isSimilarKeypoints   63 modules/features2d/test/test_detectors_regression.cpp     bool isSimilarKeypoints( const KeyPoint& p1, const KeyPoint& p2 );
isSimilarKeypoints  160 modules/features2d/test/test_detectors_regression.cpp         if( !isSimilarKeypoints( validKeypoints[v], calcKeypoints[nearestIdx] ) )