不完备序信息系统的模型扩展及其属性约简

莫京兰1,2，吕跃进2，李金海3

Extension of rough set model and attribute reduction in incomplete ordered information system based on dominance relation

Mo Jinglan 1,2*Lv Yuejin 2L Jinhai 3

南京大学学报(自然科学版) . 2015, (2): 430 -437 .