| 2025 | SIGIR | Toward Holistic Evaluation of Recommender Systems Powered by Generative Models. | Yashar Deldjoo, Nikhil Mehta, Maheswaran Sathiamoorthy, Shuai Zhang, Pablo Castells, Julian J. McAuley |
| 2025 | SIGIR | GENNEXT: The Next Generation of IR and Recommender Systems with Language Agents, Generative Models, and Conversational AI. | Yashar Deldjoo, Scott Sanner, Enrico Palumbo, Hugues Bouchard, Shuai Zhang, Pablo Castells, Julian J. McAuley |
| 2024 | RecSys | The 1st International Workshop on Risks, Opportunities, and Evaluation of Generative Models in Recommendation (ROEGEN). | Yashar Deldjoo, Julian J. McAuley, Scott Sanner, Pablo Castells, Shuai Zhang, Enrico Palumbo |
| 2024 | WWW | Temporal Conformity-aware Hawkes Graph Network for Recommendations. | Chenglong Ma, Yongli Ren, Pablo Castells, Mark Sanderson |
| 2023 | RecSys | Workshop on Learning and Evaluating Recommendations with Impressions (LERI). | Maurizio Ferrari Dacrema, Pablo Castells, Justin Basilico, Paolo Cremonesi |
| 2022 | CIKM | Debiased Balanced Interleaving at Amazon Search. | Nan Bi, Pablo Castells, Daniel Gilbert, Slava Galperin, Patrick Tardif, Sachin Ahuja |
| 2022 | CIKM | Addressing Cold Start in Product Search via Empirical Bayes. | Cuize Han, Pablo Castells, Parth Gupta, Xu Xu, Vamsi Salaka |
| 2022 | CIKM | NEST: Simulating Pandemic-like Events for Collaborative Filtering by Modeling User Needs Evolution. | Chenglong Ma, Yongli Ren, Pablo Castells, Mark Sanderson |
| 2022 | SIGIR | Evaluation of Herd Behavior Caused by Population-scale Concept Drift in Collaborative Filtering. | Chenglong Ma, Yongli Ren, Pablo Castells, Mark Sanderson |
| 2022 | SIGIR | RELISON: A Framework for Link Recommendation in Social Networks. | Javier Sanz-Cruzado, Pablo Castells |
| 2022 | SIGIR | Human Preferences as Dueling Bandits. | Xinyi Yan, Chengxi Luo, Charles L. A. Clarke, Nick Craswell, Ellen M. Voorhees, Pablo Castells |
| 2021 | RecSys | SimuRec: Workshop on Synthetic Data and Simulation Methods for Recommender Systems Research. | Michael D. Ekstrand, Allison Chaney, Pablo Castells, Robin Burke, David Rohde, Manel Slokom |
| 2020 | ECIR | Axiomatic Analysis of Contact Recommendation Methods in Social Networks: An IR Perspective. | Javier Sanz-Cruzado, Craig Macdonald, Iadh Ounis, Pablo Castells |
| 2020 | RecSys | On Target Item Sampling in Offline Recommender System Evaluation. | Roco Caamares, Pablo Castells |
| 2020 | SIGIR | Agreement and Disagreement between True and False-Positive Metrics in Recommender Systems Evaluation. | Elisa Mena-Maldonado, Roco Caamares, Pablo Castells, Yongli Ren, Mark Sanderson |
| 2019 | ECIR | Information Retrieval Models for Contact Recommendation in Social Networks. | Javier Sanz-Cruzado, Pablo Castells |
| 2019 | RecSys | Multi-armed recommender system bandit ensembles. | Roco Caamares, Marcos Redondo, Pablo Castells |
| 2019 | RecSys | A simple multi-armed nearest-neighbor bandit for interactive recommendation. | Javier Sanz-Cruzado, Pablo Castells, Esther Lpez |
| 2018 | RecSys | Enhancing structural diversity in social networks by recommending weak ties. | Javier Sanz-Cruzado, Pablo Castells |
| 2018 | RecSys | On the robustness and discriminative power of information retrieval metrics for top-N recommendation. | Daniel Valcarce, Alejandro Bellogn, Javier Parapar, Pablo Castells |
| 2018 | WWW | Structural Novelty and Diversity in Link Prediction. | Javier Sanz-Cruzado, Sofa M. Pepa, Pablo Castells |
| 2018 | SIGIR | Should I Follow the Crowd?: A Probabilistic Analysis of the Effectiveness of Popularity in Recommender Systems. | Roco Caamares, Pablo Castells |
| 2018 | SIGIR | From the PRP to the Low Prior Discovery Recall Principle for Recommender Systems. | Roco Caamares, Pablo Castells |
| 2017 | SIGIR | A Probabilistic Reformulation of Memory-Based Collaborative Filtering: Implications on Popularity Biases. | Roco Caamares, Pablo Castells |
| 2015 | WWW | Diversity and Novelty on the Web: Search, Recommendation, and Data Streaming Aspects. | Rodrygo L. T. Santos, Pablo Castells, Ismail Sengor Altingovde, Fazli Can |
| 2014 | RecSys | REDD 2014 - international workshop on recommender systems evaluation: dimensions and design. | Panagiotis Adamopoulos, Alejandro Bellogn, Pablo Castells, Paolo Cremonesi, Harald Steck |
| 2014 | RecSys | Exploring Social Network Effects on Popularity Biases in Recommender Systems. | Roco Caamares, Pablo Castells |
| 2014 | RecSys | Coverage, redundancy and size-awareness in genre diversity for recommender systems. | Sal Vargas, Linas Baltrunas, Alexandros Karatzoglou, Pablo Castells |
| 2014 | RecSys | Improving sales diversity by recommending users to items. | Saul Vargas, Pablo Castells |
| 2014 | WSDM | Diversity and novelty in web search, recommender systems and data streams. | Rodrygo L. T. Santos, Pablo Castells, Ismail Sengr Altingvde, Fazli Can |
| 2013 | RecSys | Workshop on reproducibility and replication in recommender systems evaluation: RepSys. | Alejandro Bellogn, Pablo Castells, Alan Said, Domonkos Tikk |
| 2013 | RecSys | Probabilistic collaborative filtering with negative cross entropy. | Alejandro Bellogn, Javier Parapar, Pablo Castells |
| 2013 | SIGIR | Workshop on benchmarking adaptive retrieval and recommender systems: BARS 2013. | Pablo Castells, Frank Hopfgartner, Alan Said, Mounia Lalmas |
| 2013 | SIGIR | Diversity and novelty in information retrieval. | Rodrygo L. T. Santos, Pablo Castells, Ismail Sengr Altingvde, Fazli Can |
| 2012 | RecSys | Workshop on recommendation utility evaluation: beyond RMSE - RUE 2012. | Xavier Amatriain, Pablo Castells, Arjen P. de Vries, Christian Posse |
| 2012 | SIGIR | Personalized diversification of search results. | David Vallet, Pablo Castells |
| 2012 | SIGIR | Explicit relevance models in intent-oriented information retrieval diversification. | Saul Vargas, Pablo Castells, David Vallet |
| 2011 | CBMI | Applying soft links to diversify video recommendations. | David Vallet, Martin Halvey, Joemon M. Jose, Pablo Castells |
| 2011 | CIKM | Structured collaborative filtering. | Alejandro Bellogn, Jun Wang, Pablo Castells |
| 2011 | ECIR | Text Retrieval Methods for Item Ranking in Collaborative Filtering. | Alejandro Bellogn, Jun Wang, Pablo Castells |
| 2011 | ICTIR | Predicting the Performance of Recommender Systems: An Information Theoretic Approach. | Alejandro Bellogn, Pablo Castells, Ivn Cantador |
| 2011 | RecSys | Precision-oriented evaluation of recommender systems: an algorithmic comparison. | Alejandro Bellogn, Pablo Castells, Ivn Cantador |
| 2011 | RecSys | Workshop on novelty and diversity in recommender systems - DiveRS 2011. | Pablo Castells, Jun Wang, Rubn Lara, Dell Zhang |
| 2011 | RecSys | An Evaluation of Novelty and Diversity Based on Fuzzy Logic. | Simone Santini, Pablo Castells |
| 2011 | RecSys | Rank and relevance in novelty and diversity metrics for recommender systems. | Saul Vargas, Pablo Castells |
| 2011 | SIGIR | Self-adjusting hybrid recommenders based on social network analysis. | Alejandro Bellogn, Pablo Castells, Ivn Cantador |
| 2011 | SIGIR | On diversifying and personalizing web search. | David Vallet, Pablo Castells |
| 2011 | SIGIR | Intent-oriented diversity in recommender systems. | Saul Vargas, Pablo Castells, David Vallet |
| 2010 | ECIR | A Performance Prediction Approach to Enhance Collaborative Filtering Performance. | Alejandro Bellogn, Pablo Castells |
| 2010 | RecSys | A study of heterogeneity in recommendations for a social music service. | Alejandro Bellogn, Ivn Cantador, Pablo Castells |
| 2010 | RecSys | Workshop on the practical use of recommender systems algorithms & technology. | Jrme Picault, Dimitre Kostadinov, Pablo Castells, Alejandro Jaimes |
| 2010 | SIGIR | Inferring user intent in web search by exploiting social annotations. | Jos M. Conde, David Vallet, Pablo Castells |
| 2009 | FQAS | Predicting Neighbor Goodness in Collaborative Filtering. | Alejandro Bellogn, Pablo Castells |
| 2007 | WWW | Improving Ontology Recommendation and Reuse in WebCORE by Collaborative Assessments. | Ivn Cantador, Miriam Fernndez, Pablo Castells |
| 2007 | WWW | Improving Ontology Recommendation and Reuse in WebCORE by Collaborative Assessments. | Ivn Cantador, Miriam Fernndez, Pablo Castells |
| 2006 | ACL | A Rote Extractor with Edit Distance-Based Generalisation and Multi-Corpora Precision Calculation. | Enrique Alfonseca, Pablo Castells, Manabu Okumura, Maria Ruiz-Casado |
| 2006 | ACL | Towards Large-scale Non-taxonomic Relation Extraction: Estimating the Precision of Rote Extractors. | Enrique Alfonseca, Maria Ruiz-Casado, Manabu Okumura, Pablo Castells |
| 2006 | BPM | Semi-automatic Semantic-Based Web Service Classification. | Miguel ngel Corella, Pablo Castells |
| 2006 | ECAI | A Contextual Personalization Approach Based on Ontological Knowledge. | David Vallet, Miriam Fernndez, Pablo Castells, Phivos Mylonas, Yannis Avrithis |
| 2006 | ECIR | Probabilistic Score Normalization for Rank Aggregation. | Miriam Fernndez, David Vallet, Pablo Castells |
| 2006 | EKAW | Multilayered Semantic Social Network Modeling by Ontology-Based User Profiles Clustering: Application to Collaborative Filtering. | Ivn Cantador, Pablo Castells |
| 2006 | ER | XBRL Taxonomies and OWL Ontologies for Investment Funds. | Rubn Lara, Ivn Cantador, Pablo Castells |
| 2006 | ISCAS | Adaptive multimedia access: from user needs to semantic personalisation. | A. Evans, Miriam Fernndez, David Vallet, Pablo Castells |
| 2006 | KES | A Heuristic Approach to Semantic Web Services Classification. | Miguel ngel Corella, Pablo Castells |
| 2006 | WWW | CORE: A Tool for Collaborative Ontology Reuse and Evaluation. | Miriam Fernndez, Ivn Cantador, Pablo Castells |
| 2006 | SIGIR | Using historical data to enhance rank aggregation. | Miriam Fernndez, David Vallet, Pablo Castells |
| 2006 | WETICE | Enriching Group Profiles with Ontologies for Knowledge-Driven Colalborative Content Retrieval. | Ivn Cantador, Pablo Castells, David Vallet |
| 2005 | ICWS | Semi-Automatic Web Service Generation and Classification. | Miguel ngel Corella, Jos Mara Fuentes, Pablo Castells |
| 2005 | NLDB | Automatic Extraction of Semantic Relationships for WordNet by Means of Pattern Learning from Wikipedia. | Maria Ruiz-Casado, Enrique Alfonseca, Pablo Castells |
| 2003 | IUI | Dynamic web page authoring by example using ontology-based domain knowledge. | Jos Antonio Macas Iglesias, Pablo Castells |
| 2002 | IV | Tailoring Dynamic Ontology-Driven Web Documents by Demonstration. | Jos Antonio Macas Iglesias, Pablo Castells |
| 2001 | CHI | A generic presentation modeling system for adaptive web-based instructional applications. | Jos A. Macas, Pablo Castells |
| 1999 | HCI | HandsOn: Dynamic Interface Presentations by Example. | Pablo Castells, Pedro A. Szekely |
| 1997 | IUI | Declarative Models of Presentation. | Pablo Castells, Pedro A. Szekely, Ewald Salcher |