Functional and effective connectivity: a review

KJ Friston - Brain connectivity, 2011 - liebertpub.com
Over the past 20 years, neuroimaging has become a predominant technique in systems
neuroscience. One might envisage that over the next 20 years the neuroimaging of …

Network modelling methods for FMRI

SM Smith, KL Miller, G Salimi-Khorshidi, M Webster… - Neuroimage, 2011 - Elsevier
There is great interest in estimating brain “networks” from FMRI data. This is often attempted
by identifying a set of functional “nodes”(eg, spatial ROIs or ICA maps) and then conducting …

Instantaneous and causal connectivity in resting state brain networks derived from functional MRI data

G Deshpande, P Santhanam, X Hu - Neuroimage, 2011 - Elsevier
BACKGROUND: Most neuroimaging studies of resting state networks have concentrated on
functional connectivity (FC) based on instantaneous correlation in a single network. In this …

Dual pathways for haptic and visual perception of spatial and texture information

K Sathian, S Lacey, R Stilla, GO Gibson, G Deshpande… - Neuroimage, 2011 - Elsevier
Segregation of information flow along a dorsally directed pathway for processing object
location and a ventrally directed pathway for processing object identity is well established in …

Cross hippocampal influence in mesial temporal lobe epilepsy measured with high temporal resolution functional magnetic resonance imaging

VL Morgan, BP Rogers, HH Sonmezturk, JC Gore… - …, 2011 - Wiley Online Library
Purpose Mesial temporal lobe epilepsy (mTLE) is a chronic disorder with spontaneous
seizures recurring for years, or even decades. Many structural and functional changes have …

A conditional Granger causality model approach for group analysis in functional magnetic resonance imaging

Z Zhou, X Wang, NJ Klahr, W Liu, D Arias, H Liu… - Magnetic resonance …, 2011 - Elsevier
Granger causality model (GCM) derived from multivariate vector autoregressive models of
data has been employed to identify effective connectivity in the human brain with functional …

[PDF][PDF] Critique of linear connectivity methods in functional magnetic resonance imaging

CE Davey - 2011 - minerva-access.unimelb.edu.au
Functional magnetic resonance imaging (fMRI) garners insight into brain functionality using
a non-invasive imaging technique that capitalises on the coupling between neuronal activity …

[PDF][PDF] Demonstrating causal links between time series associated with fMRI data using Granger analysis

BJ Smith, P Delmas, S Iwabuchi, IJ Kirk - academia.edu
An econometric autoregressive modelling-based technique, Granger analysis, has
increasingly been used for measuring causal connections between brain regions in …

[PDF][PDF] Demonstrating causal links between fMRI time series using time-lagged correlation

BJ Smith, P Delmas, S Iwabuchi, IJ Kirk - researchgate.net
An autoregressive modelling-based technique, Granger analysis, has increasingly been
used for measuring causal connections between brain regions in fundamental magnetic …

Investigations of Brain Network Alterations in Epilepsy Using Functional Magnetic Resonance Imaging

VL Morgan, B Abou-Khalil - MANAGEMENT OF EPILEPSY …, 2011 - books.google.com
Epilepsy is a chronic condition characterized by recurrent unprovoked seizures with
potentially disabling effects. These seizures, even when generated from a single focus, are …