Photoplethysmography revisited: from contact to noncontact, from point to imaging

Y Sun, N Thakor - IEEE transactions on biomedical engineering, 2015 - ieeexplore.ieee.org
Photoplethysmography (PPG) is a noninvasive optical technique for detecting microvascular
blood volume changes in tissues. Its ease of use, low cost and convenience make it an …

Continuous monitoring of vital signs using cameras: A systematic review

V Selvaraju, N Spicher, J Wang, N Ganapathy… - Sensors, 2022 - mdpi.com
In recent years, noncontact measurements of vital signs using cameras received a great
amount of interest. However, some questions are unanswered:(i) Which vital sign is …

Efficientphys: Enabling simple, fast and accurate camera-based cardiac measurement

X Liu, B Hill, Z Jiang, S Patel… - Proceedings of the …, 2023 - openaccess.thecvf.com
Camera-based physiological measurement is a growing field with neural models providing
state-of-the-art performance. Prior research has explored various end-to-end architectures; …

Rhythmnet: End-to-end heart rate estimation from face via spatial-temporal representation

X Niu, S Shan, H Han, X Chen - IEEE Transactions on Image …, 2019 - ieeexplore.ieee.org
Heart rate (HR) is an important physiological signal that reflects the physical and emotional
status of a person. Traditional HR measurements usually rely on contact monitors, which …

rppg-toolbox: Deep remote ppg toolbox

X Liu, G Narayanswamy, A Paruchuri… - Advances in …, 2023 - proceedings.neurips.cc
Camera-based physiological measurement is a fast growing field of computer vision.
Remote photoplethysmography (rPPG) utilizes imaging devices (eg, cameras) to measure …

Dual-gan: Joint bvp and noise modeling for remote physiological measurement

H Lu, H Han, SK Zhou - … of the IEEE/CVF conference on …, 2021 - openaccess.thecvf.com
Remote photoplethysmography (rPPG) based physiological measurement has great
application values in health monitoring, emotion analysis, etc. Existing methods mainly focus …

Contrast-phys: Unsupervised video-based remote physiological measurement via spatiotemporal contrast

Z Sun, X Li - European Conference on Computer Vision, 2022 - Springer
Video-based remote physiological measurement utilizes face videos to measure the blood
volume change signal, which is also called remote photoplethysmography (rPPG) …

Remote photoplethysmograph signal measurement from facial videos using spatio-temporal networks

Z Yu, X Li, G Zhao - arxiv preprint arxiv:1905.02419, 2019 - arxiv.org
Recent studies demonstrated that the average heart rate (HR) can be measured from facial
videos based on non-contact remote photoplethysmography (rPPG). However for many …

[PDF][PDF] Visual heart rate estimation with convolutional neural network

R Špetlík, V Franc, J Matas - … of the british machine vision conference …, 2018 - cmp.felk.cvut.cz
We propose a novel two-step convolutional neural network to estimate a heart rate from a
sequence of facial images. The network is trained end-to-end by alternating optimization …

Camera measurement of physiological vital signs

D McDuff - ACM Computing Surveys, 2023 - dl.acm.org
The need for remote tools for healthcare monitoring has never been more apparent. Camera
measurement of vital signs leverages imaging devices to compute physiological changes by …