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ACM Transactions on Internet Technology (TOIT) - Special Issue on Foundations of Social Computing, Volume 14 Issue 4, December 2014



Section: Special Issue on Foundations of Social Computing

Introduction to the Special Issue on Foundations of Social Computing
Amit K. Chopra, Raian Ali, Maja Vukovic
Article No.: 22
DOI: 10.1145/2680536

A Commitment-Based Infrastructure for Programming Socio-Technical Systems
Matteo Baldoni, Cristina Baroglio, Federico Capuzzimati
Article No.: 23
DOI: 10.1145/2677206

Socio-Technical Systems demand an evolution of computing into social computing, with a transition from an individualistic to a societal view. As such, they seem particularly suitable to realize multiparty, cross-organizational systems. Multi-Agent...

On the Dynamics of Social Media Popularity: A YouTube Case Study
Flavio Figueiredo, Jussara M. Almeida, Marcos André Gonçalves, Fabrício Benevenuto
Article No.: 24
DOI: 10.1145/2665065

Understanding the factors that impact the popularity dynamics of social media can drive the design of effective information services, besides providing valuable insights to content generators and online advertisers. Taking YouTube as case study,...

Ontology-Based Query Answering with Group Preferences
Thomas Lukasiewicz, Maria Vanina Martinez, Gerardo I. Simari, Oana Tifrea-Marciuska
Article No.: 25
DOI: 10.1145/2677207

The Web has recently been evolving into a system that is in many ways centered on social interactions and is now more and more becoming what is called the Social Semantic Web. One of the many implications of such an evolution is that the ranking...

Revealing the City That We Cannot See
Thiago H. Silva, Pedro O. S. Vaz de Melo, Jussara M. Almeida, Juliana Salles, Antonio A. F. Loureiro
Article No.: 26
DOI: 10.1145/2677208

We here investigate the potential of participatory sensor networks derived from location sharing systems, such as Foursquare, to understand the human dynamics of cities. We propose the City Image visualization technique, which builds a transition...

Integrating Social and Auxiliary Semantics for Multifaceted Topic Modeling in Twitter
Jan Vosecky, Di Jiang, Kenneth Wai-Ting Leung, Kai Xing, Wilfred Ng
Article No.: 27
DOI: 10.1145/2651403

Microblogging platforms, such as Twitter, have already played an important role in recent cultural, social and political events. Discovering latent topics from social streams is therefore important for many downstream applications, such as...

SESAME: Mining User Digital Footprints for Fine-Grained Preference-Aware Social Media Search
Dingqi Yang, Daqing Zhang, Zhiyong Yu, Zhiwen Yu, Djamal Zeghlache
Article No.: 28
DOI: 10.1145/2677209

With the recent popularity of social network services, a significant volume of heterogeneous social media data is generated by users, in the form of texts, photos, videos and collections of points of interest, etc. Such social media data provides...