Mind the last spike—firing rate models for mesoscopic populations of spiking neurons

T Schwalger, AV Chizhov - Current opinion in neurobiology, 2019 - Elsevier
Highlights•Generalized integrate-and-fire (GIF) models permit efficient extraction of point
neuron parameters, which reproduce the spiking behavior of multiple cell types and are …

Phase transitions and self-organized criticality in networks of stochastic spiking neurons

L Brochini, A de Andrade Costa, M Abadi, AC Roque… - Scientific reports, 2016 - nature.com
Phase transitions and critical behavior are crucial issues both in theoretical and
experimental neuroscience. We report analytic and computational results about phase …

[HTML][HTML] Mean-field limit of generalized Hawkes processes

J Chevallier - Stochastic Processes and their Applications, 2017 - Elsevier
We generalize multivariate Hawkes processes mainly by including a dependence with
respect to the age of the process, ie the delay since the last point. Within this class, we …

[HTML][HTML] Multi-class oscillating systems of interacting neurons

S Ditlevsen, E Löcherbach - Stochastic Processes and their Applications, 2017 - Elsevier
We consider multi-class systems of interacting nonlinear Hawkes processes modeling
several large families of neurons and study their mean field limits. As the total number of …

[HTML][HTML] Mean field limits for nonlinear spatially extended Hawkes processes with exponential memory kernels

J Chevallier, A Duarte, E Löcherbach, G Ost - Stochastic Processes and …, 2019 - Elsevier
We consider spatially extended systems of interacting nonlinear Hawkes processes
modeling large systems of neurons placed in R d and study the associated mean field limits …

Self-organized supercriticality and oscillations in networks of stochastic spiking neurons

AA Costa, L Brochini, O Kinouchi - Entropy, 2017 - mdpi.com
Networks of stochastic spiking neurons are interesting models in the area of theoretical
neuroscience, presenting both continuous and discontinuous phase transitions. Here, we …

Overview: PCA models and issues

R Fernández, PY Louis, FR Nardi - Probabilistic Cellular Automata: Theory …, 2018 - Springer
Probabilistic cellular automata (PCA) are interacting discrete stochastic dynamical systems
used as a modeling tool for a wide range of natural and societal phenomena. Their key …

Low-dimensional firing-rate dynamics for populations of renewal-type spiking neurons

B Pietras, N Gallice, T Schwalger - Physical Review E, 2020 - APS
The macroscopic dynamics of large populations of neurons can be mathematically analyzed
using low-dimensional firing-rate or neural-mass models. However, these models fail to …

Heterogeneous neuronal and synaptic dynamics for spike-efficient unsupervised learning: Theory and design principles

B Chakraborty, S Mukhopadhyay - arXiv preprint arXiv:2302.11618, 2023 - arxiv.org
This paper shows that the heterogeneity in neuronal and synaptic dynamics reduces the
spiking activity of a Recurrent Spiking Neural Network (RSNN) while improving prediction …

Phase transition for infinite systems of spiking neurons

PA Ferrari, A Galves, I Grigorescu… - Journal of Statistical …, 2018 - Springer
We prove the existence of a phase transition for a stochastic model of interacting neurons.
The spiking activity of each neuron is represented by a point process having rate 1 …