A critical review of ultra-short-term heart rate variability norms research

F Shaffer, ZM Meehan, CL Zerr - Frontiers in neuroscience, 2020 - frontiersin.org
Heart rate variability (HRV) is the fluctuation in time between successive heartbeats and is
defined by interbeat intervals. Researchers have shown that short-term (∼ 5-min) and long …

Are ultra‐short heart rate variability features good surrogates of short‐term ones? State‐of‐the‐art review and recommendations

L Pecchia, R Castaldo, L Montesinos… - Healthcare technology …, 2018 - Wiley Online Library
Ultra‐short heart rate variability (HRV) analysis refers to the study of HRV features in
excerpts of length< 5 min. Ultra‐short HRV is widely growing in many healthcare …

Ultra-short term HRV features as surrogates of short term HRV: A case study on mental stress detection in real life

R Castaldo, L Montesinos, P Melillo, C James… - BMC medical informatics …, 2019 - Springer
Background This paper suggests a method to assess the extent to which ultra-short Heart
Rate Variability (HRV) features (less than 5 min) can be considered as valid surrogates of …

Multilevel mental stress detection using ultra-short pulse rate variability series

M Zubair, C Yoon - Biomedical Signal Processing and Control, 2020 - Elsevier
Prolonged exposure to mental stress reduces human work efficiency in daily life and may
increase the risk of diabetes and cardiovascular diseases. However, identification of the true …

[HTML][HTML] ComEDA: A new tool for stress assessment based on electrodermal activity

M Nardelli, A Greco, L Sebastiani… - Computers in Biology and …, 2022 - Elsevier
Non-specific sympathetic arousal responses to different stressful elicitations can be easily
recognized from the analysis of physiological signals. However, neural patterns of …

A review on the nonlinear dynamical system analysis of electrocardiogram signal

SK Nayak, A Bit, A Dey, B Mohapatra… - Journal of healthcare …, 2018 - Wiley Online Library
Electrocardiogram (ECG) signal analysis has received special attention of the researchers in
the recent past because of its ability to divulge crucial information about the …

Contactless cardiovascular assessment by imaging photoplethysmography: A comparison with wearable monitoring

VAA van Es, RGP Lopata, EP Scilingo, M Nardelli - Sensors, 2023 - mdpi.com
Despite the notable recent developments in the field of remote photoplethysmography
(rPPG), extracting a reliable pulse rate variability (PRV) signal still remains a challenge. In …

The validity and reliability of ultra-short-term heart rate variability parameters and the influence of physiological covariates

JS Burma, S Graver, LN Miutz… - Journal of Applied …, 2021 - journals.physiology.org
Ultra-short-term (UST) heart rate variability (HRV) metrics have increasingly been proposed
as surrogates for short-term HRV metrics. However, the concurrent validity, within-day …

Assessing the quality of heart rate variability estimated from wrist and finger ppg: A novel approach based on cross-mapping method

M Nardelli, N Vanello, G Galperti, A Greco, EP Scilingo - Sensors, 2020 - mdpi.com
The non-invasiveness of photoplethysmographic (PPG) acquisition systems, together with
their cost-effectiveness and easiness of connection with IoT technologies, is opening up to …

Reliability of heart-rate-variability features derived from ultra-short ECG recordings and their validity in the assessment of cardiac autonomic neuropathy

D Wehler, HF Jelinek, A Gronau, N Wessel… - … Signal Processing and …, 2021 - Elsevier
Objective Our research aimed at providing methodologically strong evidence for the
reliability of HRV analysis of ultra-short (10–150 s) ECGs compared to the benchmark of 300 …