Description: Good edge detection procedure, MATLAB environment, which I have tried the procedure, and without error, and attached picture, can be directly run.
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File list (Check if you may need any files):
Edge Color
..........\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
..........\ncolor.m
..........\pie_chart.m
..........\save_file.m
..........\thresh_file.m