Results 11 to 20 of about 6,571 (182)

Intelligent Remote Photoplethysmography-Based Methods for Heart Rate Estimation from Face Videos: A Survey

open access: yesInformatics, 2022
Over the last few years, a rich amount of research has been conducted on remote vital sign monitoring of the human body. Remote photoplethysmography (rPPG) is a camera-based, unobtrusive technology that allows continuous monitoring of changes in vital ...
Smera Premkumar, Duraisamy Jude Hemanth
doaj   +3 more sources

Evaluating RGB channels in remote photoplethysmography: a comparative study with contact-based PPG [PDF]

open access: yesFrontiers in Physiology, 2023
Remote photoplethysmography (rPPG) provides a non-contact method for measuring blood volume changes. In this study, we compared rPPG signals obtained from video cameras with traditional contact-based photoplethysmography (cPPG) to assess the ...
Rodrigo Castellano Ontiveros   +5 more
doaj   +2 more sources

Remote Photoplethysmography for Evaluation of Cutaneous Sensory Nerve Fiber Function [PDF]

open access: yesSensors, 2021
About 2% of the world’s population suffers from small nerve fiber dysfunction, neuropathy, which can result in severe pain. This condition is caused by damage to the small nerve fibers and its assessment is challenging, due to the lack of simple and ...
Zbignevs Marcinkevics   +3 more
doaj   +2 more sources

DSE-NN: Deeply Supervised Efficient Neural Network for Real-Time Remote Photoplethysmography [PDF]

open access: yesBioengineering, 2023
Non-contact remote photoplethysmography can be used in a variety of medical and healthcare fields by measuring vital signs continuously and unobtrusively.
Seongbeen Lee, Minseon Lee, Joo Yong Sim
doaj   +2 more sources

Dynamic Region of Interest Selection in Remote Photoplethysmography: Proof-of-Concept Study [PDF]

open access: yesJMIR Formative Research, 2023
BackgroundRemote photoplethysmography (rPPG) can record vital signs (VSs) by detecting subtle changes in the light reflected from the skin.
Adam Kiddle   +3 more
doaj   +2 more sources

Remote Photoplethysmography with a High-Speed Camera Reveals Temporal and Amplitude Differences between Glabrous and Non-Glabrous Skin [PDF]

open access: yesSensors, 2023
Photoplethysmography (PPG) is a noninvasive optical technology with applications including vital sign extraction and patient monitoring. However, its current use is primarily limited to heart rate and oxygenation monitoring.
Meiyun Cao   +3 more
doaj   +2 more sources

A Novel Algorithm for Remote Photoplethysmography: Spatial Subspace Rotation [PDF]

open access: yesIEEE Transactions on Biomedical Engineering, 2016
In this paper, we propose a conceptually novel algorithm, namely "Spatial Subspace Rotation" (2SR), that improves the robustness of remote photoplethysmography. Based on the assumption of 1) spatially redundant pixel-sensors of a camera, and 2) a well-defined skin mask, our core idea is to estimate a spatial subspace of skin-pixels and measure its ...
Wang, W., Stuijk, S., de Haan, G.
openaire   +5 more sources

Robust respiration detection from remote photoplethysmography. [PDF]

open access: yesBiomed Opt Express, 2016
Continuous monitoring of respiration is essential for early detection of critical illness. Current methods require sensors attached to the body and/or are not robust to subject motion. Alternative camera-based solutions have been presented using motion vectors and remote photoplethysmography.
van Gastel M, Stuijk S, de Haan G.
europepmc   +4 more sources

Depression Recognition Using Remote Photoplethysmography From Facial Videos

open access: yesIEEE Transactions on Affective Computing, 2023
10 pages, 5 figures, 8 ...
Álvarez Casado Constantino   +3 more
openaire   +5 more sources

Adaptive physiology-informed correction for reliable remote photoplethysmography heart-rate monitoring [PDF]

open access: yesnpj Digital Medicine
Contactless heart rate (HR) monitoring demonstrates significant potential for mobile health and telemedicine, but current remote photoplethysmography (rPPG) approaches remain vulnerable to various noise sources.
Yunfei Tian   +4 more
doaj   +2 more sources

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