ICWSM-15 Accepted Papers

Full Papers

2: Understanding Engagement and Willingness to Speak Up in Social-Television: A Full-Season, Cross-Genre Analysis of Tv Audience Participation on Twitter
Fabio Giglietto, Giovanni Boccia Artieri, Laura Gemini and Mario Orefice

12: Modeling Response Time in Human Communication Patterns
Nicholas Navaroli and Padhraic Smyth

22: Making Use of Derived Personality: The Case of Social Media Ad Targeting
Jilin Chen, Eben Haber, Ruogu Kang, Gary Hsieh and Jalal Mahmud

26: Fair and Balanced? Quantifying Media Bias through Crowdsourced Content Analysis
Ceren Budak, Sharad Goel and Justin Rao

27: Dissecting the Spirit of Gezi: Emergence vs. selection in the Occupy Gezi movement
Ceren Budak and Duncan Watts

30: How Viral are Viral Videos?
Christian Bauckhage, Kristian Kersting and Fabian Hadiji

31: Predicting User Engagement on Twitter with Real-World Events
Yuheng Hu, Shelly Farnham and Kartik Talamadupula

34: Understanding Musical Diversity via Online Social Media
Minsu Park, Ingmar Weber, Mor Naaman and Sarah Vieweg

35: Towards Lifestyle Understanding: Predicting Home and Vacation Locations from User’s Online Photo Collections
Danning Zheng, Tianran Hu, Quanzeng You, Henry Kautz and Jiebo Luo

62: Inferring Sentiment from Web Images with Joint Inference on Visual and Social Cues: A Regulated Matrix Factorization Approach
Yilin Wang, Yuheng Hu, Subbarao Kambhampati and Baoxin Li

68: Hierarchical Estimation Framework of Multi-label Classifying: A Case of Tweets Classifying into Real Life Aspects
Shuhei Yamamoto and Tetsuji Satoh

74: It's a Man's Wikipedia? Assessing Gender Inequality in an Online Encyclopedia
Claudia Wagner, David Garcia, Mohsen Jadidi and Markus Strohmaier

76: Conducting Massively Open Online Social Experiments with Volunteer Science
Jason Radford, Brian Keegan, Jefferson Hoye, Ceyhun Karbeyaz, Katherine Ognyanova, Brooke Foucault Welles, Waleed Meleis and David Lazer

78: Predicting Speech Acts in MOOC Forum Posts
Jaime Arguello and Kyle Shaffer

85: Linguistic Bias in Collaboratively Produced Biographies: Crowdsourcing Social Stereotypes?
Jahna Otterbacher

91: Leveraging Product Adopter Information from Online Reviews for Product Recommendation
Wayne Xin Zhao, Yulan He and Jinpeng Wang

116: Understanding Lending Behaviors on Online Microlending Platforms: The Case for Kiva
Gaurav Paruthi, Enrique Frias-Martinez and Vanessa Frias-Martinez

117: User Effort and Network Structure Mediate Access to Information in Networks
Jeon-Hyung Kang and Kristina Lerman

125: Breaking the News: First Impressions Matter on Online News
Julio Reis, Fabrício Benevenuto, Pedro Vaz de Melo, Raquel Prates, Haewoon Kwak and Jisun An

128: The power of super-voters in online delegative democracy: A study of Liquid Feedback in the German Pirate Party
Christoph Kling, Jérôme Kunegis, Heinrich Hartmann and Markus Strohmaier

132: Analyzing and Modeling Special Offer Campaigns in Location-based Social Networks
Ke Zhang, Konstantinos Pelechrinis and Theodoros Lappas

137: A Bayesian Graphical Model to Discover Latent Events from Twitter
Wei Wei, Kenneth Joseph, Wei Lo and Kathleen Carley

144: Predicting Privacy Behavior on Online Social Networks
Cailing Dong, Hongxia Jin and Bart Knijnenburg

155: Characterizing Silent Users in Social Media Communities
Wei Gong, Ee-Peng Lim and Feida Zhu

166: Are People Really Social on Porn 2.0?
Gareth Tyson, Yehia Elkhatib, Nishanth Sastry and Steve Uhlig

176: An Image is Worth More than a Thousand Favorites: Surfacing the Hidden Beauty of Flickr Pictures
Rossano Schifanella, Miriam Redi and Luca Maria Aiello

179: Characterizing Information Diets of Social Media Users
Juhi Kulshrestha, Muhammad Bilal Zafar, Lisette Espín Noboa, Krishna Gummadi and Saptarshi Ghosh

180: Exploring the Popularity Phases of YouTube Videos: Observations, Insights, and Prediction
Honglin Yu, Lexing Xie and Scott Sanner

185: What Motivates People to Invest in Crowdfunding Projects? Recommendation using Heterogeneous Traits in Kickstarter
Vineeth Rakesh, Jaegul Choo and Chandan K. Reddy

195: Emotions and social movement engagement on Twitter
Amanda Jean Stevenson

202: Self-characterized Illness Phase and Information Needs of Participants in an Online Cancer Forum
Jordan Eschler, Zakariya Dehlawi and Wanda Pratt

204: Patterns in Interactive Tagging Networks
Yuto Yamaguchi, Mitsuo Yoshida, Christos Faloutsos and Hiroyuki Kitagawa

237: SEEFT: Planned Social Event Discovery and Attribute Extraction by Fusing Twitter and Web Content
Yu Wang, David Fink and Eugene Agichtein

257: Degeneracy-based Real-Time Sub-Event Detection in Twitter Stream
Polykarpos Meladianos, Giannis Nikolentzos, Francois Rousseau, Yannis Stavrakas and Michalis Vazirgiannis

275: Taxonomy-based Discovery and Annotation of Functional Areas in the City
Carmen Vaca Ruiz, Daniele Quercia and Francesco Bonchi

276: Predicting the Ambiance of Restaurants and Coffee Shops with Profile Pictures
Miriam Redi, Daniele Quercia, Lindsay T. Graham and Samuel D. Gosling

280: DUKE: A Solution for Discovering Neighborhood Patterns in Ego Networks
Syed Agha Muhammad and Kristof Van Laerhoven

281: Where is the Soho of Rome? - Measures and algorithms for finding similar neighborhoods in cities
Géraud Le Falher, Aristides Gionis and Michael Mathioudakis

289: Privacy and the City: User Identification and Location Semantics in Location-Based Social Networks
Luca Rossi, Matthew Williams, Christoph Stich and Mirco Musolesi

290: On the k-Anonymization of Time-varying and Multi-layer Social Graphs
Luca Rossi, Mirco Musolesi and Andrea Torsello

297: Why We Filter Our Photos and How It Impacts Engagement
Saeideh Bakhshi, David Shamma, Lyndon Kennedy and Eric Gilbert

298: Coordination and Efficiency in Decentralized Collaboration
Daniel Romero, Daniel Huttenlocher and Jon Kleinberg

304: Crowds, Gigs, and Super Sellers: A Measurement Study of a Supply-Driven Crowdsourcing Marketplace
Hancheng Ge, James Caverlee and Kyumin Lee

314: The Many Shades of Anonymity: Characterizing Anonymous Social Media Content
Denzil Correa, Leandro Araújo Silva, Mainack Mondal, Fabrício Benevenuto and Krishna Gummadi

315: Comparing Events Coverage in Online News and Social Media: The Case of Climate Change
Alexandra Olteanu, Carlos Castillo, Nicholas Diakopoulos and Karl Aberer

320: Smell and the City: The Digital Life of Urban Smellscapes
Daniele Quercia, Rossano Schifanella, Luca Maria Aiello and Kate Mclean

333: Multilayer Brokerage in Geo-Social Networks
Desislava Hristova, Pietro Panzarasa and Cecilia Mascolo

336: On analyzing hashtags in Twitter
Paolo Ferragina, Francesco Piccinno and Roberto Santoro

366: Editorial Algorithms: Using Social Media to Discover and Report Local News
Raz Schwartz, Mor Naaman and Rannie Teodoro

370: Antisocial Behavior in Online Discussion Communities
Justin Cheng, Cristian Danescu-Niculescu-Mizil and Jure Leskovec

385: The International Affiliation Network of YouTube Trends
Edward Platt, Rahul Bhargava and Ethan Zuckerman

388: Geolocation Prediction in Twitter Using Social Networks: A Critical Analysis and Review of Current Practice
David Jurgens, Tyler Finethy, James Mccorriston, Yi Tian Xu and Derek Ruths

396: Countering Censorship on Sina Weibo using Computed Homophones
Chaya Hiruncharoenvate, Zhiyuan Lin and Eric Gilbert

398: CREDBANK: A Large-scale Social Media Corpus With Associated Credibility Annotations
Tanushree Mitra and Eric Gilbert

404: Where in the %#&! are you? Twitter, Place, and the Nuances of Knowing with Big Data
Darren Stevenson

419: Popularity and Quality in Social News Aggregators
Greg Stoddard

425: Impact of entity disambiguation errors on social network properties
Jana Diesner, Craig Evans and Jinseok Kim

436: Don't Let Me Be #Misunderstood: Linguistically Motivated Algorithm for Predicting the Popularity of Textual Memes
Oren Tsur and Ari Rappoport

438: Misalignment Between Supply and Demand of Quality Content in Peer Production Communities
Morten Warncke-Wang, Vivek Ranjan, Loren Terveen and Brent Hecht

442: Values in Words: Using Language to Evaluate and Understand Personal Values
Ryan Boyd, Steve Wilson, James Pennebaker, Michal Kosinski, David Stillwell and Rada Mihalcea

446: Audience Analysis for Competing Memes in Social Media
Samuel Carton, Souneil Park, Nicole Zeffer, Eytan Adar, Qiaozhu Mei and Paul Resnick

487: Analysis and prediction of question topic popularity in community QA sites: A case study of Quora
Suman Kalyan Maity, Jot Sarup Singh Sahni and Animesh Mukherjee

537: “I didn’t sign up for this!”: Informed consent in social network research
Luke Hutton and Tristan Henderson

541: WhichStreams: A Dynamic Approach for Focused Data Capture from Large Social Media
Thibault Gisselbrecht, Sylvain Lamprier, Ludovic Denoyer and Patrick Gallinari


33: Analyzing and Detecting Opinion Spam on a Large-scale Dataset via Temporal and Spatial Patterns
Huayi Li, Zhiyuan Chen, Arjun Mukherjee, Bing Liu and Jidong Shao

37: Uncovering User Interaction Dynamics in Online Social Networks
Zhi Yang, Jilong Xue, Christo Wilson, Ben Zhao and Yafei Dai

38: Audience and the Use of Minority Languages on Twitter
Dong Nguyen, Dolf Trieschnigg and Leonie Cornips

40: Determining the Presence of Political Parties in Social Circles
Christophe Van Gysel, Bart Goethals and Maarten de Rijke

42: On the Limits and Efficiency of the Twitter Information Network
Mahmoudreza Babaei, Przemyslaw Grabowicz, Isabel Valera, Krishna Gummadi and Manuel Gomez Rodriguez

43: Covering the Egonet: A Crowdsourcing Approach to Social Circle Discovery on Twitter
Karmen Dykstra, Jefrey Lijffijt and Aristides Gionis

67: Two studies examining gender differences in response to Facebook status updates
Richard Joiner, Lina Lina Dapkeviciute, Helen Gregory, Mark Brosnan and Jeff Gavin

105: Conversing in Reflective Glory: A Systematic Study Using National Football League Games
Drew Margolin, Wang Liao and Yu-Ru Lin

131: Twitter Geolocation and Regional Classification via Unsupervised Sparse Coding
Miriam Cha, Youngjune Gwon and H. T. Kung

147: "I don't have a photograph, but you can have my footprints.'' - Revealing the Demographics of Location Data
Christopher Riederer, Sebastian Zimmeck, Coralie Phanord, Augustin Chaintreau and Steven Bellovin

148: Distant Supervision for Tweet Classification using YouTube Labels
Walid Magdy, Hassan Sajjad, Tarek El-Ganainy and Fabrizio Sebastiani

181: CENI: a Hybrid Framework for Efficiently Inferring Information Networks
Qingbo Hu, Sihong Xie, Shuyang Lin, Senzhang Wang and Philip Yu

183: Reliability of Data Collection Methods in Social Media Research
Giorgos Cheliotis, Xuesong Lu and Yi Song

213: Answering Complex Queries in an Online Community Network
Azade Nazi, Saravanan Thirumuruganathan, Vagelis Hristidis, Nan Zhang and Gautam Das

223: Exemplar-based Topic Detection in Twitter Streams
Ahmed Elbagoury, Rania Ibrahim, Mohamed Kamel, Ahmed Farahat and Fakhri Karray

230: What do Retweets indicate? Results from User Survey and Meta-Analysis of Research
Panagiotis Metaxas, Eni Mustafaraj, Kily Wong, Laura Zeng, Megan O'Keefe and Samantha Finn

234: Moving From Static to Dynamic Modeling of Expertise for Question Routing in CQA Sites
Reyyan Yeniterzi and Jamie Callan

249: Event-based Clustering for Reducing Labeling Costs of Event-Related Microposts
Axel Schulz, Frederik Janssen, Petar Ristoski and Johannes Fürnkranz

301: T-gram: a Time-aware Language Model to Predict Human Mobility
Hsun-Ping Hsieh, Cheng-Te Li and Xiaoqing Gao

316: Contextualized Sarcasm Detection on Twitter
David Bamman and Noah Smith

322: Culture, networks Twitter and foursquare: testing a model of cultural conversion with social media data
Kenneth Joseph and Kathleen Carley

340: A comparative study of demographic inference in Twitter
Xin Chen, Yu Wang, Eugene Agichtein and Fusheng Wang

348: An Ethnomethodologically-Informed Approach to Interface Design for Social Interaction around Video Online
Anna Zawilska and Steven Albury

353: Tweet Enrichment for Effective Dimensions Classification in Online Reputation Management
Graham McDonald, Romain Deveaud, Richard Mccreadie, Craig Macdonald and Iadh Ounis

369: Expertise Signals for Public and Enterprise Social Q&A
Shimei Pan, Elijah Mayfield, Jie Lu and Jennifer Lai

403: It is not only about Grievances - Emotional Dynamics in Social Media during the Brazilian Protests
Jean M. R. Costa, Rahmtin Rotabi, Elizabeth L. Murnane and Tanzeem Choudhury

420: What MMO Communities Don’t Do: A Longitudinal Study of Guilds and Character Leveling, Or Not
Nathaniel Poor

421: Organizations are Users Too: Characterizing and Detecting the Presence of Organizations on Twitter
James Mccorriston, David Jurgens and Derek Ruths

426:Do You Even Lift? An Analysis of Exercising Behavior in Online Populations
David Jurgens, James Mccorriston and Derek Ruths

427: Assessing the Impact of Friendship Structure on Conversational Agency in Facebook Groups
Vyacheslav Polonski and Bernie Hogan

431: Psychological Effects of Urban Crime Gleaned from Social Media
Jose Manuel Delgado Valdes, Jacob Eisenstein and Munmun De Choudhury

478: Penny for Your Thoughts: Searching for the 50 Cent Party on Sina Weibo
Xiaofeng Yang, Qian Yang and Christo Wilson

486: Goodreads vs Amazon: the effect of decoupling book reviewing and book selling
Derek Ruths, Andrew Piper, Faiyaz Zamal and Stefan Dimitrov

488: Social Cues and Interest in Reading News Stories
Elena Agapie and Sean Munson

490: A stratified learning approach for predicting the popularity of Twitter Idioms
Suman Kalyan Maity, Abhishek Gupta, Pawan Goyal and Animesh Mukherjee

493: Interactive Visual Graph Analytics on the Web
Nesreen Ahmed and Ryan Rossi

538: Participation Barriers to Youth Civic Engagement in Social Media
Petter Bae Brandtzaeg, Ida-Maria Haugstveit, Marika Lüders and Asbjřrn Fřlstad


264: Understanding how people feel based on social media discourse
Cecile Paris, Stephen Wan, Brian Jin and James McHugh

526: A platform for visually exploring controversies in Wikipedia articles
Erik Borra, David Laniado, Esther Weltevrede, Michele Mauri, Giovanni Magni, Tommaso Venturini, Paolo Ciuccarelli, Richard Rogers and Andreas Kaltenbrunner

533: Measure Social Metrics with Sodatech: a Monitoring and Analysis Platform of Big Data
Yingmin Li and Christine Balague