image_threshold_test, a MATLAB code which calls image_threshold(), which creates a black and white version of a grayscale image by specifying a single threshold value; pixels below this value become black, and above this value they are white.
The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.
image_threshold, matlab programs which make a black and white version of a grayscale image by setting all pixels below or above a threshold value to black or white.
CONJUNCTION is an astronomical image.
STAR_FIELD is an astronomical image.