[DPO] add KTO loss #1075
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[DPO] add KTO loss #1075
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Co-authored-by: lewtun <lewis.c.tunstall@gmail.com>
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May 10, 2024
* add KTO loss * fix docs * Update trl/trainer/dpo_trainer.py Co-authored-by: lewtun <lewis.c.tunstall@gmail.com> * formatting * add link to papers --------- Co-authored-by: lewtun <lewis.c.tunstall@gmail.com>
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add Tahneman-Tversky optimization (KTO) loss function from https://github.com/ContextualAI/HALOs]
fixes #1072