人臉檢測與識別的算法研究.pdf

1、電子科技大學(xué)碩士學(xué)位論文人臉檢測與識別的算法研究姓名：陶勁草申請學(xué)位級別：碩士專業(yè)：信號與信息處理指導(dǎo)教師：丁慶生20090301ABSTRACTABSTRACTWiththerapiddevelopmentofinformationtechnologypersonalidentityrecognitionsecurityandintelligenthuman—computerinteractionsystems，F(xiàn)aceDetecti

2、onandRecognitionwithmoreandmoreextensivepracticalvalue，hasbecomeahotresearchfieldofpatternrecognitionThispaperdosomeresearchonfacedetectionandrecognitionbasedontheachievementsofpreviousresearchersTheresearchisaboutfacede

3、tectionandfacerecognitiontobesolvedThemainresearchesmainlyaretwoparts：afacedetectionmethodforcolorimagebasedonskinandfacerecognitionmethodsusinglinearsubspaceanalysisTheworkdoneinthispaperissummarizedasbelow：(1)Facedetec

4、tionbasedonskinincolorimage1Basedon‘referencewhite”Nonlineartransformationlightingcompensationtechniquethismethodhasagoodcompensationtocolorexcursionforskinsegmentation2AnadaptivethresholdmethodWasproposedintheskinsegmen

5、tationTheskinlikelihoodimageCallbeextractedskinofcolorimagemoreeffectivelythanspecificthroughAdaptivethresholdincolorimage3Completecolorspaceconversionsettingupcolormodel，ImagePreprocessing，colorregionaladaptivesegmentat

6、ionFaceCriterionandfacetemplatematchingprocess，etcanddetectfaceregionincolorimagefinallyThemethodinthispaperhasagooddetectioneffectfordifferentfacesize，expressionprofile，ormanyfacesincomplexbackground(2)Facerecognitionba

7、sedonlinearsubspaceanalysis1AmethodbasedonweightedaveragefaceimagescombinedwimTwo—DimensionalPrincipalComponentAnalysis(PCA)featurespaceisproposedforfacerecognitionByintroducingsamplesamongclassandwithinclassweightedaver