Technological Innovation for the Internet of Things 4th IFIP WG 5.5/SOCOLNET Doctoral Conference on Computing, Electrical and Industrial Systems, DoCEIS 2013, Costa de Caparica, Portugal, April 15-17, 2013. Proceedings - Camarinha-Matos, Luis M.; Tomic, Slavisa; Graça, Paula (Springer Berlin Heidelberg : Imprint: Springer, 2013)