Dynamics of a large system of spiking neurons with synaptic delay
We analyze a large system of heterogeneous quadratic integrate-and-fire (QIF) neurons with
time delayed, all-to-all synaptic coupling. The model is exactly reduced to a system of firing …
time delayed, all-to-all synaptic coupling. The model is exactly reduced to a system of firing …
Local and global Hopf bifurcation analysis on simplified bidirectional associative memory neural networks with multiple delays
C Xu - Mathematics and Computers in Simulation, 2018 - Elsevier
In this paper, a class of simplified bidirectional associative memory (BAM) neural networks
with multiple delays are considered. By analyzing the associated characteristic …
with multiple delays are considered. By analyzing the associated characteristic …
[HTML][HTML] Standing and travelling waves in a spherical brain model: the Nunez model revisited
The Nunez model for the generation of electroencephalogram (EEG) signals is naturally
described as a neural field model on a sphere with space-dependent delays. For simplicity …
described as a neural field model on a sphere with space-dependent delays. For simplicity …
Relaxation oscillations and the mechanism in a periodically excited vector field with pitchfork–Hopf bifurcation
Y Xia, Z Zhang, Q Bi - Nonlinear Dynamics, 2020 - Springer
The traditional geometric singular perturbation theory and the slow–fast analysis method
cannot be directly used to explore the mechanism of the relaxation oscillations in the forced …
cannot be directly used to explore the mechanism of the relaxation oscillations in the forced …
Synchrony-induced modes of oscillation of a neural field model
We investigate the modes of oscillation of heterogeneous ring networks of quadratic
integrate-and-fire (QIF) neurons with nonlocal, space-dependent coupling. Perturbations of …
integrate-and-fire (QIF) neurons with nonlocal, space-dependent coupling. Perturbations of …
Bifurcation analysis for simplified five-neuron bidirectional associative memory neural networks with four delays
C Xu, M Liao, P Li, Y Guo - Neural processing letters, 2019 - Springer
The paper deals with the stability and bifurcation analysis of a class of simplified five-neuron
bidirectional associative memory neural networks with four delays. By discussing the …
bidirectional associative memory neural networks with four delays. By discussing the …
Conditions for wave trains in spiking neural networks
Spatiotemporal patterns such as traveling waves are frequently observed in recordings of
neural activity. The mechanisms underlying the generation of such patterns are largely …
neural activity. The mechanisms underlying the generation of such patterns are largely …
Neural field models with transmission delays and diffusion
A neural field models the large scale behaviour of large groups of neurons. We extend
previous results for these models by including a diffusion term into the neural field, which …
previous results for these models by including a diffusion term into the neural field, which …
Switching to nonhyperbolic cycles from codimension two bifurcations of equilibria of delay differential equations
MM Bosschaert, SG Janssens, YA Kuznetsov - SIAM Journal on Applied …, 2020 - SIAM
In this paper, we perform the parameter-dependent center manifold reduction near the
generalized Hopf (Bautin), fold-Hopf, Hopf-Hopf, and transcritical-Hopf bifurcations in delay …
generalized Hopf (Bautin), fold-Hopf, Hopf-Hopf, and transcritical-Hopf bifurcations in delay …
Stability of the twisted states in a ring of oscillators interacting with distance-dependent delays
YH An, MS Ho, RS Kim, CU Choe - Physica D: Nonlinear Phenomena, 2024 - Elsevier
We consider a ring of phase oscillators interacting with distance-dependent time delays in
general forms. It is found that the distance-dependent interaction delay is an essential …
general forms. It is found that the distance-dependent interaction delay is an essential …