Parallel and Distributed Computing, Applications and Technologies 19th International Conference, PDCAT 2018, Jeju Island, South Korea, August 20-22, 2018, Revised Selected Papers - Park, Jong Hyuk; Park, Jong Hyuk; Shen, Hong; Shen, Hong; Sung, Yunsick; Sung, Yunsick; Tian, Hui; Tian, Hui (Springer Singapore : Imprint: Springer, 2019)