/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

2 votes139 views5 answers
Download python 3.6 64 bit for windows 7
Python
0 vote151 views1 answer
How to do forward feature selection in python
Python
0 vote146 views1 answer
A function to create a null matrix in python
Python
14 votes157 views6 answers
Print list in python
Python
12 votes152 views4 answers
Install numpy
Python
0 vote136 views1 answer
Webhook logger python
Python
10 votes147 views3 answers
Get reactions from message discord.py
Python
0 vote141 views1 answer
Hi guys
Python
0 vote129 views1 answer
Selenium click on item in a list
Python
0 vote178 views1 answer
Django admin no such table user
Python Django