Fuzzy clustering with hedge algebra

  • Authors:
  • Dinh Khac Dong;Tran Dinh Khang;Phan Anh Phong

  • Affiliations:
  • Hanoi University of Technology, Hanoi, Vietnam;Hanoi University of Technology, Hanoi, Vietnam;Vinh University, Nghean, Vietnam

  • Venue:
  • Proceedings of the 2010 Symposium on Information and Communication Technology
  • Year:
  • 2010

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Abstract

In this paper, we propose a new approach to fuzzy clustering in order to handle the uncertainties in pattern recognition problems on the basis of conventional fuzzy C-means algorithm (FCM). In our approach, we define the concept of linguistic cluster center by employing the semantic structure of hedge algebra. This kind of cluster center is constructed to give the appropriate weights for each pattern of the dataset in our clustering algorithm. The parameters of hedge algbra are then optimized in the training process to obtain the suitable parameters for the dataset. We also incorporate the k-means algorithm to get better results in comparing to conventional FCM.