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[PDF] Top 20 Brain connectivity using geodesics in HARDI

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Brain connectivity using geodesics in HARDI

Brain connectivity using geodesics in HARDI

... shows connectivity measures and some geodesics obtained from dif- ferent seeds manually placed into major bers bundles, which agree with our knowledge of the white matter ...of using a 5D space: ... Voir le document complet

9

Detection of brain functional-connectivity difference in post-stroke patients using group-level covariance modeling

Detection of brain functional-connectivity difference in post-stroke patients using group-level covariance modeling

... Functional brain connectivity, as revealed through distant correlations in the signals measured by functional Magnetic Resonance Imaging (fMRI), is a promising source of biomarkers of brain ... Voir le document complet

9

Altered Neocortical Gene Expression, Brain Overgrowth and Functional Over-Connectivity in Chd8 Haploinsufficient Mice.

Altered Neocortical Gene Expression, Brain Overgrowth and Functional Over-Connectivity in Chd8 Haploinsufficient Mice.

... lysing in 8 M urea, 1% CHAPS, 50 mM Tris (pH ...resolved using gel ...blocked in 5% nonfat milk powder (Bio-Rad) and 1% bovine serum albumin (BSA, Sigma) in TBS with ...1:5000) in 3% ... Voir le document complet

15

Abstracts Fourth Biennial Conference on Resting State Brain Connectivity

Abstracts Fourth Biennial Conference on Resting State Brain Connectivity

... preprocessed using methods described in (Siegle et ...changes in functional connectivity between all nodes of canonical RSNs defined by Power et ...fluctuations in pupil ...strength ... Voir le document complet

158

Analytical Operations Relate Structural and Functional Connectivity in the Brain

Analytical Operations Relate Structural and Functional Connectivity in the Brain

... present in the correlations of the empirical data [ 27 ] could be nonetheless decomposed in a meaningful way as a linear combina- tion of the same projectors of the total empCov, we performed a ... Voir le document complet

26

Testing for Differences in Gaussian Graphical Models: Applications to Brain Connectivity

Testing for Differences in Gaussian Graphical Models: Applications to Brain Connectivity

... Functional brain networks are well described and estimated from data with Gaus- sian Graphical Models (GGMs), ...e.g. using sparse inverse covariance ...functional connectivity of subjects in ... Voir le document complet

14

Default network connectivity reflects the level of consciousness in non-communicative brain-damaged patients.

Default network connectivity reflects the level of consciousness in non-communicative brain-damaged patients.

... 2007). In a first step, functional images were re-aligned, normalized and smoothed (4 mm full width at half maximum Gaussian kernel) using Statistical Parametric ...implemented in the probabilistic ... Voir le document complet

11

Multivariate approach for brain decomposable connectivity networks

Multivariate approach for brain decomposable connectivity networks

... of brain functional network using fMRI ...solution. In the framework of linear Gaussian instantaneous exchanges, the well known partial correla- tion is usually ...of brain function networks ... Voir le document complet

5

Computational Brain Connectivity Mapping: A Core Health and Scientific Challenge

Computational Brain Connectivity Mapping: A Core Health and Scientific Challenge

... commensurate in their ...and in various representations such as spherical coordinates or Cartesian ...model in dMRI is the 2nd order diffusion tensor (DTI) (Basser et ... Voir le document complet

13

Anomaly detection in brain connectivity structure : an application to epilepsy

Anomaly detection in brain connectivity structure : an application to epilepsy

... When applied to data from epilepsy patients, we observe that using the geometrically defined fine parcelation instead of the anatomically defined coarse parcelation improv[r] ... Voir le document complet

65

Connectivity-informed Sparse Classifiers for fMRI Brain Decoding

Connectivity-informed Sparse Classifiers for fMRI Brain Decoding

... spurious. Using LR resulted in 2% higher accuracy compared to SVM, but the classifier weight patterns appeared ...increase in accuracy, but only a slight improvement in localization of ... Voir le document complet

5

Transport on Riemannian Manifold for Connectivity-based Brain Decoding

Transport on Riemannian Manifold for Connectivity-based Brain Decoding

... interest in using functional magnetic resonance imaging (fMRI) for brain decoding applications [1, ...decoding brain volumes acquired during brief, externally-guided tasks, in which the ... Voir le document complet

10

Functional Brain Connectivity as a New Feature for P300 Speller

Functional Brain Connectivity as a New Feature for P300 Speller

... difference in ERP signals while Fig 4B and Fig 5B show the difference in the ...different connectivity maps are shown in Fig 4C and Fig ...greater in the case of target than non-target ... Voir le document complet

26

Age-Related Differences in Functional and Structural Connectivity in the Spatial Navigation Brain Network

Age-Related Differences in Functional and Structural Connectivity in the Spatial Navigation Brain Network

... estimated using CompCor ( Behzadi et ...difference in functional connectivity, two-sided two-sample t-tests were then performed to compare ROI-to- ROI connectivity between the young and the ... Voir le document complet

14

Gradients of connectivity as graph Fourier bases of brain activity

Gradients of connectivity as graph Fourier bases of brain activity

... connectopies) using Lapla- cian eigenmaps ( Belkin & Niyogi , 2003 ...voxel in the selected region, a connectivity fingerprint was obtained computing correlation with the fMRI time series from all ... Voir le document complet

16

Aberrant brain network connectivity in presymptomatic and manifest Huntington's disease: A systematic review

Aberrant brain network connectivity in presymptomatic and manifest Huntington's disease: A systematic review

... conducted in three online databases according to PRISMA guidelines, using keywords for HD, functional con- nectivity, and ...investigating connectivity in presymptomatic (pre-HD) and manifest ... Voir le document complet

15

Multiple Kernel Learning Model for Relating Structural and Functional Connectivity in the Brain

Multiple Kernel Learning Model for Relating Structural and Functional Connectivity in the Brain

... functional connectivity using the proposed model with models at either end of the com- plexity ...state brain networks is significantly well captured by our ...application in characterizing ... Voir le document complet

15

Extending Riemannian Brain-Computer Interface to Functional Connectivity Estimators

Extending Riemannian Brain-Computer Interface to Functional Connectivity Estimators

... made using the Brainstorm toolbox ...proposed in Fig. 1. In the present work, we respectively obtained an averaged diversity of 50% with PLV and of 47% with Coh, meaning that on average, 50% of the ... Voir le document complet

3

A Novel Sparse Graphical Approach for Multimodal Brain Connectivity Inference

A Novel Sparse Graphical Approach for Multimodal Brain Connectivity Inference

... intra-subject brain connectivity. Specifically, we cast connectivity estimation as a sparse inverse covariance learning problem ...[8]. Using SGGM thus enables simultaneous estimation of ... Voir le document complet

9

Abnormal structural and functional brain connectivity in gray matter heterotopia

Abnormal structural and functional brain connectivity in gray matter heterotopia

... assess using physiological methods whether aberrantly connected regions of gray matter contain neurons that are indeed intrinsically hyperexcitable as a result of their structural and functional changes, as noted ... Voir le document complet

17

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