Results 21 to 30 of about 201,441 (259)

EEG effective connectivity during the first year of life mirrors brain synaptogenesis, myelination, and early right hemisphere predominance

open access: yesNeuroImage, 2022
Introduction: The maturation of electroencephalogram (EEG) effective connectivity in healthy infants during the first year of life is described. Methods: Participants: A cross-sectional sample of 125 healthy at-term infants, from 0 to 12 months of age ...
Jorge Bosch-Bayard   +7 more
doaj   +1 more source

Networks underpinning emotion: A systematic review and synthesis of functional and effective connectivity

open access: yesNeuroImage, 2021
Existing models of emotion processing are based almost exclusively on brain activation data, yet make assumptions about network connectivity. There is a need to integrate connectivity findings into these models.We systematically reviewed all studies of ...
Raphael Underwood   +4 more
doaj   +1 more source

Effective connectivity in autism [PDF]

open access: yesAutism Research, 2019
The aim was to go beyond functional connectivity, by measuring in the first large‐scale study differences in effective, that is directed, connectivity between brain areas in autism compared to controls. Resting‐state functional magnetic resonance imaging was analyzed from the Autism Brain Imaging Data Exchange (ABIDE) data set in 394 people with autism
Edmund T. Rolls   +5 more
openaire   +2 more sources

Super-Selective Reconstruction of Causal and Direct Connectivity With Application to in vitro iPSC Neuronal Networks

open access: yesFrontiers in Neuroscience, 2021
Despite advancements in the development of cell-based in-vitro neuronal network models, the lack of appropriate computational tools limits their analyses.
Francesca Puppo   +3 more
doaj   +1 more source

Brain connectivity changes associated with episodic recollection decline in aging: A review of fMRI studies

open access: yesFrontiers in Aging Neuroscience, 2022
With advancing age, individuals experience a gradual decline in recollection, the ability to retrieve personal experiences accompanied by details, such as temporal and spatial contextual information. Numerous studies have identified several brain regions
Selene Cansino
doaj   +1 more source

Determination of Dynamic Brain Connectivity via Spectral Analysis

open access: yesFrontiers in Human Neuroscience, 2021
Spectral analysis based on neural field theory is used to analyze dynamic connectivity via methods based on the physical eigenmodes that are the building blocks of brain dynamics.
Peter A. Robinson   +12 more
doaj   +1 more source

Asymmetric high-order anatomical brain connectivity sculpts effective connectivity

open access: yesNetwork Neuroscience, 2020
Bridging the gap between symmetric, direct white matter brain connectivity and neural dynamics that are often asymmetric and polysynaptic may offer insights into brain architecture, but this remains an unresolved challenge in neuroscience.
Arseny A. Sokolov   +6 more
doaj   +1 more source

Altruism in networks: the effect of connections [PDF]

open access: yesBiology Letters, 2011
Why are individuals altruistic to their friends? Theory suggests that individual, relationship and network factors will all influence the levels of altruism; but to date, the effects of social network structure have received relatively little attention.
Curry O., Dunbar R.I.M.
openaire   +3 more sources

Developmental Differences of Structural Connectivity and Effective Connectivity in Semantic Judgments of Chinese Characters

open access: yesFrontiers in Human Neuroscience, 2020
Previous studies have investigated the developmental differences of semantic processing regarding brain activation between adults and children. However, little is known about whether the patterns of structural connectivity and effective connectivity ...
Li-Ying Fan   +13 more
doaj   +1 more source

Multivariate autoregressive model estimation for high-dimensional intracranial electrophysiological data

open access: yesNeuroImage, 2022
Fundamental to elucidating the functional organization of the brain is the assessment of causal interactions between different brain regions. Multivariate autoregressive (MVAR) modeling techniques applied to multisite electrophysiological recordings are ...
Christopher M. Endemann   +4 more
doaj   +1 more source

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