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1、（VR虚拟现实）美国WorldViz虚拟现实系统技术背景介绍美国WorldViz虚拟现实系统介绍1、制造商的科研背景和实力1）公司背景：美国WorldViz公司起源于美国加州大学虚拟环境与行为研究中心，公司CEOAndyBeall就是该研究中心主任。该实验室主要致力于心理认知相关的科学研究，包括社会心理学、视觉、空间认知等。具有科研背景和实力，并以用户和自身的科研需求来指导虚拟现实设备的研发和生产，因此该公司的虚拟现实软硬件平台更适合科研领域。2）技术实力：该公司拥有一个专业的技术支持队伍，可以为科研用户提供优良的技术服务，并提供科研应用方面的咨询服务，帮助用户与国内外同行建立联系与合作。我们
2、每年要在国内举办虚拟现实技术培训班，对老用户进行免费培训并提供科研交流的平台。2、WorldViz虚拟现实系统在科研领域的广泛应用其用户遍布各个应用领域，包括教育和心理、培训、建筑设计、军事航天、医疗、娱乐、图形建模等。同时该产品在认知相关的科研领域更具竞争力，在欧美和国内高等学府和研究机构拥有五百个以上用。1）、加州大学圣巴巴拉分校虚拟环境与行为研究中心该实验室主要致力于心理认知相关的科学研究，包括社会心理学、视觉、空间认知等，并有大量论文在国际知名刊物发表，具体详见论文列表。2）、迈阿密大学心理与计算机科学实验室研究领域：空间认知HumanSpatialCognitionInhisrese
3、archProfessorDavidWallerinvestigateshowpeoplelearnandmentallyrepresentspatialinformationabouttheirenvironment.Wearingahead-mounteddisplayandcarryingalaptop-baseddualpipeimagegeneratorinabackpack,userscanwirelesslywalkthroughextremelylargecomputergeneratedvirtualenvironments.ResearchProjectExamplesSp
4、ecificityofSpatialMemoriesWhenpeoplelearnaboutthelocationsofobjectsinascene,whatinformationgetsrepresentedinmemory?Forexample,dopeopleonlyrememberwhattheysaw,ordotheycommitmoreabstractinformationtomemory?Intwoprojects,weaddressthesequestionsbyexamininghowwellpeoplerecognizeperspectivesofascenethatar
5、esimilarbutnotidenticaltotheviewsthattheyhavelearned.Inathirdproject,weexaminethereferenceframesthatareusedtocodespatialinformationinmemory.Inafourthproject,weinvestigatewhetherthebiasesthatpeoplehaveintheirmemoryforpicturesalsooccurwhentheyrememberthree-dimensionalscenes.NonvisualEgocentricSpatialU
6、pdatingWhenwewalkthroughtheenvironment,werealizethattheobjectswepassdonotceasetoexistjustbecausetheyareoutofsight(e.g.behindus).Westayorientedinthiswaybecausewespatiallyupdate(i.e.,keeptrackofchangesinourpositionandorientationrelativetotheenvironment.)网站链接：http:/部分发表论文:ColinEllard(2009).WhereamI?Why
7、wecanfindourwaytotheMoonbutgetlostinthemall.Toronto:HarperCollinsCanada.JournalArticles:ColinEllardandLoriWagar(2008).Plasticityoftheassociationbetweenvisualspaceandactionspaceinablind-walkingtask.Perception,37(7),1044-1053.ColinEllardandMeghanEller(2009).Spatialcognitioninthegerbil:Computingoptimal
8、escaperoutesfromvisualthreats.AnimalCognition,12(2),333-345.Posters:KevinBartonandColinEllard(2009).Findingyourway:Theinfluenceofglobalspatialintelligibilityandfield-of-viewonawayfindingtask.Postersessionpresentedatthe9thannualmeetingoftheVisionSciencesSociety,Naples,FL.(LinkToPoster)BrianGarrisonan
9、dColinEllard(2009).Theconnectioneffectinthedisconnectbetweenperipersonalandextrapersonalspace.Postersessionpresentedatthe9thannualmeetingoftheVisionSciencesSociety,Naples,FL.(LinkToPoster)4、美国斯坦福大学信息学院虚拟人交互实验室设备：WorldVizVizard3Dsoftwaretoolkit,WorldVizPPTX8opticalinertialhybridwide-areatrackingsyste
10、m,NVISnVisorSXhead-mounteddisplay,CompleteCharactersavatarpackage研究介绍：ThemissionoftheVirtualHumanInteractionLabistounderstandthedynamicsandimplicationsofinteractionsamongpeopleinimmersivevirtualrealitysimulations(VR),andotherformsofhumandigitalrepresentationsinmedia,communicationsystems,andgames.Res
11、earchersinthelabaremostconcernedwithunderstandingthesocialinteractionthatoccurswithintheconfinesofVR,andthemajorityofourworkiscenteredonusingempirical,behavioralsciencemethodologiestoexplorepeopleastheyinteractinthesedigitalworlds.However,oftentimesitisnecessarytodevelopnewgesturetrackingsystems,thr
12、ee-dimensionalmodelingtechniques,oragent-behavioralgorithmsinordertoanswerthesebasicsocialquestions.Consequently,wealsoengageinresearchgearedtowardsdevelopingnewwaystoproducetheseVRsimulations.Ourresearchprogramstendtofallunderoneofthreelargerquestions:1.Whatnewsocialissuesarisefromtheuseofimmersive
13、VRcommunicationsystems?2.HowcanVRbeusedasabasicresearchtooltostudythenuancesofface-to-faceinteraction?3.HowcanVRbeappliedtoimproveeverydaylife,suchaslegalpractices,andcommunicationssystems.网站链接：http:/vhil.stanford.edu/5、加州大学圣迭戈分校神经科学实验室设备：WorldVizVizard3Dsoftwaretoolkit,WorldVizPPTX8opticalinertialh
14、ybridwide-areatrackingsystem,NVISnVisorSXhead-mounteddisplay研究介绍：Thelong-rangeobjectiveofthelaboratoryistobetterunderstandtheneuralbasesofhumansensorimotorcontrolandlearning.Ourapproachistoanalyzenormalmotorcontrolandlearningprocesses,andthenatureofthebreakdowninthoseprocessesinpatientswithselective
15、failureofspecificsensoryormotorsystemsofthebrain.Towardthisend,wehavedevelopednovelmethodsofimagingandgraphicanalysisofspatiotemporalpatternsinherentindigitalrecordsofmovementtrajectories.Wemonitormovementsofthelimbs,body,head,andeyes,bothinrealenvironmentsandin3Dmultimodal,immersivevirtualenvironme
16、nts,andrecentlyhaveaddedsynchronousrecordingofhigh-definitionEEG.OnedomainofourstudiesisParkinsonsdisease.OurstudieshavebeendissectingoutthoseelementsofsensorimotorprocessingwhichmaybemostimpairedinParkinsonism,andthoseelementsthatmaymostcruciallydependuponbasalgangliafunctionandcannotbecompensatedforbyotherbrainsystems.Sinceskilledmovementandlearningmaybeconsideredoppositesidesofthesamecoin,wealsoareinvestigatinglearninginPa
