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Delays in activity-based neural networks [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2009
In this paper, we study the effect of two distinct discrete delays on the dynamics of a Wilson–Cowan neural network. This activity-based model describes the dynamics of synaptically interacting excitatory and inhibitory neuronal populations.
Coombes, Stephen, Laing, Carlo
openaire   +3 more sources

Stability and Hopf Bifurcation of Fractional-Order Complex-Valued Neural Networks With Time-Delay

open access: yesIEEE Access, 2019
Integer-order complex-valued neural networks (CVNNs) have drawn much attention, and which have already been well discussed. Fractional complex-valued neural networks (FCVNNs) are more suitable for describing the dynamical properties of neural networks ...
Xiaohong Wang   +4 more
doaj   +1 more source

Convergence analysis on inertial proportional delayed neural networks

open access: yesAdvances in Difference Equations, 2020
This article mainly explores a class of inertial proportional delayed neural networks. Abstaining reduced order strategy, a novel approach involving differential inequality technique and Lyapunov function fashion is presented to open out that all ...
Hong Zhang, Chaofan Qian
doaj   +1 more source

Bifurcation Phenomenon and Control Technique in Fractional BAM Neural Network Models Concerning Delays

open access: yesFractal and Fractional, 2022
In this current study, we formulate a kind of new fractional BAM neural network model concerning five neurons and time delays. First, we explore the existence and uniqueness of the solution of the formulated fractional delay BAM neural network models via
Peiluan Li   +3 more
doaj   +1 more source

Lag synchronization of coupled time-delayed FitzHugh–Nagumo neural networks via feedback control

open access: yesScientific Reports, 2021
Synchronization plays a significant role in information transfer and decision-making by neurons and brain neural networks. The development of control strategies for synchronizing a network of chaotic neurons with time delays, different direction ...
Malik Muhammad Ibrahim   +4 more
doaj   +1 more source

Influence of Time Delay on Bifurcation in Fractional Order BAM Neural Networks With Four Delays

open access: yesIEEE Access, 2019
Over the past several decades, numerous scholars have studied the stability and Hopf bifurcation problem of integer-order delayed neural networks. However, the fruits about the stability and Hopf bifurcation for fractional-order delayed neural networks ...
Changjin Xu   +3 more
doaj   +1 more source

Finite-/fixed-time synchronization of delayed Clifford-valued recurrent neural networks

open access: yesAdvances in Difference Equations, 2021
This paper investigates the problem of finite-/fixed-time synchronization for Clifford-valued recurrent neural networks with time-varying delays. The considered Clifford-valued drive and response system models are firstly decomposed into real-valued ...
N. Boonsatit   +4 more
doaj   +1 more source

Tutorial: Photonic neural networks in delay systems [PDF]

open access: yesJournal of Applied Physics, 2018
Photonic delay systems have revolutionized the hardware implementation of Recurrent Neural Networks and Reservoir Computing in particular. The fundamental principles of Reservoir Computing strongly facilitate a realization in such complex analog systems.
D. Brunner   +5 more
openaire   +4 more sources

A Novel Condition for Robust Stability of Delayed Neural Networks

open access: yes, 2021
This paper presents a novel sufficient condition for the existence, uniqueness and global robust asymptotic stability of the equilibrium point for the class of delayed neural networks by using the Homomorphic mapping and the Lyapunov stability theorems ...
Yucel, Eylem, Arik, Sabri, Ozcan, Neyir
core   +2 more sources

Further Exploration on Bifurcation for Fractional-Order Bidirectional Associative Memory (BAM) Neural Networks concerning Time Delay∗

open access: yesComplexity, 2021
This work principally considers the stability issue and the emergence of Hopf bifurcation for a class of fractional-order BAM neural network models concerning time delays.
Nengfa Wang, Changjin Xu, Zixin Liu
doaj   +1 more source

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