Results 31 to 40 of about 1,016,875 (296)

Teaching Physics Using Virtual Reality [PDF]

, 2009
We present an investigation of game-like simulations for physics teaching. We report on the effectiveness of the interactive simulation "Real Time Relativity" for learning special relativity.
McGrath, D., McIntyre, T. J., Savage, C. M., Wegener, M., Williamson, M.   +4 more
core   +2 more sources

The concept of strong and weak virtual reality

, 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, A. Hilgartner, Andreas Martin Lisewski, H. Rheingold, J. Steuer, M. Peck, P. Bernays, P. Finsler   +7 more
core   +1 more source

3D Character Modeling in Virtual Reality [PDF]

, 2002
The paper presents a virtual reality modeling system based on interactive web technologies. The system's goal is to provide a user-friendly virtual environment for the development of 3D characters with an articulated structure.
Kiss, S.
core   +3 more sources

Interface Based on Electrooculography for Velocity Control of a Robot Arm

Applied Bionics and Biomechanics, 2010
This paper describes a technique based on electrooculography to control a robot arm. This technique detects the movement of the eyes, measuring the difference of potential between the cornea and the retina by placing electrodes around the ocular area ...
Eduardo Iáñez, José M. Azorín, Eduardo Fernández, Andrés Úbeda   +3 more
doaj   +1 more source

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

IEEE 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, Fei Ma, Xiaocen Liu, Yueyang Hua, Xiaodong Liu, Guofei Li   +5 more
doaj   +1 more source

Fixed-Time Disturbance Observer-Based Adaptive Finite-Time Guidance Law Design considering Impact Angle Constraint and Autopilot Dynamics

Complexity, 2021
This paper aims to establish an effective guidance law to accomplish the interception guidance mission for a missile intercepting a target with impact angle constraint and autopilot dynamics.
Yunjie Wu, Fei Ma, Xiaofei Yang, Siqi Wang, Xiaodong Liu   +4 more
doaj   +1 more source

Exploring Oculus Rift: A Historical Analysis of the ‘Virtual Reality’ Paradigm [PDF]

, 2017
This paper will first provide background information about Virtual Reality in order to better analyze its development throughout history and into the future.
Gammage, Chastin
core   +1 more source

Development of a Prediction Model for Progression Risk in High‐Grade Gliomas Based on Habitat Radiomics and Pathomics

Annals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To investigate the value of constructing models based on habitat radiomics and pathomics for predicting the risk of progression in high‐grade gliomas. Methods This study conducted a retrospective analysis of preoperative magnetic resonance (MR) images and pathological sections from 72 patients diagnosed with high‐grade gliomas (52 ...
Yuchen Zhu, Yuxi Gong, Weilin Xu, Xingjian Sun, Gefei Jiang, Lei Qiu, Kexin Shi, Mengxing Wu, Yinjiao Fei, Jinling Yuan, Jinyan Luo, Yurong Li, Yuandong Cao, Minhong Pan, Shu Zhou   +14 more
wiley   +1 more source

Active electronic skin: an interface towards ambient haptic feedback on physical surfaces

npj Flexible Electronics
In the era of ubiquitous computing with flourished visual displays in our surroundings, the application of haptic feedback technology still remains in its infancy.
Yuan Guo, Yun Wang, Qianqian Tong, Boxue Shan, Liwen He, Yuru Zhang, Dangxiao Wang   +6 more
doaj   +1 more source

A Video-Based Cognitive Emotion Recognition Method Using an Active Learning Algorithm Based on Complexity and Uncertainty

Applied Sciences
The cognitive emotions of individuals during tasks largely determine the success or failure of tasks in various fields such as the military, medical, industrial fields, etc.
Hongduo Wu, Dong Zhou, Ziyue Guo, Zicheng Song, Yu Li, Xingzheng Wei, Qidi Zhou   +6 more
doaj   +1 more source