Research

Reduction Method of Multidimensional Qualitative Variables

2012-09-12  

 
【title】Reduction Method of Multidimensional Qualitative Variables Based on Rough Set Theory 
【author】 FAN Xiao-wen1; JIA Xuan-dong2(1.College of Statistics; Shanxi University of Finance and Economics; Taiyuan 030006; China)(2.China Association For Quality; Beijing 100032; China);
【Author Affiliations】 China Center for Special Economic Zone Research
【source】 Mathematics in Practice and Theory,2009( 03)  
【key words】rough set; attributive reduction; information entropy; qualitative variables; 
【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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