Poincaré plot indexes of heart rate variability: relationships with other nonlinear variables

RA Hoshi, CM Pastre, LCM Vanderlei… - Autonomic Neuroscience, 2013 - Elsevier
The Poincaré plot for heart rate variability analysis is a technique considered geometrical
and non-linear, that can be used to assess the dynamics of heart rate variability by a …

State anxiety and nonlinear dynamics of heart rate variability in students

DA Dimitriev, EV Saperova, AD Dimitriev - PloS one, 2016 - journals.plos.org
Objectives Clinical and experimental research studies have demonstrated that the emotional
experience of anxiety impairs heart rate variability (HRV) in humans. The present study …

A robust, simple and reliable measure of heart rate variability using relative RR intervals

M Vollmer - 2015 Computing in Cardiology Conference (CinC), 2015 - ieeexplore.ieee.org
Background: Heart Rate Variability (HRV) is a physiological marker of the autonomic activity
of the heart. For patients with cardiological diseases it has been used for risk stratification …

[图书][B] Poincaré plot methods for heart rate variability analysis

AH Khandoker, C Karmakar, M Brennan… - 2013 - Springer
Heart rate variability is the study of autonomic nervous activity through the information
provided by fluctuations in heart rate. Autonomic activity is responsible for regulating heart …

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 …

Bio-signal complexity analysis in epileptic seizure monitoring: a topic review

Z Mei, X Zhao, H Chen, W Chen - Sensors, 2018 - mdpi.com
Complexity science has provided new perspectives and opportunities for understanding a
variety of complex natural or social phenomena, including brain dysfunctions like epilepsy …

[PDF][PDF] Poincaré plots in analysis of selected biomedical signals

AK Golińska - Studies in logic, grammar and rhetoric, 2013 - sciendo.com
Poincaré plot is a return map which can help perform graphical analysis of data. We can
also fit an ellipse to the plot shape by determining descriptors SD1, SD2 and SD1/SD2 ratio …

Automated detection of convulsive seizures using a wearable accelerometer device

S Kusmakar, CK Karmakar, B Yan… - IEEE Transactions …, 2018 - ieeexplore.ieee.org
Epileptic seizure detection requires specialized approaches such as video/
electroencephalography monitoring. However, these approaches are restricted mainly to …

Classification of caesarean section and normal vaginal deliveries using foetal heart rate signals and advanced machine learning algorithms

P Fergus, A Hussain, D Al-Jumeily, DS Huang… - Biomedical engineering …, 2017 - Springer
Background Visual inspection of cardiotocography traces by obstetricians and midwives is
the gold standard for monitoring the wellbeing of the foetus during antenatal care. However …

Effects of live music therapy on heart rate variability and self-reported stress and anxiety among hospitalized pregnant women: A randomized controlled trial

P Teckenberg-Jansson, S Turunen… - Nordic Journal of …, 2019 - Taylor & Francis
Introduction: This study aims to evaluate the effects of live music therapy on heart rate
variability (HRV) and self-reported stress and anxiety among hospitalized women with high …