Introduction - If you have any usage issues, please Google them yourself
Canny method using two thresholds to strong and the weak edge, edge detection and only when connected to strong edges and the weak edge, weak edge will be included in the output, as a result, this method is not susceptible to noise interference, can detect the real weak edge, but due to the detection threshold is fixed, when the fuzzy image edge detection, edge is likely to lead to smooth out some information.
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P0403.m
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使用说明请参看右侧注释===〉〉.txt