1CHEN D Y,TIAN X P,SHEN Y T,et al.On visual similarity based 3D model retrieval[J] .Computer Graphics Forum,2003,22(3):223-232.
2BESPALOV D,REGLI W C,SHOKOUFANDEH A.Reeb graph based shape retrieval for CAD[C] //Proceedings of ASME DETC 2003 Computers and Information in Engineering.New York,N.Y.,USA:ASME,2003.