[HTML][HTML] Dynamic effective connectivity

TS Zarghami, KJ Friston - Neuroimage, 2020 - Elsevier
Metastability is a key source of itinerant dynamics in the brain; namely, spontaneous
spatiotemporal reorganization of neuronal activity. This itinerancy has been the focus of …

[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 …

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 …

[HTML][HTML] Dynamics of large-scale fMRI networks: Deconstruct brain activity to build better models of brain function

FI Karahanoğlu, D Van De Ville - Current Opinion in Biomedical …, 2017 - Elsevier
Ongoing fluctuations of brain activity measured by functional magnetic resonance imaging
(fMRI) provide a novel window onto the organizational principles of brain function. Advances …

[HTML][HTML] On nodes and modes in resting state fMRI

KJ Friston, J Kahan, A Razi, KE Stephan, O Sporns - NeuroImage, 2014 - Elsevier
This paper examines intrinsic brain networks in light of recent developments in the
characterisation of resting state fMRI timeseries—and simulations of neuronal fluctuations …

[HTML][HTML] Dynamic primitives of brain network interaction

M Schirner, X Kong, BTT Yeo, G Deco, P Ritter - Neuroimage, 2022 - Elsevier
What dynamic processes underly functional brain networks? Functional connectivity (FC)
and functional connectivity dynamics (FCD) are used to represent the patterns and dynamics …

On stabilizing the variance of dynamic functional brain connectivity time series

WH Thompson, P Fransson - Brain Connectivity, 2016 - liebertpub.com
Assessment of dynamic functional brain connectivity based on functional magnetic
resonance imaging (fMRI) data is an increasingly popular strategy to investigate temporal …

[HTML][HTML] Functional connectivity dynamics: modeling the switching behavior of the resting state

ECA Hansen, D Battaglia, A Spiegler, G Deco, VK Jirsa - Neuroimage, 2015 - Elsevier
Functional connectivity (FC) sheds light on the interactions between different brain regions.
Besides basic research, it is clinically relevant for applications in Alzheimer's disease …

[HTML][HTML] On the intersection between data quality and dynamical modelling of large-scale fMRI signals

KM Aquino, B Fulcher, S Oldham, L Parkes, L Gollo… - NeuroImage, 2022 - Elsevier
Large-scale dynamics of the brain are routinely modelled using systems of nonlinear
dynamical equations that describe the evolution of population-level activity, with distinct …

Estimating dynamic connectivity states in fMRI using regime-switching factor models

CM Ting, H Ombao, SB Samdin… - IEEE transactions on …, 2017 - ieeexplore.ieee.org
We consider the challenges in estimating the state-related changes in brain connectivity
networks with a large number of nodes. Existing studies use the sliding-window analysis or …