collaborators

5 papers

cs.CV2026

BARE: Towards Bias-Aware and Reasoning-Enhanced One-Tower Visual Grounding

Hongbing Li, Linhui Xiao, Zihan Zhao +4

Visual Grounding (VG), which aims to locate a specific region referred to by expressions, is a fundamental yet challenging task in the multimodal understanding fields. While recent…

cs.CL2025

BEDA: Belief Estimation as Probabilistic Constraints for Performing Strategic Dialogue Acts

Hengli Li, Zhaoxin Yu, Qi Shen +8

Strategic dialogue requires agents to execute distinct dialogue acts, for which belief estimation is essential. While prior work often estimates beliefs accurately, it lacks a prin…

cs.AI2025

BOTS: A Unified Framework for Bayesian Online Task Selection in LLM Reinforcement Finetuning

Qianli Shen, Daoyuan Chen, Yilun Huang +4

Reinforcement finetuning (RFT) is a key technique for aligning Large Language Models (LLMs) with human preferences and enhancing reasoning, yet its effectiveness is highly sensitiv…

cs.LG2025

LoReUn: Data Itself Implicitly Provides Cues to Improve Machine Unlearning

Xiang Li, Qianli Shen, Haonan Wang +1

Recent generative models face significant risks of producing harmful content, which has underscored the importance of machine unlearning (MU) as a critical technique for eliminatin…

cs.CL2025

Diversity as a Reward: Fine-Tuning LLMs on a Mixture of Domain-Undetermined Data

Zhenqing Ling, Daoyuan Chen, Liuyi Yao +3

Fine-tuning large language models (LLMs) using diverse datasets is crucial for enhancing their overall performance across various domains. In practical scenarios, existing methods…