User profiles for D. Raffelt

David Raffelt

Florey Institute of Neuroscience / Fugro
Verified email at fugro.com
Cited by 5928

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] Fixel-based analysis of diffusion MRI: methods, applications, challenges and opportunities

…, G Poudel, TJ Silk, DN Vaughan, J Zanin, D Raffelt… - Neuroimage, 2021 - Elsevier
Diffusion MRI has provided the neuroimaging community with a powerful tool to acquire in-vivo
data sensitive to microstructural features of white matter, up to 3 orders of magnitude …

Apparent fibre density: a novel measure for the analysis of diffusion-weighted magnetic resonance images

D Raffelt, JD Tournier, S Rose, GR Ridgway… - Neuroimage, 2012 - Elsevier
… fibre population using an axially symmetric diffusion tensor, D, with FA of 0.7, a mean ADC …
) M i = f 1 e − b r i T D 1 r i + ( 1 − f 1 ) e − − b r i T D 2 r i where f 1 is the partial volume fraction …

[HTML][HTML] Investigating white matter fibre density and morphology using fixel-based analysis

DA Raffelt, JD Tournier, RE Smith, DN Vaughan… - Neuroimage, 2017 - Elsevier
… (d) Warps estimated from registration were used to warp FOD images to template space. (e)
Each FOD in the warped images was segmented to estimate a measure of FD per fixel. …

Symmetric diffeomorphic registration of fibre orientation distributions

D Raffelt, JD Tournier, J Fripp, S Crozier, A Connelly… - Neuroimage, 2011 - Elsevier
… Where c l m , and d l m represents the coefficient for the real valued SH function of degree l
… ( ϕ 2 ( x ′ , 0.5 ) J ) l m 2 d x where R l m describes the SH coefficient of degree l and order …

[HTML][HTML] Connectivity-based fixel enhancement: Whole-brain statistical analysis of diffusion MRI measures in the presence of crossing fibres

DA Raffelt, RE Smith, GR Ridgway, JD Tournier… - Neuroimage, 2015 - Elsevier
… 2d. Probabilistic streamlines are used to compute the connectivity to all other white matter
fixels (Fig. 2d shows only those streamlines extracted from the whole-brain tractogram that …

[PDF][PDF] Unsupervised 3-tissue response function estimation from single-shell or multi-shell diffusion MR data without a co-registered T1 image

T Dhollander, D Raffelt, A Connelly - ISMRM workshop on …, 2016 - researchgate.net
Target audience: people interested in obtaining multi-tissue CSD results from single-shell or
multi-shell data without any hassle Purpose: To overcome the fact that the fibre orientation …

Fibre-specific white matter reductions in Alzheimer's disease and mild cognitive impairment

R Mito, D Raffelt, T Dhollander, DN Vaughan… - Brain, 2018 - academic.oup.com
Alzheimer’s disease is increasingly considered a large-scale network disconnection syndrome,
associated with progressive aggregation of pathological proteins, cortical atrophy, and …

[HTML][HTML] BIDS apps: Improving ease of use, accessibility, and reproducibility of neuroimaging data analysis methods

…, G Kiar, F Liem, PR Raamana, D Raffelt… - PLoS computational …, 2017 - journals.plos.org
… to the bids-app-dev mailing list at https://groups.google.com/d/forum/bids-apps-dev. … Where
D:\singularity_images is a path where the Singularity image will be stored. After transferring …

Improved white matter response function estimation for 3-tissue constrained spherical deconvolution

T Dhollander, R Mito, D Raffelt… - Proc. Intl. Soc. Mag …, 2019 - archive.ismrm.org
Multi-shell multi-tissue constrained spherical deconvolution (MSMT-CSD) and single-shell 3-tissue
CSD (SS3T-CSD) decompose the diffusion MRI signal in a white matter (WM) fibre …