Nonlinear dynamics investigation of contact force in cam–follower system using Lyapunov exponent parameter, power spectrum analysis, and poincare'maps

LS Yousuf - Australian Journal of Mechanical Engineering, 2023 - Taylor & Francis
Non-linear-linear dynamics behaviour of the contact force is investigated for different cam
angular speeds (N) and different internal dimensions of the follower guide (FGID). The …

Early warning detection of thermoacoustic instability using three-dimensional complexity-entropy causality space

M Lee - Experimental Thermal and Fluid Science, 2022 - Elsevier
Detection and prediction of thermoacoustic instabilities are major challenges in the
development and operation of combustion systems. In this paper, we introduce a tool for …

Effects of motor task difficulty on postural control complexity during dual tasks in young adults: A nonlinear approach

M Saraiva, JP Vilas-Boas, OJ Fernandes, MA Castro - Sensors, 2023 - mdpi.com
Few studies have evaluated the effect of a secondary motor task on the standing posture
based on nonlinear analysis. However, it is helpful to extract information related to the …

Feature extraction based on time-series topological analysis for the partial discharge pattern recognition of high-voltage power cables

K Sun, R Li, L Zhao, Z Li - Measurement, 2023 - Elsevier
In the partial discharge (PD) pattern recognition of power cables, the existing time–
frequency features often exert an impact on recognition accuracy because of insufficient …

The application of the Lyapunov Exponent to analyse human performance: A systematic review

L Winter, P Taylor, C Bellenger… - Journal of Sports …, 2023 - Taylor & Francis
Variability is a normal component of human movement, allowing one to adapt to
environmental perturbations. It can be analysed from linear or non-linear perspectives. The …

Optimal state space reconstruction via Monte Carlo decision tree search

KH Kraemer, M Gelbrecht, I Pavithran, RI Sujith… - Nonlinear …, 2022 - Springer
A novel idea for an optimal time delay state space reconstruction from uni-and multivariate
time series is presented. The entire embedding process is considered as a game, in which …

Detachment detection in cam follower system due to nonlinear dynamics phenomenon

LS Yousuf - Machines, 2021 - mdpi.com
The detachment between the cam and the follower was investigated for different cam
speeds (N) and different internal distance of the follower guide from inside (ID). The …

Dynamical analyses show that professional archers exhibit tighter, finer and more fluid dynamical control than neophytes

H Azadjou, M Błażkiewicz, A Erwin, FJ Valero-Cuevas - Entropy, 2023 - mdpi.com
Quantifying the dynamical features of discrete tasks is essential to understanding athletic
performance for many sports that are not repetitive or cyclical. We compared three …

Electrogastrogram-derived features for automated sickness detection in driving simulator

G Jakus, J Sodnik, N Miljković - Sensors, 2022 - mdpi.com
The rapid development of driving simulators for the evaluation of automated driving
experience is constrained by the simulator sickness-related nausea. The electrogastrogram …

Computational modeling of attractor-based neural processes involved in the preparation of voluntary actions

A Hassannejad Nazir, J Hellgren Kotaleski… - Cognitive …, 2023 - Springer
Volition is conceived as a set of orchestrated executive functions, which can be
characterized by features, such as reason-based and goal-directedness, driven by …