Activities

Throughout my scientific carreer, I have been involved in several scientific activities, such as reviewing, research visits, grant proposals, as well as supervision of students.

Conference Program Committee Chair

I have been a program committee chair for the following conferences:

  • Doctoral Consortium at 28th ACM Conference on Hypertext and Hypermedia, HT 2017

Journal Reviewer

I have done reviews for the following journals:

Conference Program Committee Membership

I have been part of the program committee for the following conferences:

  • 11th International Conference on Web and Social Media, ICWSM 2017
  • International Conference on Social Informatics 2016, SocInfo 2016
  • 10th International Conference on Web and Social Media, ICWSM 2016
  • 16th International Conference on Web Engineering, ICWE 2016
  • Web Science 2016 Conference, WebSci 2016
  • 25th World Wider Web Conference, WWW 2016
  • Web Science 2015 Conference, WebSci 2015
  • 12th European Semantic Web Conference, ESWC 2015
  • 15th International Conference on Web Engineering, ICWE 2015
  • 7th ASE International Conference on Social Computing, SocialCom 2014
  • Web Science 2014 Conference, WebSci 2014
  • Web Science Track at the 23rd International World Wide Web Conference
  • 23rd ACM Conference on Hypertext and Social Media, Hypertext 2012

Workshop Program Committee Membership

I have been part of the program committee for the following workshops:

Subreviewer

I have provided subreviews for the following conferences or workshops:

Invited talks

I have been invited to give the following talks:

  • Artificial Intelligence Seminars at the Information Sciences Institute USC, September 2015 [Slides] [Video]
  • Bayesian Comparison of Hypotheses about Human Trails on the Web,
    International Conference on Computational Social Science, Helsinki, Finland, June 2015
  • Bayesian Comparison of Hypotheses about Human Trails on the Web,
    Modeling and Mining Temporal Interactions Workshop,
    International Conference on Web and Social Media, Oxford, UK, May 2015
  • GESIS - Leibniz Institute for the Social Sciences, November 2013
  • WEST Institute Seminar at the University of Koblenz-Landau, October 2013

Research visits

I have done the following research visits:

  • Visiting researcher at the Information Science Institute of University of Southern California (USC)
    Los Angeles, USA, September 2015 - Oktober 2015 (2 months)
    Supervision: Kristina Lerman
    Main topic: Performance deterioration on Reddit
  • Visiting researcher at GESIS - Leibniz Institute for the Social Sciences
    Cologne, Germany, November 2013 - December 2013 (2 months)
    Supervision: Markus Strohmaier
    Main topic: Sequential Markov chain modeling
  • Visiting researcher at the University of Würzburg
    Würzburg, Germany, August 2013 - September 2013 (2 months)
    Supervision: Andreas Hotho
    Main topic: Calculating semantic relatedness from human navigation

Grants

I have been involved in the following research grants:

  • 2014-2016, Pragmatics and Semantics in Social Tagging Systems II, German Science Foundation (DFG),
    supervised by Markus Strohmaier (GESIS, U. Koblenz) and in collaboration with Andreas Hotho (U. Würzburg),
    heavily involved in framing, writing and submitting given project, partly funded by it
  • 2011-2013, Pragmatics and Semantics in Social Tagging Systems, Austrian Science Fund (FWF),
    supervised by Markus Strohmaier (Techn. U. of Graz) and in collaboration with Andreas Hotho (U. Würzburg),
    funded by given project

PhD students mentored

  • Dimitar Dimitrov
    Core topic: Human navigation on the Web
    July 2015 - present
  • Lisette Espín Noboa
    Core topic: Network inference
    May 2015 - present

Theses mentored

  • Maryam Mehrazar,
    A Computational Approach for analysing Online Food Interest - A Case Study for Germany,
    Master's Thesis, University of Bonn, Bonn, 2016,
    Supervisor: Prof. Dr.-Ing. Christian Bauckhage, Advisor: Dr. Claudia Wagner, Dr. Philipp Singer, GESIS
  • Clemens Meinhart,
    Studying User Submissions and Content on Reddit,
    Master's Thesis, Graz University of Technology, Graz, 2014.
    Supervisor: Dr. Markus Strohmaier, Advisor: Dipl.-Ing. Philipp Singer, Graz University of Technology [PDF]
  • Elias Zeitfogel,
    Analysis of User Attention on Reddit,
    Master's Thesis, Graz University of Technology, Graz, 2014.
    Supervisor: Dr. Markus Strohmaier, Advisor: Dipl.-Ing. Philipp Singer, Graz University of Technology [PDF]