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 …

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 …

Unsupervised skin tissue segmentation for remote photoplethysmography

S Bobbia, R Macwan, Y Benezeth, A Mansouri… - Pattern Recognition …, 2019‏ - Elsevier
Segmentation is a critical step for many algorithms, especially for remote
photoplethysmography (rPPG) applications as only the skin surface provides information …

Robust pulse rate from chrominance-based rPPG

G De Haan, V Jeanne - IEEE transactions on biomedical …, 2013‏ - ieeexplore.ieee.org
Remote photoplethysmography (rPPG) enables contactless monitoring of the blood volume
pulse using a regular camera. Recent research focused on improved motion robustness, but …

DistancePPG: Robust non-contact vital signs monitoring using a camera

M Kumar, A Veeraraghavan… - Biomedical optics …, 2015‏ - opg.optica.org
Vital signs such as pulse rate and breathing rate are currently measured using contact
probes. But, non-contact methods for measuring vital signs are desirable both in hospital …

A novel algorithm for remote photoplethysmography: Spatial subspace rotation

W Wang, S Stuijk, G De Haan - IEEE transactions on …, 2015‏ - ieeexplore.ieee.org
In this paper, we propose a conceptually novel algorithm, namely “Spatial Subspace
Rotation”(2SR), that improves the robustness of remote photoplethysmography. Based on …

Improved motion robustness of remote-PPG by using the blood volume pulse signature

G De Haan, A Van Leest - Physiological measurement, 2014‏ - iopscience.iop.org
Remote photoplethysmography (rPPG) enables contact-free monitoring of the blood volume
pulse using a color camera. Essentially, it detects the minute optical absorption changes …

Non-contact video-based vital sign monitoring using ambient light and auto-regressive models

L Tarassenko, M Villarroel, A Guazzi… - Physiological …, 2014‏ - iopscience.iop.org
Remote sensing of the reflectance photoplethysmogram using a video camera typically
positioned 1 m away from the patient's face is a promising method for monitoring the vital …

Video-based heart rate measurement: Recent advances and future prospects

X Chen, J Cheng, R Song, Y Liu… - IEEE Transactions on …, 2018‏ - ieeexplore.ieee.org
Heart rate (HR) estimation and monitoring is of great importance to determine a person's
physiological and mental status. Recently, it has been demonstrated that HR can be …

Contactless methods for measuring respiratory rate: A review

C Massaroni, A Nicolo, M Sacchetti… - IEEE Sensors …, 2020‏ - ieeexplore.ieee.org
Recent advances in understanding the importance of respiratory frequency (f R) as a
sensitive marker of a variety of physiopathological stressors are fostering growing interest in …