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1、外文资料及中文译文院系名称信息学院学生姓名学生学号专业班级指导教师二O—二年三月六日外文资料Aconfigurablemethodformulti-stylelicenseplaterecognitionAbstractwiththeproblemsoftrafficaremoreandmoreserious.ThusIntelligentTransportSystem(ITS)comesout.Thesubjectoftheautomaticrecognitionoflicenseplateisoneofthemo
2、stsignificantsubjectsthatareimprovedfromtheconnectionofcomputervisionandpatternrecognition.Theimageimputedtothecomputerisdisposedandanalyzedinordertolocalizationthepositionandrecognitionthecharactersonthelicenseplateexpressthesecharactersintextstringform.•Theli
3、censeplaterecognitionsystem(LPR)hasimportantapplicationinITS.InLPR,thefirststepisforlocatingthelicenseplateinthecapturedimagewhichisveryimportantforcharacterrecognition.Therecognitioncorrectionrateoflicenseplateisgovernedbyaccuratedegreeoflicenseplatelocation.I
4、nthispaper,severalofmethodsinimagemanipulationarecomparedandanalyzed,thencomeouttheresolutionsforlocalizationofthecarplate.Theexperiencesshowthatthegoodresulthasbeengotwiththesemethods.Themethodsbasedonedgemapandfrequencyanalysisisusedintheprocessofthelocalizat
5、ionofthelicenseplate,thatistosay,extractingthecharacteristicsofthelicenseplateinthecarimagesafterbeingcheckedupfortheedge,andthenanalyzingandprocessinguntiltheprobablyareaoflicenseplateisextracted・Automaticlicenseplaterecognition(LPR)hasbeenapracticaltechniquei
6、nthepastdecades.Numerousapplications,suchasautomatictollcollection,criminalpursuitandtrafficlawenforcement,havebeenbenefitedfromit.Althoughsomenoveltechniques,forexampleRFID(radiofrequencyidentification),WSN(wirelesssensornetwork),etc.,havebeenproposedforcarIDi
7、dentification,LPRonimagedataisstillanindispensabletechniqueincurrentintelligenttransportationsystemsforitsconvenienceandlowcost.LPRisgenerallydividedintothreesteps:licenseplatedetection,charactersegmentationandcharacterrecognition.Thedetectionsteproughlyclassif
8、iesLPandnon-LPregions,thesegmentationstepseparatesthesymbols/charactersfromeachotherinoneLPsothatonlyaccurateoutlineofeachimageblockofcharactersisleftfortherecognition,andth
