Maximizing sensory dynamic range by tuning the cortical state to criticality
SH Gautam, TT Hoang, K McClanahan… - PLoS computational …, 2015 - journals.plos.org
Modulation of interactions among neurons can manifest as dramatic changes in the state of
population dynamics in cerebral cortex. How such transitions in cortical state impact the …
population dynamics in cerebral cortex. How such transitions in cortical state impact the …
[HTML][HTML] Universal organization of resting brain activity at the thermodynamic critical point
Thermodynamic criticality describes emergent phenomena in a wide variety of complex
systems. In the mammalian cortex, one type of complex dynamics that spontaneously …
systems. In the mammalian cortex, one type of complex dynamics that spontaneously …
Adaptation towards scale-free dynamics improves cortical stimulus discrimination at the cost of reduced detection
Fundamental to the function of nervous systems is the ability to reorganize to cope with
changing sensory input. Although well-studied in single neurons, how such adaptive …
changing sensory input. Although well-studied in single neurons, how such adaptive …
Spontaneous cortical activity is transiently poised close to criticality
G Hahn, A Ponce-Alvarez, C Monier… - PLoS computational …, 2017 - journals.plos.org
Brain activity displays a large repertoire of dynamics across the sleep-wake cycle and even
during anesthesia. It was suggested that criticality could serve as a unifying principle …
during anesthesia. It was suggested that criticality could serve as a unifying principle …
Inhibitory control of correlated intrinsic variability in cortical networks
Cortical networks exhibit intrinsic dynamics that drive coordinated, large-scale fluctuations
across neuronal populations and create noise correlations that impact sensory coding. To …
across neuronal populations and create noise correlations that impact sensory coding. To …
Task-evoked activity quenches neural correlations and variability across cortical areas
Many large-scale functional connectivity studies have emphasized the importance of
communication through increased inter-region correlations during task states. In contrast …
communication through increased inter-region correlations during task states. In contrast …
[PDF][PDF] State-dependent changes in perception and coding in the mouse somatosensory cortex
An animal's behavioral state is reflected in the dynamics of cortical population activity and its
capacity to process sensory information. To better understand the relationship between …
capacity to process sensory information. To better understand the relationship between …
[PDF][PDF] Motor cortex feedback influences sensory processing by modulating network state
Long-range corticocortical communication may have important roles in context-dependent
sensory processing, yet we know very little about how these pathways influence their target …
sensory processing, yet we know very little about how these pathways influence their target …
Computational models link cellular mechanisms of neuromodulation to large-scale neural dynamics
Decades of neurobiological research have disclosed the diverse manners in which the
response properties of neurons are dynamically modulated to support adaptive cognitive …
response properties of neurons are dynamically modulated to support adaptive cognitive …
Cortical dynamics during naturalistic sensory stimulations: experiments and models
We report the results of our experimental and theoretical investigations of the neural
response dynamics in primary visual cortex (V1) during naturalistic visual stimulation. We …
response dynamics in primary visual cortex (V1) during naturalistic visual stimulation. We …