According to our database1, Andreas Kalaitzakis authored at least 2 papers between 2011 and 2012.
Legend:Book In proceedings Article PhD thesis Other
Evolution of User Activity and Community Formation in an Online Social Network.
Proceedings of the International Conference on Advances in Social Networks Analysis and Mining, 2012
Community detection in collaborative environments: a comparative analysis.
Proceedings of the PETRA 2011, 2011