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ID:21545777
大小:3.08 MB
页数:16页
时间:2018-10-19
《10 - virtual reality》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、VirtualRealityYanciZhangWhatisVirtualReality?AresponsivevirtualworldinwhichtheuseriseffectivelyimmersedFeaturesImmersiveInteractiveRealtimeViewercenteredCrucialTechnologiesDisplaysystemGraphicsrenderingsystemTrackingsystemVirtualworldconstructionandmaintenancesyst
2、emDisplaySystemDisplaytechnologyadvancesveryrapidlyVRdisplaysystemmustprovideimmersionDesktopdisplaysarenotconsideredtobeVRHardlyblockouttherealworldDonotpresentvirtualworldobjectsinlifesizeDonotcreatetheillusionofimmersionCAVECaveAutomaticVirtualEnvironmentAnimme
3、rsivevirtualrealityenvironmentwhereprojectorsaredirectedto3,4,5or6ofthewallsofaroom-sizedcubeHead-MountedDisplayWornontheheadoraspartofahelmetAsmalldisplayopticinfrontofoneoreacheyePanoramicDisplayUsemultiplydisplaystoprovidewideviewangleWidelyusedinmanyapplicatio
4、nsChallenge:geometryandcolorcalibrationTrackingSystemTrackingobserver’sbodycoordinate/headmotionChallenges:AccuracyErgonomicsSystemlatencyAugmentedRealityDirectorindirectviewofaphysicalreal-worldenvironmentwhoseelementsareaugmentedbyvirtualcomputer-generatedsensor
5、yinputEnhanceperson’sperceptionofrealityApplication:WikitudeTheveryfirstAugmentedRealityBrowserforsmartphone-usersScansurroundingusingcameraanddevice’ssensorsObjects’informationisdisplayedinthecamrightwheretherealobjectislocatedMixedRealityMergeofrealandvirtualwor
6、ldstoproducenewenvironmentsandvisualizationsPhysicalanddigitalobjectsco-existandinteractinrealtimeApplication:VirtualtherapyPsychologisttreatssoldierswithPTSD(PostTraumaticStressDisorder)PTSD:cannotgetoverfrombadthingshappenedtohim/herBestwaytotreatPTSD:exposureth
7、erapyGobacktothebadthingGothroughitgentlyTalkaboutwhattheywerefeelingApplication:VirtualtherapyApplication:FlatWorldMixedrealityapplicationformilitary:combinevirtualwithrealWholebodygetinvolved4Deffects:temperature,smell,sound…Virtualcharacterscanseeyouandreacttoy
8、ourmovementYoucanhaveflatworldinyourownhomeApplication:FlatworldAssignmentsGroupGroup25:PCandMAC15Group26:PCandMAC16Group27:Whatisartificialintelligence
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