Deep deterministic policy gradient 3 Technology: general issues 3 Deterministics 2 History of engineering & technology 2 History of engineering and technology 2 Policy gradient 2 Reinforcement learning 2 Age of information 1 Ambient backscatter 1 Ambients 1 Backscattering 1 Cognitive radio 1 Cognitive radio network 1 Connected vehicle 1 Connected vehicles 1 Convolution 1 DDPG 1 Deep Deterministic Policy Gradient 1 Deep Reinforcement Learning 1 Deep learning 1 Intelligent Speed Adaptation 1 Intelligent speed adaptation 1 Long short-term memory 1 Markov decision process 1 Multi-agent 1 Optimal baselines 1 Peer-to-peer energy trading 1 Renewable generation 1 Secondary networks 1 Speed 1