Results 21 to 30 of about 1,580,329 (205)

UrbanRama: Navigating Cities in Virtual Reality [PDF]

open access: yesIEEE Transactions on Visualization and Computer Graphics, 2022
Video: https://www.youtube.com/watch?v=M8BFZnxq ...
Shaoyu Chen   +10 more
openaire   +3 more sources

The Feasibility of Using Virtual Reality and Eye Tracking in Research With Older Adults With and Without Alzheimer's Disease

open access: yesFrontiers in Aging Neuroscience, 2021
Aim: To examine the feasibility of using large scale spatial, self-mobile, virtual reality, and eye tracking in older adults with and without Alzheimer's disease (AD).Methods: Older adults with early stage AD (n = 38) and a control group without AD (n ...
Rebecca Davis
doaj   +1 more source

Virtual navigation for blind people: Transferring route knowledge to the real-World

open access: yesInt. J. Hum. Comput. Stud., 2020
Independent navigation is challenging for blind people, particularly in unfamiliar environments. Navigation assistive technologies try to provide additional support by guiding users or increasing their knowledge of the surroundings, but accurate ...
J. Guerreiro   +5 more
semanticscholar   +1 more source

2D Virtual Reality-Based Exercise Improves Spatial Navigation in Institutionalized Non-robust Older Persons: A Preliminary Data Report of a Single-Blind, Randomized, and Controlled Study

open access: yesFrontiers in Neurology, 2021
Background: Spatial navigation is a prodromal dementia marker. Exercise used alongside virtual reality improves many cognitive functions, but effects on spatial navigation are still unclear.Objective: To investigate the effect of virtual reality-based ...
Luciana Mendes Oliveira   +9 more
doaj   +1 more source

Simulation Framework for Evaluation of Indoor Navigation Systems

open access: yesIEEE Access, 2020
In this paper, we introduce the first simulation framework that provides cost-effective means to evaluate indoor navigation systems for different user groups (e.g., users with visual impairment), various positioning techniques, and navigation ...
Yang Tao, Aura Ganz
doaj   +1 more source

Depth Map Refinement for Immersive Video

open access: yesIEEE Access, 2021
In this article, we propose a depth map refinement method that increases the quality of immersive video. The proposal highly enhances the inter-view consistency of depth maps (estimated or acquired by any method), crucial for achieving the required ...
Dawid Mieloch   +2 more
doaj   +1 more source

Navigation Simulation of a Mecanum Wheel Mobile Robot Based on an Improved A* Algorithm in Unity3D

open access: yesSensors, 2019
Computer simulation is an effective means for the research of robot navigation algorithms. In order to implement real-time, three-dimensional, and visual navigation algorithm simulation, a method of algorithm simulation based on secondary development of ...
Yunwang Li   +4 more
doaj   +1 more source

A Multiple-Choice Maze-like Spatial Navigation Task for Humans Implemented in a Real-Space, Multipurpose Circular Arena

open access: yesApplied Sciences, 2022
Spatial navigation is a key aspect of human behavior and it is still not completely understood. A number of experimental approaches exist, although most of the published data in the last decades have relied on virtual maze on-screen simulation or not ...
Pablo Muela   +13 more
doaj   +1 more source

Real-Time Navigation in Google Street View® Using a Motor Imagery-Based BCI

open access: yesSensors, 2023
Navigation in virtual worlds is ubiquitous in games and other virtual reality (VR) applications and mainly relies on external controllers. As brain–computer interfaces (BCI)s rely on mental control, bypassing traditional neural pathways, they provide to ...
Liuyin Yang, Marc M. Van Hulle
doaj   +1 more source

Evaluation of fetal nasal cavity in bilateral congenital dacryocystocele: 3D reconstruction and virtual navigation by magnetic resonance imaging

open access: yesUltrasound in Obstetrics and Gynecology, 2020
Congenital dacryocystocele (CD) is a rare condition and presents as a periorbital cyst in prenatal examinations. CD has high rates of spontaneous resolution in and ex-uterus.
P. Castro   +5 more
semanticscholar   +1 more source

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