1、重慶大學碩士學位論文指紋識別中的圖像處理研究姓名：林國清申請學位級別：碩士專業(yè)：儀器科學與技術指導教師：謝利利李見為20030503英文摘要ABSTRACTAlongwithdevelopmentofsocietytraditionalsecuritysystemswhichbasedmainlyOiltokenorpasswordbecome劬gileandcannotmeetthedemandofmodernsecuritysyst

2、emWhichmakespeopleresearchfornewsecuritysystemthatissaferandmoredifficulttofabricatethanthetraditionalsecuritysystemFingerprintrecognitiontechniquethatissaferandhasmorefeasibilityWasappearedunderthiscircumstanceFingerpri

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4、tmeans，one’SfingerprintisdifferentfromallothcrsandwillnotchangeallhislifeAsonekindofbiometricrecognitiontechnique，fingerprintrecognitiontechniqueiswidelyusedinforensic，policeandothersecuritysystemRecentlyasthedevelopment

5、ofmicrocomputertechniqueandembeddevelopingsystemtechniqueautomatedfingerprintidentificationsystem(AFIS)hasmadeagreatprogressThisarticleismeanlystressonthefingerprintimageprocessingtechniquethatisoneofthekeytechniquesofau

6、tomatedfingerprintidentifications弘temThisarticleanalysesthecharacteristicoffingerprintimageandbringsforwardsomereasonablesupposeswhichrelatedtothefingerprintimageaRerIcollectedandanalyzedmanyarticlesofothersthatisrelated

7、tothefingerprintimageprocessingandhaspublishedintheresentyearsBasedonthesecharacteristicandsupposes，Idevelopedasetoffingerprintimageprocessingarithmeticthatareadapttothefingerprintimagegatheredbycapacitivesolidstatedevic

8、eTheseincludeseveralstepsTheyarerefiningtheeffectivearea，analyzingqualitNsegmentation，filteringnoise，thinning，refiningtheminutiae，analyzingreliabilityandmatchingoffingerprintimageThisarticleusesthedirectionbasedarithmeti

9、ctosegmentthefingerprintimage，It’SmeritsanddemeritsarediscussedinthisarticleArithmeticthatisbasedontheslimoffingerprint’SgreylevelvarietyisusedtefiningtheeffectiveareaoffingerprintimageAseedfillingarithmeticisusedtofilte

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