中生理信号续

视频中的生理信号(续)-byXiaohuiWang接触式检测脉搏血氧仪ECG非接触式检测相关生理信号(1)温度心率呼吸率HRV等衍生物非接触式检测相关生理信号(2)HRV非接触式检测雷达方法生理信号优点缺点红外摄像头论文普通摄像头生理信号方法优点缺点雷达非接触式检测-雷达(1)<<Radarsensingofheartbeatandrespirationatadistancewithapplicationofthetechnology>>(1997byGeneGreneker)GeneGreneker

非接触式检测-雷达(2)距离：30feet方法：通过超声波检测心跳时导致的从胸腔到胸壁震动。生理信号：心率、呼吸率非接触式检测-雷达(3)优点：非接触式检测生理信号的第一次尝试。缺点：对于bodymotion非常敏感。红外摄像头非接触式检测-红外摄像头<<Interactingwithhumanphysiology>>onComputerVisionandImageUnderstandingFirstattempttoextractphysiologyfromvideoI.PavlidisfromHouston

I.PavlidisIntroduction(1)CamerakindThermalcameraMethodBioheatmodelingExtractedphysiologicalsignalsSuperficialbloodflowCardiacpulseBreathrateIntroduction(2)InferedinformationHealthsymptomsPhysiologicalstateAimRealizethenotionofdesktophealthmonitoringCreatecollaborativeinteractionsinwhichhumansandmachinesarebothobservingandrespondingArchitectureProjectarchitectureStressKindTwokindsofstressInstantaneousstressSustainedstressIncreaseintheperiorbitalbloodflowIncreaseintheprefrontalbloodflowRelevantTechnique&HypothesesRelevanttechniqueFacialsegmentationandtrackingBioheatmodelingHealthstatedeterminationTheroleofemotioninHCI(StressindicatorFrustration)HypothesesManyphysiologicalvariables,suchassuperficialbloodflowandcardiacpulse,arerelatedinsomewaytotheheattransfermechanismofthehumanbody.Experiment(1)Experiment–DriverusabilitystudyDriverStimulusinterruptCannotdriveeffectivelyandsafelyIndicatorobserveUIshowinputWhentointerrupt?Positionandappearance?Experiment(2)DrivingscoreBreathratePulseFrontalbloodflowPeriobitalperfusionRespondingPrinciple“person-supporting-youtest”HowwouldIwantapersonwhofoundmeinthisemotionalstatetorespond?普通摄像头非接触式检测-普通摄像头(1)<<Non-contact,automatedcardiacpulsemeasurementsusingvideoimagingandblindsourceseparation>>MITMediaLab

Medicalmirror非接触式检测-普通摄像头(2)CardiacpulseHighlightsMotion-tolerantMulti-peoplemeasurementsMotion-tolerantMulti-peoplemeasurements生理信号与情绪生理信号与情绪<<Basicemotionsareassociatedwithdistinctpatternsofcardiorespiratoryactivity>>InternationalJournalofPsychophysiologyPierreRainvillefromUniversite´deMontre´al

ResearchContentPhysiologicalsignalsPulseRespiratoryrateRelevantsignalsFourbasicemotionsFearAngerSadnessHappinessCardiorespiratoryactivity&emotionsReasonsofPreviousWorkFailureTworeasonsofpreviousworkfailurepletephysiologicalcharacterization.Inadequateexperimentalelicitationofthetargetemotion.Refinetheanalysis.Subjectactuallyreportfeelingtheemotions.ParasympatheticandSympatheticRegulationParasympatheticregulationAchAacetylcholinesteraseRapidchangesinHRSympatheticregulationAdrenalineSlowchangesinHRExperiment(1)SubjectOneortwoemotionconditionsOnecontrolneutralconditionExpe