Hiroshige Aoki

# Checklist: > [!IMPORTANT] > Please review the checklist below before submitting your pull request. - [x] Please open an issue before creating a PR or link to an existing...

### Feature request Add an option to the RLOOTrainer that enables the use of string-based reward models, such as BLEU and Levenshtein distance, for evaluating model outputs. ### Motivation Currently,...