Published Papers

None

No published papers available at the moment.

Preprints

AlphaSteer: Learning Refusal Steering with Principled Null-Space Constraint

Leheng Sheng*, Changshuo Shen*, Weixiang Zhao, Junfeng Fang, Xiaohao Liu, Zhenkai Liang, Xiang Wang, An Zhang†, Tat-Seng Chua
arXiv arXiv:2506.07022

On Reasoning Strength Planning in Large Reasoning Models

Leheng Sheng, An Zhang†, Zijian Wu, Weixiang Zhao, Changshuo Shen, Yi Zhang, Xiang Wang, Tat-Seng Chua
arXiv arXiv:2506.08390
Notes: * Equal contribution; † Corresponding author