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ML-Agents Release 16

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@ervteng ervteng released this 14 Apr 00:26
· 2 commits to release_16_branch since this release
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ML-Agents Release 16

Package Versions

NOTE: It is strongly recommended that you use packages from the same release together for the best experience.

Package Version
com.unity.ml-agents (C#) v1.9.1
com.unity.ml-agents.extensions (C#) v0.3.1-preview
ml-agents (Python) v0.25.1
ml-agents-envs (Python) v0.25.1
gym-unity (Python) v0.25.1
Communicator (C#/Python) v1.5.0

Major Changes

ml-agents / ml-agents-envs / gym-unity (Python)

  • The --resume flag now supports resuming experiments with additional reward providers or loading partial models if the network architecture has changed. See here for more details. (#5213)

Bug Fixes

com.unity.ml-agents (C#)

  • Fixed erroneous warnings when using the Demonstration Recorder. (#5216)

ml-agents / ml-agents-envs / gym-unity (Python)

  • Fixed an issue which was causing increased variance when using LSTMs. Also fixed an issue with LSTM when used with POCA and sequence_length < time_horizon. (#5206)
  • Fixed a bug where the SAC replay buffer would not be saved out at the end of a run, even if save_replay_buffer was enabled. (#5205)
  • ELO now correctly resumes when loading from a checkpoint. (#5202)
  • In the Python API, fixed validate_action to expect the right dimensions when set_action_single_agent is called. (#5208)
  • In the GymToUnityWrapper, raise an appropriate warning if step() is called after an environment is done. (#5204)
  • Fixed an issue where using one of the gym wrappers would override user-set log levels. (#5201)
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