Results 31 to 40 of about 861,321 (352)

Deep Semantic Feature Matching Using Confidential Correspondence Consistency

open access: yesIEEE Access, 2020
This work aims to establish visual correspondences between a pair of images depicting objects of the same semantic category. It encounters many challenges such as non-overlapping of scenes or objects, background clutter, and large intra-class variation ...
Wei Lyu, Lang Chen, Zhong Zhou, Wei Wu
doaj   +1 more source

Soft Exoskeleton Mimics Human Cough for Assisting the Expectoration Capability of SCI Patients

open access: yesIEEE Transactions on Neural Systems and Rehabilitation Engineering, 2022
This paper describes the design of a bionic soft exoskeleton and demonstrates its feasibility for assisting the expectoration function rehabilitation of patients with spinal cord injury (SCI).
Yan Zhang   +8 more
doaj   +1 more source

Nature in virtual reality improves mood and reduces stress: evidence from young adults and senior citizens

open access: yesVirtual Reality, 2021
Large populations worldwide have been deprived from nature experiences due to mass quarantines and lockdowns during the COVID-19 pandemic, and face a looming mental health crisis.
S. Chan   +5 more
semanticscholar   +1 more source

EM-Gaze: eye context correlation and metric learning for gaze estimation

open access: yesVisual Computing for Industry, Biomedicine, and Art, 2023
In recent years, deep learning techniques have been used to estimate gaze—a significant task in computer vision and human-computer interaction. Previous studies have made significant achievements in predicting 2D or 3D gazes from monocular face images ...
Jinchao Zhou   +5 more
doaj   +1 more source

Cyber sickness in low-immersive, semi-immersive, and fully immersive virtual reality

open access: yesVirtual Reality, 2021
It is known that virtual reality (VR) experience may cause cyber sickness. One aspect of VR is an immersion or otherwise sense of presence, the sense of feeling oneself in a virtual world.
S. Martirosov, M. Bureš, T. Zítka
semanticscholar   +1 more source

Hand Tracking for Immersive Virtual Reality: Opportunities and Challenges [PDF]

open access: yesFrontiers in Virtual Reality, 2021
Hand tracking has become an integral feature of recent generations of immersive virtual reality head-mounted displays. With the widespread adoption of this feature, hardware engineers and software developers are faced with an exciting array of ...
G. Buckingham
semanticscholar   +1 more source

A Cascade Ensemble Learning Model for Human Activity Recognition with Smartphones

open access: yesSensors, 2019
Human activity recognition (HAR) has gained lots of attention in recent years due to its high demand in different domains. In this paper, a novel HAR system based on a cascade ensemble learning (CELearning) model is proposed.
Shoujiang Xu   +3 more
doaj   +1 more source

Use of augmented and virtual reality tools in a general secondary education institution in the context of blended learning [PDF]

open access: yes, 2022
The study examines the problem of using augmented and virtual reality in the process of blended learning in general secondary education. The study analyzes the meaning of the concept of "blended learning". The conceptual principles of blended learning are considered. The definition of augmented and virtual reality is given.
arxiv   +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

Meta-optics achieves RGB-achromatic focusing for virtual reality

open access: yesScience Advances, 2021
A large dispersion-engineered metalens achieves multicolor focusing and opens a path to a future virtual reality platform. Virtual and augmented realities are rapidly developing technologies, but their large-scale penetration will require lightweight ...
Zhaoyi Li   +8 more
semanticscholar   +1 more source

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