| 2018 | IPMU | Automatic Expansion of Spatial Ontologies for Geographic Information Retrieval. | Manuel Enrique Puebla Martnez, Jos M. Perea-Ortega, Alfredo Simn-Cuevas, Francisco P. Romero |
| 2013 | CICLING | Combining Supervised and Unsupervised Polarity Classification for non-English Reviews. | Jos M. Perea-Ortega, Eugenio Martnez-Cmara, Mara Teresa Martn-Valdivia, Luis Alfonso Urea Lpez |
| 2012 | CLEI | Video clustering based on the collaboration of multimedia clusterers. | Ana Isabel Oviedo, Oscar Ortega, Jos M. Perea-Ortega, Emilio Sanchis |
| 2012 | NLDB | Geographic Expansion of Queries to Improve the Geographic Information Retrieval Task. | Jos M. Perea-Ortega, Luis Alfonso Urea Lpez |
| 2012 | PAKDD | Applying NLP Techniques for Query Reformulation to Information Retrieval with Geographical References. | Jos M. Perea-Ortega, Miguel ngel Garca Cumbreras, Luis Alfonso Urea Lpez |
| 2011 | NLDB | MarUja: Virtual Assistant Prototype for the Computing Service Catalogue of the University of Jan. | Eugenio Martnez-Cmara, Luis Alfonso Urea Lpez, Jos M. Perea-Ortega |
| 2011 | NLDB | Geo-Textual Relevance Ranking to Improve a Text-Based Retrieval for Geographic Queries. | Jos M. Perea-Ortega, Miguel ngel Garca Cumbreras, Luis Alfonso Urea Lpez, Manuel Garca Vega |
| 2011 | RANLP | Bilingual Experiments with an Arabic-English Corpus for Opinion Mining. | Mohammed Rushdi-Saleh, Mara Teresa Martn-Valdivia, Luis Alfonso Urea Lpez, Jos M. Perea-Ortega |
| 2008 | NLDB | Comparing Several Textual Information Retrieval Systems for the Geographical Information Retrieval Task. | Jos M. Perea-Ortega, Miguel Angel Garca Cumbreras, Manuel Garca Vega, Luis Alfonso Urea Lpez |