Study of Connectivity in the Brain Using the Full Diffusion Tensor from MRI

  • Authors:
  • Philipp G. Batchelor;Derek L. G. Hill;Fernando Calamante;David Atkinson

  • Affiliations:
  • -;-;-;-

  • Venue:
  • IPMI '01 Proceedings of the 17th International Conference on Information Processing in Medical Imaging
  • Year:
  • 2001

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Abstract

In this paper we propose a novel technique for the analysis of diffusion tensor magnetic resonance images. This method involves solving the full diffusion equation over a finite element mesh derived from the MR data. It calculates connection probabilities between points of interest, which can be compared within or between subjects. Unlike traditional tractography, we use all the data in the diffusion tensor at each voxel which is likely to increase robustness and make intersubject comparisons easier.