Qinzhen Li

Ph.D. Candidate

Institute of Operations Research and Analytics

National University of Singapore

I am on the 2026–2027 academic job market!

INFORMS 2026: I will present my job market paper in the Machine Learning and Applied Probability Job Market Session on Sunday, November 1, 1:15–2:30 PM, Moscone South 201 (Level 2).

Professional portrait of Qinzhen Li

About

I am a Ph.D. candidate at the National University of Singapore, advised by Yifan Feng.

My research studies learning and design in strategic environments, where participants’ responses shape the data and market outcomes that decision makers observe. I ask what decision-relevant structure survives these responses and how it can support effective learning and policy design, using tools from game theory, information design, and online learning. My work spans digital platforms, AI systems, and financial markets.

Revenue ManagementOnline LearningGame TheoryAuctionsPlatform Design

Research

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Working paper

TrellisMark: Multi-Bit LLM Watermarking with Trellis Coupling and Online Strength Allocation

Jingqi Zhang, Qinzhen Li, and Yan Pang

Conference version submitted.

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Publication

Fast Projection onto the Ordered Weighted ℓ1 Norm Ball

Qinzhen Li and Xudong Li

Science China Mathematics, 65 (2022), 869–886

Read

Education

2021–Present

Ph.D. in Operations Research and Analytics

National University of Singapore

Singapore

Sep–Dec 2024

Visiting Ph.D. Student, Sloan School of Management

Massachusetts Institute of Technology

Cambridge

2018–2020

Master of Finance, Fintech

Fudan University

Shanghai

2014–2018

B.Sc. in Statistics

Nankai University

Tianjin

Teaching

Instructor · Aug–Nov 2025

DAO1704 · Decision Analytics using Spreadsheets

National University of Singapore

4.3 / 5 overall · 47 responsesTeaching evaluation report

Guest Lecturer · Nov 2025

DBA5101 · Analytics in Managerial Economics

National University of Singapore

4.35 / 5 overall · 20 responses

Teaching Assistant · Aug 2022–May 2023

DBA5109 · Quantitative Risk ManagementDBA3713 · Analytics for Risk Management

National University of Singapore

Teaching Assistant · Sep 2019–Jan 2020

DATA630012 · Big Data and Financial Risk Management

Fudan University

Personal Interests

Singapore Marathon half-marathon finisher medals
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Dance

Regular street jazz classes.

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Running

First half-marathon: 1:59:30 at the 2025 Singapore Marathon.

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Music

R&B and hip hop, always in rotation.

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Español

Un poquito de español cada día.

Contact

qinzhen [at] u [dot] nus [dot] edu