VPO: Reasoning Preferences Optimization Based on $\mathcal{V}$-Usable Information

NeurIPSSpotlight2025

Authors
Zecheng Wang, Chunshan Li, Yupeng Zhang, Han Liu, Bingning Wang, Dianhui Chu, Dianbo Sui
Venue
NeurIPS 2025
Track
Spotlight

TL;DR

Direct Preference Optimization (DPO) is a widely used preference optimization algorithm in large language model (LLM) alignment, which reparameterizes the reward function in reinforcement learning wit…

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Topics

preference optimization reinforcement learning large language model language model optimization alignment reasoning llm

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