1.6 尺度不变特征提取\1.6节程序运行说明.doc ....................\aaa.jpg ....................\display_keypoints.m ....................\gaussian_filter.m ....................\IMAG0001.jpg ....................\integralimage.m ....................\pgmread.m ....................\pnmReadHeader.m ....................\resizeImageFig.m ....................\SIFT.asv ....................\SIFT.m 1.6 尺度不变特征提取