Distributed Computing and Artificial Intelligence, Special Sessions, 15th International Conference - RodrÃguez; Faria, Pedro; Fernández, Alberto; Jiménez-López, M. Dolores; Kłos, Sławomir; Mazuelas, Santiago; Moreno, María N.; Navarro, Elena M.; Prieto, Javier (Springer International Publishing, 2019)