Publications

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2014

S. Vargas, P. Castells. Improving Sales Diversity By Recommending Users to Items. 8th ACM Conference on Recommender Systems (RecSys 2014). Foster City, CA, USA, October 2014, pp. 145-152.
Slides | Poster

(BibTeX | Tags: novelty, recommender systems, collaborative filtering)

S. Vargas. Novelty and Diversity Enhancement and Evaluation in Recommender Systems and Information Retrieval. 37th International ACM SIGIR Conference on Research & Development in Information Retrieval (SIGIR 2014), Doctoral Consortium. July 2014, Gold Coast, Australia, .
Slides

(BibTeX | Tags: novelty, diversity, recommender systems, information retrieval)

2013

A. Bellogín, I. Cantador, P. Castells. A Comparative Study of Heterogeneous Item Recommendations in Social Systems. Information Sciences 221(1), February 2013, pp. 142-169.

(BibTeX | Tags: novelty, diversity, recommender systems, evaluation, collaborative filtering, social networks)

2011

S. Vargas, P. Castells. Rank and Relevance in Novelty and Diversity Metrics for Recommender Systems. 5th ACM Conference on Recommender Systems (RecSys 2011). Chicago, Illinois, October 2011, pp. 109-116.
Slides

(BibTeX | Tags: novelty, diversity, recommender systems, metrics, evaluation)

P. Castells, S. Vargas, J. Wang. Novelty and Diversity Metrics for Recommender Systems: Choice, Discovery and Relevance. International Workshop on Diversity in Document Retrieval (DDR 2011) at the 33rd European Conference on Information Retrieval (ECIR 2011). Dublin, Ireland, April 2011.

(BibTeX | Tags: novelty, diversity, recommender systems, metrics, evaluation, information retrieval)

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