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基于粗糙集理论的多维定性变量约简方法
Reduction Method of Multidimensional Qualitative Variables Based on Rough Set Theory
【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.
【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.
【关键词】 粗糙集;
属性约简;
信息熵;
定性变量;
【Key words】 rough set; attributive reduction; information entropy; qualitative variables;
【Key words】 rough set; attributive reduction; information entropy; qualitative variables;
【基金】 2006教育部社科研究项目(06JA910003)
- 【文献出处】 数学的实践与认识 ,Mathematics in Practice and Theory , 编辑部邮箱 ,2009年03期
- 【分类号】O159
- 【下载频次】162