File list (Check if you may need any files):
程序1
.....\boundaries.m
.....\boundaries_r.m
.....\codediff.m
.....\fchcode.m
.....\im_bw.m
.....\img.bmp
.....\main.asv
.....\main.m
.....\minmag.m
程序2
.....\boundaries.m
.....\boundaries_r.m
.....\codediff.m
.....\fchcode.m
.....\im_bw.m
.....\img.bmp
.....\img.jpg
.....\main.asv
.....\main1.asv
.....\main1.m
.....\main2.m
.....\minmag.m
程序3
.....\boundaries.m
.....\bsubsamp.m
.....\codediff.m
.....\fchcode.m
.....\im_bw.m
.....\ka.jpg
.....\main.asv
.....\main1.m
.....\main2.m