ICWSM-12

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Accepted Papers

Full Papers

Learning the Nature of Information in Social Networks
Rakesh Agrawal, Michalis Potamias, Evimaria Terzi

People Are Strange When You're a Stranger: Impact and Influence of Bots on Social Networks
Luca Maria Aiello, Martina Deplano, Rossano Schifanella, Giancarlo Ruffo

Modeling Polarizing Topics: When Do Different Political Communities Respond Differently to the Same News?
Ramnath Balasubramanyan, William W Cohen, Douglas Pierce, David P. Redlawsk

The Pulse of News in Social Media: Forecasting Popularity
Roja Bandari, Sitaram Asur, Bernardo A Huberman

Cross-Community Influence in Discussion Fora
Václav Belák, Samantha Lam, Conor Hayes

Grief-Stricken in a Crowd: The Language of Bereavement and Distress in Social Media
Jed R. Brubaker, Funda Kivran-Swaine, Lee Taber, Gillian R. Hayes

Extracting Diverse Sentiment Expressions with Target-Dependent Polarity from Twitter
Lu Chen, Wenbo Wang, Meenakshi Nagarajan, Shaojun Wang, Amit P. Sheth

The Livehoods Project: Utilizing Social Media to Understand the Dynamics of a City
Justin Cranshaw, Raz Schwartz, Jason Hong, Norman Sadeh

Not All Moods Are Created Equal! Exploring Human Emotional States in Social Media
Munmun De Choudhury, Scott Counts, Michael Gamon

You Too?! Mixed-Initiative LDA Story Matching to Help Teens in Distress
Karthik Dinakar, Birago Jones, Henry Lieberman, Rosalind Picard, Carolyn Rose, Matthew Thoman, Roi Reichart

War Versus Inspirational in Forrest Gump: Cultural Effects in Tagging Communities
Zhenhua Dong, Chuan Shi, Shilad Sen, Loren Terveen, John Riedl

So.cl: An Interest Network for Informal Learning
Shelly Diane Farnham, Michal Lahav, David Raskino, Lili Cheng, Tom Laird-McConnell

Distributional Footprints of Deceptive Product Reviews
Song Feng, Longfei Xing, Anupam Gogar, Yejin Choi

Grassroots Professional Development: How Teachers Use Twitter
Andrea Forte, Melissa Humphreys, Thomas Park

Exploring Social-Historical Ties on Location-Based Social Networks
Huiji Gao, Jiliang Tang, Huan Liu

Defense Mechanism or Socialization Tactic? Improving Wikipedia’s Notifications to Rejected Contributors
R. Stuart Geiger, Aaron Halfaker, Maryana Pinchuk, Steven Walling

Who Does What on the Web: A Large-Scale Study of Browsing Behavior
Sharad Goel, Jake M. Hofman, M. Irmak Sirer

SearchBuddies: Bringing Search Engines into the Conversation
Brent Hecht, Jaime Teevan, Meredith Ringel Morris, Dan Liebling

Virality and Susceptibility in Information Diffusions
Tuan-Anh Hoang, Ee-Peng Lim

What Were the Tweets About? Topical Associations between Public Events and Twitter Feeds
Yuheng Hu, Ajita John, Dorée Duncan Seligmann, Fei Wang

Temporal Motifs Reveal the Dynamics of Editor Interactions in Wikipedia
David Jurgens, Tsai-Ching Lu

OMG, I Have to Tweet that! A Study of Factors that Influence Tweet Rates
Emre Kcman

Event Diffusion Patterns in Social Media
Minkyoung Kim, Lexing Xie, Peter Christen

Around the Water Cooler: Shared Discussion Topics and Contact Closeness in Social Search
Saranga Komanduri, Lujun Fang, David Huffaker, Jessica Staddon

The Emergence of Conventions in Online Social Networks
Farshad Kooti, Haeryun Yang, Meeyoung Cha, Krishna P. Gummadi, Winter A. Mason

Geographic Dissection of the Twitter Network
Juhi Kulshrestha, Farshad Kooti, Ashkan Nikravesh, Krishna P. Gummadi

#bias: Measuring the Tweeting Behavior of Propagandists
Cristian Lumezanu, Nick Feamster, Hans Klein

Modeling Diffusion in Social Networks Using Network Properties
Duc Minh Luu, Ee-Peng Lim, Tuan-Anh Hoang, Freddy Chong Tat Chua

On the Study of Social Interactions in Twitter
Sofus A. Macskassy

Crossing Media Streams with Sentiment: Domain Adaptation in Blogs, Reviews and Twitter
Yelena Mejova, Padmini Srinivasan

Have You Heard?: How Gossip Flows Through Workplace Email
Tanushree Mitra, Eric Gilbert

Hiding in Plain Sight: A Tale of Trust and Mistrust inside a Community of Citizen Reporters
Eni Mustafaraj, Panagiotis Metaxas, Samantha Finn, Andres Monroy-Hernandez

On the Study of Diurnal Urban Routines on Twitter
Mor Naaman, Amy Xian Zhang, Samuel Brody, Gilad Lotan

Don't Disturb My Circles! Boundary Preservation Is at the Center of Location-Sharing Concerns
Xinru Page, Alfred Kobsa, Bart P. Knijnenburg

Evolution of Experts in Question Answering Communities
Aditya Pal, Shuo Chang, Joseph A. Konstan

Managing Bad News in Social Media: A Case Study on Domino’s Pizza Crisis
Jaram Park, Meeyoung Cha, Hoh Kim, Jaeseung Jeong

Modeling Destructive Group Dynamics in On-Line Gaming Communities
Akshay Patil, Juan Liu, Bob Price, Hossam Sharara, Oliver Brdiczka

The Social World of Twitter: Topics, Geography, and Emotions
Daniele Quercia, Licia Capra, Jon Crowcroft

Facebook and Privacy: The Balancing Act of Personality, Gender, and Relationship Currency
Daniele Quercia, Diego Las Casas, Joao Paulo Pesce, David Stillwell, Michal Kosinski, Virgilio Almeida, Jon Crowcroft

Coping with the Document Frequency Bias in Sentiment Classification
Abdelhalim Rafrafi, Vincent Guigue, Patrick Gallinari

Modeling Spread of Disease from Social Interactions
Adam Sadilek, Henry Kautz, Vincent Silenzio

Privacy in Interaction: Exploring Disclosure and Social Capital in Facebook
Frederic Stutzman, Jessica Vitak, Nicole B Ellison, Rebecca Gray, Cliff Lampe

Facebook, Youth and Privacy in Networked Publics
Zeynep Tufekci

The Length of Bridge Ties: Structural and Geographic Properties of Online Social Interactions
Yana Volkovich, Salvatore Scellato, David Laniado, Cecilia Mascolo, Andreas Kaltenbrunner

The YouTube Social Network
Mirjam Wattenhofer, Roger Wattenhofer, Zack Zhu

Automatic Versus Human Navigation in Information Networks
Robert West, Jure Leskovec

Poster Papers

How You Met Me
Lada A. Adamic, Thomas M. Lento, Andrew T. Fiore

On the Geo-Indicativeness of Non-Georeferenced Text
Benjamin Adams, Krzysztof Janowicz

Catching the Long-Tail: Extracting Local News Events from Twitter
Puneet Agarwal, Rajgopal Vaithiyanathan, Saurabh Sharma, Gautam Shroff

Network Sampling Designs for Relational Classification
Nesreen K. Ahmed, Jennifer Neville, Ramana Kompella

Homophily and Latent Attribute Inference: Inferring Latent Attributes of Twitter Users from Neighbors
Faiyaz Al Zamal, Wendy Liu, Derek Ruths

Towards Analyzing Micro-Blogs for Detection and Classification of Real-Time Intentions
Nilanjan Banerjee, Dipanjan Chakraborty, Anupam Joshi, Sumit Mittal, Angshu Rai, Balaraman Ravindran

More or Less: Amount of Personal Information Displayed in Social Network Site Profiles and Its Impact on Viewers’ Intentions to Socialize with the Profile Owner
Lemi Baruh, Yoram Chisik, Christophe Bisson, Basak Senova

An Evaluation of the Role of Sentiment in Second Screen Microblog Search Tasks
Adam Bermingham, Alan F Smeaton

Global Dynamics of Online Group Conversations
Rushi Bhatt, Kishor Barman

The Good, the Bad, and the Angry: Analyzing Crowdsourced Impressions of Vloggers
Joan-Isaac Biel, Daniel Gatica-Perez

What's in Your Tweets? I Know Who You Supported in the UK 2010 General Election
Antoine Boutet, Hyoungshick Kim, Eiko Yoneki

Where Online Friends Meet: Social Communities in Location-Based Networks
Chloë Brown, Vincenzo Nicosia, Salvatore Scellato, Anastasios Noulas, Cecilia Mascolo

Visualizing Topic Models
Allison June-Barlow Chaney, David M. Blei

Why You Are More Engaged: Factors Influencing Twitter Engagement in Occupy Wall Street
Jilin Chen, Peter Pirolli

Impact and Diffusion of Sentiment in Political Communication — An Empirical Analysis of Political Weblogs
Linh Dang-Xuan, Stefan Stieglitz

Identifying Microblogs for Targeted Contextual Advertising
Kushal Shailesh Dave, Vasudeva Varma

Happy, Nervous or Surprised? Classification of Human Affective States in Social Media
Munmun De Choudhury, Michael Gamon, Scott Counts

Epidemic Intelligence for the Crowd, by the Crowd
Ernesto Diaz-Aviles, Avaré Stewart, Edward Velasco, Kerstin Denecke, Wolfgang Nejdl

De-Layering Social Networks by Shared Tastes of Friendships
Laura Dietz, Ben Gamari, John Guiver, Edward Snelson, Ralf Herbrich

Creating Stories: Social Curation of Twitter Messages
Kevin Duh, Tsutomu Hirao, Akisato Kimura, Katsuhiko Ishiguro, Tomoharu Iwata, Ching-Man Au Yeung

Docs.com: Social File Sharing in Facebook
Shelly Diane Farnham, Andrzej Turski, Sameer Halai

Understanding Actionable Knowledge in Social Media: BBC Question Time and Twitter, a Case Study
Maria Angela Angela Ferrario, Will Simm, Jon Whittle, Paul Rayson, Maria Terzi, Jane Binner

Inferring Gender from the Content of Tweets: A Region Specific Example
Clay Fink, Jonathon Kopecky, Maksym Morawski

Analysis of Elderly Persons’ Social Network: Need for an Appropriate Online Platform
Tobias Fritsch, Frederick Steinke, Daniel Brem

Using Group Membership Markers for Group Identification
Jean Mark Gawron, Dipak Gupta, Kellen Stephens, Ming-Hsiang Tsou, Brian Spitzberg, Li An

If Likes Were Votes: An Empirical Study on the 2011 Italian Administrative Elections
Fabio Giglietto

Do Linguistic Style and Readability of Scientific Abstracts Affect their Virality?
Marco Guerini, Alberto Pepe, Bruno Lepri

Tweetin' in the Rain: Exploring Societal-Scale Effects of Weather on Mood
Aniko Hannak, Eric Anderson, Lisa Feldman Barrett, Sune Lehmann, Alan Mislove, Mirek Riedewald

Tracking Sentiment and Topic Dynamics from Social Media
Yulan He, Chenghua Lin, Wei Gao, Kam-Fai Wong

Semantic Social Networks Constructed by Topical Aspects of Conversations: An Explorative Study
Jiyeon Jang, Jinhyuk Choi, Gwan Jang, Sung-Hyon Myaeng

Weblog Analysis for Predicting Correlations in Stock Price Evolutions
Milad Kharratzadeh, Mark Coates

Do You Feel What I Feel? Social Aspects of Emotions in Twitter Conversations
Suin Kim, JinYeong Bak, Alice Haeyun Oh

More of a Receiver Than a Giver: Why Do People Unfollow in Twitter?
Haewoon Kwak, Sue Moon, Wonjae Lee

A Study of "Churn" in Tweets and Real-Time Search Queries
Jimmy Lin, Gilad Mishne

Opinion Retrieval in Twitter
Zhunchen Luo, Miles Osborne, Ting Wang

Where Is This Tweet From? Inferring Home Locations of Twitter Users
Jalal Mahmud, Jeffrey Nichols, Clemens Drews

Narcotweets: Social Media in Wartime
Andrés Monroy-Hernández, Emre Kiciman, Danah Boyd, Scott Counts

Evolutionary Clustering and Analysis of User Behaviour in Online Forums
Donn Morrison, Ian McLoughlin, Alice Hogan, Conor Hayes

What Kobe Bryant and Britney Spears Have in Common: Mining Wikipedia for Characteristics of Notable Individuals
Pauline Crystal Ng

A Sentiment-Aware Approach to Community Formation in Social Media
Thin Nguyen, Dinh Phung, Brett Adams, Svetha Venkatesh

Network Analysis of Recurring YouTube Spam Campaigns
Derek O'Callaghan, Martin Harrigan, Joe Carthy, Pádraig Cunningham

Trust Propagation with Mixed-Effects Models
Jan Overgoor, Ellery Wulczyn, Christopher Potts

Differences in Language and Style Between Two Social Media Communities
Cecile Laurence Paris, Paul Thomas, Stephen Wan

Emotional Divergence Influences Information Spreading in Twitter
Rene Pfitzner, Antonios Garas, Frank Schweitzer

Tag Recommendation by Link Prediction Based on Supervised Machine Learning
Manisha Pujari, Rushed Kanawati

Finding Influential Authors in Brand-Page Communities
Hemant Purohit, Jitendra Ajmera, Sachindra Joshi, Ashish Verma, Amit Sheth

Talk of the City: Our Tweets, Our Community Happiness
Daniele Quercia, Diarmuid O Seaghdha, Jon Crowcroft

Social Media Is NOT that Bad! The Lexical Quality of Social Media
Luz Rello, Ricardo Baeza-Yates

Conversation Practices and Network Structure in Twitter
Luca Rossi, Matteo Magnani

How To Tell Head From Tail in User-Generated Content Corpora
Nishanth Ramakrishna Sastry

Social Network Sites: Indispensable or Optional Social Tools?
Irina Alex Shklovski

Factors Affecting End-User Satisfaction on Facebook
Christopher Sibona, Jae Hoon Choi

Evaluating Real-Time Search over Tweets
Dean McCullough, Jimmy Lin, Craig Macdonald, Iadh Ounis, Richard McCreadie

Filtering Noisy Web Data by Identifying and Leveraging Users' Contributions
Alina Mihaela Stoica

Enhancing Event Descriptions through Twitter Mining
Hristo Tanev, Maud Ehrmann, Jakub Piskorski, Vanni Zavarella

Stuff IBMers Say: Microblogs as an Expression of Organizational Culture
Jennifer Thom, David R. Millen

What Catches Your Attention? An Empirical Study of Attention Patterns in Community Forums
Claudia Wagner, Matthew Rowe, Markus Strohmaier, Harith Alani

Mixed Membership Models for Exploring User Roles in Online Fora
Arthur J. White, Jeffrey Chan, Conor Hayes, Brendan Murphy

Computational Predictors in Online Social Deliberations
Beverly Park Woolf, Thomas Murray, Xiaoxi Xu, Leon Osterweil, Lori Clarke, Leah Wing, Ethan Katsh

A Supervised Approach to Predict Company Acquisition with Factual and Topic Features Using Profiles and News Articles on TechCrunch
Guang Xiang, Zeyu Zheng, Miaomiao Wen, Jason Hong, Carolyn Rose, Chao Liu

Transductive Learning for Real-Time Twitter Search
Xin Zhang, Ben He, Tiejian Luo

Demo Papers

Frankenplace: An Application for Similarity-Based Place Search
Benjamin Adams, Grant McKenzie

Composing Traveling Paths from Location-Based Services
Hsun-Ping Hsieh, Cheng-Te Li

Definition and Multi-Dimensional Comparative Analysis of Ad Hoc Communities in Twitter
Sofus A. Macskassy