A Relationship of Conflicting Belief Masses to Open World Assumption

被引:6
作者
Daniel, Milan
机构
来源
BELIEF FUNCTIONS: THEORY AND APPLICATIONS, (BELIEF 2016) | 2016年 / 9861卷
关键词
Belief functions; Dempster-shafer theory; Uncertainty; Conflicting belief masses; Internal conflict; Conflict between belief functions; Open world assumption; Transferable Belief Model (TBM); COMBINATION;
D O I
10.1007/978-3-319-45559-4_15
中图分类号
TP18 [人工智能理论];
学科分类号
081104 ; 0812 ; 0835 ; 1405 ;
摘要
When combining belief functions by conjunctive rules of combination, conflicting belief masses often appear, which are assigned to empty set by the non-normalized conjunctive rule or normalized by Dempster's rule of combination in Dempster-Shafer theory. This theoretical study analyses processing of conflicting belief masses under open world assumption. It is observed that sum of conflicting masses covers not only a possibility of a non-expected hypothesis out of considered frame of discernment. It also covers, analogously to the case of close world assumption, internal conflicts of individual belief functions and conflict between/among two or several combined belief functions. Thus, for correct and complete interpretation of open world assumption it is recommended to include extra element(s) into used frame of discernment.
引用
收藏
页码:146 / 155
页数:10
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