一個具有學(xué)習(xí)機(jī)制的多Agent信任系統(tǒng)及其應(yīng)用.pdf

1、東南大學(xué)碩士學(xué)位論文一個具有學(xué)習(xí)機(jī)制的多Agent信任系統(tǒng)及其應(yīng)用姓名：汪洋申請學(xué)位級別：碩士專業(yè)：計(jì)算機(jī)科學(xué)與技術(shù)；計(jì)算機(jī)軟件與理論指導(dǎo)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