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一种改进的冲突证据判别方法
引用本文:马永一,沈怀荣,彭颖.一种改进的冲突证据判别方法[J].装备指挥技术学院学报,2010,21(5):120-124.
作者姓名:马永一  沈怀荣  彭颖
作者单位:1. 装备指挥技术学院,研究生管理大队,北京,101416
2. 装备指挥技术学院,航天装备系,北京,101416
摘    要:根据证据冲突程度选用不同融合规则可有效解决Dempster规则难以处理冲突证据的问题,但前提需要对冲突证据做出正确判别。分析了目前常见的几种冲突证据判别方法存在的局限,借鉴Murphy规则平均信度优先的设计思想,提出了一种改进的冲突证据判别方法。实例表明:采用这种改进的判别法衡量证据冲突对融合结果的影响,可获得满意的效果。

关 键 词:证据理论  冲突证据  判别

A Modified Distinguish Method for Conflict Evidences
MA Yongyi,SHEN Huairong,PENG Ying.A Modified Distinguish Method for Conflict Evidences[J].Journal of the Academy of Equipment Command & Technology,2010,21(5):120-124.
Authors:MA Yongyi  SHEN Huairong  PENG Ying
Affiliation:1.Company of Postgraduate Management,the Academy of Equipment Command & Technology,Beijing 101416 China;2.Department of Space Equipment,the Academy of Equipment Command & Technology,Beijing 101416 China)
Abstract:To solve the invalidation problem of Dempster evidence combination rule with high conflict,different combination rules can be used according to the grade of the evidence conflict.And it is necessary to distinguish the conflict evidences first.It indicates the disadvantages of some popular distinguish methods for conflict evidences,and then an improved method based on the Murphy's proportion belief preference rule is proposed.The numerical study shows that the modified method can efficiency solve the problem of conflict judgement in evidences combination and obtain more satisfied results.
Keywords:evidence theory  conflict evidences  distinguish
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