Q-learning based energy-efficient and void avoidance routing protocol for underwater acoustic sensor networks

ZA Khan, OA Karim, S Abbas, N Javaid, YB Zikria… - Computer Networks, 2021 - Elsevier
The routing in underwater acoustic sensor networks (UASNs) has become a challenging
issue due to several problems. First, in UASN, the distance between the nodes changes due …

Performance analysis of cognitive hybrid radio frequency and free space optical cooperative networks

D Qin - Computers and Electrical Engineering, 2022 - Elsevier
This paper studies the exact performance of hybrid radio frequency and free space optical
cooperative amplify and forward communication networks in a cognitive radio environment …