Zhi-Qin John Xu

Associate Professor, Shanghai Jiao Tong University

Joined

December 2018

Names

Zhi-Qin John Xu (Preferred)

Zhiqin Xu

Emails

****@nyu.edu (Confirmed)

****@sjtu.edu.cn (Confirmed)

Personal Links

Career & Education History

Associate Professor

Shanghai Jiao Tong University (sjtu.edu.cn)

2019 – Present

Postdoc

New York University Abu Dhabi (nyu.edu)

2016 – 2019

PhD student

Shanghai Jiao Tong University (sjtu.edu.cn)

2012 – 2016

Advisors, Relations & Conflicts

No relations added

Expertise

No areas of expertise listed

Publications

Empirical phase diagram for three-layer neural networks with infinite width
Hanxu Zhou, Qixuan Zhou, Zhenyuan Jin, Tao Luo, Yaoyu Zhang, Zhi-Qin John Xu
- Advances in Neural Information Processing Systems 35
- Readers: Everyone
Towards Understanding the Condensation of Neural Networks at Initial Training
Hanxu Zhou, Qixuan Zhou, Tao Luo, Yaoyu Zhang, Zhi-Qin John Xu
- Advances in Neural Information Processing Systems 35
- Readers: Everyone
Towards Understanding Adam Convergence on Highly Degenerate Polynomials
Zhiwei Bai, Jiajie Zhao, Zhangchen Zhou, Zhi-Qin John Xu, Yaoyu Zhang
- ICML 2026 spotlight
- Readers: Everyone
Adaptive Preconditioners Trigger Loss Spikes in Adam
Zhiwei Bai, Zhangchen Zhou, Jiajie Zhao, Xiaolong Li, Zhiyu li, Feiyu Xiong, Hongkang Yang, Yaoyu Zhang, Zhi-Qin John Xu
- ICML 2026 regular
- Readers: Everyone
Focus and Dilution: The Multi-stage Learning Process of Attention
Zheng-An Chen, Pengxiao Lin, Zhi-Qin John Xu, Tao Luo
- ICML 2026 spotlight
- Readers: Everyone
Identity Bridge: Enabling Implicit Reasoning via Shared Latent Memory
Pengxiao Lin, Zheng-An Chen, Zhi-Qin John Xu
- Submitted to ICLR 2026
- Readers: Everyone
WebSailor-V2: Bridging the Chasm to Proprietary Agents via Synthetic Data and Scalable Reinforcement Learning
Kuan Li, Zhongwang Zhang, Huifeng Yin, Rui Ye, Yida Zhao, Liwen Zhang, Litu Ou, Ding-Chu Zhang, Xixi Wu, Xinmiao Yu, Jialong Wu, Xinyu Wang, Zile Qiao, Zhen Zhang, Yong Jiang, Pengjun Xie, Fei Huang, Zhi-Qin John Xu, Shuai Wang, Minhao Cheng et al. (1 additional authors not shown)
- ICLR 2026 Poster
- Readers: Everyone
Uncritical tokens are 'critical' in pretraining: the implicit regularization effect of Next token prediction
Pengxiao Lin, Zhongwang Zhang, Zhi-Qin John Xu
- Submitted to ICLR 2026
- Readers: Everyone
Adaptive Preconditioners Trigger Loss Spikes in Adam
Zhiwei Bai, Zhangchen Zhou, Jiajie Zhao, Xiaolong Li, Zhiyu li, Feiyu Xiong, Hongkang Yang, Yaoyu Zhang, Zhi-Qin John Xu
- Submitted to ICLR 2026
- Readers: Everyone
WebSailor: Navigating Super-human Reasoning for Web Agent
Kuan Li, Zhongwang Zhang, Huifeng Yin, Liwen Zhang, Litu Ou, Jialong Wu, Wenbiao Yin, Baixuan Li, Zhengwei Tao, Xinyu Wang, Weizhou Shen, Junkai Zhang, Ding-Chu Zhang, Xixi Wu, Yong Jiang, Ming Yan, Pengjun Xie, Fei Huang, Zhi-Qin John Xu, Shuai Wang et al. (2 additional authors not shown)
- ICLR 2026 Conference Desk Rejected Submission
- Readers: Everyone

View all 25 publications

Co-Authors

View all 52 co-authors