| RecSys Challenge 2017: Offline and Online Evaluation | 7 | 0.48 | 2017 |
| RecSys Challenge 2016: Job Recommendations. | 6 | 0.68 | 2016 |
| Using Interaction Signals for Job Recommendations. | 0 | 0.34 | 2015 |
| We Know Where You Should Work Next Summer: Job Recommendations | 5 | 0.69 | 2015 |
| Facilitating Twitter data analytics: Platform, language and functionality | 3 | 0.37 | 2014 |
| Analyzing user behavior across social sharing environments | 9 | 0.47 | 2013 |
| Twinder: Enhancing Twitter Search. | 0 | 0.34 | 2013 |
| Cross-system user modeling and personalization on the Social Web. | 40 | 1.25 | 2013 |
| Groundhog day: near-duplicate detection on Twitter | 28 | 1.49 | 2013 |
| Twitter-based user modeling for news recommendations | 16 | 0.69 | 2013 |
| Twinder: a search engine for twitter streams | 14 | 0.64 | 2012 |
| What Makes a Tweet Relevant for a Topic? | 14 | 0.59 | 2012 |
| Semantics + filtering + search = twitcident. exploring information in social web streams | 51 | 2.20 | 2012 |
| Mining Twitter for Cultural Patterns. | 0 | 0.34 | 2012 |
| Leveraging user modeling on the social web with linked data | 12 | 0.65 | 2012 |
| What Makes a Tweet Relevant for a Topic? | 0 | 0.34 | 2012 |
| Social event detection on twitter | 9 | 0.51 | 2012 |
| A comparative study of users' microblogging behavior on sina weibo and twitter | 61 | 1.94 | 2012 |
| Twitcident: fighting fire with information from social web streams | 69 | 2.36 | 2012 |
| Analyzing cross-system user modeling on the social web | 38 | 1.52 | 2011 |
| Semantic enrichment of twitter posts for user profile construction on the social web | 126 | 4.22 | 2011 |
| U-Sem: Semantic Enrichment, User Modeling and Mining of Usage Data on the Social Web | 8 | 0.50 | 2011 |
| Engineering the personal social semantic web | 0 | 0.34 | 2011 |
| Identifying Users Across Social Tagging Systems. | 88 | 2.93 | 2011 |
| Learning semantic relationships between entities in twitter | 10 | 0.64 | 2011 |
| Generating resource profiles by exploiting the context of social annotations | 1 | 0.36 | 2011 |
| Analyzing temporal dynamics in Twitter profiles for personalized recommendations in the social web. | 32 | 1.12 | 2011 |
| Leveraging the semantics of tweets for adaptive faceted search on twitter | 46 | 2.15 | 2011 |
| Towards a Framework for Adaptive Faceted Search on Twitter. | 0 | 0.34 | 2011 |
| WISTUD at TREC 2011: Microblog Track: Exploiting Background Knowledge from DBpedia and News Articles for Search on Twitter. | 2 | 0.40 | 2011 |
| Interweaving Trend and User Modeling for Personalized News Recommendation | 14 | 0.87 | 2011 |
| Analyzing user modeling on twitter for personalized news recommendations | 183 | 6.59 | 2011 |
| GeniUS: generic user modeling library for the social semantic web | 11 | 0.86 | 2011 |
| Augmenting user models with real world experiences to enhance personalization and adaptation | 3 | 0.41 | 2011 |
| TUMS: twitter-based user modeling service | 26 | 1.33 | 2011 |
| Building Blocks for User Modeling with data from the Social Web. | 0 | 0.34 | 2010 |
| The impact of multifaceted tagging on learning tag relations and search | 5 | 0.51 | 2010 |
| Recommendations in Online Discussion Forums for E-Learning Systems | 24 | 1.19 | 2010 |
| Leveraging multi-faceted tagging to improve search in folksonomy systems | 0 | 0.34 | 2010 |
| Leveraging search and content exploration by exploiting context in folksonomy systems | 1 | 0.34 | 2010 |
| TagMe!: Enhancing Social Tagging with Spatial Context. | 0 | 0.34 | 2010 |
| Linkage, aggregation, alignment and enrichment of public user profiles with Mypes | 16 | 0.98 | 2010 |
| Interweaving public user profiles on the web | 40 | 2.15 | 2010 |
| A flexible rule-based method for interlinking, integrating, and enriching user data | 6 | 0.53 | 2010 |
| Analyzing the Blogosphere for Predicting the Success of Music and Movie Products | 3 | 0.51 | 2010 |
| Context-based ranking in folksonomies | 9 | 0.53 | 2009 |
| Mashing up user data in the Grapple User Modeling Framework | 0 | 0.34 | 2009 |
| Optimizing Search and Ranking in Folksonomy Systems by Exploiting Context Information | 0 | 0.34 | 2009 |
| Sharing Distributed Resources in LearnWeb2.0 | 8 | 0.91 | 2009 |
| The RDF Protune Policy Editor: Enabling Users to Protect Data in the Semantic Web | 2 | 0.38 | 2009 |
