Segmentation of Magnetic Resonance Images Using a Neuro-Fuzzy Algorithm

  • Authors:
  • Ramiro Castellanos;Sunanda Mitra

  • Affiliations:
  • -;-

  • Venue:
  • CBMS '00 Proceedings of the 13th IEEE Symposium on Computer-Based Medical Systems (CBMS'00)
  • Year:
  • 2000

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Abstract

This paper evaluates a segmentation technique for Magnetic Resonance (MR) images of the brain based on the adaptive fuzzy leader clustering (AFLC) algorithm. This approach performs vector quantization by updating the winning prototype of a competitive network through an unsupervised learning process. Segmentation of MR images is formulated as an unsupervised vector quantization process, where the value of a vigilance parameter restricts the number of prototypes representing the feature vectors. The choice of the misclassification rate (MCR) as a quantitative measure shows that AFLC outperforms other existing segmentation methods.