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给出了决策形式背景下的属性约简与规则提取方法.为此,针对属性约简中起不同作用的属性,区分了必要属性与不必要属性,给出了各类属性的特征和判别方法;在此基础上得到了决策形式背景下的规则提取与属性约简方法,并通过实例表明了该约简方法的可行性与有效性.
This paper gives the methods of attribute reduction and rule extraction in the context of decision making.Therefore, for the attributes that play different roles in attribute reduction, the necessary attributes and unnecessary attributes are distinguished, and the characteristics and discriminating methods of various attributes are given On this basis, we get the rules extraction and attribute reduction methods in the form of decision-making, and show the feasibility and effectiveness of the reduction method through examples.