Computer Engineering and Technology 22nd CCF Conference, NCCET 2018, Yinchuan, China, August 15-17, 2018, Revised Selected Papers - Xu, Weixia; Xu, Weixia; Xiao, Liquan; Xiao, Liquan; Li, Jinwen; Li, Jinwen; Zhu, Zhenzhen; Zhu, Zhenzhen (Springer Singapore : Imprint: Springer, 2019)