Dynamics of moments of FitzHugh-Nagumo neuronal models and stochastic bifurcations

S Tanabe, K Pakdaman - Physical Review E, 2001 - APS
For the study of the behavior of noisy neuronal models, Rodriguez and Tuckwell have
introduced an elegant and systematic method which consists of replacing the system of …

Master-equation approach to stochastic neurodynamics

T Ohira, JD Cowan - Physical Review E, 1993 - APS
A master-equation approach to the stochastic neurodynamics proposed by Cowan [in
Advances in Neural Information Processing Systems 3, edited by RP Lippman, JE Moody …

Statistical properties of stochastic nonlinear dynamical models of single spiking neurons and neural networks

R Rodriguez, HC Tuckwell - Physical Review E, 1996 - APS
Dynamical stochastic models of single neurons and neural networks often take the form of a
system of n≥ 2 coupled stochastic differential equations. We consider such systems under …

Determination of firing times for the stochastic Fitzhugh-Nagumo neuronal model

HC Tuckwell, R Rodriguez, FYM Wan - Neural computation, 2003 - ieeexplore.ieee.org
We present for the first time an analytical approach for determining the time of firing of
multicomponent nonlinear stochastic neuronal models. We apply the theory of first exit times …

The spikes trains probability distributions: a stochastic calculus approach

J Touboul, O Faugeras - Journal of Physiology-Paris, 2007 - Elsevier
We discuss the statistics of spikes trains for different types of integrate-and-fire neurons and
different types of synaptic noise models. In contrast with the usual approaches in …

Self-consistent formulations for stochastic nonlinear neuronal dynamics

J Stapmanns, T Kühn, D Dahmen, T Luu, C Honerkamp… - Physical Review E, 2020 - APS
Neural dynamics is often investigated with tools from bifurcation theory. However, many
neuron models are stochastic, mimicking fluctuations in the input from unknown parts of the …

Analytical and simulation results for stochastic Fitzhugh-Nagumo neurons and neural networks

HC Tuckwell, R Rodriguez - Journal of Computational Neuroscience, 1998 - Springer
An analytical approach is presented for determining the response of a neuron or of the
activity in a network of connected neurons, represented by systems of nonlinear ordinary …

Mixed-mode oscillations and interspike interval statistics in the stochastic FitzHugh–Nagumo model

N Berglund, D Landon - Nonlinearity, 2012 - iopscience.iop.org
We study the stochastic FitzHugh–Nagumo equations, modelling the dynamics of neuronal
action potentials in parameter regimes characterized by mixed-mode oscillations. The …

Analysis of excitability for the FitzHugh-Nagumo model via a stochastic sensitivity function technique

I Bashkirtseva, L Ryashko - Physical Review E, 2011 - APS
We study excitability phenomena for the stochastically forced FitzHugh-Nagumo system
modeling a neural activity. Noise-induced changes in the dynamics of this model can be …

Variability of firing of Hodgkin-Huxley and FitzHugh-Nagumo neurons with stochastic synaptic input

D Brown, J Feng, S Feerick - Physical Review Letters, 1999 - APS
The variability and mean of the firing rate of Hodgkin-Huxley and FitzHugh-Nagumo neurons
subjected to random synaptic input are only weakly dependent on the level of inhibitory …