Organization-2014

Program Committee

  • Jisun An, University of Cambridge, UK
  • Carlos Castillo, Qatar Computing Research Institute, Qatar
  • Meeyoung Cha, KAIST, Korea
  • Giovanni Luca Ciampaglia, Indiana University, US
  • Michele Coscia, Harvard University, US
  • Munmun De Choudhury, Microsoft Research, US
  • Sotiris Diplaris, CERTH-ITI, Greece
  • Emilio Ferrara, Indiana University, US
  • Thomas Gottron, University of Koblenz-Landau, Germany
  • Przemyslaw Grabowicz, Max Planck Institute for Software Systems, Germany
  • Claudia Hauff, Delft University of Technology, Netherlands
  • Jaap Kamps, University of Amsterdam, Netherlands
  • Nattiya Kanhabua, L3S Research Center, Germany
  • Jussi Karlgren, Gavagai, Sweden
  • Matthias Klusch, DFKI, Germany
  • Yiannis Kompatsiaris, CERTH – ITI, Greece
  • Konstantinos Konstantinidis, CERTH – ITI, Greece
  • Mounia Lalmas, Yahoo Labs, UK
  • Pasquale Lops, University of Bari, Italy
  • Yelena Mejova, Qatar Computing Research Institute, Qatar
  • Salvatore Orlando, Università Ca’ Foscari, Italy
  • André Panisson, ISI Foundation, Italy
  • Panagiotis Papapetrou, Stockholm University, Sweden
  • Ruggero Pensa, University of Torino, Italy
  • Raffaele Perego, ISTI-CNR, Italy
  • Georgios Petkos, CERTH – ITI, Greece
  • Luiz Augusto Pizzato, University of Sydney, Australia
  • Benjamin Rainer, University of Klagenfurt, Germany
  • Suman Deb Roy, Betawork, US
  • Giancarlo Ruffo, Università di Torino, Italy
  • Nikos Sarris, Athens Technology Centre, Greece
  • Rossano Schifanella, Università di Torino, Italy
  • Ralf Steinberger, European Commission – Joint Research Centre, Italy
  • Mozhgan Tavakolifard, Schibsted Media Group, Norway
  • Matthias Thimm, University of Koblenz-Landau, Germany
  • Manos Tsagkias, University of Amsterdam, Netherlands
  • Daniel Villatoro, Barcelona Digital, Spain
  • Ingmar Weber, Qatar Computing Research Institute, Qatar
  • Lexing Xie, Australian National University, Australia

Program Chairs

Gianmarco De Francisci Morales


Research Scientist at Yahoo Labs
Barcelona, Spain

Bio: Gianmarco received his Ph.D. in Computer Science and Engineering from the IMT Institute for Advanced Studies of Lucca in 2012. His research focuses on large scale data mining and big data, with a particular emphasis on web mining and Data Intensive Scalable Computing systems. He has served as a reviewer for many major conferences and journals in the area of data mining. He has been a member of the PC of major conferences, including WSDM 2013-14 and WWW 2014. He is an active member of the open source community of the Apache Software Foundation working on the Hadoop ecosystem, and a committer for the Apache Pig project.

Luca Maria Aiello


Research Scientist at Yahoo Labs
Barcelona, Spain

Bio: Luca received his Ph.D. in Computer Science from the University of Torino, Italy in 2012. He conducts interdisciplinary research connecting Computer Science, Physics of Complex Systems, and Computational Sociology. Recently his research has been devoted to study social phenomena such as homophily, influence, status and social attention, with applications to personalization, ranking, recommendation and link prediction. He has been member of the PC of major computer science conferences, including CIKM 2012-13, WWW 2012-13, WSDM 2013-14, ICWSM 2013, ACM MM 2013. He is leading the work of Yahoo in the SocialSensor EU project cosortium.

Fabrizio Silvestri


Senior Research Scientist at Yahoo Labs
Barcelona, Spain

Bio: Fabrizio received his Ph.D. from the Computer Science Department of the University of Pisa in 2004. His research interests are mainly focused on web Information Retrieval with particular focus on Efficiency related problems like Caching, Collection Partitioning, and Distributed IR in general. In his professional activities Fabrizio Silvestri is member of the program committee of many of the most important conferences in IR as well as organizer and, member of the steering committee, of the workshop Large Scale and Distributed Systems for Information Retrieval (LSDS-IR).

Symeon Papadopoulos


Research Associate at CERTH-ITI
Thessaloniki, Greece

Bio: Symeon received his Professional Doctorate in Engineering (P.D.Eng.) from the Technical University of Eindhoven, the Netherlands. Since September 2006, he has been working as a research associate with the Information Technologies Institute (ITI), part of the Centre for Research and Technology Hellas (CERTH), on a wide range of research areas such as information search and retrieval, social network analysis, data mining and web multimedia knowledge discovery. In 2009, he completed a distance-learning MBA degree in the Blekinge Institute of Technology, Sweden. In 2012, he defended his Ph.D. thesis in the Informatics department of AUTH on the topic of large-scale knowledge discovery from social multimedia. He is leading the work of ITI-CERTH in the SocialSensor EU project cosortium.