New Trends in Computer Technologies and Applications 23rd International Computer Symposium, ICS 2018, Yunlin, Taiwan, December 20-22, 2018, Revised Selected Papers - Chang, Chuan-Yu; Chang, Chuan-Yu; Lin, Chien-Chou; Lin, Chien-Chou; Lin, Horng-Horng; Lin, Horng-Horng (Springer Singapore : Imprint: Springer, 2019)