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Portable physiological monitoring is essential for early detection and management of cardiovascular disease, but current methods often require specialized equipment that limits accessibility or impose impractical postures that patients…

计算机视觉与模式识别 · 计算机科学 2025-11-05 Jiankai Tang , Tao Zhang , Jia Li , Yiru Zhang , Mingyu Zhang , Kegang Wang , Yuming Hao , Bolin Wang , Haiyang Li , Xingyao Wang , Yuanchun Shi , Yuntao Wang , Sichong Qian

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

Recent advances in wearable technology have enabled the continuous monitoring of vital physiological signals, essential for predictive modeling and early detection of extreme physiological events. Among these physiological signals, heart…

应用统计 · 统计学 2025-08-13 Vaibhav Gupta , Maria Maleshkova

In this paper, we propose a method that learns a general representation of periodic signals from unlabeled facial videos by capturing subtle changes in skin tone over time. The proposed framework employs the video masked autoencoder to…

计算机视觉与模式识别 · 计算机科学 2025-06-30 Jiho Choi , Sang Jun Lee

Movement disorder diagnosis often relies on expert evaluation of patient videos, but sharing these videos poses privacy risks. Current methods for de-identifying videos, such as blurring faces, are often manual, inconsistent, or inaccurate.…

计算机视觉与模式识别 · 计算机科学 2025-07-21 Rishabh Bajpai , Bhooma Aravamuthan

Heart rate (HR) is a crucial physiological signal that can be used to monitor health and fitness. Traditional methods for measuring HR require wearable devices, which can be inconvenient or uncomfortable, especially during sleep and…

The reactions of the human body to physical exercise, psychophysiological stress and heart diseases are reflected in heart rate variability (HRV). Thus, continuous monitoring of HRV can contribute to determining and predicting issues in…

Photoplethysmography (PPG) signals, which measure changes in blood volume in the skin using light, have recently gained attention in biometric authentication because of their non-invasive acquisition, inherent liveness detection, and…

计算机视觉与模式识别 · 计算机科学 2025-11-07 Arfina Rahman , Mahesh Banavar

Facial video-based remote physiological measurement is a promising research area for detecting human vital signs (e.g., heart rate, respiration frequency) in a non-contact way. Conventional approaches are mostly supervised learning,…

计算机视觉与模式识别 · 计算机科学 2025-02-18 Zijie Yue , Miaojing Shi , Hanli Wang , Shuai Ding , Qijun Chen , Shanlin Yang

The local beat-to-beat local pulse pressure (PP) and blood pressure waveform of arteries, especially central arteries, are important indicators of the course of cardiovascular diseases (CVDs). Nevertheless, noninvasive measurement of them…

信号处理 · 电气工程与系统科学 2023-05-30 Lirui Xu , Pang Wu , Pan Xia , Fanglin Geng , Peng Wang , Xianxiang Chen , Zhenfeng Li , Lidong Du , Shuping Liu , Li Li , Hongbo Chang , Zhen Fang

Imaging photoplethysmography (iPPG) can be used for heart rate monitoring during driving, which is expected to reduce traffic accidents by continuously assessing drivers' physical condition. Deep learning-based iPPG methods using…

图像与视频处理 · 电气工程与系统科学 2024-11-05 Yuqi Tu , Shakith Fernando , Mark van Gastel

Camera-based remote photoplethysmography (rPPG) enables contactless measurement of important physiological signals such as pulse rate (PR). However, dynamic and unconstrained subject motion introduces significant variability into the facial…

计算机视觉与模式识别 · 计算机科学 2024-05-02 Sam Cantrill , David Ahmedt-Aristizabal , Lars Petersson , Hanna Suominen , Mohammad Ali Armin

Multimodal emotion recognition techniques are increasingly essential for assessing mental states. Image-based methods, however, tend to focus predominantly on overt visual cues and often overlook subtler mental state changes.…

计算机与社会 · 计算机科学 2024-01-18 Ivan Liu , Fangyuan Liu , Qi Zhong , Fei Ma , Shiguang Ni

In the midst of rising positive cases of COVID-19, the hospitals face a newfound difficulty to prioritize on their patients and accommodate them. Moreover, crowding of patients at hospitals pose a threat to the healthcare workers and other…

人机交互 · 计算机科学 2020-07-03 Jithin Sunny , Joel Jogy , Rohan Rout , Rakshit Naidu

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

Heart rate variability (HRV) is widely recognized as a valuable biomarker for assessing autonomic cardiac regulation. Pulse rate variability (PRV) is a common surrogate of HRV given the wide usability of PPG in commercially available…

信号处理 · 电气工程与系统科学 2025-02-12 Runwei Lin , Frank Halfwerk , Gozewijn Dirk Laverman , Dirk Donker , Ying Wang

Cardiovascular diseases are the most common causes of death around the world. To detect and treat heart-related diseases, continuous Blood Pressure (BP) monitoring along with many other parameters are required. Several invasive and…

Remote photoplethysmography (rPPG) is a non-contact technique that estimates physiological signals by analyzing subtle skin color changes in facial videos. Existing rPPG methods often encounter performance degradation under facial motion…

计算机视觉与模式识别 · 计算机科学 2026-03-25 Zuxian He , Xu Cheng , Zhaodong Sun , Haoyu Chen , Jingang Shi , Xiaobai Li , Guoying Zhao

Remote photoplethysmography (rPPG) enables non-contact measurement of physiological signals from facial videos, offering strong potential for remote healthcare and daily health monitoring. Driven by this potential, various deep…

计算机视觉与模式识别 · 计算机科学 2026-05-25 Jun Seong Lee , Samyeul Noh , Changki Sung , Hyun Myung

Nowadays, Hearth Rate (HR) monitoring is a key feature of almost all wrist-worn devices exploiting photoplethysmography (PPG) sensors. However, arm movements affect the performance of PPG-based HR tracking. This issue is usually addressed…

信号处理 · 电气工程与系统科学 2022-10-21 Panagiotis Kasnesis , Lazaros Toumanidis , Alessio Burrello , Christos Chatzigeorgiou , Charalampos Z. Patrikakis
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