m = 5;	% rows
n = 5;	% columns

% max intensity = 8
Intensity = [|
2, 0, 1, 8, 0 |
7, 8, 5, 6, 4 |
5, 3, 4, 2, 3 |
1, 2, 8, 0, 7 |
8, 6, 7, 5, 6
|];