A segmentation algorithm for noisy images

  • Authors:
  • Soufiane Rital;Hocine Cherifi;Serge Miguet

  • Affiliations:
  • LIRIS CNRS, Lyon II University, Lyon, France;LIRSIA, University of Bourgogne, Dijon, France;LIRIS CNRS, Lyon II University, Lyon, France

  • Venue:
  • CAIP'05 Proceedings of the 11th international conference on Computer Analysis of Images and Patterns
  • Year:
  • 2005

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Abstract

This paper presents a segmentation algorithm for gray-level images and addresses issues related to its performance on noisy images. It formulates an image segmentation problem as a partition of a weighted image neighborhood hypergraph. To overcome the computational difficulty of directly solving this problem, a multilevel hypergraph partitioning has been used. To evaluate the algorithm, we have studied how noise affects the performance of the algorithm. The α-stable noise is considered and its effects on the algorithm are studied.