Check out example codes for "matlab create image". It will help you in understanding the concepts better.
Code Example 1
% Define A as your size matrix, this example uses 200x200 of 0's A = uint8(zeros(200,200)); % loop over M x N with two for's for row 1:size(A,1) for col 1:size(A,2) % your logic here, example: A(row,col) = 255 end end % image matrix is now 200x200 of 255, using imshow will display a white image. % imshow(A)
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