collaborators

6 papers

cs.AI2025

Replay Failures as Successes: Sample-Efficient Reinforcement Learning for Instruction Following

Kongcheng Zhang, Qi Yao, Shunyu Liu +7

Reinforcement Learning (RL) has shown promise for aligning Large Language Models (LLMs) to follow instructions with various constraints. Despite the encouraging results, RL improve…

cs.CL2025

MUSE: MCTS-Driven Red Teaming Framework for Enhanced Multi-Turn Dialogue Safety in Large Language Models

Siyu Yan, Long Zeng, Xuecheng Wu +6

As large language models~(LLMs) become widely adopted, ensuring their alignment with human values is crucial to prevent jailbreaks where adversaries manipulate models to produce ha…

cs.AI2025

Consistent Paths Lead to Truth: Self-Rewarding Reinforcement Learning for LLM Reasoning

Kongcheng Zhang, Qi Yao, Shunyu Liu +5

Recent advances of Reinforcement Learning (RL) have highlighted its potential in complex reasoning tasks, yet effective training often relies on external supervision, which limits…

cs.CL2025

SeRL: Self-Play Reinforcement Learning for Large Language Models with Limited Data

Wenkai Fang, Shunyu Liu, Yang Zhou +5

Recent advances have demonstrated the effectiveness of Reinforcement Learning (RL) in improving the reasoning capabilities of Large Language Models (LLMs). However, existing works…

cs.LG2025

A Survey of Direct Preference Optimization

Shunyu Liu, Wenkai Fang, Zetian Hu +9

Large Language Models (LLMs) have demonstrated unprecedented generative capabilities, yet their alignment with human values remains critical for ensuring helpful and harmless deplo…

cs.AI2025

Reasoning with Reinforced Functional Token Tuning

Kongcheng Zhang, Qi Yao, Baisheng Lai +5

In this work, we propose Reinforced Functional Token Tuning (RFTT), a novel reinforced fine-tuning framework that empowers Large Language Models (LLMs) with self-play learn-to-reas…