Inferring Peer Centrality in Socially-Informed Peer-to-Peer Systems On managing social data for enabling socially-aware applications and services Scalable Online Betweenness Centrality in Evolving Graphs Prometheus: Distributed Management of Geo-Social Data Prometheus: User-Controlled P2P Social Data Management for Socially-aware Applications Cultures in Community Question Answering Privacy Concerns vs. User Behavior in Community Question Answering VHT: Vertical Hoeffding Tree (IEEE BigData 2016) SAMOA: A Platform for Mining Big Data Streams (Apache BigData North America 2016) SAMOA: A Platform for Mining Big Data Streams (Apache BigData Europe 2015) 
