FUZZY MEASURE OF FUZZY EVENTS DEFINED BY FUZZY INTEGRALS

被引:64
作者
GRABISCH, M [1 ]
MUROFUSHI, T [1 ]
SUGENO, M [1 ]
机构
[1] TOKYO INST TECHNOL,DEPT SYST SCI,MIDORI KU,YOKOHAMA,KANAGAWA 227,JAPAN
关键词
FUZZY MEASURE; FUZZY INTEGRAL; FUZZY EVENT; DECOMPOSABLE MEASURE; BELIEF FUNCTION; DUALITY;
D O I
10.1016/0165-0114(92)90227-U
中图分类号
TP301 [理论、方法];
学科分类号
081202 ;
摘要
We define the concept of fuzzy measure of a fuzzy event by using a general form of fuzzy integral proposed by Murofushi, called fuzzy t-conorm integral, encompassing previous definitions. Zadeh defined the probability measure of a fuzzy event, and later the possibility measure of fuzzy event. Using a duality property of fuzzy t-conorm integral, we propose a general definition of fuzzy measure of fuzzy events, which is compatible with previous definitions of Zadeh, and possesses all properties of a fuzzy measure, in particular the duality property. Using our definition, we examine the case of decomposable measures and belief functions. A comparison with previous works is provided.
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页码:293 / 313
页数:21
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