Compute an integral image using MatLab.
img = im2double(imread('test.bmp'));
IntegralImage = cumsum( cumsum(img,1),2);
Inside cumsum works along y direction while outside cumsum does along x direction.
Compute an integral image using MatLab.
img = im2double(imread('test.bmp'));
IntegralImage = cumsum( cumsum(img,1),2);
Inside cumsum works along y direction while outside cumsum does along x direction.