bias collaborative filtering collaborative systems contact recommendation context diversity ensembles evaluation finance group recommendation hybrid recommendation implicit feedback information extraction information retrieval information retrieval models information retrieval theory knn link prediction metasearch metrics multi-armed bandits multimedia retrieval news retrieval nlp non-random missing data novelty performance prediction personalization popularity probabilistic models rank aggregation rank fusion recommender systems relation extraction semantic search semantics social networks time web search web services
2007 |
| M. Ruiz-Casado, E. Alfonseca, P. Castells. Automatising the Learning of Lexical Patterns: an Application to the Enrichment of WordNet by Extracting Semantic Relationships from Wikipedia. Data and Knowledge Engineering 61(3), June 2007, pp. 484-499. |
2006 |
| E. Alfonseca, M. Ruiz-Casado, M. Okumura, P. Castells. Towards Large-scale Non-taxonomic Relation Extraction: Estimating the Precision of Rote Extractors. 2nd Workshop on Ontology Learning and Population (OLP2) at the joint conf. of the Int. Committee on Computational Linguistics and the Association for Computational Linguistics (COLING / ACL 2006). Sydney, Australia, 2006. |
2005 |
| M. Ruiz-Casado, E. Alfonseca, P. Castells. Using Context-window Overlapping in Synonym Discovery and Ontology Extension. International Conference on Recent Advances in Natural Language Processing (RANLP 2005). Borovets, Bulgaria, September 2005. |