Ngai Wong

Associate Professor, The University of Hong Kong

Joined

July 2019

Names

Ngai Wong

Emails

****@eee.hku.hk (Confirmed)

Personal Links

Career & Education History

Associate Professor

The University of Hong Kong (hku.hk)

2011 – Present

Assistant Professor

The University of Hong Kong (hku.hk)

2003 – 2010

Advisors, Relations & Conflicts

PhD Advisor

Tung-Sang Ng

1999 – 2003

Expertise

neural network design and compression

2015 – 2021

tensor algebra

2015 – 2021

Model order reduction

2003 – 2015

Publications

QuZO: Quantized Zeroth-Order Fine-Tuning for Large Language Models
Jiajun Zhou, Yifan Yang, Kai Zhen, Ziyue Liu, Yequan Zhao, Ershad Banijamali, Athanasios Mouchtaris, Ngai Wong, Zheng Zhang
- 2025 Conference on Empirical Methods in Natural Language Processing
- Readers: Everyone
Model Evolution Under Zeroth-Order Optimization: A Neural Tangent Kernel Perspective
Chen Zhang, Yuxin Cheng, Chenchen Ding, Shuqi Wang, Jingreng Lei, Runsheng Yu, Yik-Chung WU, Ngai Wong
- Sci4DL 2026
- Readers: Everyone
Timber: Training-free Instruct Model Refining with Base via Effective Rank
Taiqiang Wu, RUNMING YANG, Tao Liu, Jiahao Wang, Zenan Xu, Ngai Wong
- Submitted to ICLR 2026
- Readers: Everyone
DualRPO: All-in-one Visual RL with Internal and External Rewards
Sidi Yang, Chaofan Tao, Tiezheng YU, Jierun Chen, Haoli Bai, Lifeng Shang, Ngai Wong
- Submitted to ICLR 2026
- Readers: Everyone
Shadow-FT: Tuning Instruct Model via Training on Paired Base Model
RUNMING YANG, Taiqiang Wu, Jiayi Li, Pengfei Hu, Yik Chung WU, Ngai Wong, Yujiu Yang
- Submitted to ICLR 2026
- Readers: Everyone
Quantization Meets Reasoning: Exploring and Mitigating Degradation of Low-Bit LLMs in Mathematical Reasoning
Zhen Li, Yupeng Su, SongmiaoWang, RUNMING YANG, Congkai Xie, Aofan Liu, Ming Li, Jiannong Cao, Yuan Xie, Ngai Wong, Hongxia Yang
- Submitted to ICLR 2026
- Readers: Everyone
DART: Difficulty-Adaptive Reasoning Truncation for Efficient Large Language Models
Ruofan Zhang, Bin Xia, Zhen Cheng, Cairen Jian, Minglun Yang, Ngai Wong, Yuan Cheng
- Submitted to ICLR 2026
- Readers: Everyone
Nonparametric Teaching for Sequential Property Learners
Chen Zhang, Ziyou Guo, Weixin Bu, Xiao Du, Runsheng Yu, Yik Chung WU, Ngai Wong
- ICLR 2026 Conference Withdrawn Submission
- Readers: Everyone
PhyX: Does Your Model Have the "Wits" for Physical Reasoning?
Hui Shen, Taiqiang Wu, Qi Han, Yunta Hsieh, Jizhou Wang, Yuyue Zhang, Yuxin Cheng, Zijian Hao, Yuansheng Ni, Xin Wang, Zhongwei Wan, Kai Zhang, Wendong XU, Jing Xiong, Ping Luo, Wenhu Chen, Chaofan Tao, Zhuoqing Mao, Ngai Wong
- ICLR 2026 Conference Withdrawn Submission
- Readers: Everyone
PTQTP: Post-Training Quantization to Trit-Planes for Large Language Models
He Xiao, RUNMING YANG, Qingyao Yang, Wendong XU, Zhen Li, Yupeng Su, Zhengwu Liu, Hongxia Yang, Ngai Wong
- ICLR 2026 Conference Withdrawn Submission
- Readers: Everyone

View all 222 publications

Co-Authors

View all 282 co-authors