Hybrid Artificial Intelligent Systems 8th International Conference, HAIS 2013, Salamanca, Spain, September 11-13, 2013. Proceedings - Pan, Jeng-Shyang; Polycarpou, Marios M.; Woźniak, Michał; Carvalho, André C. P. L. F. de; Quintián, Héctor; Corchado, Emilio (Springer Berlin Heidelberg : Imprint: Springer, 2013)