Deep recurrent neural networks with finite-time terminal sliding mode control for a chaotic fractional-order financial system with market confidence

YL Wang, H Jahanshahi, S Bekiros, F Bezzina… - Chaos, Solitons & …, 2021 - Elsevier
Disturbances are inevitably found in almost every system and, if not rejected, they could
jeopardize the effectiveness of control methods. Thereby, employing state-of-the-art …

Fixed-time synchronization of discontinuous competitive neural networks with time-varying delays

C Zheng, C Hu, J Yu, H Jiang - Neural Networks, 2022 - Elsevier
In this article, the fixed-time (FXT) synchronization of discontinuous competitive neural
networks (CNNs) involving time-varying delays is investigated. Firstly, two kinds of …

On the variable-order fractional memristor oscillator: Data security applications and synchronization using a type-2 fuzzy disturbance observer-based robust control

JF Li, H Jahanshahi, S Kacar, YM Chu… - Chaos, Solitons & …, 2021 - Elsevier
In the present paper, for the first time, we propose a variable-order hyperchaotic system for
information security. Firstly, we study the dynamical behaviors of a memristor oscillator …

A review on design and implementation of type‐2 fuzzy controllers

H Jahanshahi, A Yousefpour… - … Methods in the …, 2022 - Wiley Online Library
Nowadays, advances in different fields of technology have increased demands for reliable
controllers. Uncertainty and disturbances, which are inevitable in most real‐world systems …

Coexisting multi-stability of Hopfield neural network based on coupled fractional-order locally active memristor and its application in image encryption

D Ding, H Xiao, Z Yang, H Luo, Y Hu, X Zhang… - Nonlinear Dynamics, 2022 - Springer
Locally active memristor has become a research hotspot, and plays an important role in the
research of neural networks. In order to study the dynamic behavior of synaptic crosstalk …

Heat transfer treatment of nanomaterial with considering turbulator effects

XD Luan, YP Xu, H Ayed, MM Selim - International Communications in Heat …, 2022 - Elsevier
In current context, applying multi tapes were recommended as promising technique for
augmentation cross section flow. Type of carrier fluid was changed with adding copper oxide …

Intelligent parameter identification and prediction of variable time fractional derivative and application in a symmetric chaotic financial system

B Wang, J Liu, MO Alassafi, FE Alsaadi… - Chaos, Solitons & …, 2022 - Elsevier
Identifying parameters of financial and economic models with chaotic dynamics is an
important, yet daunting challenge because of the complexities there exist in these chaotic …

Numerical computing to solve the nonlinear corneal system of eye surgery using the capability of Morlet wavelet artificial neural networks

BO Wang, JF Gomez-Aguilar, Z Sabir, MAZ Raja… - Fractals, 2022 - World Scientific
In this study, a novel heuristic computing technique is presented to solve bioinformatics
problem for the corneal shape model of eye surgery using Morlet wavelet artificial neural …

A class of m-dimension grid multi-cavity hyperchaotic maps and its application

W Zhu, K Sun, S He, H Wang, W Liu - Chaos, Solitons & Fractals, 2023 - Elsevier
In this paper, a new closed-loop multiple modulation coupling (CMMC) method is proposed
to construct an enhanced chaotic system. Based on the iterative chaotic map with infinite …

Chaotic attitude synchronization and anti-synchronization of master-slave satellites using a robust fixed-time adaptive controller

FW Alsaade, Q Yao, S Bekiros, MS Al-zahrani… - Chaos, Solitons & …, 2022 - Elsevier
It is well known that the satellite attitude motion exhibits the chaotic phenomenon. This
article addresses the challenging problem of chaotic attitude synchronization and anti …