WikInfoboxerATooltoCreateWikipediaInfoboxesUsingDBpediaIsmaelRodriguez

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WikInfoboxerATooltoCreateWikipediaInfoboxesUsingDBpediaIsmaelRodriguez - Description


1https//wwwwikipediaorghintsprovidedinthearticlesdescribingthetemplatesThisprocedureisprone-toerrorsastemplatesarefreeforminnatureandthereisnotanycheckofthetypeofinputdataeitherrecommendationofvaluest Download

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1 WikInfoboxer:ATooltoCreateWikipediaInfob
WikInfoboxer:ATooltoCreateWikipediaInfoboxesUsingDBpediaIsmaelRodriguez-Hernandez,RaquelTrillo-Lado,andRobertoYusUniversityofZaragoza,Zaragoza,Spainf587429,raqueltl,ryusg@unizar.esAbstract.Wikipediainfoboxespresentasummary,inasemistructuredformat,ofthearticlestheyareassociatedto.Therefore,theyhavebe-comethemaininformationsourceusedbyprojectstoleveragetheknowl-edgeinWikipedia,suchasDBpedia.However,creatingqualityinfoboxesiscomplicatedascurrentmechanismsarebasedonsimpletemplateswhich,forexample,donotcheckwhethertheinformationprovidedissemanticallycorrect.Inthispaper,wepresentWikInfoboxer,atooltohelpWikipediaeditorstocreaterichandaccurateinfoboxes.WikInfoboxercomputesattributesthatmightbeinterestingforanarticleandsuggestspossiblevaluesforthemafteranalyzingsimilararticlesfromDBpedia.Tomaketheprocesseasierforeditors,WikInfoboxerpresentsthisinformationinafriendlyuserinterface.Keywords:Infoboxes,Wikipedia,DBpedia,SemanticWeb1IntroductionNowadays,Wikipedia1isthebiggestfreeandcollaborativeencyclopediathankstothecollaborationofthousandsofanonymouseditorsalongtheworld.Thus,itisoneofthemostvisitedwebsitesontheWeb.Moreover,Wikipediaisalsothemaininformationsourceforotherprojects,suchasDBpedia[1]orGoogleKnowl-edgeGraph[3],whichaimtoautomaticallyprocessdatainordertospeedupresearchstudiesandanalytics.Indeed,theseprojectsbene tfromthesemistruc-turedinformationintheinfoboxesinsomeWikipediaarticles.Infoboxesarea xed-formattablewithpartiallyestablishedparametersthatprovidesstandard-izedinformationacrossrelatedarticlesandsummarizesthemostrelevantfactsinthem.So,thehigherthequalityofWikipediaarticlesandtheirinfoboxes,themorereliabletheresultsobtainedinthestudiesbasedonthem.Currently,ifaWikipediaeditorwantstoincludeinfoboxesinanarticle, rstly,shemustselecttheinfoboxtemplates(whicharealsoWikipediaentries)appropriateforthatarticle.Aftertheselectionprocess,thetemplatesmustbecopiedinthearticleandtheeditorhasto llinthevaluesoftheattributesinthetemplate(e.g.,birthplace,name)bytakingintoaccoun

2 tthetextual 1https://www.wikipedia.org h
tthetextual 1https://www.wikipedia.org hintsprovidedinthearticlesdescribingthetemplates.Thisprocedureisprone-toerrorsastemplatesarefreeforminnatureandthereisnotanycheckofthetypeofinputdataeitherrecommendationofvaluesto llintheattributes.Moreover,thesameattributecomingfromdi erenttemplatescanbeinterpretedindi erentwaysandbe lledwithdi erentinconsistentvalues.Therefore,onlyaquarterofthearticlesinWikipediahaveinfoboxesapproximatelyandalotofinfoboxescontaininaccuratedata2.Inthispaper,wepresentWikInfoboxer3,atoolbasedonInfoboxer(aprevi-ousprototypewhichhasbeenupdated[5]),whosemaingoalisbecomingpartoMediaWiki4tohelpWikipediaeditorstocreaterichandaccurateinfoboxes.Thus,ourtool:1)provideseditorswithsuggestionsaboutthetemplatestobeusedtocreatetheinfoboxesassociatedtotheirarticlesinWikipedia,2)ranksandaggregatestheattributesofthosetemplates,3)suggestsvaluesto llthemwheneverpossible,and4)linksthemtoexistingentitiesinWikipedia.ThesefunctionalitiesaresupportedbystatisticandsemanticinformationextractedfromDBpediaandWikipediatemplates.Therestofthepaperisstructuredasfollows.InSection2,thearchitectureofWikInfoboxerandthetechnologiesusedtoimplementitarepresented.Moreover,howtouseWikInfoboxerandhowtointegrateitinMediaWikiandotherWikiMediaFoundation5projectsisdepicted.Finally,thescenariosthatwillbepresentedinthedemonstrationsessionandthefutureworkaredescribedinSection3.2TechnicalOverviewWikInfoboxerisaWebInformationSystemcomposedofseveralmodules(seeFigure1)thatusesbothstatisticalandsemanticknowledgefromaKnowledgeBasetoidentify:1)themostrelevantattributesforagivenWikipediaentityand2)themostrelevantvaluesandtypesforthoseattributes.Moreover,italsoguideseditorsontheprocessoftheselectionofinfoboxestemplatesforaWikipediaentity,avoidingusersto llinconsistentdatawhenredundantat-tributesappearinseveraltemplatesselected.TheUserInteractionModulemanagesuserinteractionsandvisualizesdatapreviouslyobtainedfromthewebserveroftheback-endofthesystemthroughHTTPcalls.Itcanworkintwodi er

3 entmodesaccordingtotheexpertiseoftheuser
entmodesaccordingtotheexpertiseoftheusers:1)ExpertMode,displayingstatisticalandsemanticinformationabouttheattributesandtheiruse(seeFigure2.a),and2)BasicMode,hidingdetailsaboutthefeaturesoftheattributesandtheirvaluesfornon-experts(seeFigure2.b).ThismodulehasbeendevelopedbyusingAngularJS6andBootstrap7. 2Dataobtainedfromhttps://en.wikipedia.org/wiki/Wikipedia:WikiProject_Infoboxes/Statisticsaccessed25thApril2016.3http://sid.cps.unizar.es/Infoboxer4SoftwareusedtocreateandmaintainWikipedia(https://www.mediawiki.org).5Anon-pro torganizationthatsupportsandoperatesWikipediaandotherfreeknowledgeprojects(https://wikimediafoundation.org).6AframeworktobuildSinglePageApplications(https://angularjs.org).7AframeworktodevelopWebResponsiveApplications(http://getbootstrap.com). Fig.1.High-levelarchitectureofWikInfoboxer.WikInfoboxerexportsthecreatedinfoboxesindi erentformats.AsthemaingoalistohelpeditorstocreateinfoboxesforWikipediaarticles,theExportationModulegeneratesWikipediacodeinordertobedirectlycopiedandpastedinWikipediaarticles.Nevertheless,infoboxesarealsotranslatedintoRDFtobeloadedintheKnowlegeBase.Moreover,thesystemcanbeeasilyadaptedtoexporttheinformationintheWikidataformatandpublishitinWikidata[4]bymeansoftheWikidataToolkit8.TheBack-EndofWikInfoboxeriscomposedofthreemainmodules(SelectorofInfoboxTemplates,AggregatorandRankerofAttributes,andRecommenderofAttributeValues)inchargeofselectingandcomputingstatisticalandseman-ticsdata,suchasthedomainandtherangeofproperties,fromWikipediaandtheKnowledgeBase(KB)toguideeditorsintheprocessofcreationoftheirinfoboxes.Ithasbeendevelopedusingthefollowingtechnologies:Spring9,OWLAPI10alongwiththeHermiTreasoner11,andarelationaldatabasemanage-mentsystem(MySQL)tostorestatisticsaboutusersactions: lledproperties,requiredtimed,etc.andtomaintainacacheoftheresults.WikInfoboxerusestheDBpediadumpreleasedinAugust2015asKnowledgeBase.Nevertheless,otherOpenKnowledgeBaseorontologies,suchasFreebaseorWikidata,couldbeused.PerformingecientaccesstotheKnowled

4 geBaseisessentialtocomputestatisticsfort
geBaseisessentialtocomputestatisticsforthedi erenttemplates,attributesandvalues(andcombiningthem)inreal-time.So,thedumpismanagedbymeansofthe 8AnopensourceJavaLibrarytointeractwithWikidata(https://www.mediawiki.org/wiki/Wikidata_Toolkit).9AframeworktodevelopJava-basedapplications(https://spring.io).10AJavaAPIforOWLontologies(http://owlapi.sourceforge.net).11AnOWL2reasoner(http://www.hermit-reasoner.com). Fig.2.WikInfoboxerGraphicalUserInterface.SPARQLserverApacheJenaFusekiusingHDT[2](acompressedRDFformat)tospeeduptheselectoperations.3DemonstrationHighlightsandFutureWorkThedemonstrationwillconsistoftwophases.Firstly,wewillaskattendancestocreateaninfoboxbyusingthecurrentinterfaceofWikipediaforthatpurpose.Afterthat,theycouldtrytocreateananalogousinfoboxbyusingWikInfoboxer.Moreover,technicaldetails,anddataandgraphicsabouttheperformanceofWikInfoboxerwillbeshown.Asfuturework,weplantoincorporateWikInfoboxeraspluginofMediaWikiandintegrateitonWikipedia(seetheproposalavailableonhttps://meta.wikimedia.org/wiki/Grants:IEG/WikInfoboxer).Moreover,wewouldliketoexplorethepossibilitiesofWikInfoboxerastooltopopulatedomain-ontologiesindi erentcontextssuchaspublicadministrationsandresearchenvironments.Acknowledgments.ThisresearchwassupportedbytheCICYTprojectTIN-2013-46238-C4-4-R,DGAFSE,andKeystoneActionCOSTIC1302.References1.Bizer,C.,Lehmann,J.,Kobilarov,G.,Auer,S.,Becker,C.,Cyganiak,R.,Hellmann,S.:DBpedia-acrystallizationpointforthewebofdata.WebSemantics:Science,ServicesandAgentsontheWorldWideWeb7(3),154{165(2009)2.Fernandez,J.D.,Martnez-Prieto,M.A.,etal.:BinaryRDFrepresentationforpub-licationandexchange(HDT).JournalofWebSemantics19,22{41(2013)3.Singhal,A.:Introducingtheknowledgegraph:Things,notstrings.In:OcialBlogofGoogle(2012)4.Vrandecic,D.,Krotzsch,M.:Wikidata:afreecollaborativeknowledgebase.Com-municationsoftheACM57,78{85(2014)5.Yus,R.,Mulwad,V.,Finin,T.,Mena,E.:Infoboxer:UsingstatisticalandsemanticknowledgetohelpcreateWikipediainfoboxes.In:13thISWC.pp.405{408(2014

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