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信任函数逼近方法的改进 被引量:1

The Improvement of Belief Function's Approximations
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摘要 信任函数的逼近可使得不确定性推理理论得以实际应用,该文讨论了D-S证据理论中信任函数逼近的几种方法,分析了它们各自的优缺点,并通过对概括逼近、双逼近和内外聚类逼近的研究,提出了两种新的逼近方法,既满足最佳逼近基本条件要求又考虑了精度要求和计算时间. The approximation of Belief function will make various theories about imprecise probabilities into practice. This article comes up with several kinds of approxiations of Belief function in the D-S theory and discusses the advantage and disadvantage about these approximations. Researching for Summarization, Pair approximation and Inner and Outer clustering approximation, two new approximations are proposed. The two methods satisfied the basic condition of optimal approximation and consider the require of accuracy and time cost.
出处 《江西师范大学学报(自然科学版)》 CAS 北大核心 2006年第1期58-62,共5页 Journal of Jiangxi Normal University(Natural Science Edition)
基金 国家自然科学基金(60263005) 江西省自然科学基金(0411021) 江西省教育厅2005年资助项目
关键词 证据理论 概括逼近 双逼近 内外聚类逼近 evidence theory pair approximation summarization inner and outer clustering
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参考文献6

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二级参考文献5

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同被引文献13

  • 1Smets P, Kennes R. The transferable belief model [ J ]. Ar- tifial Intelligence, 1994,66 (2) : 191-234.
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  • 3Sudano J. Pignistic probability transforms for mixes of low- and high-probability events [ J ]. Proc of Fusion, 2001, 2001:23-27.
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  • 5Sudano J, Martin L. Equivalence between belief theories and naive Bayesian fusion for systems with independent evidential data-Part I, the theory [ J ]. Proc of Fusion, 2003,2003:1239-1243.
  • 6Sudano J J, Martin L. Yet another paradigm illustrating ev- idence fusion ( YAPIEF ) [ C ] //2006 9th International Conference on Information Fusion. IEEE ,2006 : 1-7.
  • 7Cuzzolin F. On the properties of the Intersection proba-Bil- ity [J]. Submitted to the Annals of Mathematics and AI, 2007 ( 1 ) : 1-34.
  • 8Han Deqiang, Dezert J, Han Chongzhao, et al. Is entropy e- nough to evaluate the probability transformation approach of belief function? [ C]//Proc of International Conference on Information Fusion. IEEE ,2010 : 1-7.
  • 9Zhou Zhe, Yang Chunjie, Wen Chenglin. Belief function to probability:A tradeoff between easy decision-making and high risk [C]//2013 lOth IEEE International Conference on Control and Automation (ICCA). IEEE, 2013 : 233- 237.
  • 10蒋雯,吴翠翠,贾佳,李珍键.D-S证据理论中的基本概率赋值转换概率方法研究[J].西北工业大学学报,2013,31(2):295-299. 被引量:15

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