一個具有學習機制的多Agent信任系統(tǒng)及其應用.pdf

1、東南大學碩士學位論文一個具有學習機制的多Agent信任系統(tǒng)及其應用姓名：汪洋申請學位級別：碩士專業(yè)：計算機科學與技術；計算機軟件與理論指導教師：翟玉慶20110606AbstractThee_commefcemodelsbasedonmultiagenttechnologya聆imponant陀辯archesinthefieldofe—commef∞Asamulti—agentsystemitselfisdynamic，open，and

2、uncenain，itisriskyforasen，ice他questagentt0∞lectaseⅣicepr0Videagent，andthisquestioncanbeef!f色ctiVely佗solVedbyintroducingtnlstmechanismTmstmechanismisrea“zedmainlybyt九lstmodelExistillgtmstmodelsusuallygettmstValuebyanalyzi

3、llgtheexperienceofhistoricalinteractionsHowever，therea他notalwaysadequateexperiencesforaseⅣice—requestagenttoinferreliabletnlstValuesinp豫cticalapplications，soitisdifficulttochooseserviceproVideagentSefIectiVelyIIlthispape

4、fwesuggestamulliagentsystemnamedTMASCbasedoncommunitystructurewithtrustmechanismItintegratestheexperiencesofinteractionsbothfromacommunityanditssimilarcommunity，andthesubjectiVejudgmentstoinfera他liabletrustvalue，whichsho

5、wsaneffectiVeInethodforaservice—requestagenttochooseapropersen，iceproVideagentOurmainresearchesincludes：(1)Theanalysisofexistingtmstmodelsfofmultiagentsystem，andtheconstmctionofthemultiagentsystemMASCwhichisbasedoncommun

6、itystmcture，andtheconstrIlctionofthemuIliagenttmstsystem■Mb～SCbyintroducingtmstmechanismintoMASC(2)Thestudiesonthet鄺stmodelofTMASC，anditstrustsystemandleamingmechanism(3)Theconstnlctionofanonlineshoppingsystem，E—TMASC，wh

7、ichisbasedonTMASC0urmaincontributionsare：(1)DiVidingthesystemintocommunitiesaccordingtothedi丘erenttopicsofservices；(2)Leamingtherelationshipamongidenticalfeatures，environmentalfeatures，andtheabilityofservice，whichisusedt

8、0computetmst；(3)Leamingtherecordsofhistoricalinteractionsofsimilarcommunitiesandsimilaragentstogettransferringtmst，whichcanmakeuptheshortfallofimdequateinfb珊ation0urresearchesa他valuableforresearche體onecommer∞modelbasedon