毕业论文外文翻译-指纹识别和验证的匹配系统

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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