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Divakar

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1771.53 (20th) 		Reputation
169,899 (303rd)
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Title Δ
Use PIL to convert a grayscale image to a (1, H, W) numpy array 0.00
How to compute moving (or rolling, if you will) percentile/quantile... +0.71
Vectorising numpy.einsum 0.00
Looking to speed up loop including pandas operations +0.76
Numpy ndarray sort values by row and then exclude indices 0.00
NumPy where as range indices 0.00
Find unique pairs of array with Python -0.16
numpy bincount - choose the max weight instead of sum all weights -0.99
Count occurences of all items of a list in a tuple +0.85
Pandas: Apply mask to multiindex dataframe -1.51
Select slices/ range of columns for each row in a pandas dataframe +1.18
Mapping RGB values in an image to a corresponding ID using a dictio... 0.00
Keep the first n non NaN cells in each row of a pandas DataFrame +0.68
Selecting a subset of columns without copying 0.00
numpy: in a sorted list, find the first and the last index for each... +0.40
find pairs of rows in numpy array that differ only by sign +0.68
Pandas Series correlation against a single vector +2.17
how to reshape an N length vector to a 3x(N/3) matrix in numpy usin... 0.00
Fastest coincidence matrix +0.57
How to select elements between ranges given by indices in a 2D arra... 0.00
Fast ndarray boolean intersection 0.00
as_strided: Linking stepsize (strides of conv2d) with as_strided st... 0.00
Avoid using for loop. Python 3 0.00
Numpy reshape preserving some dimensions 0.00
Divide matrix into square 2x2 submatrices - maxpooling fprop +0.76
Array Padding Numpy +0.24
Generate mask array with lowest N valued positions reset per row 0.00
Numpy concatenate arrays with interleaving 0.00
Summing blocks of N rows in NumPy array -2.28
Python inserting zeros? +0.76
padding numpy rolling window operations using strides 0.00
Extract multiple windows/patches from an (image) array, as defined... +1.06
Efficiently sum elements of a numpy array corresponding to indices... +0.56
How to select subset of 3D numpy array ending in a value? +0.65
concatenate two arrays in python with alternating the columns in nu... +1.20
Get indices of N highest values in numpy array 0.00
numpy optimize way(remove loops) +0.22
How convert a list of tupes to a numpy array of tuples? 0.00
Indices such that elements are in the closed interval 0.00
Numpy: Imposing row dependent maximum on array -0.48
Indexing numpy array by a numpy array of coordinates +0.60
How to vectorize multiple matrix multiplications in numpy? +0.84
Faster calculation of squared norm in Cython 0.00
Look if points at given coordinates are True in a matrix 0.00
numpy linear algebra on diagonal arrays without explicit duplication 0.00
Comparing a column's value with an array (or a series) of decre... +0.21
How to get rid of "RuntimeWarning: invalid value encountered i... 0.00
How to shuffle data in python keeping some n number of rows intact +0.88
Removing max and min elements of array from mean calculation -0.97
Sum of dot products -3.00