collaborators

5 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

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.CV2025

Towards Enhanced Image Generation Via Multi-modal Chain of Thought in Unified Generative Models

Yi Wang, Mushui Liu, Wanggui He +13

Unified generative models have shown remarkable performance in text and image generation. For image synthesis tasks, they adopt straightforward text-to-image (T2I) generation. Howe…

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…