An Ontology-Based Information Retrieval Model. - David Vallet; Miriam Fernández; Pablo Castells (ESWC, 2005)

Self-tuning Personalized Information Retrieval in an Ontology-Based Framework. - Pablo Castells; Miriam Fernández; David Vallet; Phivos Mylonas; Yannis Avrithis (OTM Workshops, 2005)

A Contextual Personalization Approach Based on Ontological Knowledge. - David Vallet; Miriam Fernández; Pablo Castells; Phivos Mylonas; Yannis Avrithis (C&O@ECAI, 2006)

Probabilistic Score Normalization for Rank Aggregation. - Miriam Fernández; David Vallet; Pablo Castells (ECIR, 2006)

Adaptive multimedia access: from user needs to semantic personalisation. - A. Evans; Miriam Fernández; David Vallet; Pablo Castells (ISCAS, 2006)

Using historical data to enhance rank aggregation. - Miriam Fernández; David Vallet; Pablo Castells (SIGIR, 2006)

A Multi-Purpose Ontology-Based Approach for Personalized Content Filtering and Retrieval. - David Vallet; Iván Cantador; Miriam Fernández; Pablo Castells (SMAP, 2006)

Enriching Group Profiles with Ontologies for Knowledge-Driven Colalborative Content Retrieval. - Iván Cantador; Pablo Castells; David Vallet (WETICE, 2006)

Personalized Content Retrieval in Context Using Ontological Knowledge. - David Vallet; Pablo Castells; Miriam Fernández; Phivos Mylonas; Yannis Avrithis (IEEE Trans. Circuits Syst. Video Technol., 2007)

An Adaptation of the Vector-Space Model for Ontology-Based Information Retrieval. - Pablo Castells; Miriam Fernández; David Vallet (IEEE Trans. Knowl. Data Eng., 2007)

Use of Implicit Graph for Recommending Relevant Videos: A Simulated Evaluation. - David Vallet; Frank Hopfgartner; Joemon M. Jose (ECIR, 2008)

Search trails using user feedback to improve video search. - Frank Hopfgartner; David Vallet; Martin Halvey; Joemon M. Jose (ACM Multimedia, 2008)

Semantic Search Meets the Web. - Miriam Fernández; Vanessa López; Marta Sabou; Victoria S. Uren; David Vallet; Enrico Motta; Pablo Castells (ICSC, 2008)

Inferring the most important types of a query: a semantic approach. - David Vallet; Hugo Zaragoza (SIGIR, 2008)

Personalized information retrieval based on context and ontological knowledge. - Phivos Mylonas; David Vallet; Pablo Castells; Miriam Fernández; Yannis Avrithis (Knowl. Eng. Rev., 2008)

Community based feedback techniques to improve video search. - David Vallet; Frank Hopfgartner; Martin Halvey; Joemon M. Jose (Signal Image Video Process., 2008)

A Multi-Purpose Ontology-Based Approach for Personalised Content Filtering and Retrieval. - Iván Cantador; Miriam Fernández; David Vallet; Pablo Castells; Jérôme Picault; Myriam Ribière (Advances in Semantic Media Adaptation and Personalization, 2008)

Exploiting Social Tagging Profiles to Personalize Web Search. - David Vallet; Iván Cantador; Joemon M. Jose (FQAS, 2009)

ViGOR: a grouping oriented interface for search and retrieval in video libraries. - Martin Halvey; David Vallet; David Hannah; Joemon M. Jose (JCDL, 2009)

Measuring Vertex Centrality in Co-occurrence Graphs for Online Social Tag Recommendation. - Iván Cantador; David Vallet; Joemon M. Jose (DC@PKDD/ECML, 2009)

Collaborative Search Trails for Video Search - Frank Hopfgartner; David Vallet; Martin Halvey; Joemon M. Jose (CoRR, 2009)

Personalizing Web Search with Folksonomy-Based User and Document Profiles. - David Vallet; Iván Cantador; Joemon M. Jose (ECIR, 2010)

A multi faceted recommendation approach for explorative video retrieval tasks. - David Vallet; Martin Halvey; David Hannah; Joemon M. Jose (IUI, 2010)

Exploiting external knowledge to improve video retrieval. - David Vallet; Iván Cantador; Joemon M. Jose (Multimedia Information Retrieval, 2010)

ACM international workshop on social, adaptive and personalized multimedia interaction and access (SAPMIA 2010). - David Vallet; Naeem Ramzan; Martin Halvey; Charalampos Z. Patrikakis (ACM Multimedia, 2010)

Content-based recommendation in social tagging systems. - Iván Cantador; Alejandro Bellogín; David Vallet (RecSys, 2010)

Inferring user intent in web search by exploiting social annotations. - José M. Conde; David Vallet; Pablo Castells (SIGIR, 2010)

An asynchronous collaborative search system for online video search. - Martin Halvey; David Vallet; David Hannah; Yue Feng 002; Joemon M. Jose (Inf. Process. Manag., 2010)

John Davies, Marko Grobelnik and Dunja Mladenic: Semantic knowledge management - Springer, 2009, 252 pp., Price: $99 (ISBN: 978-3-540-88844-4). - David Vallet (Inf. Retr., 2010)

Applying soft links to diversify video recommendations. - David Vallet; Martin Halvey; Joemon M. Jose; Pablo Castells (CBMI, 2011)

On diversifying and personalizing web search. - David Vallet; Pablo Castells (SIGIR, 2011)

Intent-oriented diversity in recommender systems. - Saul Vargas; Pablo Castells; David Vallet (SIGIR, 2011)

USEWOD2011: 1st international workshop on usage analysis and the web of data. - Bettina Berendt; Laura Hollink; Vera Hollink; Markus Luczak-Rösch; Knud Möller; David Vallet (WWW (Companion Volume), 2011)

Usage analysis and the web of data. - Bettina Berendt; Laura Hollink; Vera Hollink; Markus Luczak-Rösch; Knud Möller; David Vallet (SIGIR Forum, 2011)

Effects of Usage-Based Feedback on Video Retrieval: A Simulation-Based Study. - David Vallet; Frank Hopfgartner; Joemon M. Jose; Pablo Castells (ACM Trans. Inf. Syst., 2011)

Semantically enhanced Information Retrieval: An ontology-based approach. - Miriam Fernández; Iván Cantador; Vanessa López; David Vallet; Pablo Castells; Enrico Motta (J. Web Semant., 2011)

Personalized diversification of search results. - David Vallet; Pablo Castells (SIGIR, 2012)

Explicit relevance models in intent-oriented information retrieval diversification. - Saul Vargas; Pablo Castells; David Vallet (SIGIR, 2012)

Mejorando el acceso, el análisis y la visibilidad de la Información y los contenidos Multilingues y Multimedia en Red para la Comunidad de Madrid. - Felisa Verdejo; Raquel Martínez-Unanue 001; Pablo Castells; Antonio Moreno-Sandoval; Doroteo T. Toledano; Paloma Martínez; Abraham Duarte; José Manuel Pardo; Manuel Buenaga; Juan Cigarrán; Víctor Fresno-Fernández; Ana García-Serrano; et al. (Proces. del Leng. Natural, 2012)

Exploiting semantics on external resources to gather visual examples for video retrieval. - David Vallet; Iván Cantador; Joemon M. Jose (Int. J. Multim. Inf. Retr., 2013)

Identifying Re-finding Difficulty from User Query Logs. - Sargol Sadeghi; Roi Blanco; Peter Mika; Mark Sanderson; Falk Scholer; David Vallet (ADCS, 2014)

Improving business rating predictions using graph based features. - Amit Tiroshi; Shlomo Berkovsky; Mohamed Ali Kâafar; David Vallet; Terence Chen; Tsvi Kuflik (IUI, 2014)

Matrix Factorization without User Data Retention. - David Vallet; Arik Friedman; Shlomo Berkovsky (PAKDD (1), 2014)

Using score differences for search result diversification. - Sadegh Kharazmi; Mark Sanderson; Falk Scholer; David Vallet (SIGIR, 2014)

Graph-Based Recommendations: Make the Most Out of Social Data. - Amit Tiroshi; Shlomo Berkovsky; Mohamed Ali Kâafar; David Vallet; Tsvi Kuflik (UMAP, 2014)

Supporting exploratory video retrieval tasks with grouping and recommendation. - Martin Halvey; David Vallet; David Hannah; Joemon M. Jose (Inf. Process. Manag., 2014)

Characterizing and Predicting Viral-and-Popular Video Content. - David Vallet; Shlomo Berkovsky; Sebastien Ardon; Anirban Mahanti; Mohamed Ali Kâafar (CIKM, 2015)

Predicting Re-finding Activity and Difficulty. - Sargol Sadeghi; Roi Blanco; Peter Mika; Mark Sanderson; Falk Scholer; David Vallet (ECIR, 2015)

Examining Additivity and Weak Baselines. - Sadegh Kharazmi; Falk Scholer; David Vallet; Mark Sanderson (ACM Trans. Inf. Syst., 2016)

Re-Finding Behaviour in Vertical Domains. - Seyedeh Sargol Sadeghi; Roi Blanco; Peter Mika; Mark Sanderson; Falk Scholer; David Vallet (ACM Trans. Inf. Syst., 2017)