Results 11 to 20 of about 830,623 (154)

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   +3 more sources

A Study of Projection-Based Attentive Spatial–Temporal Map for Remote Photoplethysmography Measurement [PDF]

open access: yesBioengineering, 2022
The photoplethysmography (PPG) signal contains various information that is related to CVD (cardiovascular disease). The remote PPG (rPPG) is a method that can measure a PPG signal using a face image taken with a camera, without a PPG device.
Dae-Yeol Kim   +3 more
doaj   +2 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

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

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

Noise-Assessment-Based Screening Method for Remote Photoplethysmography Estimation

open access: yesApplied Sciences, 2023
Remote vital signal estimation has been researched for several years. There are numerous studies on rPPG, which utilizes cameras to detect cardiovascular activity. Most of the research has concentrated on obtaining rPPG from a complete video.
Kunyoung Lee   +5 more
doaj   +1 more source

Spatial analysis of photoplethysmography in cutaneous squamous cell carcinoma

open access: yesScientific Reports, 2022
The primary treatment of the common malignancy squamous cell carcinoma is surgical removal. In this process, sufficient tissue removal is balanced against unnecessary mutilation.
Simon Mylius Rasmussen   +3 more
doaj   +1 more source

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