安控与生物辨识的化学反应.ppt

WhenVideoSurveillanceMeetsBiometrics安控與生物辨識的化學反應,JisonHsu,FangYehPenpowerTechnology,Contents,FundamentalsofBiometricsandIntelligentVideoSurveillance(IVS);APassageforBiometricsandIVStoMeet;State-of-the-ArtProductsandTheirMakers;PotentialsandMarketOutlook;Conclusion,WhatisBiometrics?,Biometricsdescribesacharacteristicoraprocessusedforidentityrecognition,incl.fingerprint,face,iris,voice,signature,handgeometry,veinpattern,signaturedynamics,gaitdynamics,andmanyothersfeaturedasNaturalPassword,WhatisVideoSurveillance?,Surveillanceenabledbycameras,monitors,recorders;Real-timelivedisplayformulti-channels(4,8,16,);24x7nonstoprecording,playbackandsearchbydate/time,motiondetection;Surveillanceenabledwherenetworkisaccessible;Youcanmonitortheworldatonespot,theoretically.,Questions,Howcanvideosurveillanceandbiometricsbetogether?Canwetakeanyadvantageofsuchaconnectionorcombination?,CommonDailyScenarios,Youwalkedoutofyourhome,recordedbythesurveillancecamswatchingthestreets;YouwerealsointheMRTssurveillancevideos;Beforeenteringyouroffice,recordedbythecamsatthelobbyandalsointheelevator;YouhadyourIDcardscannedbythedooraccesscontrolandtheattendancesystem;Youenteredyourpasswordtologontoyouraccount.youhavejuststartedyourday!,FromVideoSurveillancetoBiometrics,Videosurveillancehasenteredourdailyliveswithoutcausingmuchattentionbecauseitisnon-intruding;Becauseofitsintrudingfeature,fingerprintfailedtobepartofouridentityauthenticationsystem.However,ifsurveillancecameracanrecognizeyourandothersfaces.Canweexpecta“CameraGuardian”or“GuardianCamera”?,WishListforGuardianCamera,IntelligentVideoSurveillanceDiscoveryofunusualevents(loitering,movementsagainstone-way-onlypatterns,);Registeringclearfacialorcarplatesnapshotswhilerecordingthevideosoftheevents;User-friendlyBiometricAccessControlYourfaceisthekeytoyourhome/office/club;MakethispartofyourIVSsystem,sothatyouhaveacameraguardiananywhereyoulike.,HowFarAreWe?,SmartCameras:PTZcameras:omni-directionalvisibility;Mega-pixelcameras:high-resolutionimagery;Infraredcameras:visibilityenabledat0lux;ComputerVision:Facialrecognition:extensiveprogressdrivenbyFRVT2002and2006;Intelligentvideotechnology:objectdetectionandtracking;carandhumanrecognition;irregulareventdiscovery.,SmartCamPTZ,SmartCam:HighResolution,SmartCam:Infrared,WhyFaces?,Themostnaturalwayforhumanstoknoweachother;Advantages:Nocontactrequired,withoneofthemostcommonlyavailablesensors,thecameras;Largeamountsofexistingdataavailableforbackgroundand/orwatchlistchecks;Deterrenttooutsiders,facialimageswillbecapturedandstoredwhenapproachingtothecamera;Easiestamongallbiometricsforhumantoverifyresults.,SuccessfulCases,QantasaircrewandfreqflyersquickaccessthroughgatesatSydneyandMelbourneairports;Assistanceinidentifyingmissingchildren,,Preventidentityfraud:PakistanhasissuedRFIDpassport,IDcardwithfacialfeatureonachip;HanoverzoousefacialIDcardforfreqticketholders;,SmartGateatSydneyIntlairporttoruninFeb2007.,Well-KnownCase1,HijackersuspectMohamedAtta,Well-KnownCase2,USVISIT(VisitorandImmigrantStatusIndicationTechnology):since9/30/2004,visitorsenteringUShaveindexfingersscannedanda,phototakentoauthenticatetheirtraveldocumentsattheportofentry.Getreadyfortravelingwithe-passport.,Well-KnownCase3,In2001SuperBowl,thefirstlargescalefacerecognitionsurveillanceforidentifyingwantedoneswasdeployedatTampaBay,Florida.Acontroversyissueraised,“Isitaviolationoftheconstitutionalrighttoprivacy?”Response:“apersondoesnothaveareasonableexpectationofprivacywithregardtophysicalcharacteristicsthatareconstantlyexposedtothepublic.”,AnExampleofComputerVision,Detection,Tracking,andClose-up,CVforVideoSurveillance,Plusmanyothers.,SampleApplications,MarketSizeCrowdedconditions;Uncontrollableparameter(e.g.,weather)inducednoise;,SolvableCases,Challenges,BirdsFlapping,Crowd,Far-offobjectswithchangingsetting,Rain,ChallengesinFaceRecognition,Facedetectionacrossmanypeoplewithmanysizes,poses,andilluminationconditions;Facerecognitionrequiresahugesizeofdatabaseandasuper-fastwaytoscanthrough;Continuingprogressbeingmadeacrosstheglobe,incl.Taiwan.,Conclusion,Withinthenextfewyears:Smartcamscontinuetomoveintoyourdailylife;IVSmaybeseeninsomespec