SNAX系統(tǒng)中的多策略本體映射研究.pdf

1、中南大學(xué)碩士學(xué)位論文SNAX系統(tǒng)中的多策略本體映射研究姓名：尹艷申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：計(jì)算機(jī)技術(shù)指導(dǎo)教師：徐德智20091116ABSTRACTThegoalofsemanticWebiStomakewebdatamachinereadableAsthenumberofontologieskeepsgrowing，ontologysharingandreusebecomeurgentproblemsMappingbetweendiff

2、erentontologiesisthekeytosolvetheproblemsofontologycommunicationandinteroperationThethesisfocusesonresearchontheseissuesFirstlybackgroundofSemanticWebresearchdomain，thepurposeofresearchinganddevelopingSNAXandcurrentresea

3、rchsituationofOntologyMappinghavebeendeeplyintroducedThenthearchitectureofSNAXsystemandthemodulestructureofontologymappingsub—systemYYMappingaredescribedSecondly’aimingtotheproblemsofhightimecomplexityandeasilygettingwro

4、ngcandidatemappingsetsinthetraditionalsearchmethodsThispaperproposesarelation—basedsearchmethodofcandidatemappingsetsThismethodobtainstheinitialcandidatemappingsetsthroughcomparingthecomparabilityofnamebetweenthedifferen

5、tconcepts，then，makeuseofrelativitytospread，finallyproducetothecandidatemappingsetsThirdlyaimingtotheproblemexistinginthemultistrategiesontologymappingsystem，thispaperproposesanimprovedmethodofmulti—strategiesontologymapp

6、ingThemethodcomputessemanticsimilaritiesbymakinguseoftheontologyinformationofnamelevel，structurallevel，attributelevelandSOonSoitisabletohighlightthosemoresemanticallyvaluableinformationandfilterthosenoisyorrepetitiveinfo

7、rmationThenanewmulti—strategycombinationalgorithmbasedonAHPisproposedFinally，basedontheresearchabove，ontologymappingsub—systemYYMappinghasbeendesignedandimplemented“benchmarks“，astandardtestdatasetforontologymappingprovi