Novelty as a form of contextual re-ranking: efficient KLD models and mixture models.

Ronald T. Fernández David E. Losada Novelty as a form of contextual re-ranking: efficient KLD models and mixture models. 27-34 2008 IIiX http://doi.acm.org/10.1145/1414694.1414703 conf/iiix/2008 db/conf/iiix/iiix2008.html#FernandezL08