Modeling Decisions for Artificial Intelligence 15th International Conference, MDAI 2018, Mallorca, Spain, October 15-18, 2018, Proceedings - Torra, Vicenç; Torra, Vicenç; Narukawa, Yasuo; Narukawa, Yasuo; Aguiló, Isabel; Aguiló, Isabel; González-Hidalgo, Manuel; González-Hidalgo, Manuel (Springer International Publishing : Imprint: Springer, 2018)