Difference between revisions of "Virtual Reality"

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Definition and Etymology<br />
 
History<br />
 
Types of virtual reality<br />
 
Technology that makes it work<br />
 
Current and anticipated application<br />
 
Challenges and ethics<br />
 
  
 
Definition and Etymology<br />
 
Definition and Etymology<br />
 
The word 'virtual' can indicate a material created by computer technology and appearing to exist but not existing in the physical world.<ref>Cambridge Dictionary:https://dictionary.cambridge.org/us/dictionary/english/virtual</ref> The word 'reality' describe the state of things as they actually are. <ref>Cambridge Dictionary:https://dictionary.cambridge.org/us/dictionary/english/reality</ref> Combining the meaning of the two words, 'virtual reality' refers to a set of images and sounds, produced by a computer, that seem to represent a place or a situation that a person can take part in.<ref>Cambridge Dictionary: https://dictionary.cambridge.org/us/dictionary/english/virtual-reality</ref> <br />As a relative new terminology, the word 'virtual reality' is first used by Jaron Zepel Lanier, the founder of VPL Research, to refer the first business-grade hardware that applies virtual reality technology invented by himself.<ref>Sala, Nicoletta. "Virtual reality, augmented reality, and mixed reality in education: A brief overview." Current and prospective applications of virtual reality in higher education (2021): 48-73.</ref>
 
The word 'virtual' can indicate a material created by computer technology and appearing to exist but not existing in the physical world.<ref>Cambridge Dictionary:https://dictionary.cambridge.org/us/dictionary/english/virtual</ref> The word 'reality' describe the state of things as they actually are. <ref>Cambridge Dictionary:https://dictionary.cambridge.org/us/dictionary/english/reality</ref> Combining the meaning of the two words, 'virtual reality' refers to a set of images and sounds, produced by a computer, that seem to represent a place or a situation that a person can take part in.<ref>Cambridge Dictionary: https://dictionary.cambridge.org/us/dictionary/english/virtual-reality</ref> <br />As a relative new terminology, the word 'virtual reality' is first used by Jaron Zepel Lanier, the founder of VPL Research, to refer the first business-grade hardware that applies virtual reality technology invented by himself.<ref>Sala, Nicoletta. "Virtual reality, augmented reality, and mixed reality in education: A brief overview." Current and prospective applications of virtual reality in higher education (2021): 48-73.</ref>

Revision as of 02:52, 28 January 2022

Virtual Reality (VR) refers to the technology that creates and places human into an artificial world that is similar but different to the real world.[1] As a popular technology in the 21st century, virtual reality plays an important role in a wide variety of fields, including entertainment (VR games), social connections (remote meetings) and business(virtual office). VR related technology includes augmented reality and mixed reality.[2]
Virtual Reality Technology can be classified into three general category based on the extent of human immersion: non-immersive VR, semi-immersive VR, and fully-immersive VR simulations. The non-immersive VR includes most 3D movie and games that portray a virtual world but the user does not enter the virtual world himself/herself. The semi-immersive VR indicates VR technology which provides an immersive virtual world for the user but the user is still somewhat exposed to the real world. The fully-immersive VR simulations refers to the VR technology that enables user to fully immerse in the artificial reality without direct contact to the real world.[3]

Content
Definition and Etymology
History
Categories
Technology
Application
Challenges and ethics

Definition and Etymology

The word 'virtual' can indicate a material created by computer technology and appearing to exist but not existing in the physical world.[4] The word 'reality' describe the state of things as they actually are. [5] Combining the meaning of the two words, 'virtual reality' refers to a set of images and sounds, produced by a computer, that seem to represent a place or a situation that a person can take part in.[6]
As a relative new terminology, the word 'virtual reality' is first used by Jaron Zepel Lanier, the founder of VPL Research, to refer the first business-grade hardware that applies virtual reality technology invented by himself.[7]
  1. J. N. Latta and D. J. Oberg, "A conceptual virtual reality model," in IEEE Computer Graphics and Applications, vol. 14, no. 1, pp. 23-29, Jan. 1994, doi: 10.1109/38.250915.
  2. "Get Ready to Hear a Lot More About 'XR'". Wired. 1 May 2019. ISSN 1059-1028. Retrieved 29 August 2020.
  3. Castronovo, Fadi, et al. "An evaluation of immersive virtual reality systems for design reviews." Proceedings of the 13th international conference on construction applications of virtual reality. Vol. 47. 2013.
  4. Cambridge Dictionary:https://dictionary.cambridge.org/us/dictionary/english/virtual
  5. Cambridge Dictionary:https://dictionary.cambridge.org/us/dictionary/english/reality
  6. Cambridge Dictionary: https://dictionary.cambridge.org/us/dictionary/english/virtual-reality
  7. Sala, Nicoletta. "Virtual reality, augmented reality, and mixed reality in education: A brief overview." Current and prospective applications of virtual reality in higher education (2021): 48-73.