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ID:28774527
大小:7.37 MB
页数:74页
时间:2018-12-14
《开放识别框架d-s证据理论合成规则研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、ResearchontheCombinationRuleofD..SEvidenceTheoryBasedontheOpenFrameDiscernmentAbstractAsoneoftheuncertaintyreasoningmethods,D—Sevidencetheoryhasobtainedthewidespreadapplicationintheuncertaintyreasoningandinformationfusion.ButtheD—Sevidencetheoryismoresuitabletosolvethelow—conflict,highdegree
2、ofconfidence,butinpracticalapplications,itoftencomesupvariousbiggishinconsistency,thentheresultmaycontradictswiththefact.Thiskindofsituation,however,iSdeniedininformationfusion,otherwisewrongdecisioncanbemadeinthiscase。ThislimitationbecomesthemainquestionfortheD—Sevidencetheorytodevelopfurth
3、er.Basedonthis,thepaperputforwardtheresearchonthecombinationruleofD—Sevidencetheorybasedontheopenframediscemment.ThispaperfirststudiesthebasalknowledgeofD—Sevidencetheory,andthenstudiesthecoarseningandsegmentation,contractionandexpansion,basedonthisitputforwardtheconceptionofopenframediscern
4、ment,andthendescribestheknowledgeoftheopenflamediscernment.Secondlyitstudiestheevidences,thusdeterminedthesequenceweightofevidenceincombined,andthenitproposedtheopenflamediscernmentcombinationrulebasedontheevidencedistance.Regardingevidenceconflictsmaycreatesbecausetheexternalinterference,de
5、basestheexternalinterferencebyevidencepretreatment,thenputforwardtheopenframediscernmentcombinationrulebasedontheevidencepretreatment.Itstudiestheevaluationmethodforthecombinationrule,anditalsodevelopsanemulationsystembasedontheopenflamediscernment.Finally,throughsixclassicalabsurditiescompu
6、tationandsimulationcomparison,theopenflamediscernmentcombinationrulebasedontheevidencedistanceismorevalidity,buttheopenflamediscernmentcombinationrulebasedontheevidencepretreatmentismoresuitabletocombinetheconflictevidences.Theyarebothremainsmanyadvancesoffonnerevidence,thusenhancesthedefini
7、tude.Keywords:evidencetheory,openflamediscernment,combinationrule,evaluateandemluator原创性声明本人郑重声明:所呈交的学位论文,是本人在指导教师的指导下,独立进行研究所取得的成果。除文中已经注明引用的内容外,本论文不包含其他个人或集体已经发表或撰写过的科研成果。对本文的研究作出重要贡献的个人和集体,均已在文中以明确方式标明。本声明的法律责任由本人承担。论文作者签名:盆建堕日期:砂杪琴.j.易关于学位论文使用权
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