ACM CONFERENCE ON ONLINE SOCIAL NETWORKS (COSN'14) OCTOBER 1-2, 2014 Dublin, Ireland

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Program

Wednesday, October 1

9:00 - 9:15    Welcome and Introduction

9:15 - 10:45    Session 1: Networked Opinion
        Session chair: Ashish Goel

Mining Democracy
Best Paper Award
Vincent Etter (EPFL)
Julien Herzen (EPFL)
Matthias Grossglauser (EPFL)
Patrick Thiran (EPFL)

Partisan Sharing: Facebook Evidence and Societal Consequences
Jisun An (Qatar Computing Research Institute)
Daniele Quercia (Yahoo Research, Barcelona)
Jon Crowcroft (University of Cambridge)

Role of Conformity in Opinion Dynamics in Social Networks
Abhimanyu Das (Microsoft Research)
Sreenivas Gollapudi (Microsoft Research)
Arindam Khan (Georgia Tech)
Renato Paes Leme (Google)

10:45 - 11:15    Coffee Break

11:15 - 12:30    Session 2: Efficient Algorithms for Social Networks
       Session chair: Mirco Musolesi

Computing Classic Closeness Centrality, at Scale
Best Paper Award
Edith Cohen (Microsoft Research)
Daniel Delling (Microsoft Research)
Thomas Pajor (Microsoft Research)
Renato F. Werneck (Microsoft Research)

Analysis of the semi-synchronous approach to large-scale parallel community finding
Erika Duriakova (UCD Insight Centre for Data Analytics)
Neil Hurley (UCD Insight Centre for Data Analytics)
Deepak Ajwani (Bell Laboratories, Dublin, Ireland)
Alessandra Sala (Bell Laboratories, Dublin, Ireland)

"WTF, GPU! Computing Twitter's Who-To-Follow on the GPU"
Afton Geil (UC Davis)
Yangzihao Wang (UC Davis)
John Owens (UC Davis)

12:30 - 14:00    Lunch Break

14:00 - 15:30    Session 3: Privacy and Anonymity
       Session chair: Alessandra Sala

Fighting Authorship Linkability with Crowdsourcing
Mishari Almishari (King Saud University)
Ekin Oguz (University of California Irvine)
Gene Tsudik (University of California Irvine)

On the Internet, nobody knows you’re a dog: A Twitter Case Study of Anonymity in Social Networks
Sai Teja Peddinti (New York University, Department of Computer Science and Engineering)
Keith W. Ross (New York University, Department of Computer Science and Engineering)
Justin Cappos (New York University, Department of Computer Science and Engineering)

Online Privacy as a Collective Phenomenon
Emre Sarigol (ETH Zurich)
David Garcia (ETH Zurich)
Frank Schweitzer (ETH Zurich)

15:30 - 16:30    Poster Sessions

List of accepted posters

16:00 - 17:45   Session 4: Influence and Diffusion
         Session chair: Manuel Gomez-Rodriguez

Spreading Rumours without the Network
Pawel Brach (University of Warsaw)
Alessandro Epasto (Sapienza University of Rome)
Alessandro Panconesi (Sapienza University of Rome)
Piotr Sankowski (University of Warsaw)

Popularity Dynamics of Foursquare Micro Reviews
Marisa Vasconcelos (Universidade Federal de Minas Gerais)
Jussara Almeida (Universidade Federal de Minas Gerais)
Marcos Gonçalves (Universidade Federal de Minas Gerais)
Daniel Souza (Universidade Federal de Minas Gerais)

Modeling Non-Progressive Phenomena for Influence Propagation
Vincent Yun Lou (Stanford University)
Smriti Bhagat (Technicolor)
Laks V. S. Lakshmanan (University of British Columbia)
Sharan Vaswani (University of British Columbia)

19:00       Dinner Reception

Ely Wine Bar

The conference banquet will take place in the Ely Wine Bar and Brasserie in the financial district in the heart of Dublin city. A stunning destination for the lovers of food, wine and beer. In a 200 year old tobacco and wine warehouse, ely bar & brasserie menu reflects the best of seasonal Irish produce – organic where possible, with all meats sourced through the family farm in The Burren, Co Clare. See more at: http://www.elywinebar.ie/restaurants/ely-bar-brasserie/#sthash.ciLi2xeO.dpuf. Seating for dinner is scheduled for 19:45 on Wednesday October 1st. Everyone is encouraged to arrive between 19:00 and 19:30 when a complementary glass of Guinness will be provided as a pre-dinner drink, so that you can sample a quintessentially Irish beverage.

Directions to Ely Wine Bar

Thursday, October 2

9:00 - 10:30    Session 5: Social Advertising and Commerce
        Session chair: Ben Zhao

Measurement and Analysis of OSN Ad Auctions
Community Contribution Award
Yabing Liu (Northeastern University)
Chloe Kliman-Silver (Brown University)
Robert Bell (AT&T Labs--Research)
Balachander Krishnamurthy (AT&T Labs--Research)
Alan Mislove (Northeastern University)

Invite Your Friends and Get Rewards: Dynamics of Incentivized Friend Invitation in KakaoTalk Mobile Games
Jiwan Jeong (KAIST)
Sue Moon (KAIST)

Beyond CPM and CPC: Determining the Value of Users on OSNs
Diego Saez-Trumper (Univ. Pompeu Fabra)
Yabing Liu (Northeastern University)
Ricardo Baeza-Yates (Yahoo! Labs)
Balachander Krishnamurthy (AT&T Labs--Research)
Alan Mislove (Northeastern University)

Price Trade-offs in Social Media Advertising
Milad Eftekhar (University of Toronto)
Saravanan Thirumuruganathan (University of Texas at Arlington)
Gautam Das (University of Texas at Arlington)
Nick Koudas (University of Toronto)

10:30 - 11:00    Coffee Break

11:00 - 12:30    Session 6: Social Communities
       Session chair: Xiaoming Fu

Ranking Twitter Discussion Groups
James Cook (UC Berkeley)
Abhimanyu Das (Microsoft Research)
Krishnaram Kenthapadi (Microsoft Research)
Nina Mishra (Microsoft Research)

Inferring Coarse Views of Connectivity in Very Large Graphs
Reza Motamedi (University of Oregon)
Reza Rejaie (University of Oregon)
Walter Willinger (Niksun, Inc.)
Daniel Lowd (University of Oregon)
Roberto Gonzalez (NEC Europe Ltd.)

Simultaneous Detection of Communities and Roles from Large Networks
Yiye Ruan (Ohio State University)
Srinivasan Parthasarathy (Ohio State University)

12:30 - 14:00    Lunch Break

14:00 - 15:30    Session 7: Network Identity
       Session chair: Ponnurangam Kumaraguru

It's the Way you Check-in: Identifying Users in Location-Based Social Networks
Luca Rossi (University of Birmingham, UK)
Mirco Musolesi (University of Birmingham, UK)

Estimating Heights from Photo Collections: A Data-Driven Approach
Ratan Dey (New York University)
Madhurya Nangia (New York University)
Keith W. Ross (New York University)
Yong Liu (New York University)

"I knew they clicked when I saw them with their friends"
Arthi Ramachandran (Columbia University)
Yunsung Kim (Columbia University)
Augustin Chaintreau (Columbia University)

15:30 - 16:00    Coffee Break

16:00 - 17:15    Session 8: Security in Social Networks
       Session chair: Christo Wilson

Cognitive disconnect: Understanding Facebook Connect login permissions
Nicky Robinson (Princeton University)
Joseph Bonneau (Princeton University)

The Socio-monetary Incentives of Online Social Network Malware Campaigns
Ting-Kai Huang (Google)
Bruno Ribeiro (Carnegie Mellon University)
Harsha V. Madhyastha (University of California Riverside)
Michalis Faloutsos (University of New Mexico)

Application Impersonation: Problems of OAuth and API Design in Online Social Networks
Pili Hu (Department of Information Engineering, The Chinese University of Hong Kong)
Ronghai Yang (Department of Information Engineering, The Chinese University of Hong Kong)
Yue Li (Department of Computer Science, College of William and Mary)
Wing Cheong Lau (Department of Information Engineering, The Chinese University of Hong Kong)

17:15 - 17:30    Coffee Break

17:30 - 18:30    Birds-of-a-Feather Sessions

Birds-of-a-Feather sessions are very informal gatherings of persons interested in a particular topic. They are designed with the goal of helping conference attendees network with others with similar interests. To schedule a BoF, simply write the BoF title as well as your name and affiliation on the BoF Board located in the registration area. If you have a description of your BoF you would like posted on this Web page, please schedule your BoF on the BoF board, then send its title, the organizer's name and affiliation to cosn2014-pcchairs@mpi-sws.org with "COSN 2014 BoF" in the subject line.

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