Technological Innovation for Cloud-Based Engineering Systems 6th IFIP WG 5.5/SOCOLNET Doctoral Conference on Computing, Electrical and Industrial Systems, DoCEIS 2015, Costa de Caparica, Portugal, April 13-15, 2015, Proceedings - Camarinha-Matos, Luis M.; Baldissera, Thais A.; Di Orio, Giovanni; Marques, Francisco (Springer International Publishing : Imprint: Springer, 2015)