Cognitive Radio Oriented Wireless Networks and Wireless Internet 16th EAI International Conference, CROWNCOM 2021, Virtual Event, December 11, 2021, and 14th EAI International Conference, WiCON 2021, Virtual Event, November 9, 2021, Proceedings - Jin, Huilong; Liu, Chungang; Pathan, Al-Sakib Khan; Fadlullah, Zubair Md; Choudhury, Salimur (Springer International Publishing, 2022)