How to filter the keypoints in the SIFT and SURF methods

asked 2015-11-17 16:38:28 -0500

diegomoreira gravatar image

Anyone know how to filter the key points in the sift and surf methods, for evite to generate errors in the homography matrix.

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Please define the features you want to filter. What are their characteristics? I suppose you need to extract the descriptors and do a match on the known ones... isn't it?

thdrksdfthmn gravatar imagethdrksdfthmn ( 2015-11-18 03:26:19 -0500 )edit

please use the search of this forum, this question has been answered already several times, cross check / ratio check are two possible solutions.

Guanta gravatar imageGuanta ( 2015-11-18 04:11:49 -0500 )edit