Results 31 to 40 of about 391,425 (267)

Shapley ratings in brain networks [PDF]

open access: yesFrontiers in Neuroinformatics, 2007
Recent applications of network theory to brain networks as well as the expanding empirical databases of brain architecture spawn an interest in novel techniques for analyzing connectivity patterns in the brain. Treating individual brain structures as nodes in a directed graph model permits the application of graph theoretical concepts to the analysis ...
Rolf Kötter   +7 more
openaire   +4 more sources

Rate and oscillatory switching dynamics of a multilayer visual microcircuit model

open access: yeseLife, 2022
The neocortex is organized around layered microcircuits consisting of a variety of excitatory and inhibitory neuronal types which perform rate- and oscillation-based computations.
Gerald Hahn   +4 more
doaj   +1 more source

New Concepts in Brain Networks [PDF]

open access: yesFrontiers in Systems Neuroscience, 2012
This special issue on “New Concepts in Brain Networks” contains articles that review or propose new approaches for investigating brain connectivity. This topic is highly relevant and has been at the forefront of neuroscientific research in recent years.
Turner, R., Lohmann, G.
openaire   +5 more sources

Nested oscillations and brain connectivity during sequential stages of feature-based attention

open access: yesNeuroImage, 2020
Brain mechanisms of visual selective attention involve both local and network-level activity changes at specific oscillatory rhythms, but their interplay remains poorly explored.
Mattia F. Pagnotta   +2 more
doaj   +1 more source

Efficient high-resolution TMS mapping of the human motor cortex by nonlinear regression

open access: yesNeuroImage, 2021
Transcranial magnetic stimulation (TMS) is a powerful tool to investigate causal structure-function relationships in the human brain. However, a precise delineation of the effectively stimulated neuronal populations is notoriously impeded by the ...
Ole Numssen   +5 more
doaj   +1 more source

Brain Anatomical Network and Intelligence

open access: yesPLoS Computational Biology, 2009
Intuitively, higher intelligence might be assumed to correspond to more efficient information transfer in the brain, but no direct evidence has been reported from the perspective of brain networks. In this study, we performed extensive analyses to test the hypothesis that individual differences in intelligence are associated with brain structural ...
Yonghui Li   +6 more
openaire   +7 more sources

Evoked resonant neural activity long-term dynamics can be reproduced by a computational model with vesicle depletion

open access: yesNeurobiology of Disease
Subthalamic deep brain stimulation (DBS) robustly generates high-frequency oscillations known as evoked resonant neural activity (ERNA). Recently the importance of ERNA has been demonstrated through its ability to predict the optimal DBS contact in the ...
James J. Sermon   +4 more
doaj   +1 more source

Using Low-Dimensional Manifolds to Map Relationships Between Dynamic Brain Networks

open access: yesFrontiers in Human Neuroscience, 2019
As the field of dynamic brain networks continues to expand, new methods are needed to allow for optimal handling and understanding of this explosion in data.
Mohsen Bahrami   +10 more
doaj   +1 more source

The Effects of Mindfulness on Brain Network Dynamics Following an Acute Stressor in a Population of Drinking Adults

open access: yesBrain Sciences
Background: Previous research has found that mindfulness-based techniques are beneficial for reducing stress in heavy-drinking individuals. However, the underlying neurobiology of these stress-reducing effects are unclear.
Shannon M. O’Donnell   +6 more
doaj   +1 more source

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