Concatenation of 2 1D `numpy` Arrays Along 2nd Axis

Question

Executing

import numpy as np
t1 = np.arange(1,10)
t2 = np.arange(11,20)

t3 = np.concatenate((t1,t2),axis=1)

results in a

Trac         


        

Answer 1

You better use a different function of Numpy called numpy.stack.
It behaves like MATLAB's cat.

The numpy.stack function doesn't require the arrays to have the dimension they are concatenated along.