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Divakar

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1771.53 (20th) 		Reputation
169,899 (303rd)
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Title Δ
How do I copy values from 2 dimensional array into new column in pa... 0.00
Sliding windows along last axis of a 2D array to give a 3D array us... 0.00
Getting 3 minimum numbers from np.min(array) -1.05
Pandas / Numpy way of finding difference between column headers and... 0.00
Python: up and down justify the index of a bool numpy array +0.27
Alpha masking a non square region python cv2 -0.73
Get array of indices of first zero in every row of numpy array 0.00
(Logical Indexing) Executing formula for RGBA values in numpy array +0.28
remove for loop in numpy statment 0.00
Efficiently creating a checkerboard pattern of 0s and 255s +0.27
Fast way to calculate conditional function +0.39
Proper optimization of some calculation 0.00
block matrix assignment in Python 0.00
How to Drop rows from pandas dataframe by using a list of indices +1.54
Numpy/Scipy with masks and RGB images 0.00
fastest way to search in 3D array in numpy +1.12
Concat python dataframes based on unique rows -1.39
How do I create a Boolean matrix with a corresponding index conditi... +1.36
replace numpy elements with non-scalar dictionary values 0.00
Python Pandas: Get dataframe.value_counts() result as list -2.76
fastest way to create numpy 2d array of indices +0.25
Convert all zeros to ones which are between ones in numpy array 0.00
Loopless chi-square grid search in Python numpy 0.00
Compare arrays, find same elements and return index +0.94
Python: moving all elements greater than 0 to left and right in num... +1.43
How to I factorize a list of tuples? -1.17
vectorise for loop with numpy.where +1.35
pandas dataframe values with numpy array 0.00
Numpy advanced indexing usage 0.00
Broadcast 1D array against 2D array for lexsort : Permutation for s... +1.74
Why is numpy's exp slower than Matlab? How to make it faster? 0.00
How do I change the values in one column based on a different column? -1.75
Partition array in sub-arrays using zero-crossings as selection bou... 0.00
replace all columns in pandas dataframe with one column +1.71
Calculate color visibility from hue values respecting saturation an... 0.00
How to segment data in pandas more cleanly? -0.85
Most frequent string in cell array without respecting the alphabeti... 0.00
Create Pandas DataFrame from (row, column, value) data 0.00
Vectorize 2d chi-square grid search 0.00
How to shuffle groups of rows of a Pandas dataframe? +0.27
Calculate histograms along axis 0.00
Fastest way to calculate difference in all columns +0.77
How to randomly shift rows of a numpy array 0.00
numpy: padding array with zeros -2.16
Manipulating a list of numbers into columns or separate lists for p... +1.22
Split an ndarray using indices and offsets - Python -0.70
Find values in numpy array space-efficiently 0.00
How can I efficiently tell if an index is a complete cartesian prod... -1.55
Numpy indexing set 1 to max value and zero's to all others -0.78
Converting a pandas multi-index series to a dataframe by using seco... -2.68