Dmitriy Bespalov Ali Shokoufandeh William C. Regli Wei Sun 0003 Scale-space representation of 3D models and topological matching. 208-215 2003 conf/sma/2003 Symposium on Solid Modeling and Applications http://doi.acm.org/10.1145/781606.781638 db/conf/sma/sma2003.html#BespalovSRS03