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The instability of myoelectric signals over time complicates their use to control highly articulated prostheses. To address this problem, studies have tried to combine surface electromyography with modalities that are less affected by the…

Computer Vision and Pattern Recognition · Computer Science 2017-09-08 Andrea Gigli , Arjan Gijsberts , Valentina Gregori , Matteo Cognolato , Manfredo Atzori , Barbara Caputo

Prosthetic legs play a pivotal role in clinical rehabilitation, allowing individuals with lower-limb amputations the ability to regain mobility and improve their quality of life. Gait analysis is fundamental for optimizing prosthesis design…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Xiangyu Yin , Boyuan Yang , Weichen Liu , Qiyao Xue , Abrar Alamri , Goeran Fiedler , Wei Gao

This paper investigates whether a custom varifocal display can improve 3D pointing performance in augmented reality (AR), where the vergence-accommodation conflict (VAC) is known to impair interaction. Varifocal displays have been…

Visual neuroprostheses are commonly framed as technologies to restore natural sight to people who are blind. In practice, they create a novel mode of perception shaped by sparse, distorted, and unstable input. They resemble early extended…

Emerging Technologies · Computer Science 2025-08-11 Michael Beyeler

Vision Transformer (ViT) has achieved excellent performance and demonstrated its promising potential in various computer vision tasks. The wide deployment of ViT in real-world tasks requires a thorough understanding of the societal impact…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Bowei Tian , Ruijie Du , Yanning Shen

Recent studies have focused on facilitating perception and outdoor navigation for people with blindness or some form of vision loss. However, a significant portion of these studies is centered around treatment and vision rehabilitation,…

Human-Computer Interaction · Computer Science 2022-12-22 Paniz Sedighi , Mohammad Hesam Norouzi , Mehdi Delrobaei

Visual feedback plays a crucial role in the process of amputation patients completing grasping in the field of prosthesis control. However, for blind and visually impaired (BVI) amputees, the loss of both visual and grasping abilities makes…

Robotics · Computer Science 2023-08-15 Chunhao Peng , Dapeng Yang , Ming Cheng , Jinghui Dai , Deyu Zhao , Li Jiang

Cloud-based machine learning is increasingly explored as a preprocessing strategy for next-generation visual neuroprostheses, where advanced scene understanding may exceed the computational and energy constraints of battery-powered visual…

Networking and Internet Architecture · Computer Science 2026-05-12 Jiayi Liu , Yilin Wang , Michael Beyeler

Prior foveated rendering methods often suffer from a limitation where the shading load escalates with increasing display resolution, leading to decreased efficiency, particularly when dealing with retinal-level resolutions. To tackle this…

Graphics · Computer Science 2025-04-14 Zhi Zhang , Meng Gai , Sheng Li

Purpose: To investigate psychophysically the ability of low vision individuals with central visual field loss (CFL) to perform a visually-guided pointing task in a virtual reality environment. Methods: Patients with CFL (n=25, ages = 67-90…

A user's eyes provide means for Human Computer Interaction (HCI) research as an important modal. The time to time scientific explorations of the eye has already seen an upsurge of the benefits in HCI applications from gaze estimation to the…

Computer Vision and Pattern Recognition · Computer Science 2021-06-10 Atul Sahay , Imon Mukherjee , Kavi Arya

In the present paper, we discuss the design of a projection system with curved display and its enhancement by variably adjusting the curvature. We demonstrate that the focal surface curvature varies significantly with a change of the object…

Traditional image similarity metrics are ineffective at evaluating the similarity between a real image of a scene and an artificially generated version of that viewpoint [6, 9, 13, 14]. Our research evaluates the effectiveness of a new,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Charith Wickrema , Sara Leary , Shivangi Sarkar , Mark Giglio , Eric Bianchi , Eliza Mace , Michael Twardowski

Artificial visual systems (AVS) have gained tremendous momentum because of its huge potential in areas such as autonomous vehicles and robotics as part of artificial intelligence (AI) in recent years. However, current machine visual systems…

Optics · Physics 2023-07-26 Tian Zhang , Xin Guo , Pan Wang , Linjun Li , Limin Tong

Gaze and face tracking algorithms have traditionally battled a compromise between computational complexity and accuracy; the most accurate neural net algorithms cannot be implemented in real time, but less complex real-time algorithms…

Computer Vision and Pattern Recognition · Computer Science 2017-11-21 George He , Sami Oueida , Tucker Ward

In the quest for greater computer lip-reading performance there are a number of tacit assumptions which are either present in the datasets (high resolution for example) or in the methods (recognition of spoken visual units called visemes…

Computer Vision and Pattern Recognition · Computer Science 2018-04-26 Helen L. Bear , Gari Owen , Richard Harvey , Barry-John Theobald

Prosthetic hands can help people with limb difference to return to their life routines. Commercial prostheses, however have several limitations in providing an acceptable dexterity. We approach these limitations by augmenting the prosthetic…

Computer Vision and Pattern Recognition · Computer Science 2019-08-08 Ghazal Ghazaei , Federico Tombari , Nassir Navab , Kianoush Nazarpour

We developed a novel virtual reality [VR] platform with 3-dimensional sounds to help improve sensory integration and visuomotor processing for postural control and fall prevention in individuals with balance problems related to sensory…

Human-Computer Interaction · Computer Science 2019-02-28 Zhu Wang , Anat Lubetzky , Marta Gospodarek , Makan TaghaviDilamani , Ken Perlin

Lower limb prosthesis can benefit from embedded systems capable of applying computer vision techniques to enhance autonomous control and context awareness for intelligent decision making. In order to fill in the gap of current literature of…

Signal Processing · Electrical Eng. & Systems 2020-06-30 Rafael L. da Silva , Nathan Starliper , Boxuan Zhong , He Helen Huang , Edgar Lobaton

We provide the first perceptual quantification of user's sensitivity to radial optic flow artifacts and demonstrate a promising approach for masking this optic flow artifact via blink suppression. Near-eye HMDs allow users to feel immersed…

Human-Computer Interaction · Computer Science 2024-02-14 Mohammad R. Saeedpour-Parizi , Niall L. Williams , Tim Wong , Phillip Guan , Dinesh Manocha , Ian M. Erkelens