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Augmented reality ( AR) is an interactive experience that combines the real world and computer-generated 3D content. The content can span multiple sensory modalities, including visual, auditory, haptic, somatosensory and olfactory. [1] AR can be defined as a system that incorporates three basic features: a combination of real and virtual worlds ...
Virtual reality. Virtual reality ( VR) is a simulated experience that employs 3D near-eye displays and pose tracking to give the user an immersive feel of a virtual world. Applications of virtual reality include entertainment (particularly video games ), education (such as medical, safety or military training) and business (such as virtual ...
Extended reality (XR) is an umbrella term to refer to augmented reality (AR), virtual reality (VR), and mixed reality (MR). The technology is intended to combine or mirror the physical world with a " digital twin world" able to interact with it, [1] [2] giving users an immersive experience by being in a virtual or augmented environment.
Avatars socialising in the virtual world Second Life The metaverse is a loosely defined term referring to virtual worlds in which users represented by avatars interact, usually in 3D and focused on social and economic connection. The term metaverse originated in the 1992 science fiction novel Snow Crash as a portmanteau of "meta" and "universe". In Snow Crash, the metaverse is envisioned as a ...
WebXR. WebXR Device API is a Web application programming interface (API) [1] [2] that describes support for accessing augmented reality and virtual reality devices, such as the HTC Vive, Oculus Rift, Oculus Quest, Google Cardboard, HoloLens, Apple Vision Pro, Magic Leap or Open Source Virtual Reality (OSVR), in a web browser.
WebAR. WebAR, previously known as the Augmented Web, is a web technology that allows for augmented reality functionality within a web browser. It is a combination of HTML, Web Audio, WebGL, and WebRTC. [1] From 2020s more known as web-based Augmented Reality or WebAR, which is about the use of augmented reality elements in browsers.
Ronald Azuma is an American computer scientist, widely recognized for contributing to the field of augmented reality (AR). His work A survey of augmented reality [2] became the most cited article in the AR field and is one of the most influential MIT Press papers of all time. [3] Azuma is considered to provide a commonly accepted definition of ...
Immersion (virtual reality) A woman using the Manus VR glove development kit in 2016. In virtual reality (VR), immersion is the perception of being physically present in a non-physical world. The perception is created by surrounding the user of the VR system in images, sound or other stimuli that provide an engrossing total environment.