File list (Check if you may need any files):
SIFT
....\A Comparison of SIFT PCASIFT and SURF.pdf
....\Based on Color and SIFT.pdf
....\Object recognition from local scale-invariant feature.pdf
....\PCA SIFT
....\........\mm2004-retrieval.pdf
....\........\mod_lowe_demoV2.tar.gz
....\........\objects
....\........\.......\bee1.jpg
....\........\.......\bee2.jpg
....\........\.......\bunny1.png
....\........\.......\bunny2.png
....\........\.......\bunny3.png
....\........\.......\camera1.png
....\........\.......\camera2.png
....\........\.......\camera3.png
....\........\.......\dog1.png
....\........\.......\dog2.png
....\........\.......\dog3.png
....\........\.......\dragonfly1.jpg
....\........\.......\dragonfly2.jpg
....\........\.......\drinks1.png
....\........\.......\drinks2.png
....\........\.......\drinks3.png
....\........\.......\eggs1.png
....\........\.......\eggs2.png
....\........\.......\eggs3.png
....\........\.......\fire1.png
....\........\.......\fire2.png
....\........\.......\fire3.png
....\........\.......\flower1.png
....\........\.......\flower2.png
....\........\.......\flower3.png
....\........\.......\giraffe1.png
....\........\.......\giraffe2.png
....\........\.......\giraffe3.png
....\........\.......\museum1.jpg
....\........\.......\museum2.jpg
....\........\.......\remote1.png
....\........\.......\remote2.png
....\........\.......\remote3.png
....\........\.......\Thumbs.db
....\........\.......\timer1.png
....\........\.......\timer2.png
....\........\.......\timer3.png
....\........\pca-sift-cvpr-04.pdf
....\........\PCA-SIFT.htm
....\........\pcasift-0.91nd
....\........\..............\aclocal.m4
....\........\..............\AUTHORS
....\........\..............\ChangeLog
....\........\..............\config.h.in
....\........\..............\configure
....\........\..............\configure.ac
....\........\..............\COPYING
....\........\..............\depcomp
....\........\..............\docs
....\........\..............\....\README
....\........\..............\Doxyfile
....\........\..............\gathergrads.cc
....\........\..............\getpatches.cc
....\........\..............\gpcavects.txt
....\........\..............\image.cc
....\........\..............\image.h
....\........\..............\INSTALL
....\........\..............\install-sh
....\........\..............\keypoint.cc
....\........\..............\keypoint.h
....\........\..............\Makefile.am
....\........\..............\Makefile.in
....\........\..............\missing
....\........\..............\mkinstalldirs
....\........\..............\NEWS
....\........\..............\README
....\........\..............\recalckeys.cc
....\........\pcasift-training-matlab
....\........\.......................\pcasift-training-matlab
....\........\pcasift-training-matlab from Cheng miao.tar
....\........\testimages
....\........\..........\approach.jpg
....\........\..........\boat.jpg
....\........\..........\bull.jpg
....\........\..........\oak1.jpg
....\........\..........\office.jpg
....\........\..........\recipients.jpg
....\........\..........\Thumbs.db
....\........\tmp.key
....\........\tmp.pgm
....\........\training-matlab
....\........\...............\pca.m
....\........\...............\pcag.m
....\........\...............\ploteigs.m
....\........\...............\ploteigs2.m
....\........\...............\readeigs.m
....\........\...............\runpca.m
....\........\training-matlab.rar
....\siftDemoV4
....\..........\appendimages.m
....\..........\basmati.pgm
....\..........\BlurImage.m