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

DJ Lurie, D Kessler, DS Bassett, RF Betzel… - Network …, 2020 - direct.mit.edu
The brain is a complex, multiscale dynamical system composed of many interacting regions.
Knowledge of the spatiotemporal organization of these interactions is critical for establishing …

Tools of the trade: estimating time-varying connectivity patterns from fMRI data

A Iraji, A Faghiri, N Lewis, Z Fu… - Social cognitive and …, 2021 - academic.oup.com
Given the dynamic nature of the brain, there has always been a motivation to move beyond
'static'functional connectivity, which characterizes functional interactions over an extended …

Replicability of time-varying connectivity patterns in large resting state fMRI samples

A Abrol, E Damaraju, RL Miller, JM Stephen, ED Claus… - Neuroimage, 2017 - Elsevier
The past few years have seen an emergence of approaches that leverage temporal changes
in whole-brain patterns of functional connectivity (the chronnectome). In this chronnectome …

Structure–function relationships during segregated and integrated network states of human brain functional connectivity

M Fukushima, RF Betzel, Y He… - Brain Structure and …, 2018 - Springer
Structural white matter connections are thought to facilitate integration of neural information
across functionally segregated systems. Recent studies have demonstrated that changes in …

Endless fluctuations: temporal dynamics of the amplitude of low frequency fluctuations

W Liao, J Li, GJ Ji, GR Wu, Z Long, Q Xu… - … on Medical Imaging, 2019 - ieeexplore.ieee.org
Intrinsic neural activity ubiquitously persists in all physiological states. However, how
intrinsic brain activity (iBA) changes over a short time remains unknown. To uncover the …

[HTML][HTML] Metastability, fractal scaling, and synergistic information processing: What phase relationships reveal about intrinsic brain activity

F Hancock, J Cabral, AI Luppi, FE Rosas… - NeuroImage, 2022 - Elsevier
Dynamic functional connectivity (dFC) in resting-state fMRI holds promise to deliver
candidate biomarkers for clinical applications. However, the reliability and interpretability of …

Dynamic functional connectivity profile of the salience network across the life span

W Snyder, LQ Uddin, JS Nomi - Human Brain Mapping, 2021 - Wiley Online Library
The insular cortex and anterior cingulate cortex together comprise the salience or
midcingulo‐insular network, involved in detecting salient events and initiating control signals …

Space: a missing piece of the dynamic puzzle

A Iraji, R Miller, T Adali, VD Calhoun - Trends in cognitive sciences, 2020 - cell.com
There has been growing interest in studying the temporal reconfiguration of brain functional
connectivity to understand the role of dynamic interaction (eg, integration and segregation) …

Catecholaminergic manipulation alters dynamic network topology across cognitive states

JM Shine, RL van den Brink, D Hernaus… - Network …, 2018 - direct.mit.edu
The human brain is able to flexibly adapt its information processing capacity to meet a
variety of cognitive challenges. Recent evidence suggests that this flexibility is reflected in …

[HTML][HTML] Interpreting null models of resting-state functional MRI dynamics: Not throwing the model out with the hypothesis

R Liégeois, BTT Yeo, D Van De Ville - NeuroImage, 2021 - Elsevier
Null models are useful for assessing whether a dataset exhibits a non-trivial property of
interest. These models have recently gained interest in the neuroimaging community as …