《Candidate List Reduction Based on the Analysis of Fingerprint Indexing Scores》由會員上傳分享，免費在線閱讀，更多相關(guān)內(nèi)容在學(xué)術(shù)論文-天天文庫。

1、1160IEEETRANSACTIONSONINFORMATIONFORENSICSANDSECURITY,VOL.6,NO.3,SEPTEMBER2011CorrespondenceCandidateListReductionBasedontheAnalysisofcandidateconsistsofadatabase?ngerprintidenti?erandasimilarityFingerprintIndexingScoresscore(ordistancemeasure);second,areducedcandidatelist(RCL)isderivedfrom

2、theICL,byapplyingareductioncriterion.AlthoughtheRaffaeleCappelli,MatteoFerrara,andDarioMaiovariousapproachesproposedintheliteratureuseverydifferentfea-turesandstrategies,tothebestofourknowledge,onlytworeductioncriteriahavebeenexplored:?xedthreshold(only?ngerprintswithin-Abstract—Thiscorresp

3、ondenceproposesnewcandidatelistreductioncriteriafor?ngerprintindexingapproaches.Thebasicideaisthat,givenadexingscorehigherthana?xedthresholdareselected)andtoprankingquery?ngerprint,theinitialsetofscoresproducedbyanindexercould(a?xednumberofcandidateswiththehighestscoresisretained).Incontain

4、usefulinformationtoreducethecandidatelist.Novelreductionsomestudies,morecomplexcriteriatoproducethecandidatelisthavecriteriahavebeenproposed,andextensiveexperimentshavebeencarriedbeenproposed,butonlywiththeaimofcombiningmultiplepreselec-outover?vepubliclyavailablebenchmarks,usingtwostate-of

5、-the-art?n-tiontechniques(e.g.,[12]).Theguidingideaofthiscorrespondenceisgerprintindexingtechniques.Althoughquitesimple,theproposedcriteriaachievedremarkableresults,allowingasubstantialreductionofthecan-that,givenaquery?ngerprint,theICLscoresmaycontainmoreusefuldidatelist:forinstance,at1%er

6、rorrate,theaveragepenetrationrateofinformationthanwhatisexploitedbyasimple?xedthresholdortopastate-of-the-artminutiae-basedindexerdecreasesfrom27%to3.9%onrankingcriterion.Withtheaimofverifyingthishypothesis,newcandi-FVC2000DB2.Thenewreductioncriteriaareapplicabletoanyindexingdatelistreducti

7、oncriteriaareproposedandsystematicallyevaluated,approach,sincetheyonlyrequirealistofscoresasinput.usingtwodifferentstate-of-the-artindexingapproaches.Theexperi-IndexTerms—Candidatelistreduction,?ngerprints,identi?cation,in-mentalresultsshowthattheanalysi