Technological Innovation for Collective Awareness Systems 5th IFIP WG 5.5/SOCOLNET Doctoral Conference on Computing, Electrical and Industrial Systems, DoCEIS 2014, Costa de Caparica, Portugal, April 7-9, 2014. Proceedings - Camarinha-Matos, Luis M.; Barrento, Nuno S.; Mendonça, Ricardo (Springer Berlin Heidelberg : Imprint: Springer, 2014)