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Lecture Notes in Computer Science
In this paper, we propose and evaluate different strategies to promote diversity in the top results of multimedia retrieval systems. These strategies consist in clustering, explicitly or implictly, the elements of the top list of some initial ranking and produce a re-ranking that favours elements belonging to different clusters. We evaluate these strategies in the particular case of ImageCLEFPhoto 2008 Collection. Results show that most of these strategies succeed in increasing a diversitydoi:10.1007/978-3-642-04447-2_85 fatcat:moastqtxnbdxxobs3ra7cj62bq