SIFT feature detection in image matching has a more widely used, and has taught good test results.

siftDemoV4\appendimages.m
..........\basmati.pgm
..........\book.pgm
..........\box.pgm
..........\defs.h
..........\LICENSE
..........\Makefile
..........\match.c
..........\match.m
..........\README
..........\scene.pgm
..........\showkeys.m
..........\sift
..........\sift-1.m
..........\sift.m
..........\....DemoV4\appendimages.m
..........\..........\basmati.pgm
..........\..........\book.pgm
..........\..........\box.pgm
..........\..........\defs.h
..........\..........\LICENSE
..........\..........\Makefile
..........\..........\match.c
..........\..........\match.m
..........\..........\README
..........\..........\scene.pgm
..........\..........\showkeys.m
..........\..........\sift
..........\..........\sift.m
..........\..........\siftWin32.exe
..........\..........\util.c
..........\siftWin32.exe
..........\util.c
..........\siftDemoV4
siftDemoV4

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