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Evaluation of confound regression strategies for the mitigation of micromovement artifact in studies of dynamic resting-state functional connectivity and multilayer network modularity.

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TLDR
A systematic evaluation of 12 commonly used participant-level confound regression strategies designed to mitigate the effects of micromovements in a sample of 393 youths indicates variability in the effectiveness of the evaluated pipelines across benchmarks.
Abstract
Dynamic functional connectivity reflects the spatiotemporal organization of spontaneous brain activity in health and disease. Dynamic functional connectivity may be susceptible to artifacts induced...

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Questions and controversies in the study of time-varying functional connectivity in resting fMRI

TL;DR: The brain is a complex, multiscale dynamical system composed of many interacting regions as mentioned in this paper, and knowledge of the spatiotemporal organization of these interactions is critical for establishing a solid understanding of the brain.
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LSD alters dynamic integration and segregation in the human brain.

TL;DR: Increased small-worldness of brain networks predicts LSD-induced ego-dissolution and untethers functional connectivity from the constraint of structural connectivity, which bridge pharmacodynamics, subjective experience and brain dynamics.
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Altered resting-state dynamic functional brain networks in major depressive disorder: Findings from the REST-meta-MDD consortium

TL;DR: The findings suggest that excessive temporal variations of brain FC, reflecting abnormal communications between large-scale bran networks over time, may underlie the neuropathology of MDD.
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Repetitive negative thinking in daily life and functional connectivity among default mode, fronto-parietal, and salience networks.

TL;DR: It is found that flexibility of the salience network’s pattern of connections with brain regions is protective against increases in RNT following sadness, highlighting the importance of functional brain networks implicated in cognitive conflict signaling, self-referential thought, and cognitive flexibility for understanding maladaptive responses to sadness in daily life.
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Longitudinal functional brain network reconfiguration in healthy aging.

TL;DR: The results indicate that older age is related to higher variability in modular organization, and global flexibility, as well as network‐specific flexibility of the default mode, frontoparietal control, and somatomotor networks, were significantly associated with age at baseline.
References
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Journal ArticleDOI

Controlling the false discovery rate: a practical and powerful approach to multiple testing

TL;DR: In this paper, a different approach to problems of multiple significance testing is presented, which calls for controlling the expected proportion of falsely rejected hypotheses -the false discovery rate, which is equivalent to the FWER when all hypotheses are true but is smaller otherwise.
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AFNI: software for analysis and visualization of functional magnetic resonance neuroimages

TL;DR: A package of computer programs for analysis and visualization of three-dimensional human brain functional magnetic resonance imaging (FMRI) results is described and techniques for automatically generating transformed functional data sets from manually labeled anatomical data sets are described.
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Complex brain networks: graph theoretical analysis of structural and functional systems

TL;DR: This article reviews studies investigating complex brain networks in diverse experimental modalities and provides an accessible introduction to the basic principles of graph theory and highlights the technical challenges and key questions to be addressed by future developments in this rapidly moving field.
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Spurious but systematic correlations in functional connectivity MRI networks arise from subject motion

TL;DR: The results suggest the need for greater care in dealing with subject motion, and the need to critically revisit previous rs-fcMRI work that may not have adequately controlled for effects of transient subject movements.
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