Wang, ChaoWang, LeiLiu, Lingqiao2015-12-10December 19781479930227http://hdl.handle.net/1885/63267Graph matching has been widely used in various applications in computer vision due to its powerful performance. However, it poses three challenges to image sparse feature matching: (1) The combinatorial nature limits the size of the possible matches, (2)Improving graph matching via density maximization201310.1109/ICCV.2013.4252015-12-10