Digital TV and Multimedia Communication 15th International Forum, IFTC 2018, Shanghai, China, September 20-21, 2018, Revised Selected Papers - Zhai, Guangtao; Zhai, Guangtao; Zhou, Jun; Zhou, Jun; An, Ping; An, Ping; Yang, Xiaokang; Yang, Xiaokang (Springer Singapore : Imprint: Springer, 2019)