voa 慢速英语 科技报道 原文及翻译

voa 慢速英语 科技报道 原文及翻译

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1、AVictoryForComputersasWatsonWins‘Jeopardy’ByJuneSimms2011-2-27Photo:AP'Jeopardy!'championsKenJennings,left,andBradRutter,right,lookonasanIBMcomputercalled'Watson'beatsthemtothebuzzertoansweraquestionduringapracticeround.ThisistheVOASpecialEnglishTechnolo

2、gyReport.AnIBMsupercomputernamedWatsonhaswonthelatestbattleofmanversusmachine.Watsonwonthefirstever"Jeopardy!"quizshowcompetitionstarringacomputerasaplayer.TheshowwasbroadcastonAmericantelevisionFebruarysixteenth.Thesupercomputerdefeatedformer"Jeopardy!"

3、championsKenJenningsandBradRutterduringthethree-daycompetition.Thetwomenhadbeentheshow'smostsuccessfulplayersuntilthen.TheIBMcomputerprovedtobemoreknowledgeableineverycategory,includingthearts,popularcultureandscience.Thehumancontestantsspokeabouttheirlo

4、ssaftertheshow.KENJENNINGS/BRADRUTTER:"Ithinkthatwebothgotatasteofwhatitmighthavebeenliketoplayagainstus."RogerNortonisdeanoftheSchoolofComputerScienceandMathematicsatMaristCollegeinPoughkeepsie,NewYork.TheschoolheldaWatsonwatchpartyonthefinaldayofthe"Je

5、opardy!"competition.TheycomparedittoaSuperBowlfortheinformationtechnologyindustry.RogerNortonsayseveryonewasamazedbyWatson'sperformance.-19-ROGERNORTON:"Itwasveryimpressiveinanumberofways.Oneisitsabilitytounderstandnaturallanguage."In"Jeopardy!"playersar

6、egiveninformationintheformofananswer.Theymustgiveananswerintheformofaquestion.RogerNortonsaystheverynatureofthegamemakesWatson'sperformanceevenmoreextraordinary.ROGERNORTON:"Theambiguitythat'sinthoseanswersisvery,verydifficultforhumanstounderstand,neverm

7、indacomputertounderstand.Andthentobeabletotakethat,trytounderstandit,thengooffandsearchitsvastamountofdatathatithasanddotheappropriateanalyticsandcomeupwithnotonlyananswerbutalsoaconfidencelevelassociatedwiththatanswer–very,veryimpressive."Watsonwasgiven

8、theanswercluesbyelectronictexts.Itthensearchedthroughsomefifteentrillionbytesofinformationstoredinitsdatabase.Thatisequaltoabouttwohundredmillionpagesoftext.Themachineisabletoperformuptoeightytrillionoperationspersecond.An

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