/Python/Python replace values in a matrix

Python replace values in a matrix

Replace matrix values python

>>> import numpy as np
   >>> M = np.arange(10)
   >>> M
   array([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])
   >>> M[(M > 2) & (M < 7)] = -1
   >>> M
   array([ 0,  1,  2, -1, -1, -1, -1,  7,  8,  9])

Source: moonbooks.org

Replace matrix values python

>>> A = np.array((1,7,3,8,4,9,1))
>>> np.where(A>4,1,A)
array([1, 1, 3, 1, 4, 1, 1])

Source: moonbooks.org

Similar codes

0 vote328 views1 answer
Django dump previous migrations
Python Django
0 vote280 views1 answer
Dynamic grid using tkinter
Python
0 vote264 views1 answer
Selecting a specific value and corrersponding value in df python
Python
0 vote270 views1 answer
Print type on each cell in column pandas
Python
18 votes241 views3 answers
Change specific column name pandas
Python
0 vote249 views1 answer
Python pandas table save
Python
0 vote270 views1 answer
Python tkinter dynamic toggle button
Python
42 votes262 views6 answers
Python iterate with index
Python
0 vote277 views1 answer
Create contract from interface in brownie
Python
5 votes259 views2 answers
Matplotlib background color
Python