A New Discretization Approach of Continuous Attributes. - Xu E; Liangshan Shao; Yongchang Ren; Hao Wu; Feng Qiu (APWCS, 2010)

A New Method for Knowledge Acquisition from Incomplete Information System Based on Rough Set. - Xu E; Quantie Wang; Fuming Sun; Yongchang Ren (ISIA, 2010)

Fuzzy rule representation and knowledge base construction in expert system. - Yongchang Ren; Xuguang Chai; Tao Xing; Xiaoji Chen (ISKE, 2010)

Urban Delivery Distribution Routing Optimizing Key Technology Based on Web GIS. - Yongchang Ren; Tao Xing; Haijun Song; Xiaoji Chen (J. Softw., 2011)

A New Method of Attribute Reduction Based On Information Quantity in An Incomplete System. - Xu E; Yuqiang Yang; Yongchang Ren (J. Softw., 2012)