class DDPGAgent: def __init__(self, state_dim, action_dim, gamma=0.99, tau=0.01, lr_actor=1e-3, lr_critic=1e-3, memory_size=int(1e6), batch_size=128, warmup_steps=1000, noise_std=0.2, noise_min=0., hidden_size=128, num_layers=2): self.state_dim = state_dim self.action_dim = action_dim self.gamma = gamma self.tau = tau self.lr_actor = lr_actor self.lr_critic = lr_critic self.batch_size = batch_size self.steps = 50 self.warmup_steps = warmup_steps self.noise_std = noise_std self.noise_min = noise_min # 创建memory buffer用于存储经验回放记录 self.memory_buffer = deque(maxlen=memory_size) # 定义actor模型和target模型 self.actor = RnnModel(input_size=state_dim, hidden_size=hidden_size, num_layers=num_layers, output_size=action_dim).cuda() self.target_actor = RnnModel(input_size=state_dim, hidden_size=hidden_size, num_layers=num_layers, output_size=action_dim).cuda() self.target_actor.load_state_dict(self.actor.state_dict()) # 定义critic模型和target模型 self.critic = CriticNetwork(state_dim, action_dim) self.target_critic = CriticNetwork(state_dim, action_dim) self.target_critic.load_state_dict(self.critic.state_dict())
时间: 2023-06-08 14:07:09 浏览: 187
AGC_weighted.zip_AGC matlab_Digital State_gamma correction_proba
这是一个DDPG智能体的初始化函数,它有许多参数可以设置,包括状态空间、动作空间维度、强化学习的折扣因子、目标网络和实际网络之间的软更新率、演员网络和评论家网络的学习率、记忆库的大小、批量大小、热身步数、噪声的标准差、噪声的最小值、隐藏层的大小和层数等等。这些参数可以用来优化DDPG的性能。
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