/Python/Get n largest values from 2D numpy array matrix

Get n largest values from 2D numpy array matrix

""" for this matrix:
[[ 8,  9,  4],
 [10,  5, 18],
 [ 5,  6,  6]]
"""
n = 5
rows = mat4.shape[0]
row_col_idxs = [(e//rows, e-(e//rows * rows)) 
				for e in mat4.flatten().argsort()[::-1][:n]]
""" result: [(1, 2), (1, 0), (0, 1), (0, 0), (2, 2)] """

Similar codes

1 vote337 views1 answer
Using bs4 to obtain html element by id
Python
0 vote341 views1 answer
Python assertEqual tuple list
Python
0 vote287 views1 answer
Controlliing a fill pattern in matplotlib
Python
7 votes300 views2 answers
What does // mean in python
Python
1 vote336 views1 answer
Calculate pointbiseral correlation scipy
Python
1 vote342 views1 answer
Model evaluate function
Python
-2 votes325 views1 answer
Numpy find index of matching values
Python
14 votes305 views3 answers
Getting ip address based on phone number python
Python
85 votes293 views6 answers
How to activate virtual environment in python
Python
9 votes297 views2 answers
How to create a new virtualenv
Python