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\section*{2009}

Miquel Ferrer, Ernest Valveny, F. Serratosa, I. Bardaji and Horst Bunke. 2009. Graph-based k-means clustering: A comparison of the set versus the generalized median graph. \textit{13th International Conference on Computer Analysis of Images and Patterns}. Springer Berlin Heidelberg, 342--350. (LNCS.)

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