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Recent advances in supervised deep learning techniques have demonstrated the possibility to remotely measure human physiological vital signs (e.g., photoplethysmograph, heart rate) just from facial videos. However, the performance of these…

Computer Vision and Pattern Recognition · Computer Science 2023-11-17 Yuxuan Ou , Yuzhe Zhang , Yuntang Wang , Shwetak Patel , Daniel McDuf , Yuzhe Yang , Xin Liu

Non-contact remote photoplethysmography (rPPG) technology enables heart rate measurement from facial videos. However, existing network models still face challenges in accu racy, robustness, and generalization capability under complex…

Computer Vision and Pattern Recognition · Computer Science 2025-07-11 Kang Cen , Chang-Hong Fu , Hong Hong

Remote photoplethysmography (rPPG) enables non-contact measurement of cardiac pulse signals by analyzing subtle color changes in facial videos. Nevertheless, extracting rPPG signals remains challenging because of their extremely weak signal…

Image and Video Processing · Electrical Eng. & Systems 2026-05-22 Kosuke Kurihara , Yoshihiro Maeda , Daisuke Sugimura , Takayuki Hamamoto

Progress in remote PhotoPlethysmoGraphy (rPPG) is limited by the critical issues of existing publicly available datasets: small size, privacy concerns with facial videos, and lack of diversity in conditions. The paper introduces a novel…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Konstantin Egorov , Stepan Botman , Pavel Blinov , Galina Zubkova , Anton Ivaschenko , Alexander Kolsanov , Andrey Savchenko

With the improvement of sensor technology and significant algorithmic advances, the accuracy of remote heart rate monitoring technology has been significantly improved. Despite of the significant algorithmic advances, the performance of…

Computer Vision and Pattern Recognition · Computer Science 2023-03-17 Lin Xi , Weihai Chen , Changchen Zhao , Xingming Wu , Jianhua Wang

Blood pressure (BP) measurement is crucial for daily health assessment. Remote photoplethysmography (rPPG), which extracts pulse waves from face videos captured by a camera, has the potential to enable convenient BP measurement without…

Computer Vision and Pattern Recognition · Computer Science 2026-04-30 Yusuke Akamatsu , Akinori F. Ebihara , Terumi Umematsu

In recent years, due to the widespread use of internet videos, remote photoplethysmography (rPPG) has gained more and more attention in the fields of affective computing. Restoring blood volume pulse (BVP) signals from facial videos is a…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Kegang Wang , Yantao Wei , Jiankai Tang , Yuntao Wang , Mingwen Tong , Jie Gao , Yujian Ma , Zhongjin Zhao

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…

Computer Vision and Pattern Recognition · Computer Science 2025-06-30 Jiho Choi , Sang Jun Lee

Heart rate (HR) is an essential clinical measure for the assessment of cardiorespiratory instability. Since communities of color are disproportionately affected by both COVID-19 and cardiovascular disease, there is a pressing need to deploy…

Image and Video Processing · Electrical Eng. & Systems 2020-12-10 Pradyumna Chari , Krish Kabra , Doruk Karinca , Soumyarup Lahiri , Diplav Srivastava , Kimaya Kulkarni , Tianyuan Chen , Maxime Cannesson , Laleh Jalilian , Achuta Kadambi

Hypertension is a potentially unsafe health ailment, which can be indicated directly from the Blood pressure (BP). Hypertension always leads to other health complications. Continuous monitoring of BP is very important; however, cuff-based…

Recent self-supervised contrastive learning methods greatly benefit from the Siamese structure that aims to minimizing distances between positive pairs. These methods usually apply random data augmentation to input images, expecting the…

Computer Vision and Pattern Recognition · Computer Science 2023-05-16 Sheng Wang , Zixu Zhuang , Xi Ouyang , Lichi Zhang , Zheren Li , Chong Ma , Tianming Liu , Dinggang Shen , Qian Wang

Remote Photoplethysmography (rPPG), or the remote monitoring of a subject's heart rate using a camera, has seen a shift from handcrafted techniques to deep learning models. While current solutions offer substantial performance gains, we…

Computer Vision and Pattern Recognition · Computer Science 2023-05-25 Nathan Vance , Jeremy Speth , Benjamin Sporrer , Patrick Flynn

We propose a self-supervised learning approach for videos that learns representations of both the RGB frames and the accompanying audio without human supervision. In contrast to images that capture the static scene appearance, videos also…

Computer Vision and Pattern Recognition · Computer Science 2023-02-16 Simon Jenni , Alexander Black , John Collomosse

Automatic pain recognition is paramount for medical diagnosis and treatment. The existing works fall into three categories: assessing facial appearance changes, exploiting physiological cues, or fusing them in a multi-modal manner. However,…

Computer Vision and Pattern Recognition · Computer Science 2021-12-28 Ruijing Yang , Ziyu Guan , Zitong Yu , Xiaoyi Feng , Jinye Peng , Guoying Zhao

Remote photoplethysmography (rPPG) technology has drawn increasing attention in recent years. It can extract Blood Volume Pulse (BVP) from facial videos, making many applications like health monitoring and emotional analysis more…

Computer Vision and Pattern Recognition · Computer Science 2023-03-13 Hao Lu , Zitong Yu , Xuesong Niu , Yingcong Chen

Remote photoplethysmography (rPPG) is an attractive camera-based health monitoring method that can measure the heart rhythm from facial videos. Many well-established deep-learning models have been reported to measure heart rate (HR) and…

Computer Vision and Pattern Recognition · Computer Science 2022-12-22 Jialiang Zhuang , Yuheng Chen , Yun Zhang , Xiujuan Zheng

Remote photoplethysmography (rPPG) is a promising technology that consists of contactless measuring of cardiac activity from facial videos. Most recent approaches utilize convolutional networks with limited temporal modeling capability or…

Computer Vision and Pattern Recognition · Computer Science 2024-02-20 Marko Savic , Guoying Zhao

Remote photoplethysmography (rPPG), enabling non-contact physiological monitoring through facial light reflection analysis, faces critical computational bottlenecks as deep learning introduces performance gains at the cost of prohibitive…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Kegang Wang , Jiankai Tang , Yuxuan Fan , Jiatong Ji , Yuanchun Shi , Yuntao Wang

Many remote Heart Rate (HR) measurement methods focus on estimating remote photoplethysmography (rPPG) signals from video clips lasting around 10 seconds but often overlook the need for HR estimation from ultra-short video clips. In this…

Computer Vision and Pattern Recognition · Computer Science 2025-06-30 Pei-Kai Huanga , Ya-Ting Chan , Kuan-Wen Chen , Yen-Chun Chou , Shih-Yu Yang , Chiou-Ting Hsu

Vital signs, such as heart rate (HR), heart rate variability (HRV), respiratory rate (RR), are important indicators for a person's health. Vital signs are traditionally measured with contact sensors, and may be inconvenient and cause…

Image and Video Processing · Electrical Eng. & Systems 2019-11-04 Mingliang Chen , Qiang Zhu , Harrison Zhang , Min Wu , Quanzeng Wang
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