THEORY OF α-TRUTH DEGREES IN 3-VALUED PRE-ROUGH LOGIC

被引:0
|
作者
Ma, Yingcang [1 ]
Wang, Lu [1 ]
Liu, Huan [1 ]
Wang, Xiaogai [1 ]
机构
[1] Xian Polytech Univ, Sch Sci, Xian 710048, Shaanxi, Peoples R China
关键词
alpha-truth degree; Truth degree; Similarity degree; Pseudo-metric;
D O I
暂无
中图分类号
TP18 [人工智能理论];
学科分类号
081104 ; 0812 ; 0835 ; 1405 ;
摘要
The theory of alpha-truth degrees in 3-valued Pre-rough logical system is studied in this paper. Firstly, the definition of alpha-truth degrees is proposed. Secondly, the general reasoning rules about alpha-truth degrees are obtained. Lastly, the alpha-similarity degree and alpha-pseudo-metric between two formulas are defined by means of the concept of alpha-truth degrees, and their properties are discussed. This offers a theory framework for approximate reasoning in 3-valued Pre-rough logic.
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页码:936 / 940
页数:5
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