Relay-aided free-space optical (FSO) communication systems have the ability of mitigating the adverse effects of link disruption by dividing a long link into several short links. In order to solve the relay selection (RS) problem in a decode and forward (DF) relay-aided FSO system. we model the relay selection scheme as a Markov decision process (MDP). Based on a dueling deep Q-networ... https://www.bekindtopets.com/super-find-Pet-Odor-Exterminator-Air-Freshener-Spray-Hippie-Love-7-oz-deal-zone/