the code for Distivtive Image Features from Scale-Invariant Keypoint is written by David G. Lowe,which is verified and can operate successfully.

siftDemoV4\appendimages.m
..........\basmati.pgm
..........\book.pgm
..........\box.pgm
..........\defs.h
..........\demo-data
..........\.........\beaver11.bmp
..........\.........\beaver13.bmp
..........\.........\example
..........\.........\.......\ima1.jpg
..........\.........\.......\ima2.jpg
..........\.........\.......\ima3.jpg
..........\.........\.......\pic1.jpg
..........\.........\.......\pic3.jpg
..........\.........\.......\script_example.m
..........\.........\.......\Thumbs.db
..........\.........\image068.JPG
..........\.........\image069.JPG
..........\.........\pic2.jpg
..........\.........\pic3.jpg
..........\.........\pic4.jpg
..........\.........\pic5.jpg
..........\.........\view01.png
..........\.........\view02.png
..........\LICENSE
..........\Makefile
..........\match.c
..........\match.m
..........\README
..........\scene.pgm
..........\showkeys.m
..........\sift
..........\sift.asv
..........\sift.m
..........\sift_match.m
..........\siftWin32.exe
..........\tmp.key
..........\tmp.pgm
..........\util.c
..........\v1.jpg
..........\v2.jpg

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