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单向证据冲突度量方法
引用本文:王 路,邢清华,毛艺帆. 单向证据冲突度量方法[J]. 通信学报, 2016, 37(7): 118-123. DOI: 10.11959/j.issn.1000-436x.2016143
作者姓名:王 路  邢清华  毛艺帆
作者单位:空军工程大学防空反导学院,陕西 西安 710051
基金项目:国家自然科学基金资助项目(No.61272011)
摘    要:针对传统证据冲突度量方法无法表达证据间支持程度差异的问题,提出一种带有方向性的证据冲突度量方法。该方法基于单向支持度间接计算证据间的冲突程度,单向支持度模型采用取小累加运算来表征两证据观点的一致程度,支持系数的引入保证了所建模型具有非对称性。实验结果表明所提方法不但能够有效区分证据间支持程度的差异,而且还能克服传统方法在特定情况下失效的问题。

关 键 词:Dempster-Shafer证据理论;方向;证据冲突;冲突度量

Directional evidence conflict measurement approach
Lu WANG,Qing-hua XING,Yi-fan MAO. Directional evidence conflict measurement approach[J]. Journal on Communications, 2016, 37(7): 118-123. DOI: 10.11959/j.issn.1000-436x.2016143
Authors:Lu WANG  Qing-hua XING  Yi-fan MAO
Affiliation:School of Air and Missile Defense, Air Force Engineering University, Xi'an 710051, China
Abstract:Aiming at the problem that traditional evidence conflict measurement approaches can not express the difference of mutual support degrees between evidences, a directional evidence conflict measurement approach was proposed. The conflict degree of evidences could be measured based on the new defined directional support degree, which imported the support coefficient to make the model dissymmetrical. Simulation results show that the proposed method can not only express the difference of mutual support degrees between evidences, but also solves the problem that traditional approaches work poorly under special situation.
Keywords:Dempster-Shafer evidence theory   direction   evidence conflict   conflict measure
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