人臉檢測與識別.pdf

1、中國科學院研究生院博士學位論文人臉檢測與識別姓名：方昱春申請學位級別：博士專業(yè)：模式識別與智能系統(tǒng)指導教師：譚鐵牛20030115人臉檢測與識別FaceDetectionandRecognitionAbstractResearchonfacedetectionandrecognitionaimsatenablingmachinestopossessfacerecognitionabilitysimilartothatofhumanbei

2、ngsIthasessentialapplicationsinthedomainofpersonalidentification，human—computerinterface，imageretrieval，visualsurveillance，etcAlthoughthetopichasreceivedmuchattentioninpatternrecognitionandcomputervisioncommunitymanyopen

3、problemsremaintoberesoledInthisthesis，wedescribeseveralnovelalgorithmsinanattempttosolvesomeoftheproblemsThecontributionsofthethesisinclude：(1)Anelaboratecomparativestudyonvariouscolorrepresentationschemesforskindetectio

4、nhasbeenperformedThecomparativeresultsareexpectedtobeofgreatvalueforrelatedresearchAnoveladaptiveskinregiondetectionalgorithmisproposedbasedonanon—parametricfuzzyskincolormodelBasedonthecomplementarityoftheinformationbet

5、weenpositiveandnegativesamples，itprovidesanimprovedrealizationforskinregiondetectionunderunconstrainedCOnditions(2)AnovelfacedetectionalgorithmisproposedthroughfusionofmulticuesItcombinesskincolorfacecontourandfaceregion

6、informationFusionofmulti—cuesisinaccordancewiththemechanismsofbiologicalvisionAneffectiveformoffeatureextractionisproposedtepresentthefacecontourpatternExperimentalresultsshowtherobustnessandaccuracyoftheproposedmethod(3

7、)AfaceverificationschemebasedonpersonalizedfeaturecombinationisproposedandrealizedThealgorithmisinspiredbytheadaptationmechanismofthehumanvisualsysteminfacerecognitionWesimulatesuchmechanismthroughpersonalizedfusionofglo

8、balandlocalfacialfeaturesExperimentalresultsdemonstratethenecessityofpersonalizeddatafusionforfacerecognitionandillustratetheeffectivenessoftheproposedalgorithm，Keywords：SkinDetectionFaceDetection，F(xiàn)aeeRecognition，Biometr