Limits to anatomical accuracy of diffusion tractography using modern approaches
Diffusion MRI fiber tractography is widely used to probe the structural connectivity of the
brain, with a range of applications in both clinical and basic neuroscience. Despite …
brain, with a range of applications in both clinical and basic neuroscience. Despite …
Challenges in diffusion MRI tractography–Lessons learned from international benchmark competitions
Diffusion MRI (dMRI) fiber tractography has become a pillar of the neuroimaging community
due to its ability to noninvasively map the structural connectivity of the brain. Despite …
due to its ability to noninvasively map the structural connectivity of the brain. Despite …
Diffusion MRI fiber tractography of the brain
The ability of fiber tractography to delineate non‐invasively the white matter fiber pathways
of the brain raises possibilities for clinical applications and offers enormous potential for …
of the brain raises possibilities for clinical applications and offers enormous potential for …
[HTML][HTML] TractoFlow: A robust, efficient and reproducible diffusion MRI pipeline leveraging Nextflow & Singularity
Diffusion MRI tractography processing pipeline requires a large number of steps (typically
20+ steps). If parameters of these steps, number of threads, and random seed generators …
20+ steps). If parameters of these steps, number of threads, and random seed generators …
[HTML][HTML] Microstructure informed tractography: pitfalls and open challenges
One of the major limitations of diffusion MRI tractography is that the fiber tracts recovered by
existing algorithms are not truly quantitative. Local techniques for estimating more …
existing algorithms are not truly quantitative. Local techniques for estimating more …
Quantitative evaluation of 10 tractography algorithms on a realistic diffusion MR phantom
P Fillard, M Descoteaux, A Goh, S Gouttard… - Neuroimage, 2011 - Elsevier
As it provides the only method for mapping white matter fibers in vivo, diffusion MRI
tractography is gaining importance in clinical and neuroscience research. However, despite …
tractography is gaining importance in clinical and neuroscience research. However, despite …
When tractography meets tracer injections: a systematic study of trends and variation sources of diffusion-based connectivity
Tractography is a powerful technique capable of non-invasively reconstructing the structural
connections in the brain using diffusion MRI images, but the validation of tractograms is …
connections in the brain using diffusion MRI images, but the validation of tractograms is …
[HTML][HTML] Using diffusion MRI data acquired with ultra-high gradient strength to improve tractography in routine-quality data
C Maffei, C Lee, M Planich, M Ramprasad, N Ravi… - Neuroimage, 2021 - Elsevier
The development of scanners with ultra-high gradient strength, spearheaded by the Human
Connectome Project, has led to dramatic improvements in the spatial, angular, and diffusion …
Connectome Project, has led to dramatic improvements in the spatial, angular, and diffusion …
[HTML][HTML] Diffusion MRI and anatomic tracing in the same brain reveal common failure modes of tractography
Anatomic tracing is recognized as a critical source of knowledge on brain circuitry that can
be used to assess the accuracy of diffusion MRI (dMRI) tractography. However, most prior …
be used to assess the accuracy of diffusion MRI (dMRI) tractography. However, most prior …
Brain connections derived from diffusion MRI tractography can be highly anatomically accurate—if we know where white matter pathways start, where they end, and …
MR Tractography, which is based on MRI measures of water diffusivity, is currently the only
method available for noninvasive reconstruction of fiber pathways in the brain. However, it …
method available for noninvasive reconstruction of fiber pathways in the brain. However, it …