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Line Integral Convolution for Visualization of Fiber Tract Maps from DTI [chapter]

T. McGraw, B. C. Vemuri, Z. Wang, Y. Chen, M. Rao, T. Mareci
2002 Lecture Notes in Computer Science  
Visualization of the fiber tracts is achieved by adapting a known Computer Graphics technique called the line integral convolution, which has the advantage of being able to cope with singularities in the  ...  For the fiber tract mapping, a smooth 3D vector field indicating the dominant anisotropic direction at each spatial location is computed from the smoothed data.  ...  Finally, results of fiber tract mapping of a normal and an injured rat spinal cord, and a rat brain were depicted using LIC. The fiber tracts are quite accurate when inspected visually.  ... 
doi:10.1007/3-540-45787-9_77 fatcat:ken4wren75hvtcqhfyd3dx3euy

The 3D visualization of brain anatomy from diffusion-weighted magnetic resonance imaging data

Burkhard C. Wünsche, Richard Lobb
2004 Proceedings of the 2nd international conference on Computer graphics and interactive techniques in Austalasia and Southe East Asia - GRAPHITE '04  
Ellipsoid-based textures and Anisotropy Modulated Line Integral Convolution create images segmented by tissue type and incorporating a texture representing the 3D orientation of nerve fibers.  ...  Barycentric color maps allow an integrated view of different types of diffusion anisotropy.  ...  Basser from the National Institute of Health, Bethesda, MD, for valuable discussions and Carlo Pierpaoli for providing us with the diffusion tensor data set of a healthy brain.  ... 
doi:10.1145/988834.988848 dblp:conf/graphite/WunscheL04 fatcat:nurnoeolgjcdpaptsl3h5zaxfi

Fiber feature map based landmark initialization for highly deformable DTI registration

Aditya Gupta, Matthew Toews, Ravikiran Janardhana, Yogesh Rathi, John Gilmore, Maria Escolar, Martin Styner, David R. Haynor, Sebastien Ourselin
2013 Medical Imaging 2013: Image Processing  
This paper presents a novel pipeline for the registration of diffusion tensor images (DTI) with large pathological variations to normal controls based on the use of a novel feature map derived from white  ...  The results are analyzed based on a regional tensor matching criterion and a visual assessment of overlap of major WM fiber tracts.  ...  above findings, atlas based fiber tract analysis is used for analyzing DTI of Krabbe subjects. 3 For accurate analysis of WM fiber tracts it is crucial to establish a registration based voxel-wise correspondence  ... 
doi:10.1117/12.2006977 pmid:24353392 pmcid:PMC3864965 dblp:conf/miip/GuptaTJRGES13 fatcat:ccqyv473zndevbyubcipxmmhha

FADTTSter: accelerating hypothesis testing with functional analysis of diffusion tensor tract statistics

Jean Noel, Juan C. Prieto, Martin Styner, Barjor Gimi, Andrzej Krol
2017 Medical Imaging 2017: Biomedical Applications in Molecular, Structural, and Functional Imaging  
Functional Analysis of Diffusion Tensor Tract Statistics (FADTTS) is a toolbox for analysis of white matter (WM) fiber tracts.  ...  It allows associating diffusion properties along major WM bundles with a set of covariates of interest, such as age, diagnostic status and gender, and the structure of the variability of these WM tract  ...  Acknowledgments We would like to thank Jessica Bullins and Shaili Jha for their valuable feedback during the development of this application.  ... 
doi:10.1117/12.2254711 pmid:29332986 pmcid:PMC5761351 dblp:conf/mibam/NoelPS17 fatcat:5skynwmv7fe4tcz7bhxfrv27pa

Quantification of anisotropy and fiber orientation in human brain histological sections

Matthew D. Budde, Jacopo Annese
2013 Frontiers in Integrative Neuroscience  
The method of analysis may be used to validate tissue properties derived from DTI and alternative models of the diffusion signal.  ...  The derived maps depict the intricate complexity of white matter fibers at a resolution not attainable with current DWI experiments.  ...  ACKNOWLEDGMENTS The authors would like to thank the staff of The Brain Observatory for their hard work creating the digital histological resource that was used in this study.  ... 
doi:10.3389/fnint.2013.00003 pmid:23378830 pmcid:PMC3561729 fatcat:ppnpw4c62fej5cbiotxan7uuly

Brain explorer for connectomic analysis

Huang Li, Shiaofen Fang, Joey A. Contreras, John D. West, Shannon L. Risacher, Yang Wang, Olaf Sporns, Andrew J. Saykin, Joaquín Goñi, Li Shen
2017 Brain Informatics  
We develop a new integrated visualization solution for brain imaging data by combining scientific and information visualization techniques within the context of the same anatomical structure.  ...  A major challenge in neuroimaging visualization is how to integrate structural, functional, and connectivity data to form a comprehensive visual context for data exploration, quality control, and hypothesis  ...  Typically, a grayscale texture is smeared in the direction of the vector field by a convolution filter, for example, the line integral convolution (LIC), such that the texture reflects the properties of  ... 
doi:10.1007/s40708-017-0071-9 pmid:28836134 pmcid:PMC5709282 fatcat:vlpzbzmn2jekzp7emdc56gehe4

Characterization of U-shape streamline fibers: Methods and applications

Tuo Zhang, Hanbo Chen, Lei Guo, Kaiming Li, Longchuan Li, Shu Zhang, Dinggang Shen, Xiaoping Hu, Tianming Liu
2014 Medical Image Analysis  
This study also verified the existence of U-shape fibers across data modalities (DTI/HARDI/DSI) and primate species (macaque, chimpanzee and human), and suggests that the common pattern of U-shape fibers  ...  cortical sulci based on DTI, HARDI, and DSI datasets of human, chimpanzee and macaque brains.  ...  T Zhang was supported by 'Scholarship Award for Excellent Doctoral Student granted by Ministry of Education of China' and 'Excellent Doctorate Foundation of Northwestern Polytechnical University'.  ... 
doi:10.1016/j.media.2014.04.005 pmid:24835185 pmcid:PMC4122429 fatcat:xkllcu5fqzc3flmepgmi3a6lte

Tracking the Re-organization of Motor Functions After Disconnective Surgery: A Longitudinal fMRI and DTI Study

Cristina Rosazza, Francesco Deleo, Ludovico D'Incerti, Luigi Antelmi, Giovanni Tringali, Giuseppe Didato, Maria G. Bruzzone, Flavio Villani, Francesco Ghielmetti
2018 Frontiers in Neurology  
In particular, DTI-tractography and quantification of FA-maps were useful to assess the lateralization of motor network.  ...  Methods: We studied four patients with early damage, who underwent tailored hemispheric surgery in adulthood, removing the cortical motor areas and disconnecting the corticospinal tract (CST) from the  ...  DTI Before surgery, the CST was reconstructed in both hemispheres, although the affected tract was reduced, and inter-hemispheric fibers connecting homologous motor regions were visualized (Figure 2)  ... 
doi:10.3389/fneur.2018.00400 pmid:29922216 pmcid:PMC5996100 fatcat:uztj5c4mkbg5njri3vj6ldrx7i

Fiber tract-driven topographical mapping (FTTM) reveals microstructural relevance for interhemispheric visuomotor function in the aging brain

Tilman Schulte, Mahnaz Maddah, Eva M. Müller-Oehring, Torsten Rohlfing, Adolf Pfefferbaum, Edith V. Sullivan
2013 NeuroImage  
We present a novel approach -DTI-based fiber tract-driven topographical mapping (FTTM) -to map and measure the influence of age on the integrity of interhemispheric fibers and challenge their selective  ...  In conclusion, in the face of compromised anterior callosal fibers, older adults appear to use alternative pathways to accomplish visuomotor interhemispheric information transfer and integration for lateralized  ...  We thank Margaret Rosenbloom for critical reading of, and valuable comments on this manuscript.  ... 
doi:10.1016/j.neuroimage.2013.03.056 pmid:23567886 pmcid:PMC3762255 fatcat:mxvlvek7nbftnjvydl464rp2mm

Fiber visualization for preoperative glioma assessment: Tractography versus local connectivity mapping

Thomas Schult, Till-Karsten Hauser, Uwe Klose, Helene Hurth, Hans-Heino Ehricke, Pew-Thian Yap
2019 PLoS ONE  
Our results suggest that methods beyond fiber tractography, which visualize local connectedness rather than global connectivity, should be evaluated further for pre-surgical assessment of fiber affection  ...  for the assessment of white matter architecture in routine patient studies.  ...  Volume visualization of line integral convolution datasets suffers from the problems of occlusion and the superimposition of multiple fiber pathways, which disguise relevant information.  ... 
doi:10.1371/journal.pone.0226153 pmid:31830068 pmcid:PMC6907809 fatcat:gc2nhotbn5cbvf7mnmp2jqyybm

Improvement in White Matter Tract Reconstruction with Constrained Spherical Deconvolution and Track Density Mapping in Low Angular Resolution Data: A Pediatric Study and Literature Review

Benedetta Toselli, Domenico Tortora, Mariasavina Severino, Gabriele Arnulfo, Andrea Canessa, Giovanni Morana, Andrea Rossi, Marco Massimo Fato
2017 Frontiers in Pediatrics  
Low Angular Resolution Spherical Deconvolution Frontiers in Pediatrics | www.frontiersin.org August 2017 | Volume 5 | Article 182 of all tracts obtained with CSD-PT were significantly higher than those  ...  obtained with DTI (p-value < 0.05 for all comparisons). conclusion: CSD-PT can be successfully applied to DW-MRI studies acquired at 1.5 T with acquisition parameters adapted for pediatric subjects, thus  ...  Another interesting fiber visualization method which can be applied on FODs computed with CSD is Line Integral Convolution with multidirectional Anisotropic Glyph samples (A-Glyph LIC), proposed by Höller  ... 
doi:10.3389/fped.2017.00182 pmid:28913326 pmcid:PMC5582070 fatcat:qufs4cwgubguhkf3no53ma7r4y

Diffusion tractography of the fornix in schizophrenia

J. Fitzsimmons, M. Kubicki, K. Smith, G. Bushell, R. San Jose Estepar, C.-F. Westin, P.G. Nestor, M.A. Niznikiewicz, R. Kikinis, R.W. McCarley, M.E. Shenton
2009 Schizophrenia Research  
Conclusions-Our findings show the utility of applying DTI and tractography to study white matter fiber tracts in vivo in schizophrenia.  ...  Diffusion Tensor Imaging (DTI), and a new post-processing method, fiber tractography, provides a unique opportunity to visualize and to quantify entire trajectories of fiber bundles, such as the fornix  ...  Role of the Funding Source This study was supported, in part, by grants from the National Institute of Health (K05 MH070047 and R01 MH 50740 to MES, R01 MH 40799 to RWM and ROI MH 074794 to CFW, P50 MH  ... 
doi:10.1016/j.schres.2008.10.022 pmid:19046624 pmcid:PMC2646850 fatcat:tyebnmwq4bdpnj4txczcb65kem

Visualization of High Angular Resolution Diffusion MRI Data with Color-Coded LIC-Maps

Mark Höller, F. Thiel, Kay-Michael Otto, Uwe Klose, Hans-Heino Ehricke
2012 Jahrestagung der Gesellschaft für Informatik  
Line integral convolution (LIC) has been applied to diffusion tensors in order to bridge the gap between local and global representations.  ...  Our results with simulation datasets and QBI data from a healthy volunteer emphasize the method's capability of easing the analysis of complex fiber architectures.  ...  To each voxel of the input noise volume line integral convolution is applied with a box filter and a maximum length L of 12 integration steps for each direction.  ... 
dblp:conf/gi/HollerTOKE12 fatcat:24lbhbmmqrarzk55imfjpxbqta

Diffusion Tensor Imaging and Its Application to Neuropsychiatric Disorders

Marek Kubicki, Carl-Fredrik Westin, Stephan E. Maier, Hatsuho Mamata, Melissa Frumin, Hal Ersner-Hershfield, Ron Kikinis, Ferenc A. Jolesz, Robert McCarley, Martha E. Shenton
2002 Harvard Review of Psychiatry  
Magnetic resonance diffusion tensor imaging (DTI) is a new technique that can be used to visualize and measure the diffusion of water in brain tissue; it is particularly useful for evaluating white matter  ...  Finally, we consider potential future uses of DTI, including fiber tracking and surgical planning and follow-up. (HARVARD REV  ...  The authors would like to thank Marie Fairbanks for her administrative assistance.  ... 
doi:10.1080/10673220216231 pmid:12485979 pmcid:PMC2853779 fatcat:dp7xibqx7ja4ldohxpmrre2nuu

Diffusion Tensor Imaging and Its Application to Neuropsychiatric Disorders

M. Kubicki
2002 Harvard Review of Psychiatry  
Magnetic resonance diffusion tensor imaging (DTI) is a new technique that can be used to visualize and measure the diffusion of water in brain tissue; it is particularly useful for evaluating white matter  ...  Finally, we consider potential future uses of DTI, including fiber tracking and surgical planning and follow-up.  ...  Acknowledgments This work was supported, in part, by grants from the National Alliance for Research on Schizophrenia and Depression (Drs. Kubicki  ... 
doi:10.1093/hrp/10.6.324 fatcat:ps5t6hsjwvgcfjq3qjk4tcrfna
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