image_contrast_test, a MATLAB code which calls image_contrast(), which carries out a simple contrast enhancement operation on an image.
The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.
image_contrast, a MATLAB code which applies image processing techniques to increase the contrast in an image.
SURFSUP is a grayscale image.
UNDERWATER_BMX is an RGB image. Note that attempts to increase the blurriness of this image using a value of S less than 1 didn't seem to have much effect.