Novel Model-free Optimal Active Vibration Control Strategy Based on Deep Reinforcement Learning

Table 1

Cumulative cost comparison under white noise excitations.

Time (s)	Excitation level	DDPG	LQR
500	Low	720.96	720.94
	Middle	902.70	902.73
	High	7.18 × 10^4	7.18 × 10^4