| 基于粗糙集理论的多维定性变量约简方法 |
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| 引用本文： | 范霄文,贾宣东. 基于粗糙集理论的多维定性变量约简方法[J]. 数学的实践与认识, 2009, 39(3) |
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| 作者姓名： | 范霄文 贾宣东 |
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| 作者单位： | 1. 山西财经大学,统计学院,太原,030006
2. 中周质量协会,北京,100032 |
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| 摘 要： | 基于粗糙集理论中的属性约简方法,提出了一种基于信息熵进行多维定性变量的约简方法,并进行了实证分析.
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| 关 键 词： | 粗糙集 属性约简 信息熵 定性变量 |
Reduction Method of Multidimensional Qualitative Variables Based on Rough Set Theory |
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| FAN Xiao-wen,JIA Xuan-dong. Reduction Method of Multidimensional Qualitative Variables Based on Rough Set Theory[J]. Mathematics in Practice and Theory, 2009, 39(3) |
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| Authors: | FAN Xiao-wen JIA Xuan-dong |
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| Abstract: | Based on the Attributes Reduction method in the Rough Set theory,a multidimensional qualitative variables reduction method based on information entropy was put forward and an empirical analysis was made. |
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| Keywords: | rough set attributive reduction information entropy qualitative variables |
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