SIFT
代码说明：
用SIFT算法实现了刚性和非刚性图像的配准 并且效果非常理想 SIFT的特征点的提取 描述 和匹配的算法有注释(Nonrigid Registration Using Free-Form Deformation. )
文件列表：
MatlabSIFT
..........\affine.m,1093,2002-07-18
..........\build_pyramid.m,2047,2002-07-10
..........\construct_key.m,817,2002-07-17
..........\detect_features.m,3146,2004-01-05
..........\drawbox.m,244,2002-06-07
..........\eliminate_edges.m,137,2002-08-06
..........\example
..........\.......\script_example.m,1061,2004-01-05
..........\filter_gaussian.m,1539,2002-06-26
..........\filter_laplacian.m,1803,2002-06-26
..........\find_extrema.m,2761,2004-01-05
..........\find_features.m,6216,2004-01-05
..........\fit_parabola.m,119,2002-06-11
..........\fit_paraboloid.m,432,2002-06-12
..........\fmransac_test2.m,7004,2002-07-18
..........\f_class.m,397,2002-06-18
..........\gauss1d.m,236,2002-05-29
..........\gauss2dx.m,573,2002-05-29
..........\getpts.m,6081,2002-07-09
..........\get_dvtime.m,615,2002-07-31
..........\interp.m,408,2002-06-18
..........\kill_edges.m,170,2002-07-17
..........\make_cost.m,227,2002-07-17
..........\match_dv_odometry.m,392,2002-07-31
..........\motion_corr.m,6466,2002-07-17
..........\motion_corr2.m,4570,2002-07-18
..........\mv2.m,166,2002-06-27
..........\plotpoints.m,1035,2002-08-09
..........\plot_matched.m,718,2002-08-01
..........\process_loop.m,283,2002-08-01
..........\refine_features.m,8711,2002-08-06
..........\resample_bilinear.m,1248,2002-05-13
..........\showfeatures.m,1487,2002-08-06
..........\show_plist.m,194,2002-06-07
..........\show_points.m,97,2002-06-17
..........\structure2.m,678,2002-08-01
..........\symmetric_match.m,975,2002-08-01
..........\test.m,2255,2002-07-16
..........\test2.m,415,2002-08-01
..........\test_jy.m,471,2002-08-06
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