2005 | OriginalPaper | Buchkapitel
On Fitting Finite Dirichlet Mixture Using ECM and MML
verfasst von : Nizar Bouguila, Djemel Ziou
Erschienen in: Pattern Recognition and Data Mining
Verlag: Springer Berlin Heidelberg
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Gaussian mixture models are being increasingly used in pattern recognition applications. However, for a set of data other distributions can give better results. In this paper, we consider Dirichlet mixtures which offer many advantages [1]. The use of the ECM algorithm and the minimum message length (MML) approach to fit this mixture model is described. Experimental results involve the summarization of texture image databases.