collaborators

8 papers

cs.CL2026

Evolutionary Guided Decoding: Iterative Value Refinement for LLMs

Zhenhua Liu, Lijun Li, Ruizhe Chen +5

While guided decoding, especially value-guided methods, has emerged as a cost-effective alternative for controlling language model outputs without re-training models, its effective…

cs.LG2026

Advancing Multimodal Reasoning: From Optimized Cold Start to Staged Reinforcement Learning

Shuang Chen, Yue Guo, Zhaochen Su +7

Inspired by the remarkable reasoning capabilities of Deepseek-R1 in complex textual tasks, many works attempt to incentivize similar capabilities in Multimodal Large Language Model…

cs.CL2025

A Survey of Efficient Reasoning for Large Reasoning Models: Language, Multimodality, and Beyond

Xiaoye Qu, Yafu Li, Zhao-Chen Su +15

Recent Large Reasoning Models (LRMs), such as DeepSeek-R1 and OpenAI o1, have demonstrated strong performance gains by scaling up the length of Chain-of-Thought (CoT) reasoning dur…

cs.AI2025

AdaCtrl: Towards Adaptive and Controllable Reasoning via Difficulty-Aware Budgeting

Shijue Huang, Hongru Wang, Wanjun Zhong +4

Modern large reasoning models demonstrate impressive problem-solving capabilities by employing sophisticated reasoning strategies. However, they often struggle to balance efficienc…

cs.CL2025

GRACE: Generative Representation Learning via Contrastive Policy Optimization

Jiashuo Sun, Shixuan Liu, Zhaochen Su +6

Prevailing methods for training Large Language Models (LLMs) as text encoders rely on contrastive losses that treat the model as a black box function, discarding its generative and…

cs.CV2025

OpenThinkIMG: Learning to Think with Images via Visual Tool Reinforcement Learning

Zhaochen Su, Linjie Li, Mingyang Song +8

While humans can flexibly leverage interactive visual cognition for complex problem-solving, enabling Large Vision-Language Models (LVLMs) to learn similarly adaptive behaviors wit…