Hanzhao Wang

Ph.D. candidate at Imperial College Business School Imperial College London, South Kensington Campus, London, SW7 2AZ, United Kingdom Email: h.wang19@imperial.ac.uk

About Me

Hello! My name is Hanzhao Wang and I am a Ph.D student at Imperial College Business School, Imperial College London. I am advised by Prof. Kalyan Talluri and Prof. Xiaocheng Li.

Prior to Imperial, I received my master’s degree in Operations Research from Columbia University and my B.S. degree in Central University of Finance and Economics.

I am joining the Discipline of Business Analytics at the University of Sydney Business School as a Lecturer (Assistant Professor) in Summer 2025.

Research Interests

• Machine learning, large language models, generative AI for business, operations management.

Research

reverse chronological order

1. How Humans Help LLMs: Assessing and Incentivizing Human Preference Annotators
   by Shang Liu, Hanzhao Wang, Zhongyao Ma, Xiaocheng Li. [arXiv].

2. OMGPT: A Sequence Modeling Framework for Data-driven Operational Decision Making
   by Hanzhao Wang, Guanting Chen, Kalyan Talluri, Xiaocheng Li. [Paper].

3. Towards Better Statistical Understanding of Watermarking LLMs
   by Zhongze Cai, Shang Liu, Hanzhao Wang, Huaiyang Zhong, Xiaocheng Li. Major Revision at Journal of the American Statistical Association. [arXiv].

4. Transformer Choice Net: A Transformer Neural Network for Choice Prediction
   by Hanzhao Wang, Kalyan Talluri, Xiaocheng Li. [arXiv].

5. Learning to Make Adherence-Aware Advice
   by Guanting Chen, Xiaocheng Li, Chunlin Sun, Hanzhao Wang. Accepted at ICLR 2024. [arXiv].

6. When No-Rejection Learning is Consistent for Regression with Rejection
   by Xiaocheng Li, Shang Liu, Chunlin Sun, Hanzhao Wang. Accepted at AISTATS 2024. [arXiv].

7. A Neural Network Based Choice Model for Assortment Optimization
   by Hanzhao Wang, Zhongze Cai, Kalyan Talluri, Xiaocheng Li. Invited for Resubmission at Marketing Science. [arXiv].

8. Learning to Sell a Focal-ancillary Combination
   by Hanzhao Wang, Xiaocheng Li, Kalyan Talluri. Major Revision at Naval Research Logistics. [arXiv].

9. On Dynamic Pricing with Covariates
   by Hanzhao Wang, Kalyan Talluri, Xiaocheng Li. Accepted at Operations Research. [arXiv].