Modeling and Using Context 7th International and Interdisciplinary Conference, CONTEXT 2011, Karlsruhe, Germany, September 26-30, 2011. Proceedings - Beigl, Michael; Christiansen, Henning; Roth-Berghofer, Thomas R.; Kofod-Petersen, Anders; Coventry, Kenny R.; Schmidtke, Hedda R. (Springer Berlin Heidelberg : Imprint: Springer, 2011)