The sift algorithm matlab library calls, very simple

SIFT_YantaoNoemie\demo-data\feature point extraction picture 1.jpg
.................\.........\feature point extraction picture 2.jpg
.................\.........\fpep1.jpg
.................\.........\image068.JPG
.................\.........\image069.JPG
.................\.........\IMG_20141023_212549.jpg
.................\.........\IMG_20141023_212830.jpg
.................\.........\object1.png
.................\.........\object2.png
.................\.........\Thumbs.db
.................\..scriptor\do_descriptor.m
.................\do_demo_1.m
.................\do_demo_2.asv
.................\do_demo_2.m
.................\do_demo_3.asv
.................\do_demo_3.m
.................\do_demo_4.m
.................\do_sift.asv
.................\do_sift.m
.................\imreadbw.m
.................\key-location\do_extrefine.m
.................\............\do_localmax.asv
.................\............\do_localmax.m
.................\main.asv
.................\main.m
.................\..tch\do_match.asv
.................\.....\do_match.m
.................\orientation\do_orientation.m
.................\README.txt
.................\README.txt.bak
.................\scale-space\do_diffofg.m
.................\...........\do_gaussian.m
.................\...........\smooth.m
.................\sifi.asv
.................\sifi.m
.................\sift1.asv
.................\sift1.m
.................\sift_demo.asv
.................\sift_demo.m
.................\Untitled2.asv
.................\Untitled2.m
.................\util\appendimages.m
.................\....\imreadbw1.m
.................\....\plotsiftdescriptor.asv
.................\....\plotsiftframe.m
.................\....\plotss.m
.................\....\tightsubplot.m
.................\match\NewFolder1
.................\demo-data
.................\descriptor
.................\key-location
.................\match
.................\orientation
.................\scale-space
.................\util
SIFT_YantaoNoemie

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