| 2009 | A case study on the effectiveness of recommendations in the mobile internet. Dietmar Jannach, Kolja Hegelich |
| 2009 | A partial-order based active cache for recommender systems. Umar Qasim, Vincent Oria, Yi-fang Brook Wu, Michael E. Houle, M. Tamer Özsu |
| 2009 | A recommender system for dynamically evolving online forums. Carlos Castro-Herrera, Jane Cleland-Huang, Bamshad Mobasher |
| 2009 | A semantic framework for personalized ad recommendation based on advanced textual analysis. Dorothea Tsatsou, Fotis Menemenis, Ioannis Kompatsiaris, Paul C. Davis |
| 2009 | A spatial model for collaborative filtering of comments in an online discussion forum. Ephrat Bitton |
| 2009 | A spatio-temporal approach to collaborative filtering. Zhengdong Lu, Deepak Agarwal, Inderjit S. Dhillon |
| 2009 | A unified approach to building hybrid recommender systems. Asela Gunawardana, Christopher Meek |
| 2009 | Acceptance issues of personality-based recommender systems. Rong Hu, Pearl Pu |
| 2009 | Adaptive tradeoff explanations in conversational recommenders. Li Chen |
| 2009 | An incentive-based architecture for social recommendations. Rajat Bhattacharjee, Ashish Goel, Konstantinos Kollias |
| 2009 | Analysis of cold-start recommendations in IPTV systems. Paolo Cremonesi, Roberto Turrin |
| 2009 | Applying relevant set correlation clustering to multi-criteria recommender systems. Nkechi Nnadi |
| 2009 | Assessment of conversation co-mentions as a resource for software module recommendation. Daniel Xiaodan Zhou, Paul Resnick |
| 2009 | Collaborative filtering for social tagging systems: an experiment with CiteULike. Denis Parra, Peter Brusilovsky |
| 2009 | Collaborative prediction and ranking with non-random missing data. Benjamin M. Marlin, Richard S. Zemel |
| 2009 | Conceptual recommender system for CiteSeerX. Ajith Kodakateri Pudhiyaveetil, Susan Gauch, Hiep Phuc Luong, Josh Eno |
| 2009 | Context-based splitting of item ratings in collaborative filtering. Linas Baltrunas, Francesco Ricci |
| 2009 | Critiquing recommenders for public taste products. Pearl Pu, Maoan Zhou, Sylvain Castagnos |
| 2009 | Donation dashboard: a recommender system for donation portfolios. Tavi Nathanson, Ephrat Bitton, Kenneth Y. Goldberg |
| 2009 | DynamicTV: a culture-aware recommender. Fabrizio Antonelli, Gianluca Francini, Marina Geymonat, Skjalg Lepsøy |
| 2009 | Effective diverse and obfuscated attacks on model-based recommender systems. Zunping Cheng, Neil Hurley |
| 2009 | Enhancing diversity in Top-N recommendation. Mi Zhang |
| 2009 | Ensemble methods for improving the performance of neighborhood-based collaborative filtering. Alon Schclar, Alexander Tsikinovsky, Lior Rokach, Amnon Meisels, Liat Antwarg |
| 2009 | Experimental comparison of pre- vs. post-filtering approaches in context-aware recommender systems. Umberto Panniello, Alexander Tuzhilin, Michele Gorgoglione, Cosimo Palmisano, Anto Pedone |
| 2009 | Exploiting user similarity based on rated-item pools for improved user-based collaborative filtering. Yue Shi, Martha A. Larson, Alan Hanjalic |
| 2009 | FeedbackTrust: using feedback effects in trust-based recommendation systems. Samaneh Moghaddam, Mohsen Jamali, Martin Ester, Jafar Habibi |
| 2009 | FriendSensing: recommending friends using mobile phones. Daniele Quercia, Licia Capra |
| 2009 | Generating comparative descriptions of places of interest in the tourism domain. Berardina De Carolis, Nicole Novielli, Vito Leonardo Plantamura, Enrica Gentile |
| 2009 | Generating transparent, steerable recommendations from textual descriptions of items. Stephen J. Green, Paul Lamere, Jeffrey Alexander, François Maillet, Susanna Kirk, Jessica Holt, Jackie Bourque, Xiao-Wen Mak |
| 2009 | Getting recommender systems to think outside the box. Zeinab Abbassi, Sihem Amer-Yahia, Laks V. S. Lakshmanan, Sergei Vassilvitskii, Cong Yu |
| 2009 | Harnessing the power of "favorites" lists for recommendation systems. Maryam Khezrzadeh, Alex Thomo, William W. Wadge |
| 2009 | How does high dimensionality affect collaborative filtering? Alexandros Nanopoulos, Milos Radovanovic, Mirjana Ivanovic |
| 2009 | Improving rating estimation in recommender systems using aggregation- and variance-based hierarchical models. Akhmed Umyarov, Alexander Tuzhilin |
| 2009 | Increasing engagement through early recommender intervention. Jill Freyne, Michal Jacovi, Ido Guy, Werner Geyer |
| 2009 | Knowledge infusion into content-based recommender systems. Giovanni Semeraro, Pasquale Lops, Pierpaolo Basile, Marco de Gemmis |
| 2009 | Latent dirichlet allocation for tag recommendation. Ralf Krestel, Peter Fankhauser, Wolfgang Nejdl |
| 2009 | Learning to recommend helpful hotel reviews. Michael P. O'Mahony, Barry Smyth |
| 2009 | Learning to recommend with trust and distrust relationships. Hao Ma, Michael R. Lyu, Irwin King |
| 2009 | Manipulation-resistant collaborative filtering systems. Benjamin Van Roy, Xiang Yan |
| 2009 | Matching information content with music. Marius Kaminskas |
| 2009 | Maximum margin matrix factorization for code recommendation. Markus Weimer, Alexandros Karatzoglou, Marcel Bruch |
| 2009 | Measuring predictive capability in collaborative filtering. Luis M. de Campos, Juan M. Fernández-Luna, Juan F. Huete, Miguel A. Rueda-Morales |
| 2009 | MoviExplain: a recommender system with explanations. Panagiotis Symeonidis, Alexandros Nanopoulos, Yannis Manolopoulos |
| 2009 | On the limitations of browsing top-N recommender systems. Klaus Seyerlehner, Arthur Flexer, Gerhard Widmer |
| 2009 | Ordering innovators and laggards for product categorization and recommendation. Sarah K. Tyler, Shenghuo Zhu, Yun Chi, Yi Zhang |
| 2009 | Pairwise preference regression for cold-start recommendation. Seung-Taek Park, Wei Chu |
| 2009 | Personalised and dynamic trust in social networks. Frank Edward Walter, Stefano Battiston, Frank Schweitzer |
| 2009 | Personality aware recommendations to groups. Juan A. Recio-García, Guillermo Jiménez-Díaz, Antonio A. Sánchez-Ruiz-Granados, Belén Díaz-Agudo |
| 2009 | Personalized query relaxations and repairs in knowledge-based recommendation. Monika Schubert |
| 2009 | Personalized recommendation based on the personal innovator degree. Noriaki Kawamae, Hitoshi Sakano, Takeshi Yamada |
| 2009 | Personalized recommendation of social software items based on social relations. Ido Guy, Naama Zwerdling, David Carmel, Inbal Ronen, Erel Uziel, Sivan Yogev, Shila Ofek-Koifman |
| 2009 | Predicting social-tags for cold start book recommendations. Sharon Givon, Victor Lavrenko |
| 2009 | Preference aggregation in group recommender systems for committee decision-making. Jacob P. Baskin, Shriram Krishnamurthi |
| 2009 | Preference elicitation with subjective features. Craig Boutilier, Kevin Regan, Paolo Viappiani |
| 2009 | Preserving privacy in collaborative filtering through distributed aggregation of offline profiles. Reza Shokri, Pedram Pedarsani, George Theodorakopoulos, Jean-Pierre Hubaux |
| 2009 | Proceedings of the 2009 ACM Conference on Recommender Systems, RecSys 2009, New York, NY, USA, October 23-25, 2009 Lawrence D. Bergman, Alexander Tuzhilin, Robin D. Burke, Alexander Felfernig, Lars Schmidt-Thieme |
| 2009 | Putting recommendations on the map: visualizing clusters and relations. Emden R. Gansner, Yifan Hu, Stephen G. Kobourov, Chris Volinsky |
| 2009 | Rate it again: increasing recommendation accuracy by user re-rating. Xavier Amatriain, Josep M. Pujol, Nava Tintarev, Nuria Oliver |
| 2009 | Rating aggregation in collaborative filtering systems. Florent Garcin, Boi Faltings, Radu Jurca, Nadine Joswig |
| 2009 | RecSys'09 workshop 3: workshop on context-aware recommender systems (CARS-2009). Gediminas Adomavicius, Francesco Ricci |
| 2009 | Recommendations with prerequisites. Aditya G. Parameswaran, Hector Garcia-Molina |
| 2009 | Recommender systems for the conference paper assignment problem. Don Conry, Yehuda Koren, Naren Ramakrishnan |
| 2009 | Recommenders' influence on buyers' decision process. Sylvain Castagnos, Nicolas Jones, Pearl Pu |
| 2009 | Recommending new movies: even a few ratings are more valuable than metadata. István Pilászy, Domonkos Tikk |
| 2009 | Recsys'09 industrial keynote: top 10 lessons learned developing deploying and operating real-world recommender systems. Francisco J. Martin |
| 2009 | Regret-based optimal recommendation sets in conversational recommender systems. Paolo Viappiani, Craig Boutilier |
| 2009 | Search shortcuts: a new approach to the recommendation of queries. Ranieri Baraglia, Fidel Cacheda, Victor Carneiro, Diego Fernández, Vreixo Formoso, Raffaele Perego, Fabrizio Silvestri |
| 2009 | Search the web x.0: mining and recommending web-mediated processes. Gabriele Tolomei |
| 2009 | Situation-aware trust management. Mozhgan Tavakolifard |
| 2009 | Stacking recommendation engines with additional meta-features. Xinlong Bao, Lawrence Bergman, Rich Thompson |
| 2009 | Statistical attack detection. Neil Hurley, Zunping Cheng, Mi Zhang |
| 2009 | TagiCoFi: tag informed collaborative filtering. Yi Zhen, Wu-Jun Li, Dit-Yan Yeung |
| 2009 | Team recommendation in open innovation networks. Michele Brocco, Georg Groh |
| 2009 | Testing and evaluating tag recommenders in a live system. Robert Jäschke, Folke Eisterlehner, Andreas Hotho, Gerd Stumme |
| 2009 | The 3A contextual ranking system: simultaneously recommending actors, assets, and group activities. Sandy El Helou, Christophe Salzmann, Stéphane Sire, Denis Gillet |
| 2009 | The impact of ambiguity and redundancy on tag recommendation in folksonomies. Jonathan Gemmell, Maryam Ramezani, Thomas Schimoler, Laura Christiansen, Bamshad Mobasher |
| 2009 | Tutorial on using social trust for recommender systems. Jennifer Golbeck |
| 2009 | Uncovering functional dependencies in MDD-compiled product catalogues. Tarik Hadzic, Barry O'Sullivan |
| 2009 | Understanding the effect of adaptive preference elicitation methods on user satisfaction of a recommender system. Bart P. Knijnenburg, Martijn C. Willemsen |
| 2009 | Up close and personalized: a marketing view of recommendation systems. Michel Wedel, Roland T. Rust, Tuck Siong Chung |
| 2009 | Using a trust network to improve top-N recommendation. Mohsen Jamali, Martin Ester |
| 2009 | Using twitter to recommend real-time topical news. Owen Phelan, Kevin McCarthy, Barry Smyth |
| 2009 | View-based recommender systems. Fabián P. Lousame, Eduardo Sánchez |
| 2009 | Workshop on recommender systems and the social web. Dietmar Jannach, Werner Geyer, Casey Dugan, Jill Freyne, Sarabjot S. Anand, Bamshad Mobasher, Alfred Kobsa |
| 2009 | iTag: a personalized blog tagger. Michael Hart, Rob Johnson, Amanda Stent |