Sources of inaccuracy in photoplethysmography for continuous cardiovascular monitoring

J Fine, KL Branan, AJ Rodriguez, T Boonya-Ananta… - Biosensors, 2021 - mdpi.com
Photoplethysmography (PPG) is a low-cost, noninvasive optical technique that uses change
in light transmission with changes in blood volume within tissue to provide information for …

The 2023 wearable photoplethysmography roadmap

PH Charlton, J Allen, R Bailón, S Baker… - Physiological …, 2023 - iopscience.iop.org
Photoplethysmography is a key sensing technology which is used in wearable devices such
as smartwatches and fitness trackers. Currently, photoplethysmography sensors are used to …

Features from the photoplethysmogram and the electrocardiogram for estimating changes in blood pressure

E Finnegan, S Davidson, M Harford, P Watkinson… - Scientific Reports, 2023 - nature.com
There is a growing emphasis being placed on the potential for cuffless blood pressure (BP)
estimation through modelling of morphological features from the photoplethysmogram (PPG) …

The unseen Black faces of AI algorithms

A Birhane - 2022 - nature.com
The unseen Black faces of AI algorithms Skip to main content Thank you for visiting nature.com.
You are using a browser version with limited support for CSS. To obtain the best experience …

Correlation analysis of human upper arm parameters to oscillometric signal in automatic blood pressure measurement

B Lee, JH Jeong, J Hong, YH Park - Scientific Reports, 2022 - nature.com
Cardiovascular diseases are the leading cause of global deaths, making cardiovascular
health monitoring important. Measuring blood pressure using an automatic …

Monte Carlo analysis of optical heart rate sensors in commercial wearables: the effect of skin tone and obesity on the photoplethysmography (PPG) signal

Ajmal, T Boonya-Ananta, AJ Rodriguez… - Biomedical optics …, 2021 - opg.optica.org
Commercially available wearable devices have been used for fitness and health
management and their demand has increased over the last ten years. These “general …

Skin colour affects the accuracy of medical oxygen sensors

Skin colour affects the accuracy of medical oxygen sensors Skip to main content Thank you for
visiting nature.com. You are using a browser version with limited support for CSS. To obtain the …

Piezoelectric metamaterial blood pressure sensor

A Ahmadpour, AK Yetisen… - ACS Applied Electronic …, 2023 - ACS Publications
Continuous blood pressure monitoring allows for detecting the early onset of cardiovascular
disease and assessing personal health status. Conventional piezoelectric blood pressure …

[HTML][HTML] The accuracy of heartbeat detection using photoplethysmography technology in cardiac patients

S Blok, MA Piek, II Tulevski, GA Somsen… - Journal of …, 2021 - Elsevier
Introduction Photoplethysmography (PPG) in wearable sensors potentially plays an
important role in accessible heart rhythm monitoring. We investigated the accuracy of a state …

Log-spectral matching gan: Ppg-based atrial fibrillation detection can be enhanced by gan-based data augmentation with integration of spectral loss

C Ding, R **ao, DH Do, DS Lee, RJ Lee… - IEEE Journal of …, 2023 - ieeexplore.ieee.org
Photoplethysmography (PPG) is a ubiquitous physiological measurement that detects beat-
to-beat pulsatile blood volume changes and hence has a potential for monitoring …