Tian Xie

Researcher, Microsoft

Joined

May 2024

Names

Tian Xie (Preferred)

Emails

****@mail.ustc.edu.cn (Confirmed)

Personal Links

Career & Education History

Researcher

Microsoft (microsoft.com)

2025 – Present

Undergrad student

University of Science and Technology of China (ustc.edu)

2021 – 2025

Advisors, Relations & Conflicts

Coworker

Present

Expertise

Language Model Pretrain

Present

Machine Learning Theory

Present

Publications

Logic-RL: Unleashing LLM Reasoning with Rule-based Reinforcement Learning
Tian Xie, Zitian Gao, Qingnan Ren, Haoming Luo, Yuqian Hong, Bryan Dai, Joey Zhou, Kai Qiu, Zhirong Wu, Chong Luo
- OpenReview Archive Direct Upload
- Readers: Everyone
Controlled LLM Training on Spectral Sphere
Tian Xie
- OpenReview Archive Direct Upload
- Readers: Everyone
ViaRL: Adaptive Temporal Grounding via Visual Iterated Amplification Reinforcement Learning
Ziqiang Xu, Qi Dai, Tian Xie, Yifan Yang, Kai Qiu, Dongdong Chen, Zuxuan Wu, Chong Luo
- Submitted to ICLR 2026
- Readers: Everyone
Efficient RL Training for Reasoning Models via Length-Aware Optimization
Danlong Yuan, Tian Xie, Shaohan Huang, Zhuocheng Gong, Huishuai Zhang, Chong Luo, Furu Wei, Dongyan Zhao
- ICLR 2026 Conference Withdrawn Submission
- Readers: Everyone
Efficient RL Training for Reasoning Models via Length-Aware Optimization
Danlong Yuan, Tian Xie, Shaohan Huang, Zhuocheng Gong, Huishuai Zhang, Chong Luo, Furu Wei, Dongyan Zhao
- NeurIPS 2025 ER Workshop Spotlight
- Readers: Everyone

Co-Authors