Presentations and Authors


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Full Papers

4chan and /b/: An Analysis of Anonymity and Ephemerality in a Large Online Community PDF
Michael Scott Bernstein, Andrés Monroy-Hernández, Drew Harry, Paul André, Katrina Panovich, Greg Vargas
Political Polarization on Twitter PDF
Michael D. Conover, Jacob Ratkiewicz, Matthew Francisco, Bruno Goncalves, Filippo Menczer, Alessandro Flammini
Timing Tweets to Increase Effectiveness of Information Campaigns PDF
Onkar Dabeer, Prachi Mehendale, Aditya Karnik, Atul Saroop
Social Lens: Personalization Around User Defined Collections for Filtering Enterprise Message Streams PDF
Elizabeth M. Daly, Michael Muller, Liang Gou, David R. Millen
Why do People Retweet? Anti-Homophily Wins the Day! PDF
Sofus A. Macskassy, Matthew Michelson
Task Specialization in Social Production Communities: The Case of Geographic Volunteer Work PDF
Mikhil N. Masli, Reid Priedhorsky, Loren Terveen
Extracting Meta Statements from the Blogosphere PDF
Filipe Mesquita, Denilson Barbosa
The Prevalence of Political Discourse in Non-Political Blogs PDF
Sean A. Munson, Paul Resnick
Detecting and Tracking Political Abuse in Social Media PDF
Jacob Ratkiewicz, Michael D. Conover, Mark Meiss, Bruno Goncalves, Alessandro Flammini, Filippo Menczer Menczer
Socio-Spatial Properties of Online Location-Based Social Networks PDF
Salvatore Scellato, Anastasios Noulas, Renaud Lambiotte, Cecilia Mascolo
Just a Click Away: Social Search and Metadata in Predicting File Discovery PDF
N. Sadat Shami, Michael Muller, David Millen
Natural Language Processing to the Rescue? Extracting "Situational Awareness" Tweets During Mass Emergency PDF
Sudha Verma, Sarah Vieweg, William J. Corvey, Leysia Palen, James H. Martin, Martha Palmer, Aaron Schram, Kenneth M. Anderson
Culture Matters: A Survey Study of Social Q&A Behavior PDF
Jiang Yang, Meredith Ringel Morris, Jaime Teevan, Lada A. Adamic, Mark S. Ackerman
Classifying the Political Leaning of News Articles and Users from User Votes PDF
Daniel Xiaodan Zhou, Paul Resnick, Qiaozhu Mei

Poster Papers

Prominence Ranking in Graphs with Community Structure PDF
Sibel Adali, Xiaohui Lu, Malik Magdon-Ismail, Jonathan Purnell
Modeling Public Mood and Emotion: Twitter Sentiment and Socio-Economic Phenomena PDF
Johan Bollen, Huina Mao, Alberto Pepe
Large-Scale Community Detection on YouTube for Topic Discovery and Exploration PDF
Ullas Gargi, Wenjun Lu, Vahab Mirrokni, Sangho Yoon
Limits of Electoral Predictions Using Twitter PDF
Daniel Gayo-Avello, Panagiotis Takis Metaxas, Eni Mustafaraj
Supervised Topic Segmentation of Email Conversations PDF
Shafiq Joty, Giuseppe Carenini, Gabriel Murray, Raymond T Ng
Twitter Sentiment Analysis: The Good the Bad and the OMG! PDF
Efthymios Kouloumpis, Theresa Wilson, Johanna Moore
Exploring Feature Definition and Selection for Sentiment Classifiers PDF
Yelena Mejova, Padmini Srinivasan
Sentiment Flow Through Hyperlink Networks PDF
Mahalia Miller, Conal Sathi, Daniel Wiesenthal, Jure Leskovec, Christopher Potts
Understanding the Demographics of Twitter Users PDF
Alan Mislove, Sune Lehmann, Yong-Yeol Ahn, Jukka-Pekka Onnela, J. Niels Rosenquist
LeadLag LDA: Estimating Topic Specific Leads and Lags of Information Outlets PDF
Ramesh Maruthi Nallapati, Xiaolin Shi, Daniel McFarland, Jure Leskovec, Daniel Jurafsky
An Empirical Study of Geographic User Activity Patterns in Foursquare PDF
Anastasios Noulas, Salvatore Scellato, Cecilia Mascolo, Massimiliano Pontil
Maintaining Ties on Social Media Sites: The Competing Effects of Balance, Exchange, and Betweenness PDF
Daniel Mauricio Romero, Brendan Meeder, Vladimir Barash, Jon Kleinberg
Factors Affecting Response Quantity, Quality, and Speed for Questions Asked Via Social Network Status Messages PDF
Jaime Teevan, Meredith Ringel Morris, Katrina Panovich
An Optimized Web Feed Aggregation Approach for Generic Feed Types PDF
David Urbansky, Sandro Reichert, Klemens Muthmann, Daniel Schuster, Alexander Schill
Does Bad News Go Away Faster? PDF
Shaomei Wu, Chenhao Tan, Jon Kleinberg, Michael Walton Macy

Demonstration Papers

Digital Diasporas Atlas Exploration and Cartography of Diasporas in Digital Networks PDF
Dana Diminescu, Renault Matthieu, Bourgeois Mehdi, Mathieu Jacomy
Areca: Online Comparison of Research Results PDF
David Urbansky, Klemens Muthmann, Lars Kreisz, Alexander Schill

Workshop on Social Innovation and Social Media

Information Markets for Social Participation in Public Policy Design and Implementation PDF
Gregoris Mentzas, Dimitris Apostolou, Efthimios Bothos, Babis Magoutas

Workshop on the Social Mobile Web

Exploiting Semantic Annotations for Clustering Geographic Areas and Users in Location-based Social Networks PDF
Anastasios Noulas, Salvatore Scellato, Cecilia Mascolo, Massimiliano Pontil
Marketing Ecosystem: The Dynamics of Twitter, TV Advertising, and Customer Acquisition PDF
Hikaru Yamamoto, Naohiro Matsumura