| 基于模糊集值映射的粗糙近似算子 |
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| 引用本文： | 杨云. 基于模糊集值映射的粗糙近似算子[J]. 大学数学, 2010, 26(4) |
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| 作者姓名： | 杨云 |
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| 摘 要： | 给出基于模糊集值映射F的模糊集的下(上)近似等概念,研究F-下(上)近似算子aprF(aprF)的性质,探讨求它们的方法,得到若干结果.
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| 关 键 词： | 粗糙集 模糊集 模糊近似空间 模糊集值映射 F-下(上)近似算子 |
Fuzzy Rough Approximation Operators Based on Fuzzy Set-valued Mappings |
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| YANG Yun. Fuzzy Rough Approximation Operators Based on Fuzzy Set-valued Mappings[J]. College Mathematics, 2010, 26(4) |
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| Authors: | YANG Yun |
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| Abstract: | Based on a Fuzzy set-valued mappings lower(upper) approximation of Fuzzy set are defined. Properties of the lower(upper) approximation operators aprF and aprF are studied. Its computing method and a series of conclusions are achieved. |
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| Keywords: | rough set Fuzzy set Fuzzy approximation space Fuzzy set-valued mapping lower(upper) approximation operator |
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