文件列表SIFTtutorial1\SIFTtutorial\add_descriptors_to_database.m.............\............\display_keypoints.m.............\............\empty_descriptor_database.m.............\............\find_nearest_neighbours.m.............\............\fit_robust_affine_transform.m.............\............\gaussian_filter.m.............\............\get_linear_index.m.............\............\get_multiple_indices.m.............\............\Histogram.jpg.............\............\hough.m.............\............\images\einstein.key.............\............\......\einstein.key.mat.............\............\......\einstein.pgm.............\............\......\nutshell0003.key.............\............\......\nutshell0003.key.mat.............\............\......\nutshell0003.mask.............\............\......\nutshell0003.pgm.............\............\......\nutshell0004.key.............\............\......\nutshell0004.key.mat.............\............\......\nutshell0004.pgm.............\............\......\nutshell0007.key.............\............\......\nutshell0007.key.mat.............\............\......\nutshell0007.pgm.............\............\......\nutshell0008.key.............\............\......\nutshell0008.key.mat.............\............\......\nutshell0008.pgm.............\............\......\nutshell0009.key.............\............\......\nutshell0009.key.mat.............\............\......\nutshell0009.pgm.............\............\......\nutshell0010.key.............\............\......\nutshell0010.key.mat.............\............\......\nutshell0010.pgm.............\............\......\nutshell0011.key.............\............\......\nutshell0011.key.mat.............\............\......\nutshell0011.pgm.............\............\......\nutshell0012.key.............\............\......\nutshell0012.key.mat.............\............\......\nutshell0012.pgm.............\............\......\phone0003.key.............\............\......\phone0003.key.mat.............\............\......\phone0003.mask.............\............\......\phone0003.pgm.............\............\......\phone0005.key.............\............\......\phone0005.key.mat.............\............\......\phone0005.pgm.............\............\......\phone0007.key.............\............\......\phone0007.key.mat.............\............\......\phone0007.pgm.............\............\......\phone0016.key.............\............\......\phone0016.key.mat.............\............\......\phone0016.pgm.............\............\......\phone0017.key.............\............\......\phone0017.key.mat.............\............\......\phone0017.pgm.............\............\......\phone0018.key.............\............\......\phone0018.key.mat.............\............\......\phone0018.pgm.............\............\......\wadham001.key.............\............\......\wadham001.key.mat.............\............\......\wadham001.pgm.............\............\......\wadham002.key.............\............\......\wadham002.key.mat.............\............\......\wadham002.pgm.............\............\......\wadham003.key.............\............\......\wadham003.key.mat.............\............\......\wadham003.pgm.............\............\......\wadham004.key.............\............\......\wadham004.key.mat.............\............\......\wadham004.pgm.............\............\......\wadham005.key.............\............\......\wadham005.key.mat.............\............\......\wadham005.pgm.............\............\imWarpAffine.m.............\............\pgmread.m.............\............\PGM格式解析.doc.............\............\read_keypoint_file.m.............\............\read_lowe_keypoints.m.............\............\resizeImageFig.m.............\............\sift-1-1.jpg.............\............\sift-1-2.jpg.............\............\sift-1-3.jpg.............\............\sift-1-4.jpg.............\............\sift-1-5.jpg.............\............\sift-1-6.jpg.............\............\sift-1-7.jpg.............\............\sift-1-8.jpg.............\............\SIFT.asv.............\............\SIFT.m.............\............\SIFT_from_cache.m.............\............\tutorial.asv.............\............\tutorial.m.............\............\write_keypoint_file.m.............\............\耗费时间.txt.............\............\images.............\SIFTtutorial……