3D Free Form Surface Matching Based on Orientation Difference Length Distribution. - Yonghuai Liu; Guoqiang Fei; Baogang Wei; Longzhuang Li (ICASSP (2), 2005)

Discontinuity-Based Simplification of Free Form Surface From a Range Image. - Guoqiang Fei; Yonghuai Liu; Baogang Wei; Longzhuang Li (ICPR (4), 2006)