[HTML][HTML] Nonlinear dynamics of cardiovascular ageing

Y Shiogai, A Stefanovska, PVE McClintock - Physics reports, 2010 - Elsevier
The application of methods drawn from nonlinear and stochastic dynamics to the analysis of
cardiovascular time series is reviewed, with particular reference to the identification of …

Coupled oscillatros: complex but not complicated cardiovascular and brain interactions

A Stefanovska - IEEE Engineering in medicine and biology …, 2007 - ieeexplore.ieee.org
In coupled nonlinear oscillators approach, the framework that has been used for the studies
of cardiovascular and brain oscillations. As background, it describes the human CVS and …

Heart rate variability

G Ernst - 2014 - Springer
Organisms have rhythms, such as the rhythms of the cardiac and respiratory systems,
endocrinological networks, brain circuits, awake–sleep rhythms, and so on. All these …

A fractional model for population dynamics of two interacting species by using spectral and Hermite wavelets methods

S Kumar, S Ghosh, R Kumar… - Numerical Methods for …, 2021 - Wiley Online Library
Abstract The Lotka‐Volterra model is a very famous model and frequently used to describe
the dynamics of ecological systems in which two species interact, one a predator and one its …

[KNJIGA][B] Nonlinear hybrid continuous/discrete-time models

M Akhmet - 2011 - books.google.com
The book is mainly about hybrid systems with continuous/discrete-time dynamics. The major
part of the book consists of the theory of equations with piece-wise constant argument of …

Causality in physiological signals

A Müller, JF Kraemer, T Penzel… - Physiological …, 2016 - iopscience.iop.org
Health is one of the most important non-material assets and thus also has an enormous
influence on material values, since treating and preventing diseases is expensive. The …

Fractional dynamical model for the generation of ECG like signals from filtered coupled Van-der Pol oscillators

S Das, K Maharatna - Computer methods and programs in biomedicine, 2013 - Elsevier
In this paper, an incommensurate fractional order (FO) model has been proposed to
generate ECG like waveforms. Earlier investigation of ECG like waveform generation is …

Inference of a nonlinear stochastic model of the cardiorespiratory interaction

VN Smelyanskiy, DG Luchinsky, A Stefanovska… - Physical review …, 2005 - APS
We reconstruct a nonlinear stochastic model of the cardiorespiratory interaction in terms of a
set of polynomial basis functions representing the nonlinear force governing system …

The cardiovascular system as coupled oscillators?

A Stefanovska, MB Lotric, S Strle… - Physiological …, 2001 - iopscience.iop.org
Based on physiological knowledge, and on an analysis of signals related to its dynamics, we
propose a model of the cardiovascular system. It consists of coupled oscillators. Each of …

An analytical approach for the fractional-order Hepatitis B model using new operator

S Ghosh - International Journal of Biomathematics, 2024 - World Scientific
In this work, the main goal is to implement Homotopy perturbation transform method (HPTM)
involving Katugampola fractional operator. As an example, a fractional order Hepatitis model …