Advances in Artificial Intelligence: 16th Conference of the Spanish Association for Arti?cial Intelligence, CAEPIA 2015 Albacete, Spain, November 9–12, 2015 Proceedings - Puerta; Barrenechea, Edurne; Baruque, Bruno; Dorronsoro, Bernabé; Galar, Mikel; Gámez, José A.; Troncoso, Alicia (Springer International Publishing, 2015)