Pervasive Systems, Algorithms and Networks 16th International Symposium, I-SPAN 2019, Naples, Italy, September 16-20, 2019, Proceedings - Esposito, Christian; Esposito, Christian; Hong, Jiman; Hong, Jiman; Choo, Kim-Kwang Raymond; Choo, Kim-Kwang Raymond (Springer International Publishing : Imprint: Springer, 2019)