Introduction - If you have any usage issues, please Google them yourself
PCA dimensionality reduction based on the characteristics of the same characteristics of transformation method (sift), hope that the study of feature extraction has to help a friend!
Packet : 11912872pca_sift.rar filelist
PCA_SIFT\training-matlab\training\h.mat
PCA_SIFT\training-matlab\training\pca.m
PCA_SIFT\training-matlab\training\pcag.m
PCA_SIFT\training-matlab\training\ploteigs.m
PCA_SIFT\training-matlab\training\ploteigs2.m
PCA_SIFT\training-matlab\training\readeigs.m
PCA_SIFT\training-matlab\training\runpca.asv
PCA_SIFT\training-matlab\training\runpca.m
PCA_SIFT\testimages\approach.jpg
PCA_SIFT\testimages\boat.jpg
PCA_SIFT\testimages\bull.jpg
PCA_SIFT\testimages\oak1.jpg
PCA_SIFT\testimages\office.jpg
PCA_SIFT\testimages\recipients.jpg
PCA_SIFT\testimages\Thumbs.db
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\aclocal.m4
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\AUTHORS
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\ChangeLog
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\config.h.in
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\configure
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\configure.ac
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\COPYING
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\depcomp
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\Doxyfile
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\gathergrads.cc
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\getpatches.cc
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\gpcavects.txt
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\image.cc
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\image.h
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\INSTALL
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\install-sh
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\keypoint.cc
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\keypoint.h
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\Makefile.am
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\Makefile.in
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\missing
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\mkinstalldirs
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\NEWS
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\README
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\recalckeys.cc
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\docs\README
PCA_SIFT\mod_lowe_demoV2\mod_lowe_demo\a1.pgm
PCA_SIFT\mod_lowe_demoV2\mod_lowe_demo\a6.pgm
PCA_SIFT\mod_lowe_demoV2\mod_lowe_demo\defs.h
PCA_SIFT\mod_lowe_demoV2\mod_lowe_demo\keypoints
PCA_SIFT\mod_lowe_demoV2\mod_lowe_demo\LICENSE
PCA_SIFT\mod_lowe_demoV2\mod_lowe_demo\Makefile
PCA_SIFT\mod_lowe_demoV2\mod_lowe_demo\match
PCA_SIFT\mod_lowe_demoV2\mod_lowe_demo\match.c
PCA_SIFT\mod_lowe_demoV2\mod_lowe_demo\README
PCA_SIFT\mod_lowe_demoV2\mod_lowe_demo\util.c
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd\docs
PCA_SIFT\training-matlab\training
PCA_SIFT\pcasift-0.91nd\pcasift-0.91nd
PCA_SIFT\mod_lowe_demoV2\mod_lowe_demo
PCA_SIFT\training-matlab
PCA_SIFT\testimages
PCA_SIFT\pcasift-0.91nd
PCA_SIFT\mod_lowe_demoV2
PCA_SIFT