Mathematical frameworks for oscillatory network dynamics in neuroscience

P Ashwin, S Coombes, R Nicks - The Journal of Mathematical …, 2016 - Springer
The tools of weakly coupled phase oscillator theory have had a profound impact on the
neuroscience community, providing insight into a variety of network behaviours ranging from …

[HTML][HTML] Network dynamics of coupled oscillators and phase reduction techniques

B Pietras, A Daffertshofer - Physics Reports, 2019 - Elsevier
Investigating the dynamics of a network of oscillatory systems is a timely and urgent topic.
Phase synchronization has proven paradigmatic to study emergent collective behavior …

Weak chimeras in minimal networks of coupled phase oscillators

P Ashwin, O Burylko - Chaos: An Interdisciplinary Journal of Nonlinear …, 2015 - pubs.aip.org
We suggest a definition for a type of chimera state that appears in networks of
indistinguishable phase oscillators. Defining a “weak chimera” as a type of invariant set …

Coupling functions: universal insights into dynamical interaction mechanisms

T Stankovski, T Pereira, PVE McClintock… - Reviews of Modern …, 2017 - APS
The dynamical systems found in nature are rarely isolated. Instead they interact and
influence each other. The coupling functions that connect them contain detailed information …

Phase reduction beyond the first order: The case of the mean-field complex Ginzburg-Landau equation

I León, D Pazó - Physical Review E, 2019 - APS
Phase reduction is a powerful technique that makes possible to describe the dynamics of a
weakly perturbed limit-cycle oscillator in terms of its phase. For ensembles of oscillators, a …

Emergent hypernetworks in weakly coupled oscillators

E Nijholt, JL Ocampo-Espindola, D Eroglu… - Nature …, 2022 - nature.com
Networks of weakly coupled oscillators had a profound impact on our understanding of
complex systems. Studies on model reconstruction from data have shown prevalent …

Hopf normal form with SN symmetry and reduction to systems of nonlinearly coupled phase oscillators

P Ashwin, A Rodrigues - Physica D: Nonlinear Phenomena, 2016 - Elsevier
Coupled oscillator models where N oscillators are identical and symmetrically coupled to all
others with full permutation symmetry SN are found in a variety of applications. Much, but not …

Identical phase oscillator networks: Bifurcations, symmetry and reversibility for generalized coupling

P Ashwin, C Bick, O Burylko - Frontiers in Applied Mathematics and …, 2016 - frontiersin.org
For a system of coupled identical phase oscillators with full permutation symmetry, any
broken symmetries in dynamical behavior must come from spontaneous symmetry breaking …

Robust weak chimeras in oscillator networks with delayed linear and quadratic interactions

C Bick, M Sebek, IZ Kiss - Physical review letters, 2017 - APS
We present an approach to generate chimera dynamics (localized frequency synchrony) in
oscillator networks with two populations of (at least) two elements using a general method …

Aging transition under discrete time-dependent coupling: Restoring rhythmicity from aging

K Sathiyadevi, D Premraj, T Banerjee, Z Zheng… - Chaos, Solitons & …, 2022 - Elsevier
We explore the aging transition in a network of globally coupled Stuart-Landau oscillators
under a discrete time-dependent coupling. In this coupling, the connections among the …