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Computer vision has achieved great success in interpreting semantic meanings from images, yet estimating underlying (non-visual) physical properties of an object is often limited to their bulk values rather than reconstructing a dense map.…

计算机视觉与模式识别 · 计算机科学 2022-01-31 Shuangjun Liu , Sarah Ostadabbas

This paper examines the use of computer vision algorithms to estimate aspects of the psychosocial work environment using CCTV footage. We present a proof of concept for a methodology that detects and tracks people in video footage and…

计算机视觉与模式识别 · 计算机科学 2024-11-07 Claus D. Hansen , Thuy Hai Le , David Campos

Remote photoplethysmography (rPPG), which aims at measuring heart activities and physiological signals from facial video without any contact, has great potential in many applications (e.g., remote healthcare and affective computing). Recent…

计算机视觉与模式识别 · 计算机科学 2023-02-08 Zitong Yu , Yuming Shen , Jingang Shi , Hengshuang Zhao , Yawen Cui , Jiehua Zhang , Philip Torr , Guoying Zhao

Video-based assessments offer a scalable pathway for remote Parkinson's disease (PD) screening. While traditional approaches rely on handcrafted features mimicking clinical scales, recent advances in video foundation models (VFMs) enable…

We present FatigueFormer, a semi-end-to-end framework that deliberately combines saliency-guided feature separation with deep temporal modeling to learn interpretable and generalizable muscle fatigue dynamics from surface electromyography…

机器学习 · 计算机科学 2026-03-31 Tong Zhang , Hong Guo , Shuangzhou Yan , Dongkai Weng , Jian Wang , Hongxin Zhang

In the course of animal development, the shape of tissue emerges in part from mechanical and biochemical interactions between cells. Measuring stress in tissue is essential for studying morphogenesis and its physical constraints.…

定量方法 · 定量生物学 2013-01-21 S. Ishihara , K. Sugimura , S. J. Cox , I. Bonnet , Y. Bellaiche , F. Graner

Evaluating human brain potentials during watching different images can be used for memory evaluation, information retrieving, guilty-innocent identification and examining the brain response. In this study, the effects of watching images,…

机器学习 · 统计学 2017-10-13 Ali Saeedi , Ehsan Arbabi

Designing 3D User Interfaces (UI) requires adequate evaluation tools to ensure good usability and user experience. While many evaluation tools are already available and widely used, existing approaches generally cannot provide continuous…

Facial expression recognition (FER) methods have made great inroads in categorising moods and feelings in humans. Beyond FER, pain estimation methods assess levels of intensity in pain expressions, however assessing the quality of all…

计算机视觉与模式识别 · 计算机科学 2023-12-15 Shuchao Duan , Amirhossein Dadashzadeh , Alan Whone , Majid Mirmehdi

Pain management and severity detection are crucial for effective treatment, yet traditional self-reporting methods are subjective and may be unsuitable for non-verbal individuals (people with limited speaking skills). To address this…

计算机视觉与模式识别 · 计算机科学 2025-02-27 Aafaf Ridouan , Amine Bohi , Youssef Mourchid

This paper presents a novel approach to evaluating back support exoskeletons (BSEs) in workplace settings addressing the limitations of traditional methods like electromyography (EMG), which are impractical due to their sensitivity to…

机器人学 · 计算机科学 2025-03-04 Joshua Leong Wei Ren , Thomas M. Kwok

Estimating heart rate from video allows non-contact health monitoring with applications in patient care, human interaction, and sports. Existing work can robustly measure heart rate under some degree of motion by face tracking. However,…

计算机视觉与模式识别 · 计算机科学 2022-08-05 Yeshwanth Napolean , Anwesh Marwade , Nergis Tomen , Puck Alkemade , Thijs Eijsvogels , Jan van Gemert

In minimally invasive telesurgery, obtaining accurate force information is difficult due to the complexities of in-vivo end effector force sensing. This constrains development and implementation of haptic feedback and force-based automated…

机器人学 · 计算机科学 2024-03-28 Shuyuan Yang , My H. Le , Kyle R. Golobish , Juan C. Beaver , Zonghe Chua

Emotion recognition based on physiological signals is a hot topic and has a wide range of applications, like safe driving, health care and creating a secure society. This paper introduces a physiological dataset PAFEW, which is obtained…

人机交互 · 计算机科学 2020-02-20 Yang Liu , Tom Gedeon , Sabrina Caldwell , Shouxu Lin , Zi Jin

During morphogenesis, the shape of a tissue emerges from collective cellular behaviors, which are in part regulated by mechanical and biochemical interactions between cells. Quantification of force and stress is therefore necessary to…

组织与器官 · 定量生物学 2014-02-19 K. Sugimura , Y. Bellaïche , F. Graner , P. Marcq , S. Ishihara

In recent years, the assessment of fundamental movement skills integrated with physical education has focused on both teaching practice and the feasibility of assessment. The object of assessment has shifted from multiple ages to subdivided…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Pengcheng Dong , Xiaojin Mao , Lixia Fan , Wenbo Wan , Jiande Sun

This study proposes an exercise fatigue detection model based on real-time clinical data which includes time domain analysis, frequency domain analysis, detrended fluctuation analysis, approximate entropy, and sample entropy. Furthermore,…

机器学习 · 统计学 2018-03-22 Ming-Yen Wu , Chi-Hua Chen , Chi-Chun Lo

In order to obtain insights into the feasibility of replacing ECG-guided triggering in magnetic resonance imaging (MRI) by a system based on video photoplethysmography (PPG), PPG and ECG data were collected from volunteers in an MRI…

信号处理 · 电气工程与系统科学 2023-06-19 A. C. den Brinker , H. H. Der Sarkissian , J. H. Wülbern , B. Balmaekers , M. Padalko , J. Sénégas , R. Springorum , C. Possanzini

Monitoring of cardiovascular activity is highly desired and can enable novel applications in diagnosing potential cardiovascular diseases and maintaining an individual's well-being. Currently, such vital signs are measured using intrusive…

计算机视觉与模式识别 · 计算机科学 2021-02-02 Mayank Gupta , Lingjun Chen , Denny Yu , Vaneet Aggarwal

Drowsy driving is pervasive, and also a major cause of traffic accidents. Estimating a driver's drowsiness level by monitoring the electroencephalogram (EEG) signal and taking preventative actions accordingly may improve driving safety.…

人机交互 · 计算机科学 2019-09-26 Yuqi Cuui , Yifan Xu , Dongrui Wu