User profiles for J. Tournier

Jacques-Donald Tournier

Reader, Division of Imaging Sciences & Biomedical Engineering, King's College London
Verified email at kcl.ac.uk
Cited by 25286

MRtrix3: A fast, flexible and open software framework for medical image processing and visualisation

JD Tournier, R Smith, D Raffelt, R Tabbara… - Neuroimage, 2019 - Elsevier
MRtrix3 is an open-source, cross-platform software package for medical image processing,
analysis and visualisation, with a particular emphasis on the investigation of the brain using …

[HTML][HTML] Diffusion tensor imaging and beyond

JD Tournier, S Mori, A Leemans - Magnetic resonance in medicine, 2011 - ncbi.nlm.nih.gov
The diffusion of water molecules inside organic tissues is often anisotropic (1). Namely, if
there are aligned structures in the tissue, the apparent diffusion coefficient (ADC) of water may …

Airway epithelial repair, regeneration, and remodeling after injury in chronic obstructive pulmonary disease

E Puchelle, JM Zahm, JM Tournier… - Proceedings of the …, 2006 - atsjournals.org
Tournier and colleagues (74) reported that the α 3 α 5 β 2 nAChR is involved in human
bronchial epithelial cell migration and wound repair and that nicotine increased the intracellular …

Robust determination of the fibre orientation distribution in diffusion MRI: non-negativity constrained super-resolved spherical deconvolution

JD Tournier, F Calamante, A Connelly - Neuroimage, 2007 - Elsevier
Diffusion-weighted (DW) MR images contain information about the orientation of brain white
matter fibres that potentially can be used to study human brain connectivity in vivo using …

Direct estimation of the fiber orientation density function from diffusion-weighted MRI data using spherical deconvolution

JD Tournier, F Calamante, DG Gadian, A Connelly - Neuroimage, 2004 - Elsevier
Diffusion-weighted magnetic resonance imaging can provide information related to the
arrangement of white matter fibers. The diffusion tensor is the model most commonly used to …

MRtrix: diffusion tractography in crossing fiber regions

JD Tournier, F Calamante… - International journal of …, 2012 - Wiley Online Library
In recent years, diffusion‐weighted magnetic resonance imaging has attracted considerable
attention due to its unique potential to delineate the white matter pathways of the brain. …

Multi-tissue constrained spherical deconvolution for improved analysis of multi-shell diffusion MRI data

…, JD Tournier, T Dhollander, A Connelly, J Sijbers - NeuroImage, 2014 - Elsevier
… x j is the unknown vector of coefficients of the ODF of tissue j, C i,j is the matrix relating the
coefficients of the ODF of tissue j to … of spherical convolution and A j is the tissue specific matrix …

Investigating the prevalence of complex fiber configurations in white matter tissue with diffusion magnetic resonance imaging

…, JD Tournier, DK Jones, J Sijbers - Human brain …, 2013 - Wiley Online Library
It has long been recognized that the diffusion tensor model is inappropriate to characterize
complex fiber architecture, causing tensor‐derived measures such as the primary eigenvector …

Anatomically-constrained tractography: improved diffusion MRI streamlines tractography through effective use of anatomical information

RE Smith, JD Tournier, F Calamante, A Connelly - Neuroimage, 2012 - Elsevier
Diffusion MRI streamlines tractography suffers from a number of inherent limitations, one of
which is the accurate determination of when streamlines should be terminated. Use of an …

Resolving crossing fibres using constrained spherical deconvolution: validation using diffusion-weighted imaging phantom data

JD Tournier, CH Yeh, F Calamante, KH Cho… - Neuroimage, 2008 - Elsevier
Diffusion-weighted imaging can potentially be used to infer the connectivity of the human brain
in vivo using fibre-tracking techniques, and is therefore of great interest to neuroscientists …