Mengdi Wang

Full Professor, ECE, Princeton University

Joined

November 2017

Names

Mengdi Wang

Emails

****@princeton.edu (Confirmed)

****@gmail.com

Personal Links

Homepage

Career & Education History

Full Professor

ECE, Princeton University (princeton.edu)

2014 – Present

PhD student

Massachusetts Institute of Technology (mit.edu)

2007 – 2013

Undergrad student

Tsinghua University (tsinghua.edu.cn)

2003 – 2007

Advisors, Relations & Conflicts

PhD Advisor

Dimitri Bertsekas

Present

Coworker

Jia Deng

Present

Coworker

Danqi Chen

Present

Expertise

optimization

Present

reinforcement learning

Present

large language models

Present

AI for science

Present

Publications

Generalization Bounds for Stochastic Saddle Point Problems
Junyu Zhang, Mingyi Hong, Mengdi Wang, Shuzhong Zhang
- International Conference on Artificial Intelligence and Statistics
- Readers: Everyone
Primal-dual first-order methods for affinely constrained multi-block saddle point problems
Junyu Zhang, Mengdi Wang, Mingyi Hong, Shuzhong Zhang
- SIAM Journal on Optimization
- Readers: Everyone
On Path to Multimodal Historical Reasoning: HistBench and HistAgent
Jiahao Qiu, Fulian Xiao, Yimin Wang, Yuchen Mao, Yijia Chen, Xinzhe Juan, Siran Wang, Xuan Qi, Tongcheng Zhang, Zixin Yao, Jiacheng Guo, Yifu Lu, Charles Argon, Jundi Cui, Daixin Chen, Junran Zhou, Shuyao Zhou, Zhanpeng Zhou, Ling Yang, Shilong Liu et al. (5 additional authors not shown)
- LLA 2026 Poster
- Readers: Everyone
GenEnv: Difficulty-Aligned Co-Evolution Between LLM Agents and Environment Simulators
Jiacheng Guo, Ling Yang, Peter Chen, Qixin Xiao, Yinjie Wang, Xinzhe Juan, Jiahao Qiu, Ke Shen, Mengdi Wang
- LLA 2026 Poster
- Readers: Everyone
Learning Agent Routing From Early Experience
Yimin Wang, Jiahao Qiu, Xuan Qi, Xinzhe Juan, Jingzhe Shi, Zelin Zhao, Hongru WANG, Shilong Liu, Mengdi Wang
- LLA 2026 Poster
- Readers: Everyone
LatentChem: From Textual CoT to Latent Thinking in Chemical Reasoning
Xinwu Ye, Yicheng Mao, Jia Zhang, Yimeng Liu, Li Hao, Fang Wu, Zhiwei Li, Yuxuan Liao, Zehong Wang, Zhiyuan Liu, Zhenfei Yin, Li Yuan, Philip Torr, Huan Sun, xiangxiang Zeng, Mengdi Wang, Le Cong, Shenghua Gao, Xiangru Tang
- LIT Workshop @ ICLR 2026
- Readers: Everyone
Lifelong Agents: Learning, Aligning, Evolving
Cheng Qian, Emre Can Acikgoz, Hongru WANG, Zhenfei Yin, Manling Li, Yun-Nung Chen, Mengdi Wang, Caiming Xiong
- ICLR 2026 Workshop Proposals
- Readers: Everyone
On the Role of Preference Variance in Preference Optimization
Jiacheng Guo, Zihao Li, Jiahao Qiu, Yue Wu, Mengdi Wang
- Submitted to ICLR 2026
- Readers: Everyone
Detecting Post-generation Edits to Watermarked LLM Outputs via Combinatorial Watermarking
Liyan Xie, Muhammad Siddeek, Mohamed S Mohamed, Andrea Goldsmith, Mengdi Wang
- Submitted to ICLR 2026
- Readers: Everyone
ARMOR: High-Performance Semi-Structured Pruning via Adaptive Matrix Factorization
Lawrence Liu, Alexander Liu, Mengdi Wang, Tuo Zhao, Lin F. Yang
- ICLR 2026 Poster
- Readers: Everyone

View all 150 publications

Co-Authors

View all 385 co-authors