A clustering approach for color image segmentation

  • Authors:
  • F. Hachouf;N. Mezhoud

  • Affiliations:
  • Laboratoire d’automatique et de robotique, Département d’électronique, université Mentouri Constantine, Constantine, Algérie;Laboratoire LIRE, équipe vision, Département d’informatique, université Mentouri Constantine, Constantine, Algérie

  • Venue:
  • ACIVS'05 Proceedings of the 7th international conference on Advanced Concepts for Intelligent Vision Systems
  • Year:
  • 2005

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Abstract

This paper describes a clustering approach for color image segmentation using fuzzy classification principles. The method uses classification to group pixels into homogeneous regions. Both global and local information are taken into account. This is particularly helpful in taking care of small objects and local variation of color images. Color, mean and standard deviation are used as a data source. The classification is achieved by a new version of self-organizing maps algorithm . This new algorithm is equivalent to classic fuzzy C-mean algorithm (FCM) whose objective function has been modified. Code vectors that constitute centers of classes, are distributed on a regular low dimension grid. In addition, a penalization term is added to guarantee a smooth distribution of the values of the code vectors on the grid. Tests achieved on color images, followed by an automatic evaluation revealed the good performances of the proposed method.