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Divakar

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1771.53 (20th) 		Reputation
169,899 (303rd)
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Title Δ
expand and populate numpy array +1.36
How to create new values in a pandas dataframe column based on valu... -2.50
Create specific array using numpy +2.06
Cast dataframe of tuples to numpy matrix in Python 0.00
How to replace every NaN in a column with different random values u... +2.07
MATLAB store indices maximum in logical matrix -0.61
Map discrete columns to the index of their unique values +2.09
Pandas: Find row wise frequent value +2.11
sum groups rows of numpy matrix using list of lists of indices +0.25
How to remove na and count values NxK arrays in numpy in a vectoriz... 0.00
numpy / tensorflow vectorization of slices 0.00
Keep top N values of each row in a dataframe within groups of colum... +1.26
Numpy: Insert value into different column for each row +0.27
Fastest way to calculate exponential [exp()] function of large comp... 0.00
How to find position of nonzero elements in each row? +1.08
Keep first element of array that is part of a sequence +0.24
How to select all non-NaN columns and non-NaN last column using pan... +0.58
how to manipulate the following numpy.where array +1.17
Reshaping and stacking a 2D array to form a 3D array +2.00
Converting values of Existing Numpy ndarray to tuples -2.71
What is the best way to create a block matrix form a row vector? +0.29
Fastest repeated index add (np.add.at for multiple dimensions) 0.00
Find constant subarrays in large numpy array +1.65
Shuffle 4-dimensional time-series by voxel +0.23
Fastest way to sum over rows of sparse matrix 0.00
Numpy: Select where index is the same 0.00
how to normalize subarrays in a numpy array +0.25
How to create a matrix based on bins? 0.00
How to create an increasing, multi-dimensional array in numpy +1.26
downsample big numpy.ndarray on if condition in python 0.00
What is the fastest way to multiply with extremely sparse matrix? +0.25
How to separate a Series containing NaNs into two by length of defi... +1.17
Create a view containing subsets of numpy array -1.88
normalize a pandas data frame but skip a few columns 0.00
Find the index of a string value in a pandas DataFrame +0.63
How to check if data is missing after two or more repeating values... -0.69
NumPy/PyTorch extract subsets of images -0.24
How to sort a two-dimensional array in descending order for a column? 0.00
Fill a 3D numpy array with ones based on a 2D array with indices +2.08
Make 3D array with 1D arrays with zero padding depending on index o... 0.00
Count of items that occur in succession +1.00
Pandas fillna() not working as expected -1.63
How to select the first occurrence of a repeated item in sequence i... +1.49
How to normalize each vector of np.gradient elegantly? +0.76
NumPy dot prodoct of a 2d array and a 3D array element wise 0.00
Numpy change shape from (3, 512, 660, 4) to (3,2048,660,1) 0.00
Picking and assigning multiple subsets from multiple sets in numpy 0.00
Python: How to rewrite function to be used with arrays? 0.00
special tiling of matrix in tensorflow or numpy 0.00
Efficiently calculate histogram of a 3D numpy array along an axis w... 0.00