipy.sparse
  1,332  Convert/Reshape 3D Matrix to a 2D Matrix
  1,332  Contour plot in python [duplicate]
  1,331  Scikit learn Naive Bayes ValueError: dimension mismatch
  1,331  Remove last column of 2D matrix, or last element of 1D vector
  1,331  Python: why how/where/where np.where
  1,331  Numpy zero rank array indexing/broadcasting
  1,331  Manipulating indices to 2d numpy array
  1,331  In Pandas, how can I convert a ''long'' table to a ''wide and sparse'' table?
  1,331  How to crop a raster image by coordinates in python?
  1,331  f2py: Exposing parameters from ''used'' modules
  1,331  Efficient version of matlab's deconv in python
  1,331  Create new column with incremental values efficiently
  1,331  Convert ctypes pointer to a numpy array of floats
  1,331  Check if list of numpy arrays are equal
  1,331  Array in Python Object Oriented
  1,330  The difference between np.mean and pandas.mean
  1,330  Parallel processing of a 3d matrix in Python
  1,330  insert element in the start of the numpy array
  1,330  How do I download and install Pandas and Numpy for PyPy in Windows
  1,330  How can I concatenate a list of 2d numpy arrays into a 3d numpy array?
  1,330  generate 2D numpy array containing tuples
  1,330  Efficiently compute n-body gravitation in python
  1,330  Add multiple values to one numpy array index
  1,330  Adding a very repetitive matrix to a sparse one in numpy/scipy?
  1,329  Why is not saving the file on linux
  1,329  Select all possible subarrays of length n
  1,329  Scikit-learn: How to normalize row values horizontally?
  1,329  Pandas Series of lists from list of lists
  1,329  Opencv Otsu Thresholding error after use numpy?
  1,329  Numpy decimal points precision of complex numbers
  1,329  Matrix subtraction in python/numpy
  1,329  How to plot histogram of sum of two other histogram bars?
  1,329  How to make numpy array the same shape as another
  1,329  How to create array in C++ similar to Python's numpy array?
  1,329  Exponential fit of the data (python)
  1,329  Cython: unsigned int indices for numpy arrays gives different result
  1,329  Boolean Indexing but turns out to be some other operation
  1,328  Why is numba not improving the speed?
  1,328  What is the maximum timestamp numpy.datetime64 can handle?
  1,328  Tensorboard logging non-tensor (numpy) information (AUC)
  1,328  Running complex calculations (using python/pandas) in a Django server
  1,328  Open and convert to tensor an image from CSV file in TensorFlow
  1,328  Numpy: fast calculations considering items' neighbors and their position inside the array
  1,328  mplot3d tutorial examples are not running as they should
  1,328  Looping over list of vectors to create histograms for each vector
  1,328  List of coordinate pairs from an array in 20 x 20 chunks
  1,327  Windowed maximum in numpy
  1,327  When to use numpy, csv and pandas, reading a file (2D array) in Python? [closed]
  1,327  Rearranging rows and columns of a numpy array (in a single operation) [duplicate]
  1,327  Python: How can we smooth a noisy signal using moving average?
  1,327  Numpy/Pandas clean way to check if a specific value is NaN
  1,327  numpy boolean comparison between big arrays returns False instead of boolean array
  1,327  Normalize Pandas DataFrame at specific columns
  1,327  mysql.connector.errors.ProgrammingError: Failed processing format-parameters;Python 'list' cannot be converted to a MySQL type
  1,327  How to parallelize the numpy operations in cython
  1,327  Create Image Histogram Manually and Efficiently in Python
  1,326  Working with the output from recfromcsv
  1,326  When to use '.flat', '.flatiter' or '.flatten()'
  1,326  uniquify an array/list with a tolerance in python (uniquetol equivalent)
  1,326  Passing numpy string-format arrays to fortran using f2py
  1,326  Pandas how to read 0-padded number with read_fwf?
  1,326  ''Not Enough Image Data'' Error when Converting CV2 Numpy Array into RGB Image
  1,326  Levinson algorithm in python
  1,326  Get positions of elements of array whose difference is minimum in NumPy
  1,326  Create list of numbers mirrored around zero (python)
  1,325  python package installation gives ''error: command 'gcc' failed with exit status 1''
  1,325  Python: How to do several float formattings with 1 lambda function
  1,325  Obtaining Legendre polynomial form once Legendre coefficients are determined
  1,325  NumPy array holding .wav audio data for sounddevice
  1,325  How to resize N-d numpy image?
  1,325  How to cancel the effect of numpy seed()?
  1,325  error in strpdate2num converter in matplotlib
  1,325  Converting numpy array to spark dataframe to input into MySQL (pyspark)
  1,324  send an image (as numpy array) ''
  1,324  Python: merging channels in opencv and manually
  1,324  masking a series with a boolean array
  1,324  In python, How to make right operand takes the priority (of __rmul__ method) when multiplying two different class?
  1,324  How can I do template matching in opencv with colour?
  1,324  Get Elements from one array based on list of index from another array
  1,324  Elementwise AND or OR operations in python for 2D array
  1,323  What do pixel values in an image array mean?
  1,323  Python: Why are eigenvectors not the same as first PCA weights?
  1,323  PIL weird error after resizing image in skimage
  1,323  Generating user-defined colormap in Python matplotlib
  1,323  for loop to produce multiple polyfit scatter plots
  1,323  Data gap finding (not filling) in pandas?
  1,323  Concatenate strings from a 2D numpy array
  1,322  Quickly convert numpy arrays with index to dict of numpy arrays keyed on that index
  1,322  How to compute the similarity between lists of features?
  1,322  How can I port code that uses numpy.fft.rfft from python to C++?
  1,322  How can I do this python list comprehension in NumPy?
  1,321  Value and Index of MAX in each column of matrix
  1,321  pandas DataFrame error ''tuple index out of range''
  1,321  Element-wise minimum of two numpy arrays indexed by another array
  1,320  what is a reason to use ndarray instead of python array
  1,320  Summation of every row, column and diagonal in a 3x3 matrix numpy
  1,320  Reading a numpy array from a text file returns 'nan'
  1,320  Read a text file into a pandas dataframe or numpy array
  1,320  numpy pandas not working in IDLE / work in Anaconda
  1,320  Numpy: binning data with ties according to percentiles
  1,320  Kivy + Numpy @ Android error
  1,320  How would I pitch a wav-file using Python
  1,320  How to generate a multidimensional cube in Python
  1,320  How to add a 2D subarray in an existing 2D array using numpy?
  1,320  How can I load an image with its alpha channel with skimage?
  1,320  Extract unique rows from a matrix in numpy with the frequency of each row that was created
  1,320  Error calculating curvature with numpy
  1,320  Dynamically appending to a Pandas Dataframe
  1,320  Correlate one set of vectors to another in numpy?
  1,319  parameters constraint in numpy lstsq
  1,319  Numpy EIG approximately 4x slower than MATLAB EIG on Mac OS X 10.6. What am I doing wrong?
  1,319  numpy.allclose and multiprecision with mpmath
  1,319  Merging three numpy arrays as jpeg image in python
  1,319  Memory usage in Numpy
  1,319  How to approach first and last element of one dimensional numpy array in python? [closed]
  1,319  How can I translate a MATLAB cell in Python 3?
  1,319  gradient descent using python numpy matrix class
  1,319  gnuplot style index plotting using numpy and matplotlib
  1,318  Using Matplotlib & Abaqus 6.12
  1,318  Trying to install numpy 1.7
  1,318  numpy, scipy, interp1d - TypeError: tuple indices must be integers, not str
  1,318  Method for finding strictly greater-than-zero solution for Python's Scipy Linear Programing
  1,318  matplotlib update installation
  1,317  Scipy randint vs numpy randint
  1,317  Scipy NDimage correlate: unbearably slow
  1,317  Keras with Tensorflow backend on GPU. MKL ERROR: Parameter 4 was incorrect on entry to DLASCL
  1,317  Elementwise comparison of numpy arrays of different lengths [duplicate]
  1,317  Count of specific case per row in matrix
  1,317  Broadcasting a list in Pandas
  1,317  Apply function to each list in numpy array of lists
  1,316  What is the fastest way to convert from a unixtime to a numpy.datetime64?
  1,316  Transforming a rectangle in Python
  1,316  Python: Alternative way to avoid memoryerror when using numpy array?
  1,316  plotting multiple curves out of one numpy array
  1,316  numpy lstsq  -  memory and run-time performance
  1,316  Is there a faster way to add two 2-d numpy array
  1,316  delete pixel from the raster image with specific range value
  1,316  Anaconda, Spyder, Mayavi
  1,315  Writing Pandas Dataframes as well as numpy arrays to a common Excel File
  1,315  Using np.view() with changes to structured arrays in numpy 1.14
  1,315  solution for the flipping coin issue
  1,315  Perform a series of outer products using tracedot in scipy
  1,315  numpy meshgrid to Shapely polygons
  1,315  Numpy: apparent memory error
  1,315  How to smooth date based data in matplotlib?
  1,315  3D Polar Plot - griddata doesn't allow cubic interpolation, only linear which results in an ''unsmooth'' plot
  1,314  Speeding up multinomial random sample in Python/NumPy
  1,314  Python Numpy add 3 arrays in one array
  1,314  NumPy array_equal function not working as expected
  1,314  Numerical integration over non-uniform Grids
  1,314  Matplotlib histogram - plotting values greater than a given value
  1,314  How to create colour map from 3 arrays in python
  1,314  How do I sort a dataframe by by an array not in the dataframe
  1,314  Getting a vector of dictionary values in an array, python
  1,314  efficiently calculate list of 3d rotation matrices in numpy or scipy
  1,314  CSV >> Tensorflow >> regression (via neural network) model
  1,314  Convert UIImage from BGR to RGB
  1,313  Pretty printing polynomials in IPython notebook
  1,313  NumPy array views on non-consecutive items
  1,313  Is there any way to read one image row/column into an array in Python?
  1,313  index 1 is out of bounds for axis 0 with size 1 in matrix
  1,313  how can I call this function in cython?
  1,313  Getting the majority element per row in numpy matrix
  1,313  Checking if an array is element of a list of arrays
  1,312  Sort a numpy array by another array, along a particular axis, using less memory
  1,312  Numpy needs the ucs2
  1,312  How to play sound from samples contained in NumPy array?
  1,312  How to compare two numpy arrays of strings with the ''in'' operator to get a boolean array using array broadcasting?
  1,312  Getting unique values from a column in Pandas
  1,312  Count how many matrices have full rank for all submatrices
  1,311  Tracking Error on a number of benchmarks
  1,311  Sample from weighted histogram
  1,311  Memory efficient Python batch processing
  1,311  melting uniquely indexed pandas dataframes for use with ggplot/rpy2
  1,311  How can I use scipy's affine_transform to do an arbitrary affine transformation on a color image?
  1,311  A python script that returns expected returns, covariance and volatility of 2 assets
  1,310  Pysparse installation ubuntu
  1,310  numpy - select the rows where a column is equal in two arrays
  1,310  Numpy dot operation is not using all cpu cores
  1,310  Matrix multiplication with numpy.einsum
  1,310  Mathematica HDF5 and compound arrays
  1,310  Issue converting list to NumPy array
  1,310  how to get the first occurring of an element from every row in a 2D numpy array?
  1,310  How to construct a symmetric matrix in Python
  1,310  find the start position of the longest sequence of 1's
  1,310  Execute Python From C# Without IronPython [duplicate]
  1,310  Convert float NumPy array to big endian
  1,309  Raw numpy array from real-time network audio stream in Python
  1,309  Quickest way to write large data to file in Python [closed]
  1,309  Python/Pandas for solving grouped mean, median, mode and standard deviation
  1,309  Python: dynamically update a plot after user input
  1,309  pyopengl buffer dynamic read from numpy array
  1,309  Pandas to_csv now not writing values correctly
  1,309  Object to deep for desired array, numpy random choice
  1,308  unable to import numpy and pandas into django
  1,308  Summing each 3x3 window of a M*N matrix, into a M/3*N/3 matrix with numpy
  1,308  Scatter plot with string X and Y coordinates
  1,308  Python regularized gradient descent for logistic regression
  1,308  Python/Numpy joining subarrays of an array together
  1,308  Python – ImportError: cannot import name X
  1,308  Numpy arrays as image, image channels
  1,308  Installing numpy using port (Python default version issue)
  1,308  How to work out ''ComplexWarning: Casting complex values to real discards the imaginary part''?
  1,308  How to train/upscale a very large dataset using scikit-learn?
  1,308  How to calculate mean for batch of images in Python in a non vectorized way?
  1,308  Display image patches in python
  1,308  Defining columns in numpy array - TypeError: invalid type promotion
  1,308  Create a new array from numpy array based on the conditions from a list
  1,307  ValueError: shapes (9,) and (4,) not aligned
  1,307  Sparse arrays from tuples
  1,307  Reading every Nth line from a .txt file (Python)
  1,307  numpy & pandas 'ModuleNotFoundError' in Jupyter notebook (Python 3)
  1,307  list indices must be integers or slices, not numpy.float64
  1,307  In Python (Pandas/Numpy), How to subset a df using a condition and a specific chunk size?
  1,307  How can I work around overflow error in matplotlib?
  1,307  DSP - get the amplitude of all the frequencies
  1,307  Creating density estimate in numpy
  1,306  Pass in OpenCV image to KNearest's find_nearest
  1,306  Optimize function parameters
  1,306  Linear Regression with Gradient Descent in Python with numpy
  1,306  importing networkx object to gephi - KeyError: <type 'numpy.int64'>
  1,306  How to get deque elements via indices?
  1,306  Extrapolate 2d numpy array in one dimension
  1,306  dtype argument in numpy.genfromtxt
  1,305  scipy imsave saves wrong values
  1,305  Python Connected With SQL Server (HY105 Error) Invalid Parameter Type HY105
  1,305  Plot really big file in python (5GB) with x axis offset
  1,305  Multiple conditions np.extract
  1,305  How to write a tuple of floats to the file space separated with only one call to write in python?
  1,305  how to create batches from TFrecord for training network in tensorflow?
  1,305  How to count frequency of a element in numpy array?
  1,304  Year as Float to Datetime64
  1,304  What is the TensorFlow equivalent of this numpy array permutation?
  1,304  Python deprecation warning about sum function
  1,304  Pause or stop numpy calculation after RuntimeWarning occured
  1,304  Numpy arrays vs Python arrays [duplicate]
  1,304  Group data from multiple columns in a csv in Python by timestamps over a defined time range
  1,304  efficient numpy.roll before numpy.sum() or mean()
  1,304  Converting a list of 3d matrix into 4d matrix
  1,303  What is the most efficient way of doing square root of sum of square of two numbers?
  1,303  Simulating a logarithmic spiral galaxy in python
  1,303  Python randomly drops to 0% CPU usage, causing the code to ''hang up'', when handling large numpy arrays?
  1,303  Python multiprocessing global numpy arrays
  1,303  Probabilistic selection from a numpy array
  1,303  pandas dataframe to features and labels
  1,303  matplotlib 3D plot, plot_surface black
  1,303  LED strip matrix for FFT with Python and Raspberry Pi
  1,303  How to save a Python dtype('O') in an HDF5
  1,303  generate a 2D array of numpy.random.choice without replacement
  1,303  Cross correlation of medium sized arrays
  1,302  What is the javascript equivalent of numpy argsort?
  1,302  Rotating an Image in Python
  1,302  Principal Component Analysis (PCA) using python
  1,302  Numpy types for Cython users
  1,302  NumPy - How to bitwise and over each element in matrix rows
  1,302  Interpolating and estimating uncertainty
  1,302  Fermi Surface Plots
  1,302  Encode rows of boolean numpy array to bytes
  1,301  Special tensor contraction in Python
  1,301  Search for all templates using scikit-image
  1,301  Python Pandas Groupby and Aggregation
  1,301  Python Issue with ' b ' while importing cdv using load text from numpy
  1,301  Numpy: How to create a grid-like array?
  1,301  How to fix ''Singleton array array(0) cannot be considered a valid collection.''
  1,301  Draw derivatives using matplotlib, but the plot is out of order
  1,301  creating a masked array from text fields
  1,301  Convert Pandas Dataframe Row and Column to Numpy Array
  1,301  Aggregate and fill data for missing dates (days and hours)
  1,300  Python - how to store multiple lists in one list?
  1,300  Python 3.3 with numpy error under ubuntu 12.04
  1,300  OpenCV VideoWriter: Issues with playing video
  1,300  Fit straight line on semi-log scale with Matplotlib
  1,300  Finding the indices of the rows where there are non-zero entries in a sparse csc_matrix
  1,300  alpha & beta (for linear regression) calculations output nan?
  1,299  Time comparison for TensorFlow operation and Numpy multiplication
  1,299  Tensorflow equivalent of np.corrcoef on a specific axis
  1,299  (Python) ValueError: could not convert string to float:
  1,299  Python: Add a column to numpy 1d array
  1,299  Looping through pandas' dataframe rows and compare values on columns
  1,299  How to shift an image in Scipy?
  1,299  How to reshape pixel list into RGB matrix?
  1,299  How to display dataframes?
  1,299  Adding new words to text vectorizer in scikit-learn
  1,298  timestamp from a txt file into an array
  1,298  slicing error in numpy array
  1,298  Real Time FFT Plotting In Python ( MatPlotLib)
  1,298  Python-opencv read image from byte string with unknown data type (uint8/16)
  1,298  Python Keep points in spline interpolation
  1,298  Numpy - weird behavior with plus equal with slicing
  1,298  How do you convert a numpy.float64 to Python native string type for writing to a file with write()?
  1,297  Using FFT to find the center of mass under periodic boundary conditions
  1,297  Unexpected FFT Results with Python
  1,297  Numpy max slow when applied to list of arrays
  1,297  Multiply each element in numpy array by each element in another numpy array
  1,297  Fourier Transform of Triangle Wave in Python
  1,296  Trouble with speeding up functions with numba JIT
  1,296  Summing rows in grouped pandas dataframe and return NaN
  1,296  (Python) Find the indices of the values in two arrays that are equal to the values in two other arrays
  1,296  Numpy shape method returns wrong dimensions
  1,296  NumPy min/max in-place assignment
  1,296  Numpy loadtxt works with urllib2 response but not requests response
  1,296  How to simulate coupled PDE in python
  1,296  How to create a sub data-frame from a given pandas data-frame?
  1,296  Easiest way to plot values as symbols in scatter plot?
  1,296  Definitive way to match Stata weighted xtile command using Python?
  1,296  calculating mean of several numpy masked arrays (masked_all)
  1,296  boolean indexing in xarray
  1,295  MATLAB ind2sub and Numpy unravel_index inconsistency
  1,294  Why does a conversion from np.datetime64 to float and back lead to a time difference?
  1,294  Unzip a NumPy array
  1,294  Right multiplication of a dense array with a sparse matrix
  1,294  Python pickling error: TypeError: object pickle not returning list. Issue with numpy?
  1,294  Python: Calculating the inverse of a pseudo inverse matrix
  1,294  How to prefer `defaults` numpy over `conda-forge` numpy when installing `conda-forge` package
  1,294  How to fix ''not enough values to unpack (expected 2, got 1)''?
  1,294  How scipy.stats handles nans?
  1,294  Average elements in sublists
  1,293  What is the fastest way to insert elements diagonally in 2D numpy array?
  1,293  SLSQP Error: length of bounds is not compatible with that of x0
  1,293  sklearn's `RandomizedSearchCV` not working with `np.random.RandomState`
  1,293  Sklearn Linear Regression with Date Data
  1,293  scikits.audiolab doen't import into python (numpy.dtype)
  1,293  Parallel read_table in pandas
  1,293  multiply every element in numpy.array a with every element in numpy.array b
  1,293  itertools does not recognize numpy ints as valid inputs on Python 3.6
  1,293  How to evaluate and add string to numpy array element
  1,293  does numpy asarray() refer to original list
  1,292  Updating part of column in Pandas data frame with a Numpy array
  1,292  Test if an array is broadcastable to a shape?
  1,292  Split a pandas dataframe column into multiple columns [duplicate]
  1,292  Solving Non-Linear Differential Equation Sympy
  1,292  Python parallel computing using joblib
  1,292  Python: How do i find an equation's value for a given input
  1,292  K-Means Clustering From Scratch in Python
  1,292  Iteration through all 1 dimensional subarrays of a multi-dimensional array
  1,292  Fastest way to get bounding boxes around segments in a label map
  1,292  Average every x numbers in NumPy array
  1,291  sklearn DecisionTreeClassifier using strings that should be considered categorical
  1,291  Read csv data by numpy
  1,291  pyopengl - dynamically updating values in a vertex buffer object
  1,291  Number of features of the model must match the input
  1,291  My ipython and libraries disabled after installing OS X 10.8 (Mountain Lion)
  1,291  Most efficient way to take log of numpy array but ignore 0's
  1,291  indexing spherical subset of 3d grid data in numpy
  1,291  How to declare a 2 dimensional array with different row lengths using np.array?
  1,291  How does numpy.tensordot function works step-by-step?
  1,291  Generating random number for a distribution of a real data?
  1,291  Efficiently using Numpy to assign function values to array
  1,291  Efficiently convert System.Single[,] to numpy array
  1,291  Easy way to collapse trailing dimensions of numpy array?
  1,290  Using function factories in pyx/pxd files to generate cython function wrappers for C-library
  1,290  Solving a first order BVP with two boundary conditions with scipy's solve_bvp
  1,290  Replacing values in a pandas dataframe based on multiple conditions
  1,290  How to vertically merge two images?
  1,290  Groupby and transpose in pandas, python
  1,290  Efficiently Using Multiple Numpy Slices for Random Image Cropping
  1,289  Using numpy `as_strided` function to create patches, tiles, rolling or sliding windows of arbitrary dimension
  1,289  string argument without an encoding
  1,289  Scipy odeint Non-negative solution
  1,289  scipy.interpolate.griddata issue with x/y pairs built from numpy.linspace()
  1,289  Resolve ValueError when using random choice from a list with restrictions
  1,289  Python: Sampling from a discrete distribution defined in an n-dimensional array
  1,289  plotting complex function from one set to another
  1,289  Numpy arrays vs lists for custom classes
  1,289  Matplotlib Xtick Overlap
  1,289  Issue with scipy quad integration in python
  1,289  How to use numpy's einsum to take the dot product of an subarray?
  1,289  How does numpy.ravel_multi_index work? [duplicate]
  1,289  Find indices of large array if it contains values in smaller array
  1,289  Fast 1D linear np.NaN interpolation over large 3D array
  1,289  adding numpy vector to a numpy multi-dimensional array
  1,288  What is causing my Python program to run out of memory using opencv?
  1,288  Tracking Multi-Index and Modifying Values in NumPy
  1,288  Python/Numpy Slicing an array every nth row
  1,288  Pandas (Python) reading and working on Java BigInteger/ large numbers
  1,288  Numpy array of numpy arrays has 1D shape
  1,288  Detrend with mask Python
  1,287  unsupported operand type(s) for +: 'numpy.ndarray' and 'str'
  1,287  SciPy installation on windows for python 3.5 [duplicate]
  1,287  Pandas: Drop leading rows with NaN threshold in dataframe
  1,287  Cannot cast array data from dtype('float64') to dtype('int64') according to the rule 'safe' ! astype function between int and float
  1,287  Bundling Python3 packages for PySpark results in missing imports
  1,286  Sklearn CountVectorizer get most frequently occurring features by class
  1,286  Python 32/64-bit machine float summing of transposed matrix not correct?
  1,286  Perform numpy exp function in-place
  1,286  Pandas data frame: replace nan with the mean of that row
  1,286  numpy where operation on 2D array
  1,286  Function that computes Runge Kutta not ploting
  1,286  Fancy indexing in C++ using boost::range
  1,286  Extending numpy with cython
  1,286  Error on using xarray open_mfdataset function
  1,286  declaring numpy array with int type and pass array pointer to c code
  1,286  Can I get pytesseract command to work properly in pycharm which is throwing errors
  1,286  Arrays syntax in python [duplicate]
  1,285  ValueError: object of too small depth for desired array
  1,285  python - spaCy module won't import
  1,285  Python/Numpy - Speeding up Monte Carlo method for radioactive decay
  1,285  Optimizing numpy matrix operations (currently using a for loop)
  1,285  matplotlib heatmap reversing data?
  1,285  How to pick a random element in an np array only if it isn't a certain value
  1,285  hdf5 and ndarray append / time-efficient approach for large data-sets
  1,285  Displaying numpy matrix in matplotlib [duplicate]
  1,285  Deploying scientific python algorithm on Amazon ec2
  1,285  Convert a Pandas Series in Accounting Format to a Numeric Series? [duplicate]
  1,284  Rank within columns of 2d array
  1,284  python numpy range() and sum(-1)
  1,284  Numpy variable assignment is by reference?
  1,284  How to determine input shape in keras?
  1,284  How can I iterate over an 1D array and build a 2D array in Numpy?
  1,284  formatting timeseries x-axis in pandas/matplotlib
  1,284  Convert .png file to pandas DataFrame
  1,284  Calculate a plane from point cloud in Python without Numpy
  1,283  tf.estimator.inputs.pandas_input_fn throws _NumericColumn' object has no attribute 'insert_transformed_feature
  1,283  Read values from txt with rows of different sizes into a single numpy array
  1,283  libraries for regression clustering in python?
  1,283  How to read different parts or blocks of a file with numpy
  1,282  Returning a Numpy Array as a CSV from Flask
  1,282  numpy.array.__iadd__ and repeated indices [duplicate]
  1,282  networkx remove node attribute
  1,282  Is there a way to calculate the slope for each successive point in two data frames, store all the values for slope and then plot it?
  1,282  Is numpy optimized for raspberry-pi automatically
  1,282  How to 'unpack' a list or tuple in Python
  1,282  How to multiply every column of one Pandas Dataframe with every column of another Dataframe efficiently?
  1,282  How to efficiently calculate distance to nearest 1 in mask in numpy?
  1,282  How can I compute the null space/kernel (x: M&middot;x = 0) of a sparse matrix in Python?
  1,281  Why would using 8 threads be faster than 4 threads on a 4 core Hyper Threaded CPU?
  1,281  Using numpy arrays to count the number of points within the cells of a regular grid
  1,281  Populate numpy matrix dynamically from array values?
  1,281  pandas slicing nested values along with other columns
  1,281  Issue installing Numpy on Mac OSX using virtualenv
  1,281  In Python: the center of mass of specific regions of values in a 2D numpy array
  1,281  How to vectorize finding max value in numpy array with if statement?
  1,281  How to declare a binary array in numpy?
  1,281  how to cross compile python packages (e.g. Numpy) for ARM
  1,281  Evaluate the probability density of Gaussian distribution on a square grid
  1,281  Downsampling point clouds to specific number of points while retaining shape
  1,281  Correct usage of numpy.nditer?
  1,280  SKLearn Cross Validation Error  -  Type Error
  1,280  Python: Choose the n points better distributed from a bunch of points
  1,280  problems with numpy.savetxt
  1,280  pdist2 in numpy? (compute pairwise distance between rows in two matrices) [duplicate]
  1,280  Indexing into channel data (numpy arrays) using OpenCV python bindings
  1,280  Fitting a curve to a set of data points for time series prediction
  1,280  Creating `NumPy` arrays inside a function decorated with `numba`'s `@jit(nopython=True)`?
  1,280  Creating and Storing Multi-Dimensional Array in a netCDF File
  1,280  Conditional calculation in python
  1,279  What does (n,) mean in the context of numpy and vectors?
  1,279  Use lambda expression with numpy array
  1,279  Timeseries as 2 numpy arrays ('Date' and 'Data') and then extracting 'Data' from a specified 'Date' range?
  1,279  Speeding up linear interpolation of many pixel locations in NumPy
  1,279  receiving ''ValueError: setting an array element with a sequence.''
  1,279  placing numbers into bins with numpy
  1,279  Overlaying two plots using pcolor
  1,279  Faster apply of a function to every row in pandas [duplicate]
  1,279  Extracting numpy array slice from numpy.argmax results
  1,279  Comparing two matrices row-wise by occurrence in NumPy
  1,278  Understanding how to specify the newshape parameter for numpy's reshape()
  1,278  Python and conflicting module names
  1,278  Moviepy - avoid writing to disk with ImageSequenceClip?
  1,278  How to generate PWM using python
  1,278  fastest way to get closest 10 euclidean neighbors of large feature vector in python
  1,277  Where should I make heavy computations ? Client or server side?
  1,277  Understanding this Pandas script
  1,277  Rotating ellipse in python using x,y,theta
  1,277  Redraw plot in same window with scipy / voronoi_plot_2d
  1,277  NumPy: calculate cumulative median
  1,277  interpolating values from a dataframe based on a column value
  1,277  How to implement tf.space_to_depth with numpy?
  1,276  Set none if numpy array index does not exist
  1,276  Performance of xtensor types vs. NumPy for simple reduction
  1,276  Numpy sorting array (sparse)
  1,276  Linear interpolation of two 2D arrays
  1,276  How do numpy arrays change when passed to functions as parameters
  1,276  How do I vectorize a function with Numba, when the function takes arrays as arguments?
  1,275  Why numpy.empty_like() return an array fill with zero is unsafe?
  1,275  Using rolling_apply with a function that requires 2 arguments in Pandas
  1,275  using cython in combination with gsl
  1,275  Typecasting a numpy matrix into a string in python
  1,275  Training different scikit-learn classifiers on multiple CPUs for each iteration
  1,275  R's equivalent of numpy where
  1,275  Python: How to increase the dimensions of a matrix without expanding it?
  1,275  Numpy way to set all values in a specific dimension of an array
  1,275  Multiply matrix by each row of another matrix in Numpy
  1,275  how to use numpy polyfit to force scatter points linear fit pass through zero?
  1,275  How to speed up Numpy sum and Python for-loop?
  1,275  How do I write a multivariate objective function for use with scipy.optimize.minimize() so that it can also be plotted with matplotlib?
  1,275  Generate all possible outcomes of k balls in n bins (sum of multinomial / categorical outcomes)
  1,275  Estimating the probability density of sum of uniform random variables in python
  1,275  Convert a list of values to a time series in python
  1,275  Column wise sum V row wise sum: Why don't I see a difference using NumPy?
  1,275  Add each list element to beginning of each row in numpy matrix
  1,274  Text file whitespace can`t be removed in Python
  1,274  Scipy inv(A) vs A.I
  1,274  How do I make set_printoptions(suppress=True) permanent?
  1,274  Flatten 3-d numpy array
  1,274  Error building NumPy with MKL on OSX with Python 3.3
  1,274  Efficient way of generating latin squares (or randomly permute numbers in matrix uniquely on both axes - using NumPy)
  1,273  Python mean and standard deviation in list of dictionaries [closed]
  1,273  Numpy matrix modified through a copy
  1,273  Finding non-intersection of two pytorch tensors
  1,273  Difference between every pair of columns of two numpy arrays (how to do it more efficiently)?
  1,273  Create sparse circulant matrix in python
  1,273  Create a mask both for nan and inf values in an array
  1,273  argument order in numpy.apply_along_axis
  1,272  Why multiply the error by the derivative of the sigmoid in neural networks?
  1,272  Tensorflow: analogue for numpy.take?
  1,272  Python Numpy - cannot get array to save/load properly
  1,272  Python curve fitting on pandas dataframe then add coef to new columns
  1,272  Passing variable from an array to scipy.integrate.quad() in python
  1,272  Multidimensional list(array) reassignment problem
  1,272  Is there a fast way to compare one element in a numpy array to the rest of the elements in that array?
  1,272  How to convert from bytes (1D) array to RGB array (2D) in Python 3.6? (NumPy or SciPy?)
  1,272  Elementwise multiplication of numpy matrix and column array
  1,272  Creating reference to HDF dataset in H5py using astype
  1,272  Creating numpy array with different steps
  1,271  why is dot product in dask slower than in numpy
  1,271  Vectorized (partial) inverse of an N*M*M tensor with numpy
  1,271  Python implementation of the Crout matrix decomposition
  1,271  Optimizing a python function with numpy arrays
  1,271  Interweave two dataframes
  1,271  Get a percentage range of a list in python
  1,271  Gauss-Legendre over intervals -x -> infinity: adaptive algorithm to transform weights and nodes efficiently
  1,271  Comparing neighbors of each element of an array with for-loop
  1,271  Calculate big covariance matrix using python
  1,270  Summing elements of numpy array in Python
  1,270  Save array data in one output file using for loop Python
  1,270  How to visualize numpy.zeros array as an RGB image?
  1,270  Adding numpy array to a heap queue
  1,269  Python: precision failure in computing acute angle
  1,269  pandas str.contains match against multiple strings and get the matched values
  1,269  Numpy Indexing: Get every second coloumn for each even row
  1,269  numpy: bitwise and on array
  1,269  Insert 2D array into 3D array in python
  1,269  Import BioPython in Spyder Py does not work
  1,269  How to pass float argument in predict function of scikit linear regression?
  1,269  How to find the intersection points of a straight line and a curve-like set of two dimensional points?
  1,269  how can I get the position of the nonzero values in a numpy array?
  1,269  Convert 2d array to collored image in python
  1,268  Scipy maximizing linear programming doesn't work [closed]
  1,268  Rotate covariance matrix
  1,268  Name columns when importing csv to dataframe in dask
  1,268  How to reset indices of numpy.ndarray into desired index range? [closed]
  1,268  How do you plot the total summation of harmonics in python
  1,268  How do I convert a tuple to an Integer in python
  1,268  Cannot reshape array of size 470 into shape (20)
  1,268  Attribute error when using numpy array's astype function
  1,267  Why is vectorized numpy code slower than for loops?
  1,267  Weird TypeError from json.dumps
  1,267  scipy.optimize.lsq_linear bounds error
  1,267  numpy ImportError cannot import name 'multiarray'
  1,267  Import Numpy in Python WebJob on Azure
  1,267  How to select subset of 3D numpy array ending in a value?
  1,267  can't install numpy package in pycharm with latest pycharm and python 2.7
  1,266  Standalone Executable Created by PyInstaller Can't Import Numpy
  1,266  Reading certain columns from multiple data files into one file in python
  1,266  OpenCV createCalibrateDebevec.process is giving me ''dst is not a numpy array, neither a scalar''
  1,266  Numpy squeeze - 'list' object has no attribute 'squeeze'
  1,266  Numpy out of memory
  1,266  Normalized histogram of float: unexpected behaviour in numpy/matplotlib
  1,266  Issues in Plotting Intraday OHLC Chart with Matplotlib
  1,266  Interpolate a 3D array in Python
  1,266  how to find replacement of deprecated function in scipy?
  1,266  GSVD for python Generalized Singular Value Decomposition
  1,266  Finding (x,y) coordinates where z passes a test in numpy
  1,266  Finding min with groupby in pandas data frame
  1,266  Convert value to float using asType() numpy
  1,266  Categories columns in second row to the first row in DataFrame Pandas?
  1,265  Python: cannot import even if scipy is installed
  1,265  Passing arrays from Python to Fortran with F2PY results error=2 (shape related)
  1,265  numpy - how to round last two columns of an array
  1,265  Messed up numpy installation - `GFORTRAN_1.4' not found bug
  1,265  How to multiply a vector with a matrix element-wise in numpy?
  1,265  How to divide matrix elements by corresponding matrix row sum in numpy? [duplicate]
  1,265  How to build a lookup table for tri-linear interpolation in NumPy?
  1,265  How can I update arrays in h5py?
  1,265  Fast fuse of close points in a numpy-2d (vectorized)
  1,265  Detect ordered pair in numpy array
  1,265  Compute EWMA over sparse/irregular TimeSeries in Pandas
  1,264  Using Python in R with reticulate package - Numpy not found
  1,264  Should a NumPy addon or NumPy wrapper for NodeJS be written?
  1,264  NumPy - creating 1-hot tensor from a 2D numpy array
  1,264  numpy.asarray( (  ... ) ) does not work
  1,264  Numba - does nopython mode support list of tuples?
  1,264  Normalize csv files using python
  1,264  Nested ifelse alternative in pandas
  1,264  Get array row and column number according to values in python
  1,264  Computing the distance to a convex hull
  1,263  Remainder function (%) runtime on numpy arrays is far longer than manual remainder calculation
  1,263  Python - interpolating/pcolor unevenly spaced numpy matrix
  1,263  Printing complete coo_matrix
  1,263  Is there a parallelized version of scipy.optimize.minimize?
  1,263  Install numpy latest package using apt-get
  1,263  How to find Inverse Cumulative Distribution Function of discrete functions in Python
  1,263  Find matching points in 2 separate numpy arrays
  1,263  Calculate polar decompostion of a numpy matrix?
  1,263  append a list at the end of each row of 2D array
  1,262  Unable to import ctypes on google-app-engine development server
  1,262  Trying to understand NumPy's linalg.norm method
  1,262  Scipy - how to further optimize sparse matrix code for stochastic gradient descent
  1,262  pythoncomplete in vim - hardcode factory function returns?
  1,262  numpy installation error _build_utils.apple_accelerate
  1,262  Memory efficient extraction of overlapping patches from matrix
  1,262  How to extract the BSpline basis from scipy.interpolate.BSpline
  1,262  How allclose() works?
  1,262  Determine which compiler built my LAPACK
  1,262  Cumulative Distribution Function from arbitrary Probability Distribution Function
  1,261  Why Numpy sometimes omits the dimension of an array
  1,261  unorderable types error when importing sklearn
  1,261  How can I change signal amplitude in pyaudio using numpy?
  1,261  Fit curve to segmented image
  1,261  Finding intersection between ellipse and a line
  1,261  fast way to get the indices of a lower triangular matrix as 1 dimensional list in python
  1,261  Assigning City Name by Latitude/Longitude values in Pandas Dataframe
  1,260  Why there is weird scientific notation in NumPy?
  1,260  What is the difference between numpy.polyfit and scipy.polyfit? [duplicate]
  1,260  Selecting circle areas on image for further processing
  1,260  Reducing py2exe distribution size, while including some numpy functions
  1,260  mmap length is greater than file size: memory mapping in numpy
  1,260  How to find numpy.argmax() on part of list and save index?
  1,260  Fast way to apply function to each row of a numpy array
  1,260  Diagonal element for covariance matrix not 1 pandas/numpy
  1,259  Tensorflow parsing and reshaping float list in
  1,259  Python: Non Maximum Suppression
  1,259  numpy count elements across axis 0 matching values from another array
  1,259  How to compute optimal threshold for accuracy
  1,259  Groupby sum and count on multiple columns under multiple conditions in Python
  1,259  Getting a grid of a matrix via logical indexing in Numpy
  1,258  root finding for scalar multivariable function
  1,258  Pytorch: join tensor and dictionary
  1,258  how to fill missing values based on column in pandas?
  1,258  Create numpy array of stacked raster image in Python
  1,258  AttributeError: 'numpy.ndarray' object has no attribute 'target
  1,257  Tensorflow equivalent for Numpy indexed assignment
  1,257  Numpy - efficiently building 2d array from 1d arrays
  1,257  Multiprocess Python/Numpy code for processing data faster
  1,257  ImportError: No module named testing
  1,257  Implementing the electric and magnetic field into a 2d simulation of free particles
  1,257  How to find the maximum value of a numpy array between given indicies?
  1,257  converting python pandas column to numpy array in place
  1,257  conda install - six, wheel, numpy, protobuf, werkzeug [closed]
  1,256  Visualize feature selection in descending order with SelectKBest
  1,256  Read in csv file with one column of strings in the middle
  1,256  Python error - setting an array element with a sequence
  1,256  Python determine the mean and extract maximum value inside a polygon over a grid in an Array
  1,256  Python, Convert Series of datetime64's to Date and Minute
  1,256  Numpy broadcast shape error: convert list( lists(arrays) ) to array
  1,256  multidimensional boolean array indexing in numpy
  1,256  Minimizing three variables in python using scipy
  1,256  Getting Lasso to work correctly on subplots in matplotlib
  1,256  Freeze of pip requirements, NumPy and SciPy on OS X
  1,256  Fastest way to get a random number between 1 and 1million in python
  1,255  Which SWIG typemap from C++ pointer to numpy array?
  1,255  numpy.sum performance depending on axis
  1,255  MLPClassifier on time series data
  1,255  Method to split a SciPy minimum spanning tree based on greatest edge weight?
  1,255  How to save a Python list of strings for future use
  1,255  How to apply a function ( BigramCollocationFinder) to Pandas DataFrame
  1,255  Extremely frustrating behavior with WindowsError (Error 32) to remove temporary files
  1,255  Avoid copying when indexing a numpy arrays using lists
  1,254  Why numpy.random.choice and numpy.full() does not exit
  1,254  TypeError: append() missing 1 required positional argument: 'values' for axis = 1
  1,254  Tensorflow: TypeError: 'numpy.float32' object is not iterable
  1,254  Python: Contour in binary 2D array
  1,254  numpy: print array with indentation
  1,254  Numpy memory error
  1,254  How do I find the region borders in an image using python?
  1,254  h5py: slicing dataset without loading into memory
  1,254  cython.parallel: how to initialise thread-local ndarray buffer?
  1,254  AWS Lambda and Numpy Libraries - Importing the multiarray numpy extension module failed
  1,253  What is the difference between Pandas Series.apply() and
  1,253  TensorFlow Returning nan When Implementing Logistic Regression
  1,253  Taking mean of numpy ndarray with masked elements
  1,253  Pandas aggregate for counting with nans
  1,253  Numpy : Add a 1d array (row) to an empty 2d array in Numpy Python
  1,253  How to plot several cumulative distribution functions from data in a CSV file in Python?
  1,253  How to make np.loadtxt return multidimensional arrays even the file has only one dimensional?
  1,253  How to compute Minitab-equivalent quartiles using NumPy
  1,253  How to add element from user in numpy matrix from user for nxn matrix? [closed]
  1,253  Find position of maximum per unique bin (binargmax)
  1,253  Create a zipfile directly from numpy array without an intermediary file
  1,253  checking if a date falls in a dataframe pandas
  1,253  append data in a numpy array
  1,252  when to use python function expm1 rather than exp-1
  1,252  ValueError: Image is not numeric, but ndarray
  1,252  Python: error using using eval() while converting string into name of numpy array
  1,252  non-NDFFrame object error using pandas.SparseSeries.from_coo() function
  1,252  Easy way to calculate the shift between two arrays? Python
  1,251  Python numpy array with multiple conditions to iterate over image
  1,251  numpy.loadtxt - negated usecols?
  1,251  ndarray.any() error: ValueError: 'axis' entry is out of bounds
  1,251  Matlab to Python sparse matrix conversion , overcoming the zero index problem
  1,251  How to pass large chunk of data to celery
  1,251  assign string value to a cell in pandas
  1,250  TypeError: Label image must be of integral type
  1,250  Python read image to numpy array with multiprocessing
  1,250  numpy's equivalent of MATLAB's (vectorized) sub2ind( ... , I, J)
  1,250  numpy.delete not removing column from array
  1,250  InvalidArgumentError: You must feed a value for placeholder tensor 'Placeholder_109' with dtype float
  1,250  In python/pandas how to search for nearest value?
  1,250  Index pytorch tensor with different dimension index array
  1,250  How to interface a NumPy complex array with C function using ctypes?
  1,250  efficient way to shuffle one column at the time in numpy matrix
  1,250  Converting matlab code to python
  1,249  Python - Program received signal SIGSEGV, Segmentation fault
  1,249  Python Multiprocessing issue
  1,249  Plot something in one figure, and use it again later for another figure
  1,249  Numpy: check whether a bit is set to 1 or 0 in an array?
  1,249  Numpy: Affect diagonal elements of matrix prior to 1.10
  1,249  Import sklearn fails - conflict with numpy version?
  1,249  How to use map lambda of python to make a element to a certain number?
  1,249  How to stack arrays and scalars in numpy?
  1,249  Formatting a numpy array as aligned text columns
  1,249  Efficient use of numpy.random.choice with repeated numbers and alternatives
  1,249  comparing two numpy 2D arrays for similarity
  1,249  best way to plot web based graph in Python [closed]
  1,249  Adding matrices with different dimensions
  1,248  Way of easily finding the average of every nth element over a window of size k in a pandas.Series? (not the rolling mean)
  1,248  TypeError: 'numpy.ndarray' object is not callable - working with banded/sparse matrices
  1,248  Setters and getters that act like lists/tuples
  1,248  np.newaxis with Numba nopython
  1,248  How can I check for a contour containing another contour using OpenCV in Python?
  1,248  array form : excel sheet data to python in numpy array form [duplicate]
  1,247  Why is scipy.interpolate.griddata so slow?
  1,247  What is the fastest way to swap two columns and the same rows of a 2D matrix?
  1,247  Strange behavior when casting numpy.float64 to float
  1,247  Read time series csv file to plot with matplotlib
  1,247  Optimizing multiple output variables of a function in Python
  1,247  How to find the position of the elements in an array by Python?
  1,247  How to create png image file-object from numpy array in python without saving to disk (for http request)
  1,247  error when using pip to install Scipy python package on windows
  1,247  Adding a numpy array to a scipy.sparse.dok_matrix
  1,246  Slicing 1d numpy array with subset of another array
  1,246  Python or Numpy Approach to MATLAB's ''cellfun''
  1,246  python- concatenate and append a pandas dataframe in a for loop
  1,246  Plot multiple curves with matplotlib.pyplot.fill
  1,246  Most Pythonic way to Cross-reference two lists
  1,246  `ImportError: no module named numpy` inside an IPython2 notebook
  1,246  How to convert a 2d bitmap into points with x-y coordinates in python - and fast
  1,246  Flask to Numpy Image Conversion
  1,246  Filtering a NumPy Array: what is the best approach?
  1,246  Does the np.nan in numpy array occupy memory?
  1,245  Python numpy index set from Boolean array
  1,245  Plotting with Numpy Arrays
  1,245  Plot contours for the densest region of a scatter plot
  1,245  Output of pulp to numpy arrays
  1,245  How to create a 4 or 8 connected adjacency matrix
  1,245  Efficient cosine distance calculation
  1,245  Do Fourier Transformation using Python
  1,245  Converting list to array with NumPy asarray method
  1,245  Clustering in python(scipy) with space and time variables
  1,244  What does numpy's vectorize do?
  1,244  TensorFlow - Change 1 to 0 in a tensor [duplicate]
  1,244  Python- Importing a dat file into an array using numpy
  1,244  Matrix vector multiplication along array axes
  1,244  How to print a numpy array with data type?
  1,244  Efficient way to sum all possible pairs
  1,244  datetime plot with errorbars in pandas
  1,243  Safest way to save binary file with numpy to be read
  1,243  Random solutions of undetermined linear systems
  1,243  python xlwings in virtualenv possible?
  1,243  Matrix power by Singular Value Decomposition
  1,243  Importing bz2 compressed binary file as numpy array
  1,243  How to undo or reverse np.meshgrid?
  1,243  How to select different columns from each row in nd-array in Python/numpy?
  1,243  how can i fix entropy yielding nan?
  1,243  Convert a string with bytes to a float array [closed]
  1,243  can numpy's digitize function output the mean or median?
  1,243  beaglebone black debian pip not working
  1,242  Variable scope is changed in consecutive cells using %%time in Jupyter notebook
  1,242  Running or sliding median, mean and standard deviation
  1,242  Python u-law issues: unknown format: 7
  1,242  Python Sinusoidal white noise
  1,242  Matrix elements for scatter plot
  1,242  fetch values from csv with different number of columns in csv, numpy
  1,242  Fast replacement of tzinfo of a pandas.Series of datetime
  1,242  Alpha masking a non square region python cv2
  1,241  Topic-based text and user similarity
  1,241  in-place numpy array sorting according to given index
  1,241  gCentroid (rgeos) R vs. Actual Centroid (in python)
  1,241  Fortran double precision converted to Python float
  1,241  avoiding div/0 errors with
  1,240  Regression with big data
  1,240  python/numpy: problems with numpy linal.eig
  1,240  Python contour plot from numpy array
  1,240  Pandas/Python: 2D histogram fails with value error
  1,240  Most efficient method for reading/writing image files as numpy array
  1,240  How to write fftshift and ifftshift in R? [closed]
  1,240  Get vector angle by python
  1,240  Find nearest indices for one array against all values in another array - Python / NumPy
  1,240  Fastest way to find all unique elements in an array with Cython
  1,240  Error using ExtraTreesClassifier in scikit-learn
  1,239  Speed up a program that calculate the average of the neighbors in a huge array
  1,239  Python count and probability
  1,239  numpy non-integer grid
  1,239  Cython compilation error - local variable referenced before assignment
  1,239  confused about the `copy` attribution of `numpy.astype`
  1,238  Replacement of matlab find function in python
  1,238 instance is producing different results for same values but different data type
  1,238  Numpy Histogram - Python
  1,238  numpy.diff() use with pandas DataFrame error
  1,238  Numpy.array indexing question
  1,238  Install NumPy for Windows 10 and Python 3.4.2 64 bit [duplicate]
  1,238  How to get the integer eigenvectors of a Numpy matrix?
  1,238  How to calculate separate areas under a curve in Numpy
  1,238  How do numpy functions operate on pandas objects internally?
  1,238  Different results between python map and numpy vectorize
  1,238  Defining numpy.array in the __init__ function of a class
  1,238  Combine lambda functions in Python [closed]
  1,238  Broadcast advanced indexing numpy
  1,237  What is the best way to share data between widgets with PyQt?
  1,237  ValueError while Merging Lists in Python
  1,237  Tensorflow runtime determine the shape of Tensor
  1,237  Read complex numbers from a csv file using python
  1,237  Python matplotlib - update graph without closing window
  1,237  Plotting multiple 3D lines: data transformation
  1,237  np.cast in numpy results in incorrect result
  1,237  How to transpose numpy ndarray in place?
  1,237  How to Create a Numpy Array from an existing Numpy Array
  1,237  Handling Missing data in column with Boolean Values(1,0) in Python
  1,237  Convert date from yyyymmddHHMMSS format
  1,236  Why don't NumPy floats give ZeroDivisionError?
  1,236  Please clarify the following Python NumPy array initialization and splicing examples
  1,235  numpy.array() exceptions thrown (sorry for the initially horrible title)
  1,235  Find intersection of numpy float arrays
  1,235  Finding largest eigenvalue in sparse matrix
  1,235  Error saving a numpy.ndarray as an image (.png) using matplotlib.pyplot.imsave
  1,234  Why does this Python logical indexing take up so much memory
  1,234  Set operations on a series
  1,234  plot 3d numpy array as a 3d image using matplotlib or PIL
  1,234  How to use numpy.where to change all pixels of an image?
  1,234  Get the minimum of a function using numpy fmin within limits
  1,234  Finding small image inside large (PIL + OpenCV)
  1,234  Finding indices of repeated values in numpy array
  1,234  Elbow method in python
  1,234  calculate average of y values with different x values
  1,233  using math function on an arange
  1,233  scikit kmeans not accurate cost \ inertia
  1,233  Python/Numpy - Cross Product of Matching Rows in Two Arrays
  1,233  No axis named 1 for object type <class 'pandas.core.series.Series'>
  1,233  Most efficient way to turn dictionary into symmetric/distance matrix in Pandas
  1,233  How to prepare multiple RGB images as numpy array for CNN
  1,233  How to get unique elements in numpy array with different number of elements in each array?
  1,232  Slow scipy double quadrature integration
  1,232  Sampling from a multivariate pdf in python
  1,232  Numpy resize or Numpy reshape
  1,232  Numpy normalize multi dim (>=3) array
  1,232  Numpy import in PyCharm yields ''Cannot locate working compiler''
  1,232  Minimize quadratic function subject to linear equality constraints with SciPy
  1,232  ''[:,]'' list slicing python, what does it mean?
  1,232  Downscaling part of image in Python
  1,231  Why the difference between octave's prctile and numpy's percentile?
  1,231  Stepsize control of dopri5 integrator
  1,231  Round at two decimals
  1,231  Python - Convert numpy array to JSON
  1,231  Numpy unpack binary string into a single variable
  1,231  Numpy fft result is unexpected
  1,231  How do I insert table from numpy into Mysql
  1,231  Genfromtxt throw exceptions ''got 3 columns instead of 27'' bu it is not so
  1,231  Filter numpy array by two conditions. More than one element is ambiguous
  1,231  Correct use of numpy interpolate
  1,230  Using numpy.tile to repeat 2D arrays
  1,230  Reading values from Pandas dataframe rows into equations and entering result back into dataframe
  1,230  Numpy filter 2D array by two masks
  1,230  Non negative matrix factorisation in python on individual images
  1,230  How to save a Numpy array into multiple existing subdirectories?
  1,230  How best to insert NaN values in a Python list by referring to an already sorted list
  1,230  Find all combination that sum to N with multiple lists
  1,230  denormalized numpy arrays from postgres
  1,230  Cython ValueError: Buffer has wrong number of dimensions (expected 2, got 3)
  1,230  Counting match between two arrays at same index position and having non zero values
  1,229  What is the difference between ) and joblib.dump( ) in Python?
  1,229  Using loadtext for CSV file with date/times
  1,229  numpy correlation coefficient:, A.T) on large arrays causing seg fault
  1,229  How to set array into float32 data type (need to be compatible with append)?
  1,229  How to resize an image faster in python
  1,229  How to import numpy to portable Python 3.6?
  1,229  How to always round up a XX.5 in numpy
  1,229  How can you create a KDE from histogram values only?
  1,229  How can I get around Keras pad_sequences() rounding float values to zero?
  1,229  Convert image from (28,28,4) to 2D flat array and write to csv
  1,229  Choose a random sample from a list with bias in Python
  1,229  Calculate average weighted euclidean distance between values in numpy
  1,229  Argument 'high' has incorrect type (expected numpy.ndarray, got Series)
  1,228  scipy.signal.cwt is getting a value error in correlate()
  1,228  Numpy rolling window over 2D array, as a 1D array with nested array as data values
  1,228  Matplotlib: How to plot grid boxes colored by number
  1,228  How to make a Python image 'fit' the figure?
  1,228  How can I set exactly 10 tick marks in pyplot? [duplicate]
  1,228  Constructing a 3D cube of points from a list
  1,227  How to access data in this 'rec.array' from IDL?
  1,227  Getting Around ''ValueError: operands could not be broadcast together''
  1,227  Averaging Data in Bins
  1,227  Accessing view of a NumPy array using the C API
  1,226  Use pandas to write and read 3D data
  1,226  Row-wise indexing in Numpy
  1,226  Row vs. Column Vector Return during Numpy Array Slicing
  1,226  Reading a binary file with numpy structured array
  1,226  Random Gaussian issues
  1,226  PIL, NumPy : check if an image is a subset of other image
  1,226  how to move all non-zero elements in a python list or numpy array to one side?
  1,226  How to dynamically create 3d numpy arrays from 2d numpy arrays using for loop
  1,226  error building h5py: deprecated numpy
  1,225  Why do I keep getting this error 'RuntimeWarning: overflow encountered in int_scalars'
  1,225  VS Code Doesn't recognize Anaconda pkgs/libs even when in correct env
  1,225  T-Test on between groups of numpy arrays
  1,225  NumPy genfromxt TypeError: data type not understood error
  1,225  How to use Tensorflow's batch_sequences_with_states utility
  1,225  Fast way to construct a matrix in Python
  1,225  cython memoryview slower than expected
  1,224  Python column addition of numpy arrays with shift
  1,224  numpy genfromtxt issues with .txt input
  1,224  np.vectorize giving me IndexError: invalid index to scalar variable
  1,224  Create Numpy matrix using linspace and ones
  1,223  ValueError: truth value of array is ambiguous [duplicate]
  1,223  sympy AttributeError: 'Pow' object has no attribute 'sin'
  1,223  Sklearn, Gaussian Process: XA and XB must have the same number of columns
  1,223  Render non-uniform grid and mark maximum value's location in contour plot
  1,223  Python - 2/3D scatter plot with surface plot from that data
  1,223  NumPy eigh() gives incorrect eigenvectors
  1,223  Memory efficient ways of computing large correlation matrices? [duplicate]
  1,223  Image foveation in Python
  1,223  Find indices of specific rows in a 3d numpy array
  1,222  Rotating matrix that represents bounding box by X degrees
  1,222  OpenCV - How to split a image to two regions by a oblique line?
  1,222  Numpy installing with python3.5 pip
  1,222  Creating a permutation, with restrictions
  1,222  Calculating volume of a revolved surface in Python
  1,221  running pyspark with dependency package like numpy, pandas and scikit-learn
  1,221  Python and Numba for vectorized functions
  1,221  Is there a more vectorized way to perform numpy.outer along an axis?
  1,221  Insert missing dates while keeping the date order in python list
  1,221  Evaluating Python lambda function with numpys np.fromfunction
  1,221  Deploying Pandas to Heroku?
  1,221  Consistent numeric type check
  1,221  clojure working with scipy and numpy
  1,221  AttributeError: 'module' object has no attribute 'Template'
  1,220  Type casting error with numpy.take
  1,220  Resize list of images with scipy imresize
  1,220  Python - How to plot data from multiple text files in a single graph
  1,220  Pearson's correlation coefficient between all pairs of rows from two 2D arrays using scipy.stats.pearsonr vs. numpy.corrcoeff in python 3.5
  1,220  Passing Term-Document Matrix to Gensim LDA Model
  1,220  Method .as_matrix will be removed in a future version. Use .values instead
  1,220  Finding the Limit of (1+1/n)^n as n->infinity using Python/Numpy
  1,220  Estimator with numpy array input_fn
  1,220  Element-wise comparison of numpy arrays of different lengths
  1,220  Efficiently replace elements in array based on dictionary - NumPy / Python
  1,220  Convert array 1:n in matlab to python
  1,220  Concatenate matrixes to tensor
  1,220  Apply function to 2D numpy array elements
  1,220  Aggregating neighbouring pixels Python / GDAL and Numpy without interpolation
  1,219  Why does the Python ITK PyBuffer not accept my numpy array?
  1,219  Replicate IDL 'smooth' in Python 2.7
  1,219  Python fromfile returning incorrect values when reading binary file generated with tofile
  1,219  Python defaultdict for large data sets
  1,219  How to access specific row of multidimensional NumPy array with different dimension?
  1,219  finding eigenvector using linalg
  1,219  Direct way to generate sum of all parallel diagonals in Numpy / Pandas?
  1,218  ''scoring must return a number'' cross_val_score error in scikit-learn
  1,218  python 3 pandas and seaborn struggle using swarmplot - multiIndex
  1,218  Numpy: how to convert observations to probabilities?
  1,218  Numerical calculation of curvature
  1,218  Correlating two 3D arrays in Python
  1,217  Working with complex numbers in real time with GNU Radio
  1,217  What exactly is the ''resolution'' parameter of numpy float
  1,217  Performance/standard using 1d vs 2d vectors in numpy
  1,217  Pandas DataFrame to multidimensional NumPy Array
  1,217  Overriding other __rmul__ with your class's __mul__
  1,217  Loaded pickle data is much larger in memory than on disk and seems to leak. (Python 2.7)
  1,217  Intelligent Peak Detection Method
  1,217  How to represent a square wave in python and how to convolve it?
  1,217  How do you create a multidimensional numpy array from an iterable of tuples?
  1,217  how do matlab do the sort?
  1,217  Filter numpy array of strings
  1,216  too many values to unpack, python, findcontours [closed]
  1,216  Repeat a NumPy array in multiple dimensions at once?
  1,216  Read specific columns of .txt file with numy genfromtxt
  1,216  Python Resampling Implementation like Matlab's Signal Toolbox's Resampling Function
  1,216  How to modify this python opencv program to get xy coordinates from thresholded image
  1,216  how to apply Functions on numpy arrays using pandas groupby function
  1,216  How do I compile a Fortran library for use with Python? (f2py may not be an option)
  1,216  Generate sequential numbers between 0 and 1 with equal distance
  1,216  Can't upgrade python-dateutil in OSX
  1,216  Bivariate CDF/CCDF Distribution Python
  1,215  What is the most accurate method in python for computing the minimum norm solution or the solution obtained from the pseudo-inverse?
  1,215  Shuffling non-zero elements of each row in an array - Python / NumPy
  1,215  SciPy interp2d(linear) results are different than MatLab interp2(linear)
  1,215  Python 3.6 and Intel numpy issue
  1,215  numpy create new 2D array from existing array,column values as indices
  1,215  Interval average of 1D data
  1,215  Interpolating array columns with PiecewisePolynomial in scipy
  1,215  How to Switch from Keras Tensortype to numpy array for a custom layer?
  1,215  How to get running counts for numpy array values?
  1,215  Fast algorithm to find indices where multiple arrays have the same value
  1,215  Can I use more than 26 letters in `numpy.einsum`?
  1,214  sparse matrix implementation for user,item pairs
  1,214  Indexing with boolean arrays into multidimensional arrays using numpy
  1,214  Exponential of large negative numbers
  1,214  Compute Higher Moments of Data Matrix
  1,213  What about tuple error in Python?
  1,213  Trying to save vtk files with tvtk made from NumPy arrays
  1,213  Travelling salesman with a directional constraint
  1,213  Trace an image in python
  1,213  Sympy- matplotlib: x and y must have same first dimension [duplicate]
  1,213  scipy minimize returns initial value
  1,213  Python is using the wrong version of Numpy module
  1,213  Python : from numpy.array to shapely.geometry
  1,213  matlab single() function in numpy?
  1,213  load .npy file in python3.4 error
  1,213  How to generate and apply a square mask in numpy
  1,213  Finding the roots of a large number of functions with one variable
  1,213  Difficulties with putting numpy array in multiprocessing queue
  1,212  Scikit Decision Tree Error
  1,212  Python: using X and Y values to draw a picture
  1,212  Python Scikit-learn - An attempt at a low level OCR
  1,212  Python numpy: create 2d array of values based on coordinates and plot with pcolormesh, heatplolt
  1,212  Multiple linear regression for a surface using NumPy - example
  1,212  lambda custom aggregate function
  1,212  How to declare a global numpy.ndarray in cython?
  1,212  Filter numpy array by comparing elements to elements in prior row without looping
  1,212  Elegant way to compare to torch.FloatTensor on GPU
  1,212  Efficient way to loop over Pandas Dataframe to make dummy variables (1 or 0 input)
  1,212  Delete the elements of a array with a mask
  1,211  Save Feature Map from a convolutional layer as Images - Tensorflow
  1,211  Python: numpy data type casting
  1,211  Matplotlib imshow() doesn't display numpy.ones array [duplicate]
  1,211  load twitter feeds into a python SQLite DB
  1,211  How do I find the image (pixel?) value of the bottom right corner of an image with Python?
  1,211  fast way to invert or dot kxnxn matrix
  1,211  fast dot product on all pair of rows
  1,211  Count unique elements row wise in an ndarray
  1,211  Comparing two OpenCV images/2D Numpy arrays
  1,211  Calculating distances between unique Python array regions?
  1,210  Python Scipy Error
  1,210  memory leak calling cython function with large numpy array parameters?
  1,210  how to create an interlaced rows images with python and openCv
  1,210  Are Numpy arrays hashable?
  1,209  Why can't I use numpy.logaddexp.reduce?
  1,209  Transform an array of shape (n,) to a numpy array of shape (n,1)
  1,209  Scipy LinearOperator With Multiple Inputs
  1,209  Numpy position and vector arrays - implement collision detection
  1,209  How can I take a dot product along a particular dimension in numpy?
  1,209  How can I take a dot product along a particular dimension in numpy?
  1,209  Efficiently getting numpy.argmin and numpy.amin at the same time
  1,209  Difference between memcpy_htod and to_gpu in Pycuda?
  1,209  A smarter & faster way to convert numpy ndarray to string in python
  1,208  Unable to find numpy/arrayobject.h
  1,208  Solving coefficients of data set using curve_fit from scipy.optimize
  1,208  Save list of numpy arrays onto disk
  1,208  Python numpy keep a list of indices of a sorted 2D array
  1,208  Python generate rolling window to calculate correlation
  1,208  Performing math on a Python Pandas Group By DataFrame
  1,208  Padding a matrix with numpy
  1,208  Numpy - constructing matrix of Jaro (or Levenshtein) distances using numpy.fromfunction
  1,208  Labels show up interactively on click in python matplotlib
  1,208  Indices of scipy sparse csr_matrix
  1,208  Find most frequent row or mode of a matrix of vectors - Python / NumPy
  1,208  Chromatic Aberration Estimation in python
  1,207  Reasoning about consecutive data points without using iteration
  1,207  python determinant of a large matrix
  1,207  mayavi points3d plot animation won't update the next frame
  1,207  Install Python modules on Shared hosting virtualenv
  1,207  Inserting generated Matplotlib plots into Flask with python3
  1,207  how to plot scipy optimize result
  1,207  Filter numpy structured array based on multiple values
  1,207  Apply a filter on an audio sample with python
  1,206  numpy.minimum applied to pandas DataFrame and Series
  1,206  Numpy array subtraction creates a matrix with different dimension. How to correct that?
  1,206  np.ndarray bitwise_or operator on ndarrays fails
  1,206  Multinomial distribution in PyMC
  1,206  How to solve issue of PendingDeprecationWarning: the matrix subclass is not the recommended way to represent matrices
  1,206  how to input data for shapiro wilk test using python scipy
  1,206  How to append last row from 2D array in Python
  1,206  How do I fit my function with data to get fit parameters?
  1,206  Find Indices Of Columns Having Some Nonzero Element In A 2d array
  1,206  Fast way reduce noise of autocorrelation function in python?
  1,206  Combining two numpy arrays to form an array with the largest value from each array
  1,206  Calculating ''generating functions'' with numpy
  1,205  Python Pandas: Compare values of two dataframes with different columns names by ID or row
  1,205  Pushing Radix Sort (and python) to its limits
  1,205  Pandas: How to count Occurrences of Categorical features Grouped by ID
  1,205  Out of memory when DataFrame.resample() is called in pandas on small dataset
  1,205  Multiplication of two positive numbers gives a negative output in Python 3
  1,205  List comprehension for two variable loop in Python and numpy
  1,205  How to replace empty string in python
  1,205  Efficiently getting batches of elements from array - Python
  1,205  convert two 1D arrays to set of tuples
  1,205  Calculate mean across area in a 2D array
  1,204  using the stats package in scipy error in Python?
  1,204  using numpy_where on a 1D array
  1,204  How to save very large ndarray to disk?
  1,204  How to make array into array list in python
  1,204  Efficient way to solve matrix equation in Python
  1,204  Drawing a Horizontal line only in the positive X axis
  1,204  ctypedef in Cython with numpy: what is right convention?
  1,204  Add white noise on image batch data when training
  1,203  What is the solution python gives me ''ValueError: setting an array element with a sequence.''
  1,203  Numpy.linalg.det() returns incorrect result
  1,203  How to apply linear regression to every pixel in a large multi-dimensional array containing NaNs?
  1,203  finding neighbours in a numpy ndarray
  1,203  Apply function to result of numpy.where
  1,202  Strange Segmentation Fault in PyArray_SimpleNewFromData
  1,202  Python sum() has a different result after importing numpy
  1,202  Lambdas in Exponential Distribution [closed]
  1,202  Is there any possibility to convert recarray to ndarray and change ndim?
  1,202  How to flatten 3D object surface into 2D array?
  1,202  How to create a huge sparse matrix in scipy
  1,202  Face recognition - Python
  1,202  Counting overlapping values of two 2D binary numpy arrays for a specific value
  1,202  Bytes into Numpy Int16 array
  1,201  numpy matrix trickery - sum of inverse times matrices
  1,201  Linearly separating a Gaussian Filter and calculating with Numpy
  1,201  how to write symbol for sum over a variable's subscript in sympy
  1,201  How to store numerical lookup table in Python (with labels)
  1,201  How to normalize scipy's convolve2d when working with images?
  1,201  How do you normalize an FFT in python?
  1,201  ''extended'' IFFT
  1,200  Why is this numpy array operation so slow?
  1,200  Why is np.compress faster than boolean indexing?
  1,200  Why does matplotlib imshow() display a transposed image?
  1,200  ValueError: too many boolean indices
  1,200  slice 2D numpy array based on condition
  1,200  Reshape 4d numpy array to 2d array while preserving array locations
  1,200  numpy 3D dot product
  1,200  Need to merge 2 large csv files row by row in python
  1,200  How to convert a opencv3 cv::Mat to a numpy array using ctypes (C++ to Python)?
  1,200  How can I query a numpy array to find the minimum multiplication of the first two columns?
  1,200  Cumulative Sum List
  1,199  numpy, get maximum of subsets
  1,199  numpy column arrays and strange results
  1,199  Install the right python version for Spark
  1,199  improving Numpy dot performance by removing arrays copy
  1,199  How to pass numpy array inside of struct to ctypes function?
  1,199  How to find the difference between each subsequent pair of DataFrame.index values in pandas?
  1,199  Comparing rows elements in python
  1,199  Assigning values to a NumPy array
  1,198  What does this (matplotlib) error message mean?
  1,198  TypeError when appending fields to a structured array of size ONE
  1,198  Sort on  multiple NumPy arrays
  1,198  Python Thread Pool Executor not releasing memory
  1,198  Python How to make array in array?
  1,198  Place x,y coordinates into bins
  1,198  numpy standard deviation stacked arrays
  1,198  Numpy Concatenate Images into Array
  1,198  How to modify pixel values in numpy array of HSV image data?
  1,198  How to fill an array without a for loop
  1,198  creating a scipy.lil_matrix using a python generator efficiently
  1,197  Two-body orbit modelling problems
  1,197  SQL Query in pandas python
  1,197  Scipy optimisation: Get the function to print out its iterations
  1,197  Python/NumPy: implementing a running sum (but not quite)
  1,197  Python Minibatch Dictionary Learning
  1,197  Interpolate each row of 2d array with same 1d array
  1,197  How to put many numpy files in one big numpy file, file by file?
  1,197  How do I check that a python value is an instance of a numpy dtype?
  1,197  calculating 2D rms in python
  1,197  averages for select columns for each row in numpy array
  1,196  Using numpy.vectorize() to rotate all elements of a NumPy array
  1,196  Subtracting a number from an array if condition is met python
  1,196  Save and Restor tensorflow model with numpy weights
  1,196  Rolling window polynomial fit in pandas
  1,196  Reading multiple images in keras
  1,196  Numpy Softmax - The truth value of an array with more than one element is ambiguous. Use a.any() or a.all()
  1,196  MultinomialNB: ValueError
  1,196  In numpy, how to efficiently list all fixed-size submatrices?
  1,196  How to read in an edge list to make a scipy sparse matrix
  1,196  convert python's time.ctime() to unix time stamp
  1,195  Repeating numpy values and specifying dtype
  1,195  Python numpy/f2py linking libraries
  1,195  How to use scipy.optimize to minimize multiple scalar-valued functions simultaneously
  1,195  How to simplify an array in python
  1,195  How to randomly crop a batch of images
  1,195  How to find intersect indexes and values in Python?
  1,195  Find the closest value above and under in an array?
  1,194  Why is random number generator tf.random_uniform in tensorflow much faster than the numpy equivalent
  1,194  Symmetrical matrix with numpy
  1,194  Removing values in dataframe once threshold (min/max) value has been reached with Pandas
  1,194  How to rotate a point using
  1,194  How to implement the fast fourier transform to correlate two 2d arrays?
  1,194  How to efficiently extract values from nested numpy arrays generated by loadmat function?
  1,194  How to accelerate complex matrix dot product in Python
  1,194  Definition of mathematical operations (sin…) on NumPy arrays containing objects
  1,194  Convert a C or numpy array to a Tkinter PhotoImage with a minimum number of copies
  1,194  Computing the spectral norms of ~1m Hermitian matrices: `numpy.linalg.norm` is too slow
  1,193  Split data to multiple matrices based on first column values
  1,193  `np.concatenate` a numpy array with a sparse matrix
  1,193  Install pandas in ABAQUS 6.14 python environment
  1,193  How to define a 2D array of (x,y) coordinates
  1,193  How do i extract 3 bands out of a 4 band image using NumpyArrayToRaster()?
  1,193  Efficient implementation of the transition matrix for page rank
  1,193  Array row multiplying loop in Python\Numpy
  1,193  Analyzing seasonality of Google trend time series using FFT
  1,193  Alternative to `numpy.tile` for periodic mask
  1,192  Vectorize scipy.integrate.quad
  1,192  Print a 1-D slice of a numpy array vertically
  1,192  Is there a NumPy like library for set computations? [closed]
  1,192  Integration of normal distribution using Simpson's rule
  1,192  How to predict missing values in python using linear regression 3 year worth of data
  1,192  How to change dtypes of numpy array for tensorflow
  1,192  Finding gradient of an unknown function at a given point in Python
  1,192  Convolution of symmetric arrays with NumPy: why is the result shifted?
  1,191  What's the numpy equivalent of python's zip(*)?
  1,191  PyTorch conversion between tensor and numpy array: the addition operation
  1,191  Python something resets my random seed
  1,191  Python on Raspbian - ''TypeError: 'numpy.int32' object is not iterable'''
  1,191  Python, Numpy, replacing second max value with 1, others with 0
  1,191  Python 3D isosurface from a set of 2D images
  1,191  Pandas' version of numpy.resize for efficient matrix resizing
  1,191  Normalization: Euclidean distance between a numpy array and one point
  1,191  Min-max scaling along rows in numpy array
  1,191  Loading .npy File Loads an Empty Array