File list:
Edge Color
.........\4color.jpg
.........\a.jpg
.........\aish.jpg
.........\color_check2.m
.........\color_find.m
.........\crop_image.m
.........\edge1.fig
.........\edge1.m
.........\edge_detection.m
.........\find_color.m
.........\help.m
.........\histogram_file.m
.........\load_file.m
.........\logo.jpg
.........\ncolor.m
.........\pie_chart.m
.........\save_file.m
.........\thresh_file.m
