SIFT算法是特征点寻找中比较经典也是相当精确的一种算法，原作者已经给出了相应的VC代码，这个代码包是基于matlab编写的，里面相应的有一些注释可以帮助初学者了解SIFT的操作过程。

Packet : program-matlab.rar filelist
program-matlab\affine.m
program-matlab\build_pyramid.m
program-matlab\construct_key.m
program-matlab\detect_features.asv
program-matlab\detect_features.m
program-matlab\drawbox.m
program-matlab\eliminate_edges.m
program-matlab\example\ima1.jpg
program-matlab\example\ima2.jpg
program-matlab\example\ima3.jpg
program-matlab\example\script_example.m
program-matlab\example\Thumbs.db
program-matlab\filter_gaussian.m
program-matlab\filter_laplacian.m
program-matlab\find_extrema.m
program-matlab\find_features.m
program-matlab\fit_parabola.m
program-matlab\fit_paraboloid.m
program-matlab\fmransac_test2.m
program-matlab\f_class.m
program-matlab\gauss1d.m
program-matlab\gauss2dx.m
program-matlab\getpts.m
program-matlab\get_dvtime.m
program-matlab\ima1.jpg
program-matlab\ima2.jpg
program-matlab\ima3.jpg
program-matlab\interp.m
program-matlab\kill_edges.m
program-matlab\make_cost.m
program-matlab\match_dv_odometry.m
program-matlab\motion_corr.m
program-matlab\motion_corr2.m
program-matlab\mv2.m
program-matlab\plotpoints.m
program-matlab\plot_matched.m
program-matlab\process_loop.m
program-matlab\refine_features.m
program-matlab\resample_bilinear.asv
program-matlab\resample_bilinear.m
program-matlab\script_example.m
program-matlab\showfeatures.m
program-matlab\show_plist.m
program-matlab\show_points.m
program-matlab\structure2.m
program-matlab\symmetric_match.m
program-matlab\test.m
program-matlab\test2.m
program-matlab\test_jy.asv
program-matlab\test_jy.m
program-matlab\Untitled4.asv
program-matlab\example
program-matlab

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