Springer.Intelligent.Information.Integration.for.The.Semantic.Web.(2005).LinG.OCR.7.0.2.6.LotB

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1、TEAMLinGLectureNotesinArtificialIntelligence3159EditedbyJ.G.CarbonellandJ.SiekmannSubseriesofLectureNotesinComputerScienceTEAMLinGThispageintentionallyleftblankTEAMLinGUbboVisserIntelligentInformationIntegrationfortheSemanticWebSpringerTEAMLinGeBookISBN:3-540-28636-5PrintISBN:3-540-22993-0©2005Spri

2、ngerScience+BusinessMedia,Inc.Print©2004Springer-VerlagBerlinHeidelbergAllrightsreservedNopartofthiseBookmaybereproducedortransmittedinanyformorbyanymeans,electronic,mechanical,recording,orotherwise,withoutwrittenconsentfromthePublisherCreatedintheUnitedStatesofAmericaVisitSpringer'seBookstoreat:ht

3、tp://ebooks.springerlink.comandtheSpringerGlobalWebsiteOnlineat:http://www.springeronline.comTEAMLinGDedicatedtomyfamilySusanandJannesaswellasmyparentswhoalwaysgavemesupportintheroughtimes...TEAMLinGThispageintentionallyleftblankTEAMLinGForewordTheSemanticWeboffersnewoptionsforinformationprocesses.

4、Dr.Visserisdealingwithtwocoreissuesinthisarea:theintegrationofdataontheseman-ticlevelandtheproblemofspatio-temporalrepresentationandreasoning.Hetacklesexistingresearchproblemswithinthefieldofgeographicinformationsystems(GIS),thesolutionsofwhichareessentialforanimprovedfunctional-ityofapplicationsth

5、atmakeuseoftheSemanticWeb(e.g.,forheterogeneousdigitalmaps).Inaddition,theyareoffundamentalsignificanceforinformationsciencesassuch.Inanintroductoryoverviewofthisfieldofresearch,hemotivatesthene-cessityforformalmetadataforunstructuredinformationintheWorldWideWeb.Withoutmetadata,anefficientsearchona

6、semanticlevelwillturnouttobeimpossible,aboveallifitisnotonlyappliedtoaterminologicallevelbutalsotospatial-temporalknowledge.Inthiscontext,thetaskofinforma-tionintegrationisdividedintosyntactic,structural,andsemanticintegration,thelastclassbyfarthemostdifficult,aboveallwithrespecttocontextualsemanti

7、cheterogeneities.Acurrentoverviewofthestateoftheartinthefieldofinformationinte-grationfollows.Emphasisisputparticularlyontherepresentationofspatialandtemporalaspectsincludingthecorrespondinginferencemechani