资源描述：
《the realities of generating natural language from databases》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、TheRealitiesofGeneratingNaturalLanguagefromDatabasesRobertDaley,StephenJGreeny,MariaMilosavljevicz,CecileParisz,CorneliaVerspooryandSandraWilliamsyyMRILanguageTechnologyGroupMacquarieUniversity,Sydneynsw2109,AustraliaandzcsiroMathematicalandInformationSciencesLockedBa
2、g17,NorthRydensw1670,AustraliaAbstract.Researchinnaturallanguagegenerationpromisessigni cantadvancesinthewaysinwhichwecanmakeavailablethecontentsofunderlyinginformationsources.Mostworkinthe eldreliesontheex-istenceofcarefullyconstructedarti cialintelligenceknowledgebas
3、es;however,therealityisthatmostinformationcurrentlystoredoncom-putersisnotrepresentedinthisformat.Inthispaper,wedescribesomeworkinprogresswhereweattempttogeneratelargenumbersoftextsautomaticallyfromexistingunderlyingdatabases.Wefocushereinpar-ticularontheautomaticgener
4、ationofdescriptionsofobjectsstoredinamuseumdatabase,highlightingthedicultiesthatariseinusingarealdatasource,andpointingtosomepossiblesolutions.1IntroductionNaturallanguagegenerationisconcernedwiththedevelopmentoftechniquesforproducinglinguisticoutput,whetherwrittenors
5、poken,fromsomeunderlyinginformationsource.Byprovidingthiscapability,thetechnologyo ersanumberofimportantbene ts,includingthefollowing:Up-to-datereportinganddocumentation:ifdescriptionsoftheinforma-tionsourcearecreatedautomaticallyanddynamically,thereisnorequire-menttou
6、pdatesuchdescriptionsmanually,withtheattendantproblemsoferrorsanddelay;Multilinguality:iftheunderlyinginformationsourceisnotexpressedintermsofaparticularnaturallanguage,thenitispossibletogeneratedescriptionsofthesameinformationindi erentlanguagesautomatically;Contextua
7、ltailoring:sincethetextscanbegeneratedon-demand,thegener-ationprocesscanmakeuseofinformationonlyavailableatthepointofuse(suchascharacteristicsoftheparticularreader,orinformationaboutthecontentofrecentinteractionstheuserhashadwiththesystem)tocreatetextsthataretailoredto
8、thesituation.Agreatdealofresearchhasbeencarriedouttoexplorethetechnicalrequire-mentsthatneedtobemettoprovidethesecapa
