What is disambiguation? - Definition from WhatIs.com

Disambiguation (also called word sense disambiguation or text disambiguation) is the act of interpreting an author's intended use of a word that has ... Home Datagovernance ERP disambiguation Sharethisitemwithyournetwork: By TechTargetContributor Disambiguation(alsocalledwordsensedisambiguationortextdisambiguation)istheactofinterpretinganauthor'sintendeduseofawordthathasmultiplemeaningsorspellings. Sincedisambiguationcanevenbeadifficulttaskforhumans,itisunderstandablethatcomputersalsohaveabitoftrouble.Forprogramssuchasmedicaltranscriptionapplications,whichtranscribespokenlanguagetowrittenlanguage,orassistivetechnologiesthattranslatetypedtextintoartificialspeech,wordsthathavedifferentmeaningsandspellingscanbeachallenge.Therearetwopopularmethodstoaddressdisambiguation:theshallowmethodandthedeepmethod. Theshallowmethod,whichusesnearbywordstodeterminewhattheintendedmeaning,isthemorecommonlyusedmethod.Althoughitisfairlyaccurate,thismethodcannotalwaysbereliedon,especiallyiftherearemultiplewordsinthesamedocumentthathavedifferentmeanings.Still,thismethodistheeasiesttoimplement. Thedeepmethodgoesfurtherintothemeaningsofthewords,pullingfromlexiconsofdictionariesandthesaurusestodetermineallthepossibilitiesforaword'smeaning.Althoughthisisamoreprecisemethodtoeliminatedisambiguation,itisverydifficult,primarilybecause adatabasecomprehensiveenoughtoperformthetaskwithahighdegreeofaccuracyisdifficulttocreate.Whenasmaller,lesscomprehensivedatabaseisused,theresultsarelikelytobeless accurate. Algorithmsarealsousefulfortextdisambiguation.Sophisticatedartificialintelligencealgorithmscanbedesignedtosearchsurroundingsentences,orevenentiredocuments,tofindwordsthatcanindicatewhattheintendedmeaningofaparticularwordislikelytobe.Sincemostwordstendtobegivenonemeaninginagivendocument,thisisusuallyareasonablyaccuratemethod. Whileitisnotaneasytask,disambiguationisessentialforalllanguageprocessing.Anysoftwarewhichutilizesspeechrecognitionortext-to-speech,forexample,mustemploysometypeofdisambiguationstrategytohaveaccurateresults.Disambiguationisalsocrucialintheanalysisofunstructureddata,suchasthatgeneratedinemails,documents,instantmessagesandTwitterclients.  Seealso: textmining ThiswaslastupdatedinSeptember2010 ContinueReadingAboutdisambiguation LumenVoxprovidesanexampleofdisambiguationinaspeechrecognitionprogram. RelatedTerms dataprofiling Dataprofilingreferstotheprocessofexamining,analyzing,reviewingandsummarizingdatasetstogaininsightintothe... See complete definition dataresidency Dataresidencyreferstothephysicalorgeographiclocationofanorganization'sdataorinformation. See complete definition datavalidation Datavalidationisthepracticeofcheckingtheintegrity,accuracyandstructureofdatabeforeitisusedforabusiness... 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