[HTML][HTML] A test-retest study on Parkinson's PPMI dataset yields statistically significant white matter fascicles

M Cousineau, PM Jodoin, E Garyfallidis, MA Côté… - NeuroImage: Clinical, 2017 - Elsevier
In this work, we propose a diffusion MRI protocol for mining Parkinson's disease diffusion
MRI datasets and recover robust disease-specific biomarkers. Using advanced high angular …

MAPL: Tissue microstructure estimation using Laplacian-regularized MAP-MRI and its application to HCP data

RHJ Fick, D Wassermann, E Caruyer, R Deriche - NeuroImage, 2016 - Elsevier
The recovery of microstructure-related features of the brain's white matter is a current
challenge in diffusion MRI. To robustly estimate these important features from multi-shell …

Diffusion MRI microstructure models with in vivo human brain Connectome data: results from a multi‐group comparison

U Ferizi, B Scherrer, T Schneider, M Alipoor… - NMR in …, 2017 - Wiley Online Library
A large number of mathematical models have been proposed to describe the measured
signal in diffusion‐weighted (DW) magnetic resonance imaging (MRI). However, model …

High-angular resolution diffusion tensor imaging: physical foundation and geometric framework

L Florack, R Sengers - Frontiers in Physics, 2024 - frontiersin.org
This paper proposes a statistical physics-based data assimilation model for the mobility of
water-bound hydrogen nuclear spins in the brain in the context of diffusion weighted …

Non-parametric graphnet-regularized representation of dMRI in space and time

RHJ Fick, A Petiet, M Santin, AC Philippe… - Medical image …, 2018 - Elsevier
Effective representation of the four-dimensional diffusion MRI signal–varying over three-
dimensional q-space and diffusion time τ–is a sought-after and still unsolved challenge in …

Reducing the number of samples in spatiotemporal dMRI acquisition design

P Filipiak, R Fick, A Petiet, M Santin… - Magnetic resonance …, 2019 - Wiley Online Library
Purpose Acquisition time is a major limitation in recovering brain white matter microstructure
with diffusion magnetic resonance imaging. The aim of this paper is to bridge the gap …

Multi-spherical diffusion mri: Exploring diffusion time using signal sparsity

RHJ Fick, A Petiet, M Santin, AC Philippe… - … Diffusion MRI: MICCAI …, 2017 - Springer
Effective representation of the diffusion signal's dependence on diffusion time is a sought-
after, yet still unsolved, challenge in diffusion MRI (dMRI). We propose a functional basis …

Advanced dMRI signal modeling for tissue microstructure characterization

R Fick - 2017 - theses.hal.science
This thesis is dedicated to furthering neuroscientific understanding of the human brain using
diffusion-sensitized Magnetic Resonance Imaging (dMRI). Within dMRI, we focus on the …

Joint Spatial-Angular Sparse Coding, Compressed Sensing, and Dictionary Learning for Diffusion MRI

ED Schwab - 2018 - jscholarship.library.jhu.edu
Neuroimaging provides a window into the inner workings of the human brain to diagnose
and prevent neurological diseases and understand biological brain function, anatomy, and …

Spatio-Temporal dMRI Acquisition Design: Reducing the Number of Samples Through a Relaxed Probabilistic Model

P Filipiak, R Fick, A Petiet, M Santin… - … Diffusion MRI: MICCAI …, 2018 - Springer
Acquisition time is a major limitation in recovering brain white matter microstructure with
diffusion Magnetic Resonance Imaging. Finding a sampling scheme that maximizes signal …