基于宽松下近似概念的连续型决策表的属性约简方法

  • 张群峰 ,
  • 张天一
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  • 1.河北大学数学与计算机学院,河北保定,071002; 2.河北大学临床医学院,河北 保定,071000

网络出版日期: 2013-07-25

基金资助

河北省教育厅科学研究计划资助项目,河北省科技厅软科学项目,河北省自然科学基金资助项目

Reducing the attributes of decision tables with real values based on loose lower approximation

  • ZHANG Qunfeng ,
  • ZHANG Tianyi
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Online published: 2013-07-25

摘要

针对连续型决策表,利用模糊相容关系对样例聚类产生模糊决策表,运用宽松下近似概念定义属性重要度,利用函数弹性概念定义决策属性关于条件属性的敏感度,将其作为属性重要度的权重得到加权重要度,并以此为启发式信息提出了一种连续型决策表的属性约简方法.

本文引用格式

张群峰 , 张天一 . 基于宽松下近似概念的连续型决策表的属性约简方法[J]. 河北大学学报(自然科学版), 2013 , 33(4) : 337 -341 . DOI: 10.3969/j.issn.1000-1565.2013.04.001

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