Show 10 5 10 15 20 50 100 250 Sort by year (new to old) Actions Save this search Download search results Subscribe to news feed Your filters: cql: parent exact "Federated Social Web Europe 2011, Proceedings" Add to list Conference Paper C1 open access 'Do we know each other or is it just our devices?': a federated context model for describing social activity across devices George Gionis, Heïko Desruelle (UGent) , Dieter Blomme (UGent) , John Lyle, Shamal Faily and Louay Bassbouss (2011) Federated Social Web Europe 2011, Proceedings.