Results 91 to 100 of about 1,361 (180)

Improved Remote Photoplethysmography Using Machine Learning-Based Filter Bank

Applied Sciences
Remote photoplethysmography (rPPG) is a non-contact technology that monitors heart activity by detecting subtle color changes within the facial blood vessels.
Jukyung Lee, Hyosung Joo, Jihwan Woo
doaj   +1 more source

Deteksi Detak Jantung Menggunakan Remote Photoplethysmograph dengan Perubahan Jarak dan Jenis Kamera Secara Dinamis [PDF]

Sinyal Photoplethysmograph (PPG) dapat digunakan untuk mengukur saturasi oksigen dalam darah, tekanan darah dan detak jantung. Metode konvensional yang sering kali digunakan untuk mendeteksi detak jantung, diantaranya: oksimetri, tensimeter, wearable ...
Philbert, Nicholas, Pratikno, Heri, Pratikno, Heri, Sari Oktarina, Eka, Setiawan Jaya, Toni   +4 more
core   +2 more sources

Non-Contrastive Unsupervised Learning of Physiological Signals from Video

, 2023
Subtle periodic signals such as blood volume pulse and respiration can be extracted from RGB video, enabling remote health monitoring at low cost. Advancements in remote pulse estimation -- or remote photoplethysmography (rPPG) -- are currently driven by
Czajka, Adam, Flynn, Patrick, Speth, Jeremy, Vance, Nathan   +3 more
core  

ST-Phys: Unsupervised Spatio-Temporal Contrastive Remote Physiological Measurement [PDF]

Remote photoplethysmography (rPPG) is a non-contact method that employs facial videos for measuring physiological parameters. Existing rPPG methods have achieved remarkable performance.
Cao, Mingyue, Cheng, Xu, Jiang, Yan, Liu, Xingyu, Shi, Jingang, Yu, Hao   +5 more
core   +1 more source

A machine learning-based approach for constructing remote photoplethysmogram signals from video cameras

Communications Medicine
Background Advancements in health monitoring technologies are increasingly relying on capturing heart signals from video, a method known as remote photoplethysmography (rPPG). This study aims to enhance the accuracy of rPPG signals using a novel computer
Rodrigo Castellano Ontiveros, Mohamed Elgendi, Carlo Menon   +2 more
doaj   +1 more source

Privacy-Preserving Remote Heart Rate Estimation from Facial Videos

, 2023
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. Recent research has
Etemad, Ali, Gupta, Divij
core  

AI Innovations in rPPG Systems for Driver Monitoring: Comprehensive Systematic Review and Future Prospects

IEEE Access
Advanced technologies, notably camera-based systems using remote photoplethysmography (rPPG), are increasingly used in automotive safety to non-invasively monitor driver well-being and fatigue by measuring physiological metrics like heart and respiration
Soha G. Ahmed, Katrien Verbert, Nazar Zaki, Ashraf Khalil, Hamad Aljassmi, Fady Alnajjar   +5 more
doaj   +1 more source

PhysBench: A Benchmark Framework for rPPG with a New Dataset and Baseline

, 2023
In recent years, due to the widespread use of internet videos, physiological remote sensing has gained more and more attention in the fields of affective computing and telemedicine.
Gao, Jie, Ma, YuJian, Tian, Yi, Tong, Mingwen, Wang, Kegang, Wei, Yantao, Zhao, ZhongJin   +6 more
core  

Contactless Measurement of Pulse Transit Time Between Upper Extremities During Simulated Stenosis

Current Directions in Biomedical Engineering
This paper proposes a novel approach for the noninvasive assessment of different degrees of stenosis by remote photoplethysmography (rPPG) using an RGB camera.
Tauber Samuel, Haendler Jakob, Wiede Christian, Seidl Karsten   +3 more
doaj   +1 more source

Remote Photoplethysmographie (rPPG) zur intraoperativen Perfusionsüberwachung von freien mikrovaskulär anastomosierten fasziokutanen Lappen

Laryngo-Rhino-Otologie, 2022
Sebastian P. Schraven, Benjamin Kossack, Daniel Strüder, Maximillian Jung, Lotte Skopnik, Eric Larry Wisotzky, Robert Mlynski   +6 more
openaire   +1 more source