从数字化到混合现实：增强现实技术发展与应用.pdfVIP

AugmentedReality(AR)混合现实

1.TheFirstDigitalRevolutionTheSecondDigitalRevolution:

TheFirstDigitalRevolutionisaboutdigitization数字化andal

computingallowtheworldtoberebuiltincomputers.（Realworld–

(Digitization)Cloud）

TheSecondDigitalRevolutionisaboutthepullingofcontentfrom

cyberspace网络空间backintotherealworldwhere,whenandhowhuman

beingsmostusefullydemandit.（Cloud(Atomization)

Real）

WhilsttheFirstDigitalRevolutionwasconcernedwithdigitizationand

alcomputers,incontrasttheSecondDigitalRevolutionhasasits

fociatomizationandubiquitouscomputing普适计算（普适计算强调和环境融为

一体的计算，而计算机本身则从人们的视线里。在普适计算的模式下，人们能够在任

何时间、任何地点、以任何方式进行信息的获取与处理）.Ittherebyprovidesthe

real-worldmanifestation表现ofthecloud.

2.FromVR(VirtualReality)toAR:

●VR：

VRisacomputer-simulatedenvironmentthatcansimulatephysical

presenceincesintherealworldorimaginedworlds.Virtualreality

couldrecreatesensoryexperiences,includingvirtualtaste,sight,smell,

sound,touch,etc.Thisinvolvedbuildingentirelynewworldswithin

computers.Inthemid-1990sthenewcomputingmantra语wasvirtual

reality(VR).Immersive拟真的，身临其境的,3DVRneverwentmainstream,

socialnetworkingsiteshavegivenusmainstreamscreen-basedVR.

(Realvirtual)

EX：VRcanbeusedinmanyareas,itcanbeusedasinteriordesigntools,

emergencymanoeuvre,game,flightsimulatorandSecondlife.

●ShifttoAR：

Thefocushasnowshiftedtowardaugmentedreality,wherecomputer

datausuallyfromthecloudisoverlaid覆盖onourvisionoftherealworld.

(VirtualReal)

增强现实(AR)混合现实

1.第一次数字和第二次数字：

第一次数字是关于数字化数字化和个人计算让世界在计算机中重建。（现实

世界‑‑‑‑‑‑（数字化）‑‑‑‑‑云）

第二次数字是将内