[PDF][PDF] Analysis of EEG signals using nonlinear dynamics and chaos: a review

G Rodriguez-Bermudez… - Applied mathematics …, 2015 - naturalspublishing.com
Nonlinear dynamics and chaos theory have been used in neurophysiology with the aim to
understand the complex brain activity from electroencephalographic (EEG) signals …

A new iterative approach to fractal models

SL Singh, SN Mishra, W Sinkala - Communications in nonlinear science …, 2012 - Elsevier
Mandelbrot is best appreciated for his broad attempt to describe irregular shapes in nature.
He founded fractal geometry in 1975. Subsequently the whole fractal theory developed …

Chaoticity versus stochasticity in financial markets: Are daily S&P 500 return dynamics chaotic?

M Vogl, PG Roetzel - Communications in Nonlinear Science and Numerical …, 2022 - Elsevier
In this paper, we empirically show the dynamics of daily wavelet-filtered (denoised) S&P 500
returns (2000–2020) to consist of an almost equally divided combination of stochastic and …

Efficient implementation of the Gaussian kernel algorithm in estimating invariants and noise level from noisy time series data

D Yu, M Small, RG Harrison, C Diks - Physical Review E, 2000 - APS
We describe an efficient algorithm which computes the Gaussian kernel correlation integral
from noisy time series; this is subsequently used to estimate the underlying correlation …

Chaotic systems with asymmetric heavy-tailed noise: Application to 3D attractors

JE Contreras-Reyes - Chaos, Solitons & Fractals, 2021 - Elsevier
Abstract Yilmaz et al.(Fluct. Noise Lett. 17, 1830002, 2018) investigated the stochastic
phenomenological bifurcations of a generalized Chua circuit driven by Skew-Gaussian …

Effect of stochastic noise on superior Julia sets

M Rani, R Agarwal - Journal of Mathematical Imaging and Vision, 2010 - Springer
Julia sets are considered one of the most attractive fractals and have wide range of
applications in science and engineering. The strong physical meaning of Mandelbrot and …

A new approach to dynamic noise on superior Mandelbrot set

A Negi, M Rani - Chaos, Solitons & Fractals, 2008 - Elsevier
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An acceleration-based nonlinear time-series analysis of effects of robotic walkers on gait dynamics during assisted walking

X Wan, Y Yamada - IEEE Sensors Journal, 2022 - ieeexplore.ieee.org
This article aimed to identify the effects of a robotic walker on gait dynamics during assisted
walking via the analysis of acceleration data. Walking experiments were conducted with 11 …

Additive perturbed generalized Mandelbrot–Julia sets

X Wang, P Chang, N Gu - Applied Mathematics and Computation, 2007 - Elsevier
Adopting the experimental mathematics method combining complex variable function theory
with computer aided drawing, this paper researches on the structural characteristic and the …

First and second order non-equilibrium phase transition and evidence for non-extensive Tsallis statistics in Earth's magnetosphere

GP Pavlos, AC Iliopoulos, VG Tsoutsouras… - Physica A: Statistical …, 2011 - Elsevier
In this paper strong evidence is provided for significant far from equilibrium phase transition
processes in the Earth's magnetosphere as revealed by the nonlinear analysis of in situ …