supported by National Natural Science Foundation of China(Nos.61201395,61272394,61472119 and 61472373);the program for Science & Technology Innovation Talents in Universities of Henan Province(No.13HASTIT039);the Program for Young Backbone Teachers in Universities of Henan Province(Nos.2012GGJS-057 and 2013GGJS-052)
Feature detection and matching play important roles in many fields of computer vision, such as image understanding, feature recognition, 3D-reconstruction, video analysis, etc. Extracting features is usually the first...