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Andrea Michi

3 accepted papers

2025

BOND: Aligning LLMs with Best-of-N Distillation

ICLR 2025poster

Reinforcement learning from human feedback (RLHF) is a key driver of quality and safety in state-of-the-art large language models. Yet, a surprisingly simple and strong inference-time strategy is Best-of-N sampling that selects the best generation among N candidates. In this paper, we propose Best-o…

Cited by 26SourcePDFScholar
2024

Conditional Language Policy: A General Framework For Steerable Multi-Objective Finetuning

EMNLP 2024finding

Reward-based finetuning is crucial for aligning language policies with intended behaviors (*e.g.*, creativity and safety). A key challenge is to develop steerable language models that trade-off multiple (conflicting) objectives in a flexible and efficient manner. This paper presents Conditional Lang…

Cited by 17SourcePDFScholar
2024

Nash Learning from Human Feedback

ICML 2024spotlight

Reinforcement learning from human feedback (RLHF) has emerged as the main paradigm for aligning large language models (LLMs) with human preferences. Traditionally, RLHF involves the initial step of learning a reward model from pairwise human feedback, i.e., expressed as preferences between pairs of…

Cited by 129SourcePDFScholar