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Tractometry-based Anomaly Detection for Single-subject White Matter Analysis
[article]
2020
arXiv
pre-print
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Deep autoencoders have shown great potential to detect anomalies in neuroimaging data. ...
There is an urgent need for a paradigm shift from group-wise comparisons to individual diagnosis in diffusion MRI (dMRI) to enable the analysis of rare cases and clinically-heterogeneous groups. ...
Maxime Descoteaux and Jean-Christophe Houde (Sherbrooke Connectivity Imaging Lab) for their helpful discussions and code sharing. ...
arXiv:2005.11082v2
fatcat:ov5h5lcvyjfsjd5gur2hhdym5q
Detecting microstructural deviations in individuals with deep diffusion MRI tractometry
[article]
2021
medRxiv
pre-print
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To this end, Detect was developed to advance dMRI-based Tractometry towards single-subject analysis. ...
along brain white matter pathways in the individual. ...
University) for recruiting the CNV patients. ...
doi:10.1101/2021.02.23.21252011
fatcat:h3a5uvtrirasxilafc562pneuu
Recognition of white matter bundles using local and global streamline-based registration and clustering
2018
NeuroImage
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Having automated tools that can extract white matter bundles for tract-based studies of large numbers of people is of great interest for neuroscience and neurosurgical planning. ...
Thus, RecoBundles can be a valuable method for exploring tractograms and facilitating tractometry studies. ...
Acknowledgments We are grateful to the Établissement Nouveau Chercheur FQNRT program, the University-Industry NSERC CREATE Medical Image Analysis program, the Samuel de Champlain France-Québec program, ...
doi:10.1016/j.neuroimage.2017.07.015
pmid:28712994
fatcat:bpspukam5zeuxe6yu5ca3cqcmy
Quantification of apparent axon density and orientation dispersion in the white matter of youth born with congenital heart disease
2019
NeuroImage
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White matter alterations have previously been demonstrated in adolescents born with congenital heart disease (CHD) using diffusion tensor imaging (DTI). ...
matter, as a complement to classic DTI measures. ...
Acknowledgements First and foremost, we would like to thank the participants and their families for their participation in this study. ...
doi:10.1016/j.neuroimage.2019.116255
pmid:31605826
fatcat:kvvg7ohsgzeubkojvwa6fgjekq
Detecting Corticospinal Tract Impairment in Tumor Patients With Fiber Density and Tensor-Based Metrics
2021
Frontiers in Oncology
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The bihemispheric along-tract analysis provides an approach to detect subject-specific structural changes in healthy and pathological WM. ...
The delineation of the healthy-pathological white matter (WM) interface area, for which diffusion magnetic resonance imaging (dMRI) has shown promising potential, may improve treatment outcome. ...
Investigating white matter fibre density and morphology using fixel-based analysis. ...
doi:10.3389/fonc.2020.622358
pmid:33585250
pmcid:PMC7873606
fatcat:gdradh3wkzbfdbfvwctbyzirsq
Altered white matter microstructure in 22q11.2 deletion syndrome: a multisite diffusion tensor imaging study
2019
Molecular Psychiatry
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Prior single-site diffusion magnetic resonance imaging (dMRI) studies have reported altered white matter (WM) microstructure in 22q11DS, but small samples and variable methods have led to contradictory ...
These show the JHU-ICBM atlas white matter ROIs that passed multiple comparisons correction after meta-analysis. ...
WM: Average of all white matter JHU-ICBM ROIsFig. 3 Results from the local nonparametric ANCOVA analysis comparing 22q11DS subjects with psychotic disorder (N = 35) vs those with no lifetime history of ...
doi:10.1038/s41380-019-0450-0
pmid:31358905
pmcid:PMC6986984
fatcat:vdlunkrqw5alhee7u5rv72ylxa