A new interactive semi-supervised clustering model for large image database indexing

  • Authors:
  • Hien Phuong Lai;Muriel Visani;Alain Boucher;Jean-Marc Ogier

  • Affiliations:
  • -;-;-;-

  • Venue:
  • Pattern Recognition Letters
  • Year:
  • 2014

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Abstract

Indexing methods play a very important role in finding information in large image databases. They organize indexed images in order to facilitate, accelerate and improve the results for later retrieval. Alternatively, clustering may be used for structuring the feature space so as to organize the dataset into groups of similar objects without prior knowledge (unsupervised clustering) or with a limited amount of prior knowledge (semi-supervised clustering). In this paper, we introduce a new interactive semi-supervised clustering model where prior information is integrated via pairwise constraints between images. The proposed method allows users to provide feedback in order to improve the clustering results according to their wishes. Different strategies for deducing pairwise constraints from user feedback were investigated. Our experiments on different image databases (Wang, PascalVoc2006, Caltech101) show that the proposed method outperforms semi-supervised HMRF-kmeans (Basu et al., 2004).