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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 meetings).
Hyperreality. Hyperreality is a concept in post-structuralism that refers to the process of the evolution of notions of reality, leading to a cultural state of confusion between signs and symbols invented to stand in for reality, and direct perceptions of consensus reality. [1] Hyperreality is seen as a condition in which, because of the ...
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.
Jaron Lanier. Jaron Zepel Lanier (/ ˈdʒeɪrɪn lɪˈnɪər /, born May 3, 1960) is an American computer scientist, [1] visual artist, computer philosophy writer, technologist, futurist, and composer of contemporary classical music. Considered a founder of the field of virtual reality, [2] Lanier and Thomas G. Zimmerman left Atari in 1985 to ...
Artificial Reality is a book series by Myron W. Krueger about interactive immersive environments (or virtual realities ), based on video recognition techniques, that put a user in full, unencumbered contact with the digital world. He started this work in the late 1960s and is considered to be a key figure in the early innovation of virtual reality.
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 ...
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 ...
Virtual reality exposure therapy (VRET) is a form of exposure therapy for treating anxiety disorders such as post-traumatic stress disorder (PTSD) and phobias. Studies have indicated that combining VRET with behavioral therapy, patients experience a reduction of symptoms. [18][19] In some cases, patients no longer met the DSM-V criteria for PTSD.