内容课件成果slam关键position tracking for virtual reality using commodity wifi.pdf

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PositionTrackingforVirtualRealityUsingCommodityWiFiManikantaKotaru,SachinKattiStanfordUniversity{mkotaru,skatti}@AbstractWiCaptureGroundtruth2Today,experiencingvirtualreality(VR)isacumbersome)m0experiencewhicheitherrequiresdedicatedinfrastructurec(likeinfraredcamerastotracktheheadsetandhand-motionz鈭?20controllers(e.g.OculusRift,HTCVive),orprovidesonly15103-DoF(DegreesofFreedom)trackingwhichseverelylimits10鈭?05x(cm)theuserexperience(e.g.SamsungGearVR).Totrulyen-y(cm)ableVReverywhere,weneedpositiontrackingtobeavail-ableasaubiquitousservice.ThispaperpresentsWiCap-Figure1.SolidbluepathestimatedbyWiCaptureiscomparedture,anovelapproachwhichleveragescommodityWiFiagainstthedottedredgroundtruthtrajectory.infrastructure,whichisubiquitoustoday,fortrackingpur-poses.WeprototypeWiCaptureusingoff-the-she

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