Comparative evaluation of voxel similarity measures for affine registration of diffusion tensor MR images

Mika Pollari, Tuomas Neuvonen, Mikko Lilja, Jyrki Lötjönen

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

3 Citations (Scopus)

Abstract

Deriving an accurate cost function for tensor valued data has been one of the main difficulties in diffusion tensor image (DTI) registration. In this work, we evaluate and compare five voxel similarity measures: Euclidean distance (ED), Log-Euclidean distance (LOG), distance based on diffusion profiles (DP), diffusion mode based similarity (MBS), and multichannel version of sum of squared differences (SSD). In evaluation we used an optimization-independent evaluation protocol to assess the capture range, the number of local minima, and cyclic registrations to evaluate consistency. Statistically significant differences were observed: DP and MBS were found to be the most consistent similarity measures, ED had the least number of local minima, and SSD was inferior to other similarity measures in all evaluations.
Original languageEnglish
Title of host publication2007 4th IEEE International Symposium on Biomedical Imaging:
Subtitle of host publicationFrom Nano to Macro
PublisherIEEE Institute of Electrical and Electronic Engineers
Pages768-771
ISBN (Electronic)978-1-4244-0672-2
ISBN (Print)978-1-4244-0671-5
DOIs
Publication statusPublished - 2007
MoE publication typeA4 Article in a conference publication
Event4th IEEE International Symposium on Biomedical Imaging: From Nano to Macro 2007 - Arlington, VA, United States
Duration: 12 Apr 200715 Apr 2007

Conference

Conference4th IEEE International Symposium on Biomedical Imaging: From Nano to Macro 2007
Country/TerritoryUnited States
CityArlington, VA
Period12/04/0715/04/07

Keywords

  • Image processing
  • Image registration

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