{ "experiment_name": "ppo_lunarlander_128x128", "env_id": "LunarLander-v3", "env_kwargs": {}, "total_timesteps": 5000000, "n_envs": 16, "seed": 42, "actor_layers": [ 128, 128 ], "critic_layers": [ 128, 128 ], "learning_rate": 0.0003, "n_steps": 1024, "batch_size": 64, "n_epochs": 4, "gamma": 0.999, "gae_lambda": 0.98, "ent_coef": 0.01, "clip_range": 0.2, "eval_every_timesteps": 50000, "checkpoint_every_timesteps": 100000, "n_eval_episodes": 20, "device": "cpu" }