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| Code in `cleanrl/ppo_procgen.py` and `cleanrl/ppg_procgen.py` are adapted from https://github.com/AIcrowd/neurips2020-procgen-starter-kit/blob/142d09586d2272a17f44481a115c4bd817cf6a94/models/impala_cnn_torch.py |
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| Code in `cleanrl/sac_continuous_action.py` is inspired and adapted from [haarnoja/sac](https://github.com/haarnoja/sac), [openai/spinningup](https://github.com/openai/spinningup), [pranz24/pytorch-soft-actor-critic](https://github.com/pranz24/pytorch-soft-actor-critic), [DLR-RM/stable-baselines3](https://github.com/DLR-RM/stable-baselines3), and [denisyarats/pytorch_sac](https://github.com/denisyarats/pytorch_sac). |
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| - [denisyarats/pytorch_sac](https://github.com/denisyarats/pytorch_sac/blob/81c5b536d3a1c5616b2531e446450df412a064fb/LICENSE) |
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| Copyright (c) 2018 Pranjal Tandon |
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| The CONTRIBUTING.md is adopted from https://github.com/entity-neural-network/incubator/blob/2a0c38b30828df78c47b0318c76a4905020618dd/CONTRIBUTING.md |
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| --------------------------------------------------------------------------------- |
| The cleanrl/ppo_continuous_action_isaacgym.py is contributed by Nvidia |
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