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Development of Network Synchronization Predicts Language Abilities
2016
Journal of Cognitive Neuroscience
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How task-dependent synchronization during word production develops throughout childhood and adolescence, as well as how such network coherence is related to the development of language abilities, remains ...
Network topologies were calculated for brain regions associated with verb generation, and were significantly associated with both age and language abilities. ...
Acknowledgments We would like to thank Annette Ye and Simeon Wong for their help with data analysis on this project. ...
doi:10.1162/jocn_a_00879
pmid:26401810
pmcid:PMC4884083
fatcat:2sezsb52tbgqzd4dvf3gkwv7hu
Age-Related Alterations in Electroencephalography Connectivity and Network Topology During n-Back Working Memory Task
2018
Frontiers in Human Neuroscience
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Analysis of inter-regional synchronization and topological characteristics based on graph theory is thus an appropriate way to explore natural age-related changes in the human brain. ...
The effects of aging on network topology were examined using a brain connectivity toolbox. ...
FUNDING This work was supported by the National Natural Science Foundation of China (61401518, 81673681, and 81473357) and the Double First-Class University project. ...
doi:10.3389/fnhum.2018.00484
pmid:30574079
pmcid:PMC6291464
fatcat:xt25apw2ivgsrkwyhe65lyq3hi
Individual Topological Analysis of Synchronization-Based Brain Connectivity
2020
Applied Sciences
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Functional connectivity analysis aims at assessing the strength of functional coupling between the signal responses in distinct brain areas. ...
We found that the individual topological organization of the resulting synchronization-based connectivity networks shows a finer modular organization than that identified with the other two metrics and ...
Analysis of fMRI Synchronization-Based Connectivity
Identification and Analysis of Functional Modules Louvain algorithm [45] has been used to find communities of ROIs in the three functional networks ...
doi:10.3390/app10093275
fatcat:wx5aypli7zcphfq53wd5z4gjly
Evaluating the effect of aging on interference resolution with time-varying complex networks analysis
2015
Frontiers in Human Neuroscience
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In this study we used graph theory analysis to investigate age-related reorganization of functional networks during the active maintenance of information that is interrupted by external interference. ...
Data analysis focused on the topology/temporal evolution of functional networks during both the maintenance and interference windows. ...
Synchronization Analysis The construction of the functional networks relies on the evaluation of the PS between brain regions. ...
doi:10.3389/fnhum.2015.00255
pmid:26029079
pmcid:PMC4428067
fatcat:altyk3qjbjbzvphdn4kw36uhqm
Loss of 'Small-World' Networks in Alzheimer's Disease: Graph Analysis of fMRI Resting-State Functional Connectivity
2010
PLoS ONE
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The form and role of functional connectivity changes thus remains ambiguous. ...
Citation: Sanz-Arigita EJ, Schoonheim MM, Damoiseaux JS, Rombouts SARB, Maris E, et al. (2010) Loss of 'Small-World' Networks in Alzheimer's Disease: Graph Analysis of fMRI Resting-State Functional Connectivity ...
Analysis of regional differences in synchronization Based on the group differences demonstrated with graph analysis, a post-hoc analysis was performed at the level of regional synchronization. ...
doi:10.1371/journal.pone.0013788
pmid:21072180
pmcid:PMC2967467
fatcat:23vlegvpl5evfppihrnub4ldra
Cognition is related to resting-state small-world network topology: an magnetoencephalographic study
2011
Neuroscience
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Network analysis was performed on restingstate, eyes-closed magnetoencephalography (MEG) data, after determining functional connectivity between each pair of sensors. ...
These results provide further evidence for the value of functional brain network topology for cognitive functioning and suggest that gender is an important factor in this respect. ...
Synchronization likelihood The synchronization likelihood (SL, see Stam and van Dijk, 2002) was used as an index of functional connectivity. ...
doi:10.1016/j.neuroscience.2010.11.039
pmid:21130847
fatcat:54m2onrlq5d6blmx3ryq2jfyaa
EEG-Derived Functional Connectivity Patterns Associated with Mild Cognitive Impairment in Parkinson's Disease
2021
Behavioral Sciences
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The EEG was performed in the waking functional state with eyes closed, for the functional analysis it was used the synchronization likelihood (SL) and graph theory (GT). ...
In PD-MCI patients, alterations in executive function and working memory are related to beta integration. ...
The topological analysis of the network, based on graph theory, was carried out from the SL of all possible combinations of electrodes. ...
doi:10.3390/bs11030040
pmid:33806841
fatcat:c77yikufrrcund65iyyjjpb4nq
Cognitive Effort Drives Workspace Configuration of Human Brain Functional Networks
2011
Journal of Neuroscience
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We tested specific predictions of workspace theory, using graph theoretical measures of network topology and physical distance of synchronization, in magnetoencephalographic data recorded from healthy ...
Processes of workspace formation and relaxation in relation to time-varying demands for cognitive effort could be visualized occurring in the course of task trials lasting <2 s. ...
Significant task-related differences in topology and synchronization distance were also evident at a nodal level of analysis. ...
doi:10.1523/jneurosci.0440-11.2011
pmid:21632947
pmcid:PMC6622866
fatcat:b57df4ndtrfk5cgzgtlfsstx6a
Beta-Band Functional Connectivity Influences Audiovisual Integration in Older Age: An EEG Study
2017
Frontiers in Aging Neuroscience
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Furthermore, increased beta band functional connectivity influences the performance of audiovisual integration during normal aging. ...
We applied the Phase Lag Index to study the dynamics of functional connectivity. ...
This study was financially supported by the National Natural Science Foundation of China (grant numbers 61473043 and 81671776), the Beijing Municipal Science & Technology Commission (grant number Z161100002616020 ...
doi:10.3389/fnagi.2017.00239
pmid:28824411
pmcid:PMC5545595
fatcat:xcpf4f7mdbhdblts3q3dod6lxa
Development of human brain cortical network architecture during infancy
2014
Brain Structure and Function
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Based on spatial independent component analysis and longitudinal linear mixed effect modeling, our results unveiled the detailed topology and growth trajectories of nine cortical functional networks. ...
and isolated in neonates but demonstrated consistent synchronization during the first two years of life (connectivity increases 0.13~0.35). ...
Acknowledgments This work was supported by National Institutes of Health grant R01MH070890-09A1 to JHG; R01NS055754 to WL; Foundation of Hope for Research and Treatment of Mental Illness Award to WG; and ...
doi:10.1007/s00429-014-0710-3
pmid:24469153
pmcid:PMC4850360
fatcat:5j35andgnfdmljohkpbrl4p6gm
EEG functional network topology is associated with disability in patients with amyotrophic lateral sclerosis
2016
Scientific Reports
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These findings suggest that the topology of resting-state functional networks in ALS is affected by the disease in relation to disability. ...
In this view, structural and functional network studies based on diffusion tensor imaging (DTI) and functional magnetic resonance (fMRI) have contributed in elucidating basic mechanisms related to ALS ...
power, and the MST is based on the ranking of connections, not on their absolute values. ...
doi:10.1038/srep38653
pmid:27924954
pmcid:PMC5141491
fatcat:ywnplbrvcrgytbfiacrypcsyty
Mutations in the SPAST gene causing hereditary spastic paraplegia are related to global topological alterations in brain functional networks
2019
Neurological Sciences
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Conclusion Mutations in the SPAST gene are related to a reorganization of the brain topology. ...
Aim Our aim was to describe the rearrangements of the brain activity related to genetic mutations in the SPAST gene. ...
Connectivity estimation The
Graph theoretical analysis The weighted adjacency matrices were used to reconstruct a functional network, with the 90 regions of the AAL atlas are represented as nodes and ...
doi:10.1007/s10072-019-3725-y
fatcat:3ikafq3kgje4df6xfpa3v4ssye
Synchrony and complexity in state-related EEG networks: an application of spectral graph theory
[article]
2019
bioRxiv
pre-print
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On the other hand, correlation analysis indicated that although dynamical and topological properties of random networks are completely independent, these network features can be related in the case of ...
Our goal here was to introduce spectral graph theory as a reliable approach to determine dynamic properties of functional brain networks and to find how topological versus dynamical features differentiate ...
We used the Entropy function in the image processing toolbox of MATLAB (ver. 2016a) that works based on the Imhist function.
6-Statistical analysis
6-1 Probability distribution of an adjacency matrix ...
doi:10.1101/729806
fatcat:zjfr3cwpmzgrriwzubwylr2rse
It's a matter of time: Reframing the development of cognitive control as a modification of the brain's temporal dynamics
2016
Developmental Cognitive Neuroscience
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Ongoing changes in temporal coupling have long represented a fundamental pillar in both empirical and theoretical-based accounts of brain function, but have been largely ignored by traditional neuroimaging ...
in terms of inter-regional functional coupling dynamics. ...
Innovation Trust to JBM and a Canadian Institute of Health Research (CIHR) postdoctoral fellowship and Brain and Behavior Research Foundation NARSAD Young Investigator Grant to RMH. ...
doi:10.1016/j.dcn.2015.08.006
pmid:26375924
pmcid:PMC6990064
fatcat:aetwhrgsjfeqba2a2oxd7fvpi4
Disturbed resting state EEG synchronization in bipolar disorder: A graph-theoretic analysis
2013
NeuroImage: Clinical
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Disruption of functional connectivity may be a key feature of bipolar disorder (BD) which reflects disturbances of synchronization and oscillations within brain networks. ...
These results suggest that BD patients show impaired neural synchronization at rest and a disruption of resting-state functional connectivity. ...
the Vice Provost of Research at Indiana University Bloomington through a Faculty Research Support Program award to BFO and WPH. ...
doi:10.1016/j.nicl.2013.03.007
pmid:24179795
pmcid:PMC3777715
fatcat:w3v23yjbsrfp7pyicdse6tsguy
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