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lerobot/lerobot/common/policies/sac
KeWang1017 a5228a0dfe Enhance SAC configuration and policy with new parameters and subsampling logic
- Added `num_subsample_critics`, `critic_target_update_weight`, and `utd_ratio` to SACConfig.
- Implemented target entropy calculation in SACPolicy if not provided.
- Introduced subsampling of critics to prevent overfitting during updates.
- Updated temperature loss calculation to use the new target entropy.
- Added comments for future UTD update implementation.

These changes improve the flexibility and performance of the SAC implementation.
2025-03-28 17:18:24 +00:00
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