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README.md

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 This is a [TRL language model](https://github.com/huggingface/trl) that has been fine-tuned with reinforcement learning to
  guide the model outputs according to a value, function, or human feedback. The model can be used for text generation.
+ This was used as a test model in the reward interpretability study at https://arxiv.org/abs/2310.08164.
 
 ## Usage