Building a Distributed Infrastructure for Scalable Triple Stores

(整期优先)网络出版时间:2009-03-13
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BuiltspecificallyfortheSemanticWeb,triplestoresarerequiredtoaccommodatealargenumberofRDFtriplesandremainprimarilycentralized.Astriplestoresgrowandevolvewithtime,thereisademandingneedforscalabletechniquestoremoveresourceandperformancebottlenecksinsuchsystems.Tothisend,weproposeafullydecentralizedpeer-to-peerarchitectureforlargescaletriplestoresinwhichtriplesaremaintainedbyinpidualstakeholders,andasemantics-directedsearchprotocol,mediatedbytopologyreorganization,forlocatingtriplesofinterest.Wetestourdesignthroughsimulationsandtheresultsshowanticipatedimprovementsoverexistingtechniquesfordistributedtriplestores.Inadditiontoengineeringfuturelargescaletriplestores,ourworkwillinparticularbenefitthefederationofstand-alonetriplestoresoftodaytoachievedesiredscalability.