code\beans.jpg ....\city.jpg ....\functions\find_best_match.m ....\.........\find_closest_pos.m ....\.........\histogram.m ....\.........\histogram_equalization.m ....\.........\histogram_match.m ....\.........\produce_image_histogram.m ....\lenna.jpg ....\lenna_dark.jpg ....\lenna_white.jpg ....\main_histogram_equalization.m ....\main_histogram_specification.m ....\main_show_histogram.m ....\functions code