SIFT特征提取代码

SIFT特征提取代码。 [image, descrips, locs] = sift('scene.pgm'); showkeys(image, locs); Finding keypoints... 1021 keypoints found. Drawing SIFT keypoints ... >> match('scene.pgm','book.pgm'); Finding keypoints... 1021 keypoints found. Finding keypoints... 882 keypoints found. Found 98 matches.