Faculty Profile - Xiaowei ZHANG | The Hong Kong University of Science and Technology

Associate Professor
Department of Industrial Engineering and Decision Analytics

Program Director of MSc in Financial Technology

UG Programs Coordinator (Industrial Engineering and Decision Analytics)

Research Interest

Stochastic simulation and optimization

Decision analytics

Reinforcement learning

Publications

2024 3

How Does Risk Hedging Impact Operations? Insights from a Price-Setting Newsvendor Model

Management Science, v. 70, (7), July 2024, p. 4912-4931
Wang, Liao; Yao, Jin; Zhang, Xiaowei
Article

Sample and Computationally Efficient Stochastic Kriging in High Dimensions

Operations Research, v. 72, (2), March 2024, p. 660-683
Ding, Liang; Zhang, Xiaowei
Article

Smooth Nested Simulation: Bridging Cubic and Square Root Convergence Rates in High Dimensions

Management Science, March 2024, p. 1-27
Wang, Wenjia; Wang, Yanyuan; Zhang, Xiaowei
Article

2022 1

Knowledge gradient for selection with covariates: Consistency and computation

Naval Research Logistics, v. 69, (3), April 2022, p. 496-507
Ding, Liang; Hong, L. Jeff; Shen, Haihui; Zhang, Xiaowei
Article

2021 2

Ranking and Selection with Covariates for Personalized Decision Making

INFORMS Journal on Computing, v. 33, (4), September 2021, p. 1500-1519
Shen, Haihui; Hong, L. Jeff; Zhang, Xiaowei
Article

Surrogate-Based Simulation Optimization

Emerging Optimization Methods and Modeling Techniques with Applications / edited by John Gunnar Carlsson. INFORMS, 2021, p. 287-311, Book series: INFORMS TutORials in Operations Research
Hong, L. Jeff; Zhang, Xiaowei
Book chapter

2020 1

Distributionally Robust Selection of the Best

Management Science, v. 66, (1), January 2020, p. 190-208
Fan, Weiwei; Hong, L. Jeff; Zhang, Xiaowei
Article

2018 3

Enhancing Stochastic Kriging for Queueing Simulation with Stylized Models

IISE Transactions, v. 50, (11), November 2018, p. 943-958
Shen, Haihui; Hong, L. Jeff; Zhang, Xiaowei
Article

A Scalable Approach to Enhancing Stochastic Kriging with Gradients

Proceedings of the 2018 Winter Simulation Conference, v. 2018-December, February 2019, article number 8632269, p. 2213-2224
Huo, Haojun; Zhang, Xiaowei; Zheng, Zeyu
Conference paper

Data-driven ranking and selection: High-dimensional covariates and general dependence

Proceedings - Winter Simulation Conference, v. 2018-December, February 2019, article number 8632388, p. 1933-1944
Li, Xiaocheng; Zhang, Xiaowei; Zheng, Zeyu
Conference paper

2017 1

Ranking and Selection with Covariates

Proceedings - Winter Simulation Conference, January 2018, article number 8247946, p. 2137-2148
Shen, Haihui; Hong, L. Jeff; Zhang, Xiaowei
Conference paper

2016 2

Sequential Sampling for Bayesian Robust Ranking and Selection

Proceedings - Winter Simulation Conference, January 2017, article number 7822139, p. 758-769
Zhang, Xiaowei; Ding, Liang
Conference paper

Simulation Metamodeling in the Presence of Model Inadequacy

Proceedings - Winter Simulation Conference, January 2017, article number 7822122, p. 566-577
Zhang, Xiaowei; Zou, Lu
Conference paper

2015 1

Affine Point Processes: Approximation and Efficient Simulation

Mathematics of Operations Research, v. 40, (4), November 2015, p. 797-819
Zhang, Xiaowei; Blanchet, Jose; Giesecke, Kay; Glynn, Peter W.
Article

2014 1

Scaling and Modeling of Call Center Arrivals

Proceedings - Winter Simulation Conference, v. 2015-January, January 2015, article number 7019913, p. 476-485
Zhang, Xiaowei; Hong, L. Jeff; Zhang, Jiheng
Conference paper

2013 2

A Bayesian Approach for Modeling and Analysis of Call Center Arrivals

Proceedings of the 2013 Winter Simulation Conference - Simulation: Making Decisions in a Complex World, WSC 2013, January 2014, article number 6721464, p. 713-723
Zhang, Xiaowei
Conference paper

Robust Selection of The Best

Proceedings of the 2013 Winter Simulation Conference - Simulation: Making Decisions in a Complex World, WSC 2013, January 2014, article number 6721478, p. 868-876
Fan, Weiwei; Hong, L. Jeff; Zhang, Xiaowei
Conference paper

2011 1

On the dynamics of a finite buffer queue conditioned on the amount of loss

Queueing Systems, v. 67, (2), February 2011, p. 91-110
Zhang, Xiaowei; Glynn, Peter W.
Article

2010 1

A regenerative bootstrap approach to estimating the initial transient

Proceedings - Winter Simulation Conference, January 2011, article number 5679093, p. 965-970
Glynn, Peter W.; Zhang, Xiaowei
Conference paper

2009 1

Rare Event Simulation for a Generalized Hawkes Process

Proceedings - Winter Simulation Conference / IEEE. Piscataway, NJ : IEEE, 2009, p. 1291-1298, article number 5429693
Zhang, Xiaowei; Glynn, Peter W.; Giesecke, Kay; Blanchet, Jose
Conference paper

2007 1

Efficient suboptimal rare-event simulation

Proceedings - Winter Simulation Conference / IEEE. Piscataway, NJ : IEEE, 2007, p. 389-394, article number 4419627
Zhang, Xiaowei; Blanchet, Jose; Glynn, Peter W.
Conference paper

Article 3

How Does Risk Hedging Impact Operations? Insights from a Price-Setting Newsvendor Model

Management Science, v. 70, (7), July 2024, p. 4912-4931
Wang, Liao; Yao, Jin; Zhang, Xiaowei

Sample and Computationally Efficient Stochastic Kriging in High Dimensions

Operations Research, v. 72, (2), March 2024, p. 660-683
Ding, Liang; Zhang, Xiaowei

Smooth Nested Simulation: Bridging Cubic and Square Root Convergence Rates in High Dimensions

Management Science, March 2024, p. 1-27
Wang, Wenjia; Wang, Yanyuan; Zhang, Xiaowei

Article 1

Knowledge gradient for selection with covariates: Consistency and computation

Naval Research Logistics, v. 69, (3), April 2022, p. 496-507
Ding, Liang; Hong, L. Jeff; Shen, Haihui; Zhang, Xiaowei

Article 1

Ranking and Selection with Covariates for Personalized Decision Making

INFORMS Journal on Computing, v. 33, (4), September 2021, p. 1500-1519
Shen, Haihui; Hong, L. Jeff; Zhang, Xiaowei

Book chapter 1

Surrogate-Based Simulation Optimization

Emerging Optimization Methods and Modeling Techniques with Applications / edited by John Gunnar Carlsson. INFORMS, 2021, p. 287-311, Book series: INFORMS TutORials in Operations Research
Hong, L. Jeff; Zhang, Xiaowei

Article 1

Distributionally Robust Selection of the Best

Management Science, v. 66, (1), January 2020, p. 190-208
Fan, Weiwei; Hong, L. Jeff; Zhang, Xiaowei

Article 1

Enhancing Stochastic Kriging for Queueing Simulation with Stylized Models

IISE Transactions, v. 50, (11), November 2018, p. 943-958
Shen, Haihui; Hong, L. Jeff; Zhang, Xiaowei

Conference paper 2

A Scalable Approach to Enhancing Stochastic Kriging with Gradients

Proceedings of the 2018 Winter Simulation Conference, v. 2018-December, February 2019, article number 8632269, p. 2213-2224
Huo, Haojun; Zhang, Xiaowei; Zheng, Zeyu

Data-driven ranking and selection: High-dimensional covariates and general dependence

Proceedings - Winter Simulation Conference, v. 2018-December, February 2019, article number 8632388, p. 1933-1944
Li, Xiaocheng; Zhang, Xiaowei; Zheng, Zeyu

Conference paper 1

Ranking and Selection with Covariates

Proceedings - Winter Simulation Conference, January 2018, article number 8247946, p. 2137-2148
Shen, Haihui; Hong, L. Jeff; Zhang, Xiaowei

Conference paper 2

Sequential Sampling for Bayesian Robust Ranking and Selection

Proceedings - Winter Simulation Conference, January 2017, article number 7822139, p. 758-769
Zhang, Xiaowei; Ding, Liang

Simulation Metamodeling in the Presence of Model Inadequacy

Proceedings - Winter Simulation Conference, January 2017, article number 7822122, p. 566-577
Zhang, Xiaowei; Zou, Lu

Article 1

Affine Point Processes: Approximation and Efficient Simulation

Mathematics of Operations Research, v. 40, (4), November 2015, p. 797-819
Zhang, Xiaowei; Blanchet, Jose; Giesecke, Kay; Glynn, Peter W.

Conference paper 1

Scaling and Modeling of Call Center Arrivals

Proceedings - Winter Simulation Conference, v. 2015-January, January 2015, article number 7019913, p. 476-485
Zhang, Xiaowei; Hong, L. Jeff; Zhang, Jiheng

Conference paper 2

A Bayesian Approach for Modeling and Analysis of Call Center Arrivals

Proceedings of the 2013 Winter Simulation Conference - Simulation: Making Decisions in a Complex World, WSC 2013, January 2014, article number 6721464, p. 713-723
Zhang, Xiaowei

Robust Selection of The Best

Proceedings of the 2013 Winter Simulation Conference - Simulation: Making Decisions in a Complex World, WSC 2013, January 2014, article number 6721478, p. 868-876
Fan, Weiwei; Hong, L. Jeff; Zhang, Xiaowei

Article 1

On the dynamics of a finite buffer queue conditioned on the amount of loss

Queueing Systems, v. 67, (2), February 2011, p. 91-110
Zhang, Xiaowei; Glynn, Peter W.

Conference paper 1

A regenerative bootstrap approach to estimating the initial transient

Proceedings - Winter Simulation Conference, January 2011, article number 5679093, p. 965-970
Glynn, Peter W.; Zhang, Xiaowei

Conference paper 1

Rare Event Simulation for a Generalized Hawkes Process

Proceedings - Winter Simulation Conference / IEEE. Piscataway, NJ : IEEE, 2009, p. 1291-1298, article number 5429693
Zhang, Xiaowei; Glynn, Peter W.; Giesecke, Kay; Blanchet, Jose

Conference paper 1

Efficient suboptimal rare-event simulation

Proceedings - Winter Simulation Conference / IEEE. Piscataway, NJ : IEEE, 2007, p. 389-394, article number 4419627
Zhang, Xiaowei; Blanchet, Jose; Glynn, Peter W.

2018 3

Enhancing Stochastic Kriging for Queueing Simulation with Stylized Models

IISE Transactions, v. 50, (11), November 2018, p. 943-958
Shen, Haihui; Hong, L. Jeff; Zhang, Xiaowei
Article

A Scalable Approach to Enhancing Stochastic Kriging with Gradients

Proceedings of the 2018 Winter Simulation Conference, v. 2018-December, February 2019, article number 8632269, p. 2213-2224
Huo, Haojun; Zhang, Xiaowei; Zheng, Zeyu
Conference paper

Data-driven ranking and selection: High-dimensional covariates and general dependence

Proceedings - Winter Simulation Conference, v. 2018-December, February 2019, article number 8632388, p. 1933-1944
Li, Xiaocheng; Zhang, Xiaowei; Zheng, Zeyu
Conference paper

2017 1

Ranking and Selection with Covariates

Proceedings - Winter Simulation Conference, January 2018, article number 8247946, p. 2137-2148
Shen, Haihui; Hong, L. Jeff; Zhang, Xiaowei
Conference paper

2016 2

Sequential Sampling for Bayesian Robust Ranking and Selection

Proceedings - Winter Simulation Conference, January 2017, article number 7822139, p. 758-769
Zhang, Xiaowei; Ding, Liang
Conference paper

Simulation Metamodeling in the Presence of Model Inadequacy

Proceedings - Winter Simulation Conference, January 2017, article number 7822122, p. 566-577
Zhang, Xiaowei; Zou, Lu
Conference paper

2015 1

Affine Point Processes: Approximation and Efficient Simulation

Mathematics of Operations Research, v. 40, (4), November 2015, p. 797-819
Zhang, Xiaowei; Blanchet, Jose; Giesecke, Kay; Glynn, Peter W.
Article

2014 1

Scaling and Modeling of Call Center Arrivals

Proceedings - Winter Simulation Conference, v. 2015-January, January 2015, article number 7019913, p. 476-485
Zhang, Xiaowei; Hong, L. Jeff; Zhang, Jiheng
Conference paper

2013 2

A Bayesian Approach for Modeling and Analysis of Call Center Arrivals

Proceedings of the 2013 Winter Simulation Conference - Simulation: Making Decisions in a Complex World, WSC 2013, January 2014, article number 6721464, p. 713-723
Zhang, Xiaowei
Conference paper

Robust Selection of The Best

Proceedings of the 2013 Winter Simulation Conference - Simulation: Making Decisions in a Complex World, WSC 2013, January 2014, article number 6721478, p. 868-876
Fan, Weiwei; Hong, L. Jeff; Zhang, Xiaowei
Conference paper

2011 1

On the dynamics of a finite buffer queue conditioned on the amount of loss

Queueing Systems, v. 67, (2), February 2011, p. 91-110
Zhang, Xiaowei; Glynn, Peter W.
Article

2010 1

A regenerative bootstrap approach to estimating the initial transient

Proceedings - Winter Simulation Conference, January 2011, article number 5679093, p. 965-970
Glynn, Peter W.; Zhang, Xiaowei
Conference paper

2009 1

Rare Event Simulation for a Generalized Hawkes Process

Proceedings - Winter Simulation Conference / IEEE. Piscataway, NJ : IEEE, 2009, p. 1291-1298, article number 5429693
Zhang, Xiaowei; Glynn, Peter W.; Giesecke, Kay; Blanchet, Jose
Conference paper

2007 1

Efficient suboptimal rare-event simulation

Proceedings - Winter Simulation Conference / IEEE. Piscataway, NJ : IEEE, 2007, p. 389-394, article number 4419627
Zhang, Xiaowei; Blanchet, Jose; Glynn, Peter W.
Conference paper

No Publications

Teaching Assignment

IEDA4000B	Decision Making with Machine Learning
MFIT5001	AI for FinTech

IEDA4520	Numerical Methods for Financial Engineering
MFIT5005	Foundations of FinTech

IEDA4000B	Decision Making with Machine Learning
IEDA4920	Decision Analytics Final Year Project
IEDA4960	Industrial Engineering and Engineering Management Final Year Project

No Teaching Assignments

Research Interest

Publications

2024 3

2022 1

2021 2

2020 1

2018 3

2017 1

2016 2

2015 1

2014 1

2013 2

2011 1

2010 1

2009 1

2007 1

Article 3

Article 1

Article 1

Book chapter 1

Article 1

Article 1

Conference paper 2

Conference paper 1

Conference paper 2

Article 1

Conference paper 1

Conference paper 2

Article 1

Conference paper 1

Conference paper 1

Conference paper 1

2018 3

2017 1

2016 2

2015 1

2014 1

2013 2

2011 1

2010 1

2009 1

2007 1

Teaching Assignment

Research Postgraduate (RPG) Supervision

From January 2022 to December 2025 (As of 04 May 2025)

Current RPGs

Projects

From January 2023 to December 2025 (As of 04 May 2025)

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