English
Related papers

Related papers: PhysMLE: Generalizable and Priors-Inclusive Multi-…

200 papers

Remote Photoplethysmography (rPPG) is the process of estimating PPG from facial videos. While this approach benefits from contactless interaction, it is reliant on videos of faces, which often constitutes an important privacy concern.…

Computer Vision and Pattern Recognition · Computer Science 2023-06-05 Divij Gupta , Ali Etemad

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

Respiratory rate (RR) is a critical health indicator often monitored under inconvenient scenarios, limiting its practicality for continuous monitoring. Photoplethysmography (PPG) sensors, increasingly integrated into wearable devices, offer…

Signal Processing · Electrical Eng. & Systems 2024-10-08 Yuyang Miao , Zehua Chen , Chang Li , Danilo Mandic

Human health can be critically affected by cardiovascular diseases, such as hypertension, arrhythmias, and stroke. Heart rate and blood pressure are important biometric information for the monitoring of cardiovascular system and early…

Computer Vision and Pattern Recognition · Computer Science 2026-05-08 Gyutae Hwang , Sang Jun Lee

This study evaluates remote Photopletismography (rPPG) algorithms, Spatial Subspace Rotation (2SR), Chrominance-based method (CHROM), Plane-Orthogonal-to-Skin (POS), and Principal Component Analysis (PCA), applied to selected…

Image and Video Processing · Electrical Eng. & Systems 2026-05-26 Đorđe D. Nešković , Nadica Miljković

Diabetes is a prevalent chronic condition that compromises the health of millions of people worldwide. Minimally invasive methods are needed to prevent and control diabetes but most devices for measuring glucose levels are invasive and not…

Recent advances in natural-domain multi-modal large language models (MLLMs) have demonstrated effective spatial reasoning through visual and textual prompting. However, their direct transfer to remote sensing (RS) is hindered by…

Computer Vision and Pattern Recognition · Computer Science 2025-11-07 Wei Zhang , Miaoxin Cai , Yaqian Ning , Tong Zhang , Yin Zhuang , Shijian Lu , He Chen , Jun Li , Xuerui Mao

Remote photoplethysmography (rPPG) can remotely extract physiological signals from RGB video, which has many advantages in detecting heart rate, such as low cost and no invasion to patients. The existing rPPG model is usually based on the…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Taixi Chen , Yiu-ming Cheung

Purpose. Photoplethysmography (PPG) is a non-invasive technique that measures changes in blood flow volume through optical means. Previous research has established the feasibility of PPG peak detection based on the crossover of moving…

Signal Processing · Electrical Eng. & Systems 2023-12-18 Cesar Abascal Machado , Victor O. Costa , Cesar Augusto Prior , Cesar Ramos Rodrigues

We propose an end-to-end framework to measure people's vital signs including Heart Rate (HR), Heart Rate Variability (HRV), Oxygen Saturation (SpO2) and Blood Pressure (BP) based on the rPPG methodology from the video of a user's face…

Computer Vision and Pattern Recognition · Computer Science 2022-12-23 Donghao Qiao , Amtul Haq Ayesha , Farhana Zulkernine , Raihan Masroor , Nauman Jaffar

Supervised deep learning models for automated CTG analysis are typically constrained by narrowly curated labelled datasets and limited patient cohorts, leaving substantial volumes of physiologically informative clinical recordings untapped.…

Machine Learning · Computer Science 2026-05-06 Sheng Wong , Ravi Shankar , Beth Albert , Hao Fei , Lin Li , Imane Ben M'Barek , Manu Vatish , Gabriel Davis Jones

Remote photoplethysmography (rPPG) is a non-contact method for detecting physiological signals based on facial videos, holding high potential in various applications. Due to the periodicity nature of rPPG signals, the long-range dependency…

Computer Vision and Pattern Recognition · Computer Science 2025-02-21 Bochao Zou , Zizheng Guo , Jiansheng Chen , Junbao Zhuo , Weiran Huang , Huimin Ma

The application of Vision-Language Models (VLMs) in remote sensing (RS) image understanding has achieved notable progress, demonstrating the basic ability to recognize and describe geographical entities. However, existing RS-VLMs are mostly…

Computer Vision and Pattern Recognition · Computer Science 2025-07-21 Xianzhi Ma , Jianhui Li , Changhua Pei , Hao Liu

The high incidence and mortality rates associated with respiratory diseases underscores the importance of early screening. Machine learning models can automate clinical consultations and auscultation, offering vital support in this area.…

Machine Learning · Computer Science 2024-10-10 Yuwei Zhang , Tong Xia , Aaqib Saeed , Cecilia Mascolo

Deep learning-based models, when trained in a fully-supervised manner, can be effective in performing complex image analysis tasks, although contingent upon the availability of large labeled datasets. Especially in the medical imaging…

Computer Vision and Pattern Recognition · Computer Science 2023-06-29 Ayaan Haque , Abdullah-Al-Zubaer Imran , Adam Wang , Demetri Terzopoulos

Photoplethysmography (PPG) sensors allow for non-invasive and comfortable heart-rate (HR) monitoring, suitable for compact wrist-worn devices. Unfortunately, Motion Artifacts (MAs) severely impact the monitoring accuracy, causing high…

Traditional diagnosis of aortic valve disease relies on echocardiography, but its cost and required expertise limit its use in large-scale early screening. Photoplethysmography (PPG) has emerged as a promising screening modality due to its…

Signal Processing · Electrical Eng. & Systems 2026-02-05 Jiaze Wang , Qinghao Zhao , Zizheng Chen , Zhejun Sun , Deyun Zhang , Yuxi Zhou , Shenda Hong

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…

Signal Processing · Electrical Eng. & Systems 2022-10-21 Panagiotis Kasnesis , Lazaros Toumanidis , Alessio Burrello , Christos Chatzigeorgiou , Charalampos Z. Patrikakis

With the growing application of deep learning in wearable devices, lightweight and efficient models are critical to address the computational constraints in resource-limited platforms. The performance of these approaches can be potentially…

Goal: A new method for heart rate monitoring using photoplethysmography (PPG) during physical activities is proposed. Methods: It jointly estimates spectra of PPG signals and simultaneous acceleration signals, utilizing the multiple…

Other Computer Science · Computer Science 2015-07-22 Zhilin Zhang