| 广义模糊粗糙集的广义不确定性 |
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| 引用本文： | 唐丽,王燕,莫智文.广义模糊粗糙集的广义不确定性[J].四川师范大学学报(自然科学版),2007,30(3):288-290. |
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| 作者姓名： | 唐丽 王燕 莫智文 |
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| 作者单位： | 四川师范大学,数学与软件科学学院,四川,成都,610066 |
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| 摘 要： | 提出并讨论了模糊粗糙集的广义不确定性,并基于Shannon’s熵讨论了模糊近似空间的广义熵,进而研究了模糊粗糙集的广义模糊度及其性质.
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| 关 键 词： | 模糊集 粗糙集 三角范数 广义不确定性 |
| 文章编号： | 1001-8395（2007）03-0288-03 |
| 收稿时间： | 2005-11-03 |
| 修稿时间： | 2005-11-03 |
Knowledge Reduction in Set-valued Incomplete Information System |
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| TANG Li,WANG Yan,MO Zhi-wen.Knowledge Reduction in Set-valued Incomplete Information System[J].Journal of Sichuan Normal University(Natural Science),2007,30(3):288-290. |
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| Authors: | TANG Li WANG Yan MO Zhi-wen |
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| Institution: | College of Mathematics and Software Science, Sichuan Normal University, Chengdu 610066, Sichuan |
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| Abstract: | In this paper we introduce and discuss generalized indeterminations of fuzzy rough sets.The concept of generalized entropy of a fuzzy approximation space is discussed,which is similar to Shannon's entropy.Moreover,a notion of generalized fuzziness and its properties are studied. |
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| Keywords: | Fuzzy set Rough set Triangular norm The generalized uncertainty |
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