安控與生物辨識的化學反應

安控與生物辨識的化學反應ContentsFundamentalsofBiometricsandIntelligentVideoSurveillance(IVS);APassageforBiometricsandIVStoMeet;State-of-the-ArtProductsandTheirMakers;PotentialsandMarketOutlook;ConclusionWhatisBiometrics?Biometricsdescribesacharacteristicoraprocessusedforidentityrecognition,incl.fingerprint,face,iris,voice,signature,handgeometry,veinpattern,signaturedynamics,gaitdynamics,andmanyothersfeaturedasNaturalPasswordWhatisVideoSurveillance?

Surveillanceenabledby cameras,monitors,recorders;

Real-timelivedisplayfor multi-channels(4,8,16,…);24x7nonstoprecording,playbackandsearchbydate/time,motiondetection;Surveillanceenabledwherenetworkisaccessible;Youcanmonitortheworldatonespot,theoretically.Questions

Howcanvideosurveillanceandbiometricsbetogether?Canwetakeanyadvantageofsuchaconnectionorcombination?CommonDailyScenarios

Youwalkedoutofyourhome,recordedbythesurveillancecamswatchingthestreets;YouwerealsointheMRT’ssurveillancevideos;Beforeenteringyouroffice,recordedbythecamsatthelobbyandalsointheelevator;YouhadyourIDcardscannedbythedooraccesscontrolandtheattendancesystem;Youenteredyourpasswordtologontoyouraccount…..youhavejuststartedyourday!FromVideoSurveillancetoBiometrics

Videosurveillancehasenteredourdailyliveswithoutcausingmuchattentionbecauseitisnon-intruding;Becauseofitsintrudingfeature,fingerprintfailedtobepartofouridentityauthenticationsystem.However,ifsurveillancecameracanrecognizeyourandothers’faces……….Canweexpecta“CameraGuardian”or“GuardianCamera”

?WishListforGuardianCameraIntelligentVideoSurveillanceDiscoveryofunusualevents(loitering,movementsagainstone-way-onlypatterns,…);Registeringclearfacialorcarplatesnapshotswhilerecordingthevideosoftheevents;User-friendlyBiometricAccessControlYourfaceisthekeytoyourhome/office/club;MakethispartofyourIVSsystem,sothatyouhaveacameraguardiananywhereyoulike.HowFarAreWe?SmartCameras:PTZcameras:omni-directionalvisibility;Mega-pixelcameras:high-resolutionimagery;Infraredcameras:visibilityenabledat~0lux;

ComputerVision:Facialrecognition:extensiveprogressdrivenbyFRVT2002and2006;Intelligentvideotechnology:objectdetectionandtracking;carandhumanrecognition;irregulareventdiscovery.SmartCam

PTZSmartCam:HighResolutionSmartCam:InfraredWhyFaces?

Themostnaturalwayforhumanstoknoweachother;Advantages:Nocontactrequired,withoneofthemostcommonlyavailablesensors,thecameras;Largeamountsofexistingdataavailableforbackgroundand/orwatchlistchecks;Deterrenttooutsiders,facialimageswillbecapturedandstoredwhenapproachingtothecamera;Easiestamongallbiometricsforhumantoverifyresults.SuccessfulCases

Preventidentityfraud:PakistanhasissuedRFIDpassport,IDcardwithfacialfeatureonachip;HanoverzoousefacialIDcardforfreqticketholders;

SmartGateatSydneyInt’lairporttoruninFeb2007.Well-KnownCase1HijackersuspectMohamedAttaWell-KnownCase2

USVISIT(VisitorandImmigrantStatusIndicationTechnology):since9/30/2004,visitorsenteringUShaveindexfingersscannedanda phototakentoauthenticatetheirtraveldocumentsattheportofentry.Getreadyfortravelingwithe-passport.Well-KnownCase3In2001SuperBowl,thefirstlargescalefacerecognitionsurveillanceforidentifyingwantedoneswasdeployedatTaBay,Florida.Acontroversyissueraised, “Isitaviolationoftheconstitutionalrighttoprivacy?”Response:“apersondoesnothaveareasonableexpectationofprivacywithregardtophysicalcharacteristicsthatareconstantlyexposedtothepublic.”AnExleofComputerVisionObjectDetectedObjectTrackedClose-upSnapshotDetection,Tracking,andClose-upObjectDetected

ObjectTracked

Zoom-inviewbyPTZcameraCVforVideoSurveillancePlusmanyothers…..SleApplicationsMarketSize&GrowthPotential-IFrost＆Sullivan2005,US

176millionin2005,expectedtoreach694millionin2011MarketSize&GrowthPotential-IIIMSResearch2005,UK

76millionin2004,expectedtoreach839millionin2009MajorPlayersinComputerVisionObjectVideo

ARedHerring100Companyfor2004and2005

GlobalTechnologyInnovationAward,WSJ

ExcellenceinTechnologyAward,Frost&SullivanMajorProducts:VEW:Real-timesoftwarefordetecting,classifying,andtracking.On-Board:basicversionofVEWonachipset.Forensic:Off-linesoftware,learningfromthepast,loweringfalsealarmsinthefuture.MajorPlayer:Cernium

Alertmonitorkeepsdisplayingimportantevents,andcall-upmonitoroffersinstantreplayandclose-upcheckusingaPTZcam.Videoserverandsystemserverworktogethertopushcapturedbehavioreventstothealertconsoleforeventdisplay.AlertmonitorCall-upmonitorioImage(Safeguard,US)

Specializedinmovingobjectdetectionandtrackingusingspeeddome(PTZ)cams.3VR

Windowsembeddedstandalonewithfastfacedetectionandanalysisengine.Solvablev.s.ChallengingforIVS

SolvableRestrictedareawatch,unattendedandmissingobjectdetection,trajectoryandregularityanalysis,speedreading,platerecognitionandfacialsnapshots.ChallengingFar-offobjectdetectionwithlowfalsealarmrate;Crowdedconditions;Uncontrollableparameter(e.g.,weather)inducednoise;SolvableCasesChallengesBirdsFlappingCrowd

Far-offobjectswithchangingsettingRain

Challenges