指紋識別算法研究及應(yīng)用開發(fā).pdf

1、中國科學(xué)院自動(dòng)化研究所博士后學(xué)位論文指紋識別算法研究及應(yīng)用開發(fā)姓名：楊鑫申請學(xué)位級別：博士后專業(yè)：模式識別與智能系統(tǒng)指導(dǎo)教師：田捷20030801!里型堂墮旦墊些塹塞塹豎圭旦些塑塑宣一一指紋識別算法研究及應(yīng)用開發(fā)AbstractWiththerapidprogressofcomputerscienceandnetworktechnique，anaccurateandreliablepersonalidentificationtechno

2、logybecomesmoreandmoreinportantWhileSOmanydrawbacksintraditionalmethods，peopleturntobiometrics，anewresearchfieldwithbrightfutureFingerprintidentification，oneofthemostimportantbranchesinbiometrics，isshowingwithitsuniquead

3、vantagesAfterover20yearsofresearchinthisfield，thousandsofvaluableresultsweregainedHowevertherearestilldifficultproblems，suchasenhancementofpoorqualityimage，featureselectionoffingerprintimagesandthematchingofhi曲tlydistort

4、edfingerprintimagesInthispaperwefocusonthedifficultproblemsoffingerprintidentificationalgorithmFirst，adynamicscalespacemethodisusedtoenhancefingerprintsSecond，aproposedschemeofrepresentationthatfacilitatesthematchingofdi

5、stortedfingerprintimagesisintroducedonthesurveyofallkindsoffingerprintfeaturerepresentationschemesFinallythemethodofinvariable—boundingisusedinfingerprintmatchingalgorithmExperimentalresultsshowitimprovedthefingerprintpe

6、rformanceeffectivelyWedevelopaDSPembeddedsystembasedonfingerprintidentificationWefocusonserializedalgorithmintheprocessofalgorithmsimplificationThesolutionofmixlanguageprogrammingandcodeschedulingarealsopresentedinthispa

7、perBasedontheexiStingnetbanksystem，awholesetofschemefornetbankhasbeenpresentedandrealized，whichisbasedonfingerprintidentificationonline，andhasconbinedthefingerprintidentificationalgoirhtm，encryptionalgorithm，andtherealtr

8、adingsystemofnetbankThemethodcarlsubstitutetraditionalpersonidentifacionwaybycipher，withouttheshortcomingoflowsecurityandbeingeasilyforgottenKeywords：Fingerprintidentification，Dynamicscalespace，Invariable—bounding，Embedd