showfeatures.m test3.m 00 A.bmp 00 bb.bmp 00 bb1.bmp 01.bmp 01.jpg 01 patrol.jpg 01 patrol1.jpg 01 sunflower.jpg 01 sunflower1.jpg 02 sunflower.jpg 03.JPG 04.JPG 05 mannal.bmp build_pyramid.m construct_key.m detect_features.m drawbox.m eliminate_edges.m f_class.m filter_gaussian.m find_extrema.m find_features.m fit_parabola.m fit_paraboloid.m interp.m refine_features.m resample_bilinear.m