单向S-模糊粗糙集及其应用  

A one-direction S-fuzzy rough set and its application

作　　者：鲁小云[1] 杨勇[2] 

机构地区：[1]青海师范大学计算机系,青海西宁810008 [2]西北师范大学数学与信息科学学院,甘肃兰州730070

出　　处：《山东大学学报（理学版）》2011年第8期110-113,117,共5页Journal of Shandong University(Natural Science)

基　　金：国家自然科学基金资助项目(10641003)

摘　　要：从Dubois模糊粗糙集理论与动态模糊集概念出发,提出了单向S-模糊粗糙集概念和结构,分析了单向S-模糊粗糙集与模糊粗糙集之间的关系,并给出单向S-模糊粗糙集的性质和应用。A one-direction fuzzy rough set is proposed, and its general structure and concept are given by the theory of Dubois fuzzy rough set and the concept of the dynamic fuzzy set. Then, the relationships between a one-direction S- fuzzy rough set and fuzzy rough set are analyzed, and properties and its application of one-direction S-fuzzy rough set are presented.

关 键 词：动态模糊集 模糊元素迁移 Dubois模糊粗糙集 单向s-模糊粗糙集 

分 类 号：O159[理学—数学]