Results 41 to 50 of about 2,740,914 (280)

Tweek: Merging 2D and 3D Interaction in Immersive Environments [PDF]

open access: yesJournal of Systemics, Cybernetics and Informatics, 2003
Developers of virtual environments (VEs) face an oftendifficult problem: users must have some way to interact with the virtual world. The application designers must determine how to map available inputs (button presses, hand gestures, etc.) to actions ...
Patrick L Hartling   +2 more
doaj  

Defining virtual reality: dimensions determining telepresence

open access: yes, 1992
Virtual reality (VR) is typically defined in terms of technological hardware. This paper attempts to cast a new, variable-based definition of virtual reality that can be used to classify virtual reality in relation to other media.
Jonathan Steuer
semanticscholar   +1 more source

Virtual Reality Sickness: A Review of Causes and Measurements

open access: yesInternational journal of human computer interactions, 2020
In virtual reality (VR), users can experience symptoms of motion sickness, which is referred to as VR sickness or cybersickness. The symptoms include but are not limited to eye fatigue, disorientation, and nausea, which can impair the VR experience of ...
Eunhee Chang, H. Kim, Byounghyun Yoo
semanticscholar   +1 more source

Virtual Reality Therapy in Mental Health.

open access: yesAnnual Review of Clinical Psychology, 2021
Initially designed for the treatment of phobias, the use of virtual reality in phobic disorders has expanded to other mental health disorders such as posttraumatic stress disorder, substance-related disorders, eating disorders, psychosis, and autism ...
P. Emmelkamp, K. Meyerbröker
semanticscholar   +1 more source

Outcomes of a virtual-reality simulator-training programme on basic surgical skills in robot-assisted laparoscopic surgery [PDF]

open access: yes, 2016
Background The utility of the virtual-reality robotic simulator in training programmes has not been clearly evaluated. Our aim was to evaluate the impact of a virtual-reality robotic simulator-training programme on basic surgical skills.
Abboudi   +23 more
core   +1 more source

Super Twisting Disturbance Observer-Based Fixed-Time Sliding Mode Backstepping Control for Air-Breathing Hypersonic Vehicle

open access: yesIEEE Access, 2020
This paper investigates the velocity and altitude tracking control problem for air-breathing hypersonic vehicle (AHV) under external disturbances and uncertainties.
Yunjie Wu   +5 more
doaj   +1 more source

Olografia e sistemi di comunicazione avanzati per i sotterranei del Castello di Otranto

open access: yesArcheomatica, 2017
The latest frontiers of holography and the use of beacon communication systems provide new models of exploitation and enjoyment of cultural heritage goods.
Fernando Cesaria   +4 more
doaj   +5 more sources

Thermal perception method of virtual chemistry experiments

open access: yesVirtual Reality & Intelligent Hardware, 2020
Background: With the aim of addressing the difficulty in identifying temperatures in virtual chemistry experiments, we propose a temperature-sensing simulation method of virtual chemistry experiments.
Hengwei Xu   +7 more
doaj  

Technology acceptance of four digital learning technologies (classroom response system, classroom chat, e-lectures, and mobile virtual reality) after three months’ usage

open access: yesInternational Journal of Educational Technology in Higher Education, 2021
Digital technologies have gained much popularity in education thanks to the cost efficiency they gain through scalability. While the acceptance of some of these new digital technologies has been investigated, there are few direct comparisons.
David A. Sprenger, A. Schwaninger
semanticscholar   +1 more source

The concept of strong and weak virtual reality

open access: yes, 2006
We approach the virtual reality phenomenon by studying its relationship to set theory, and we investigate the case where this is done using the wellfoundedness property of sets.
A. Baltag   +7 more
core   +1 more source

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