How critical is brain criticality?

J O'Byrne, K Jerbi - Trends in Neurosciences, 2022 - cell.com
Criticality is the singular state of complex systems poised at the brink of a phase transition
between order and randomness. Such systems display remarkable information-processing …

Avalanches and edge-of-chaos learning in neuromorphic nanowire networks

J Hochstetter, R Zhu, A Loeffler, A Diaz-Alvarez… - Nature …, 2021 - nature.com
The brain's efficient information processing is enabled by the interplay between its neuro-
synaptic elements and complex network structure. This work reports on the neuromorphic …

[HTML][HTML] Self-organized criticality as a framework for consciousness: A review study

N Walter, T Hinterberger - Frontiers in Psychology, 2022 - frontiersin.org
Objective No current model of consciousness is univocally accepted on either theoretical or
empirical grounds, and the need for a solid unifying framework is evident. Special attention …

[HTML][HTML] Cortical circuit dynamics are homeostatically tuned to criticality in vivo

Z Ma, GG Turrigiano, R Wessel, KB Hengen - Neuron, 2019 - cell.com
Homeostatic mechanisms stabilize neuronal activity in vivo, but whether this process gives
rise to balanced network dynamics is unknown. Here, we continuously monitored the …

Critical dynamics arise during structured information presentation within embodied in vitro neuronal networks

F Habibollahi, BJ Kagan, AN Burkitt… - Nature Communications, 2023 - nature.com
Understanding how brains process information is an incredibly difficult task. Amongst the
metrics characterising information processing in the brain, observations of dynamic near …

Criticality between cortical states

AJ Fontenele, NAP De Vasconcelos, T Feliciano… - Physical review …, 2019 - APS
Since the first measurements of neuronal avalanches, the critical brain hypothesis has
gained traction. However, if the brain is critical, what is the phase transition? For several …

Emergent dynamics of neuromorphic nanowire networks

A Diaz-Alvarez, R Higuchi, P Sanz-Leon, I Marcus… - Scientific reports, 2019 - nature.com
Neuromorphic networks are formed by random self-assembly of silver nanowires. Silver
nanowires are coated with a polymer layer after synthesis in which junctions between two …

Avalanches and criticality in self-organized nanoscale networks

JB Mallinson, S Shirai, SK Acharya, SK Bose… - Science …, 2019 - science.org
Current efforts to achieve neuromorphic computation are focused on highly organized
architectures, such as integrated circuits and regular arrays of memristors, which lack the …

Sleep restores an optimal computational regime in cortical networks

Y Xu, A Schneider, R Wessel, KB Hengen - Nature neuroscience, 2024 - nature.com
Sleep is assumed to subserve homeostatic processes in the brain; however, the set point
around which sleep tunes circuit computations is unknown. Slow-wave activity (SWA) is …

Impact of modular organization on dynamical richness in cortical networks

H Yamamoto, S Moriya, K Ide, T Hayakawa… - Science …, 2018 - science.org
As in many naturally formed networks, the brain exhibits an inherent modular architecture
that is the basis of its rich operability, robustness, and integration-segregation capacity …