im=imread('4.tif');
im2=im2bw(im);
figure, imshow(im2);
im3=bwareaopen(im2,60);
figure, imshow(im3);
image(logical(im3));
image(logical(im2));
colormap(gray(2))
im3=bwareaopen(im2,60);
figure, imshow(im3);
after that ı cant get back to colors ,ı am new to matlab so can you help ?