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ID:239738
大小:569.00 KB
页数:21页
时间:2017-07-12
《毕业论文外文翻译-指纹识别和验证的匹配系统》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、外文翻译毕业设计题目:指纹识别与研究原文:FingerprintIdentificationandVerificationSystemusingMinutiaeMatching译文:指纹识别和验证的匹配系统原文:FingerprintIdentificationandVerificationSystemusingMinutiaeMatchingAbstract:Fingerprintsarethemostwidelyusedbiometricfeatureforpersonidentificationandverification
2、inthefieldofbiometricidentification.Fingerprintspossesstwomaintypesoffeaturesthatareusedforautomaticfingerprintidentificationandverification:(i)globalridgeandfurrowstructurethatformsaspecialpatterninthecentralregionofthefingerprintand(ii)Minutiaedetailsassociatedwitht
3、helocalridgeandfurrowstructure.ThispaperpresentstheimplementationofaminutiaebasedapproachtofingerprintidentificationandverificationandservesasareviewofthedifferenttechniquesusedinvariousstepsinthedevelopmentofminutiaebasedAutomaticFingerprintIdentificationSystems(AFIS
4、).Thetechniqueconferredinthispaperisbasedontheextractionofminutiaefromthethinned,binarizedandsegmentedversionofafingerprintimage.Thesystemusesfingerprintclassificationforindexingduringfingerprintmatchingwhichgreatlyenhancestheperformanceofthematchingalgorithm.Goodresu
5、lts(~92%accuracy)wereobtainedusingtheFVC2000fingerprintdatabases.1.INTRODUCTIONFingerprintshavebeeninuseforbiometricrecognitionsincelongbecauseoftheirhighacceptability,immutabilityandindividuality.Immutabilityreferstothepersistenceofthefingerprintsovertimewhereasindiv
6、idualityisrelatedtotheuniquenessofridgedetailsacrossindividuals.Theprobabilitythattwofingerprintsarealikeis1in1.9x1015[1].Thesefeaturesmaketheuseoffingerprintsextremelyeffectiveinareaswheretheprovisionofahighdegreeofsecurityisanissue.Themajorstepsinvolvedinautomatedfi
7、ngerprintrecognitionincludea)FingerprintAcquisition,b)FingerprintSegmentation,c)FingerprintImageEnhancement,d)FeatureExtractione)MinutiaeMatching,f)FingerprintClassification.Fingerprintacquisitioncaneitherbeoffline(inked)orOnline(Livescan).Intheinkedmethodanimprintofa
8、ninkedfingerisfirstobtainedonapaper,whichisthenscanned.Thismethodusuallyproducesimagesofverypoorqualitybecauseofthenon-unifo
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