摘要
在粗糙集和双枝模糊集的基础上,给出了粗双枝模糊集的概念;讨论了粗下枝模糊集、粗上枝模糊集和粗双枝模糊集的性质.
On the basis of rough sets and both-branch fuzzy sets, the concept of rough both-branch fuzzy sets is presented. The characteristics of rough down branch fuzzy sets, rough up branch fuzzy sets and rough both- branch fuzzy sets are discussed.
出处
《南阳师范学院学报》
CAS
2008年第9期8-9,57,共3页
Journal of Nanyang Normal University
基金
河南省教育厅自然科学基金资助项目(2008C120002)
河南省教育厅自然科学研究计划项目(2007520030)
关键词
模糊集
粗集
粗双枝模糊集
fuzzy sets
rough sets
both-branch fuzzy sets
property
