[HTML][HTML] Heart rate variability: an old metric with new meaning in the era of using mhealth technologies for health and exercise training guidance. part two: prognosis …

N Singh, KJ Moneghetti, JW Christle… - Arrhythmia & …, 2018 - ncbi.nlm.nih.gov
It has been demonstrated that heart rate variability (HRV) is predictive of all-cause and
cardiovascular mortality using clinical ECG recordings. This is true for rest, exercise and …

Photoplethysmography signal processing and synthesis

E Mejia-Mejia, J Allen, K Budidha, C El-Hajj… - …, 2022 - Elsevier
This chapter presents the fundamental signal processing techniques used to analyze the
PPG signal. The chapter starts by providing an overview of the PPG signal, covering its …

Comparative evaluation of heart rate-based monitors: Apple Watch vs Fitbit Charge HR

Y Bai, P Hibbing, C Mantis, GJ Welk - Journal of sports sciences, 2018 - Taylor & Francis
The purpose of this investigation was to examine the validity of energy expenditure (EE),
steps, and heart rate measured with the Apple Watch 1 and Fitbit Charge HR. Thirty-nine …

Heart rate tracking using wrist-type photoplethysmographic (PPG) signals during physical exercise with simultaneous accelerometry

MB Mashhadi, E Asadi, M Eskandari… - IEEE Signal …, 2015 - ieeexplore.ieee.org
This letter considers the problem of casual heart rate tracking during intensive physical
exercise using simultaneous 2 channel photoplethysmographic (PPG) and 3 dimensional …

Description of a database containing wrist PPG signals recorded during physical exercise with both accelerometer and gyroscope measures of motion

D Jarchi, AJ Casson - Data, 2016 - mdpi.com
Wearable heart rate sensors such as those found in smartwatches are commonly based
upon Photoplethysmography (PPG) which shines a light into the wrist and measures the …

Towards photoplethysmography-based estimation of instantaneous heart rate during physical activity

D Jarchi, AJ Casson - IEEE Transactions on Biomedical …, 2017 - ieeexplore.ieee.org
Objective: Recently numerous methods have been proposed for estimating average heart
rate using photoplethysmography (PPG) during physical activity, overcoming the significant …

Review on heart-rate estimation from photoplethysmography and accelerometer signals during physical exercise

V Periyasamy, M Pramanik, PK Ghosh - Journal of the Indian Institute of …, 2017 - Springer
Non-invasive monitoring of physiological signals during physical exercise is essential to
customize the exercise module. Photoplethysmography (PPG) signal has often been used to …

A robust random forest-based approach for heart rate monitoring using photoplethysmography signal contaminated by intense motion artifacts

Y Ye, W He, Y Cheng, W Huang, Z Zhang - Sensors, 2017 - mdpi.com
The estimation of heart rate (HR) based on wearable devices is of interest in fitness.
Photoplethysmography (PPG) is a promising approach to estimate HR due to low cost; …

Harmonic sum-based method for heart rate estimation using PPG signals affected with motion artifacts

H Dubey, R Kumaresan, K Mankodiya - Journal of Ambient Intelligence …, 2018 - Springer
Wearable photoplethysmography has recently become a common technology in heart rate
(HR) monitoring. General observation is that the motion artifacts change the statistics of the …

How nonlinear-type time-frequency analysis can help in sensing instantaneous heart rate and instantaneous respiratory rate from photoplethysmography in a reliable …

A Cicone, HT Wu - Frontiers in physiology, 2017 - frontiersin.org
Despite the population of the noninvasive, economic, comfortable, and easy-to-install
photoplethysmography (PPG), it is still lacking a mathematically rigorous and stable …