On possibility analysis of fuzzy data

被引:6
作者
Yang, MS [1 ]
Liu, MC [1 ]
机构
[1] Chung Yuan Christian Univ, Dept Math, Chungli 32023, Taiwan
关键词
possibility space; possibility distribution function; fuzzy variable; double fuzzy variable; fuzzy parameter estimation; possibility likelihood function;
D O I
10.1016/S0165-0114(96)00259-X
中图分类号
TP301 [理论、方法];
学科分类号
081202 ;
摘要
This paper addresses the analysis of fuzzy data from a possibilistic perspective. The concept of a double fuzzy variable is introduced and related notions are defined and investigated. The properties and fuzzy parameter estimation of the possibility distribution are also investigated. A maximum possibility likelihood principle is provided to estimate unknown fuzzy parameters. A normal possibility distribution is used as an example and estimates of its fuzzy parameters are given. The proposed possibility theory of fuzzy data constitutes a new approach to analyzing fuzzy data from a possibilistic point of view. (C) 1998 Elsevier Science B.V.
引用
收藏
页码:171 / 183
页数:13
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