Based on SIFT, combining ideological triangulation can be detected more matching points, the code corresponding to the level of an article published very good and worth considering.

T-CM_v2
.......\T-CM_v2
.......\.......\appendimages.m
.......\.......\bimatching.m
.......\.......\data
.......\.......\....\img1.bmp
.......\.......\....\img3.bmp
.......\.......\demo_v2.asv
.......\.......\demo_v2.m
.......\.......\diffss.m
.......\.......\gaussianss.m
.......\.......\imreadbw.m
.......\.......\imsmooth.c
.......\.......\imsmooth.mexw32
.......\.......\incircle.m
.......\.......\mexutils.c
.......\.......\repairMesh.m
.......\.......\sift.m
.......\.......\sift_compile.m
.......\.......\siftdescriptor.c
.......\.......\siftdescriptor.m
.......\.......\siftdescriptor.mexw32
.......\.......\siftlocalmax.c
.......\.......\siftlocalmax.m
.......\.......\siftlocalmax.mexw32
.......\.......\siftmatch.c
.......\.......\siftmatch.m
.......\.......\siftmatch.mexw32
.......\.......\siftormx.c
.......\.......\siftormx.mexw32
.......\.......\siftrefinemx.c
.......\.......\siftrefinemx.m
.......\.......\siftrefinemx.mexw32

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