Advanced Data Mining and Applications 15th International Conference, ADMA 2019, Dalian, China, November 21-23, 2019, Proceedings - Li, Jianxin; Li, Jianxin; Wang, Sen; Wang, Sen; Qin, Shaowen; Qin, Shaowen; Li, Xue; Li, Xue; Wang, Shuliang; Wang, Shuliang (Springer International Publishing : Imprint: Springer, 2019)