| 2011 | Seven Months with the Devils: A Long-Term Study of Content Polluters on Twitter. | Kyumin Lee, Brian David Eoff, James Caverlee |
| 2011 | When the Wikipedians Talk: Network and Tree Structure of Wikipedia Discussion Pages. | David Laniado, Riccardo Tasso, Yana Volkovich, Andreas Kaltenbrunner |
| 2011 | Using Twitter to Detect and Tag Important Events in Sports Media. | James Lanagan, Alan F. Smeaton |
| 2011 | TweetTracker: An Analysis Tool for Humanitarian and Disaster Relief. | Shamanth Kumar, Geoffrey Barbier, Mohammad Ali Abbasi, Huan Liu |
| 2011 | Dimensions of Self-Expression in Facebook Status Updates. | Adam D. I. Kramer, Cindy K. Chung |
| 2011 | Twitter Sentiment Analysis: The Good the Bad and the OMG! | Efthymios Kouloumpis, Theresa Wilson, Johanna D. Moore |
| 2011 | Summarizing User-Contributed Comments. | Elham Khabiri, James Caverlee, Chiao-Fang Hsu |
| 2011 | Social Media Revisited. User Generated Content as a Social Innovation for eInclusion. | Christoph Kaletka, Ralf Kopp, Bastian Pelka |
| 2011 | Supervised Topic Segmentation of Email Conversations. | Shafiq R. Joty, Giuseppe Carenini, Gabriel Murray, Raymond T. Ng |
| 2011 | Structure and Reciprocity in Technology-Centered Q&A Communities. | Ming Jiang, Tao Dong, Yung-Ju Chang |
| 2011 | Community Engagement through Social Media. | R. Jayakanthan |
| 2011 | Identifying Users Across Social Tagging Systems. | Tereza Iofciu, Peter Fankhauser, Fabian Abel, Kerstin Bischoff |
| 2011 | Searching Twitter: Separating the Tweet from the Chaff. | Jonathan Hurlock, Max L. Wilson |
| 2011 | Language Matters In Twitter: A Large Scale Study. | Lichan Hong, Gregorio Convertino, Ed H. Chi |
| 2011 | Escaping Information Poverty through Internet Newsgroups. | Laura Hasler, Ian Ruthven |
| 2011 | Relevance Modeling for Microblog Summarization. | Sanda M. Harabagiu, Andrew Hickl |
| 2011 | Mapping the Political Twitterverse: Candidates and Their Followers in the Midterms. | Alexander Hanna, Ben Sayre, Leticia Bode, JungHwan Yang, Dhavan V. Shah |
| 2011 | Exploring Text Virality in Social Networks. | Marco Guerini, Carlo Strapparava, Gzde zbal |
| 2011 | Characterizing Social Relations Via NLP-Based Sentiment Analysis. | Georg Groh, Jan Hauffa |
| 2011 | Automatically Identifying Groups Based on Content and Collective Behavioral Patterns of Group Members. | Michelle L. Gregory, Dave W. Engel, Eric Belanga Bell, Andy Piatt, Scott Dowson, Andrew J. Cowell |
| 2011 | Can the Ambiance of a Place be Determined by the User Profiles of the People Who Visit It? | Lindsay T. Graham, Samuel D. Gosling |
| 2011 | Trust, Reputation and the Small Firm: Building Online Brand Reputation for SMEs. | Barbara Gligorijevic, Benjamin Leong |
| 2011 | Limits of Electoral Predictions Using Twitter. | Daniel Gayo-Avello, Panagiotis Takis Metaxas, Eni Mustafaraj |
| 2011 | Large-Scale Community Detection on YouTube for Topic Discovery and Exploration. | Ullas Gargi, Wenjun Lu, Vahab S. Mirrokni, Sangho Yoon |
| 2011 | Creating Conversations: An Automated Dialog System. | Lisa M. Gandy, Kristian J. Hammond |