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1、PaperacceptedforpresentationattheEuroCALL2002pre-conferenceworkshoponNLPinCALL,August14,2002,Jyväskylä,FinlandWhathaveyoudoneformelately?TheficklealignmentofNLPandCALLLarsBorinComputationalLinguistics,DepartmentofLinguistics,StockholmUniversityDepartmentofLinguistics,UppsalaUniversitySwedishLea
2、rningLab1.IntroductionNaturalLanguageProcessing(NLP;orComputationalLinguistics,CL;orLanguageEngineering,LE;or[Human]LanguageTechnology,[H]LT)—whichdealspreciselywiththeuseof(natural)languagebycomputers—oughttobeeagerlybroughttobearonthetaskofdevelopingComputer-AssistedLanguageLearning(CALL)appl
3、ications1byCALLpractitioners.Similarly,NLPresearchersoughttobeinterestedin(human)firstandsecondlanguagelearning,andindevelopingNLPsystemsinsupportoflanguagedevelopmentandlearning.Unfortunately,neitherisactuallythecase.Instead—atleastintheeyeofthecasualbeholder—thetwodisciplinesseemtoliveincompl
4、etelydifferentworlds.Inthenextsection,Iwilltrytomakethisstatementabitmoreconcrete,andinsection3,wewilldiscusssomeofthereasonsthatcanbeinferredtoliebehindthisstateofaffairs.Insection4,Iwillsaysomethingaboutmyownviewsonthematter,includinghowthecurrentsituationcouldbeimproved,andinsection5Iwilltry
5、todrawsomegeneralconclusionsandventuresomerecommendationsforthefuture.Theresearchreportedherewasmadepossiblebyfundingfromthefollowingtwosources:(1)thePLeaSeandPALaTesubprojectsofthePADLRproject,fundedbytheKnutandAliceWallenbergFoundationintheframeworkoftheWallenbergGlobalLearningNetwork,and(2)t
6、heCrossCheckproject,fundedbyVINNOVAintheframeworkoftheLanguageTechnologyProgram.1Inthispaper,IwillnotdiscussSpeechTechnologyatall.ThisfieldisnormallyincludedwhenweusethetermsLEor(H)LT,butnormallyexcludedifwesayCLorNLP.MyownbackgroundisinCL(andinlanguages),andIsimplylackthenecessaryqualification
7、sinSpeechTechnologytosayanythingmeaningfulaboutitinthecontextoftheissuesthatIwishtobringuphere.However,SpeechTechnologyseemstohavehadagreatercommercialimpactthanNLPontheCALLfield(seee.g.PenningtonandEsling1996;Carlsonetal.1998;Chu