figure, alor = imread('samuel3.jpg'); alor2 = imadd(alor,88); subplot(1,2,1); imshow(alor); subplot(1,2,2); imshow(alor2);

figure, kalabahi = imread('samuel3.jpg'); kalabahi2 = imsubtract(kalabahi,82); subplot(1,2,1); imshow(kalabahi); subplot(1,2,2); imshow(kalabahi2);

figure, mh = imread('my heart.jpg'); mh2 = immultiply(mh,8.1); subplot(1,2,1); imshow(mh); subplot(1,2,2); imshow(mh2);

figure, mh = imread('my heart.jpg'); mh2 = immultiply(mh,0.23); subplot(1,2,1); imshow(mh); subplot(1,2,2); imshow(mh2);