Supporting Annotation Layers for Natural Language Processing

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1、SupportingAnnotationLayersforNaturalLanguageProcessingArchanaGanapathiandPreslavNakovandArielSchwartzandMartiHearstCSDivisionandSIMSUniversityofCalifornia,Berkeleyarchanag,nakov,sariel
@cs.berkeley.edu,hearst@sims.berkeley.eduAbstractofdescription.Wedemonstratethepowerofthequery

2、languageandtheefficiencyoftheindexingThispaperproposesasimplemecha-architectureonawidevarietyofquerytypesthatnismforsupportingmultipleoverlap-havebeenpublishedintheNLPliterature.pinglayersofannotationsfornaturalThearchitectureisbuiltontopofarelationallanguagetextprocessing.Weprese

3、ntdatabasemanagementsystem(RDBMS),andsoaquerylanguageforflexiblyaccessingcantakeadvantageofadvancedindexingstruc-annotatedtext,anddemonstrateitsuseturessuppliedbysuchsystems.WebelievethisonexamplestakenfromtheNLPliter-paperisthefirsttoexperimentwithdifferentin-ature.Wethenreportone

4、xperimentsdexingstructuresinordertodeterminehowtocomparingdifferentstorageandindex-makeannotation-basedqueriesscaletoverylargeingarchitecturesusinganRDBMS,corporawithmanylayersofannotations.showingthatannotation-basedqueriesAnaddedadvantageofthisrepresentationiscanbemadetoscaleto

5、largecorporathatitsupportsaninfrastructureforrunningcom-withmanylayersofannotations.putationallinguisticsexperiments.OftenNLPal-gorithmsrequiresamplingfromadocumentcol-1Introductionlection,eithertoensurethattrainingandtestingareconductedoverrepresentativedata,ortofindTodaymostnatu

6、rallanguageprocessing(NLP)al-sufficientnumbersofsentencesthatsatisfycertaingorithmsmakeuseoftheresultsofpreviouspro-properties.Forexample,adisambiguationalgo-cessingsteps.Forexample,awordsensedisam-rithmmayneedtotrainonexamplesofawordbiguationalgorithmmayusetheoutputofato-withinva

7、riousdomains,sinceitsmeaningsmaykenizer,apart-of-speechtagger,aphrasebound-varyacrossdifferentsubcollections.aryrecognizer,andamodulethatclassifiesnounIntheremainderofthepaperwedescribere-phrasesintosemanticcategories.Currentlytherelatedwork,illustratetheannotationmodelandtheisnos

8、tandardwaytorepresentandstorethere-query