Category "matrix"

Is there a Python equivalent of MATLAB's conv2 function?

Does Python or any of its modules have an equivalent of MATLAB's conv2 function? More specifically, I'm interested in something that does the same computation a

PHP rotate matrix counter-clockwise

I am solving a larger problem and at one step I need to rotate a 2D array counter-clockwise. So if I have this matrix: 1 2 3 4 1 2 3 4 3 4 5 6 3 4 5 6 After

Calculate a 2D homogeneous perspective transformation matrix from 4 points in MATLAB

I've got coordinates of 4 points in 2D that form a rectangle and their coordinates after a perspective transformation has been applied. The perspective trans