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2026-07-13 13:17:40 +08:00

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# @OldAPIStack
# Pendulum SAC can attain -150+ reward in 6-7k
# Configurations are the similar to original softlearning/sac codebase
pendulum-sac:
env: Pendulum-v1
run: SAC
stop:
env_runners/episode_return_mean: -250
timesteps_total: 10000
config:
# Works for both torch and tf.
framework: torch
q_model_config:
fcnet_activation: relu
fcnet_hiddens: [256, 256]
policy_model_config:
fcnet_activation: relu
fcnet_hiddens: [256, 256]
tau: 0.005
target_entropy: auto
n_step: 1
rollout_fragment_length: 1
train_batch_size: 256
target_network_update_freq: 1
min_sample_timesteps_per_iteration: 1000
replay_buffer_config:
type: MultiAgentPrioritizedReplayBuffer
num_steps_sampled_before_learning_starts: 256
optimization:
actor_learning_rate: 0.0003
critic_learning_rate: 0.0003
entropy_learning_rate: 0.0003
num_env_runners: 0
num_gpus: 0
metrics_num_episodes_for_smoothing: 5