Evaluation of Brain MRI Alignment with the Robust Hausdorff Distance Measures

  • Authors:
  • Andriy Fedorov;Eric Billet;Marcel Prastawa;Guido Gerig;Alireza Radmanesh;Simon K. Warfield;Ron Kikinis;Nikos Chrisochoides

  • Affiliations:
  • Center for Real-Time Computing, College of William and Mary, USA;Center for Real-Time Computing, College of William and Mary, USA;Scientific Computing and Imaging Institute, University of Utah, USA;Scientific Computing and Imaging Institute, University of Utah, USA;Surgical Planning Laboratory, Harvard Medical School, USA;Computational Radiology Laboratory, Harvard Medical School, USA;Surgical Planning Laboratory, Harvard Medical School, USA;Center for Real-Time Computing, College of William and Mary, USA

  • Venue:
  • ISVC '08 Proceedings of the 4th International Symposium on Advances in Visual Computing
  • Year:
  • 2008

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Abstract

We present a novel automated method for assessment of image alignment, applied to non-rigid registration of brain Magnetic Resonance Imaging data (MRI) for image-guided neurosurgery. We propose a number of robust modifications to the Hausdorff distance (HD) metric, and apply it to the edges recovered from the brain MRI to evaluate the accuracy of image alignment. The evaluation results on synthetic images, simulated tumor growth MRI and real neurosurgery data with expert-identified anatomical landmarks, confirm that the accuracy of alignment error estimation is improved compared to the conventional HD. The proposed approach can be used to increase confidence in the registration results, assist in registration parameter selection, and provide local estimates and visual assessment of the registration error.