Derek Duan

Researcher, Ubiquant

Joined

February 2020

Names

Derek Duan (Preferred)

Zhijian Duan

Emails

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

****@gmail.com (Confirmed)

****@ubiquant.com (Confirmed)

****@taobao.com (Confirmed)

Personal Links

Career & Education History

Researcher

Ubiquant (ubiquant.com)

2025 – Present

PhD student

School of Computer Science, Peking University (pku.edu.cn)

2020 – 2025

Undergrad student

Peking University (pku.edu.cn)

2016 – 2020

Advisors, Relations & Conflicts

PhD Advisor

Xiaotie Deng

2020 – 2025

Expertise

Algorithmic Game theory

Present

Machine Learning

Present

Publications

Learning Truthful Mechanisms Without Discretization
Yunxuan Ma, Steven Wang, Derek Duan, Yukun Cheng, Xiaotie Deng
- AAMAS 2026
- Readers: Everyone
Fleming-R1: Toward Expert-Level Medical Reasoning via Reinforcement Learning
Chi Liu, Derek Li, Yan Shu, Mengzhuo Chen, Derek Duan, Teng Fang, Bryan Dai
- ICLR 2026 Conference Withdrawn Submission
- Readers: Everyone
Action Sequence Planner: An Alternative For Offline Reinforcement Learning
Zhengye Han, Yusen Huo, Zhijian Duan, Tianyu Wang, Yeshu Li, Zhilin Zhang, Chuan Yu, Jian Xu, Bo Zheng, Xiaotie Deng
- Submitted to ICLR 2025
- Readers: Everyone
Learning-based Mechanism Design: Scalable, Truthful, and Continuum Approaches for Utility Maximization
Yunxuan Ma, Siqiang Wang, Zhijian Duan, Xiaotie Deng
- Submitted to ICLR 2025
- Readers: Everyone
Large-Scale Contextual Market Equilibrium Computation through Deep Learning
Yunxuan Ma, Yide Bian, Hao Xu, Weitao Yang, Jingshu Zhao, Zhijian Duan, Feng Wang, Xiaotie Deng
- Submitted to NeurIPS 2024
- Readers: Everyone
Auto-Bidding in Large-Scale Auctions: Learning Decision-Making in Uncertain and Competitive Games
Jian Xu, Zhilin Zhang, Zongqing Lu, Xiaotie Deng, Michael P. Wellman, Chuan Yu, Shuai Dou, Yusen Huo, Zhiwei Xu, Zhijian Duan, Shaopan Xiong, Chuang Liu, Ningyuan Li, Kefan Su, Wei Gong, Bo Zheng
- NeurIPS 2024 Competition Track
- Readers: Everyone
A survey on algorithms for Nash equilibria in finite normal-form games
Hanyu Li, Wenhan Huang, Zhijian Duan, David Henry Mguni, Kun Shao, Jun Wang, Xiaotie Deng
- Comput. Sci. Rev. 2024
- Readers: Everyone
A Scalable Neural Network for DSIC Affine Maximizer Auction Design
Zhijian Duan, Haoran Sun, Yurong Chen, Xiaotie Deng
- NeurIPS 2023 spotlight
- Readers: Everyone
Coordinated Dynamic Bidding in Repeated Second-Price Auctions with Budgets
Yurong Chen, Qian Wang, Zhijian Duan, Haoran Sun, Zhaohua Chen, Xiang Yan, Xiaotie Deng
- ICML 2023 Poster
- Readers: Everyone
Are Equivariant Equilibrium Approximators Beneficial?
Zhijian Duan, Yunxuan Ma, Xiaotie Deng
- ICML 2023 Poster
- Readers: Everyone

View all 19 publications

Co-Authors

View all 65 co-authors