"Fast convergent risk-aware reinforcement learning", "Risk-aware and variance-reduced reinforcement learning with application in portfolio optimization"
INFORMS Annual Meeting, Atlanta, GA, Oct 2025
15th POMS-HK International Conference, Jan 2025.
NSFC Young Scientist Fund Workshop (Department of Management Sciences), Fuzhou, China, Dec 2023.
"Data-driven inventory management for new products: An adjusted Dyna-Q approach with transfer learning"
21st IEEE International Conference on Automation Science and Engineering, Los Angeles, CA, Aug 2025.
"On efficient computation of the quasi-concave envelope"
2025 International Conference on Continuous Optimization, Los Angeles, CA, Jul 2025.
"Efficiency versus accuracy: The optimal level of decentralization in humanitarian operations for sudden-onset disasters"
Durham Early Career Scholars Professional Development Workshop: Operations and Analytics, Durham, UK, Jun 2025.
HKU-IDS Scholar Seminar, Mar 2025.
INFORMS MSOM Conference, Minneapolis, MN, Jul 2024. [Xiaobo's slides]
"The role of mixed discounting in risk-averse sequential decision-making", "Preference elicitation and optimization", "The role of discounting and compounding in infinite-horizon cash flow risk management", "Discounting is not enough ? The impact of compounding in sequential decision-making", "Risk preference and time preference elicitations in decision-making"
HKU IDS Interdisciplinary Workshop – Exploring the Foundations: Fundamental AI and Theoretical Machine Learning, May 2025.
Workshop on Risk and Robust Markov Decision Processes and Reinforcement Learning, School of Business, Sun Yat-sen University, May 2025.
International Business School Suzhou, Xi'an Jiaotong-Liverpool University, Mar 2025.
15th POMS-HK International Conference, Jan 2025. [slides]
C. Y. Tung Institute of Intelligent Manufacturing and Service Management (Sino-US Global Logistics Institute), Shanghai Jiao Tong University, Jan 2024.
XVI International Conference on Stochastic Programming, Davis, CA, Jul 2023.
Seminar for IMSE7002 Advanced Industrial Engineering Technology, The University of Hong Kong, May 2023/Apr 2024.
Department of Systems Engineering and Engineering Management, The Chinese University of Hong Kong, Apr 2022.
"Data-driven optimal lateral transshipment policy for multi-retailer system"
On-site Review of RGC TRS Funded Project: T32-707/22-N, Oct 2024. [poster]
"Introduction to Data Science", "Scalability and robustness in data-driven decision-making''
Summer Research Programme Workshop, The University of Hong Kong, Jul 2023/Jul 2024/Jul 2025. [slides]
Musketeers Foundation Institute of Data Science, The University of Hong Kong, Dec 2021.
"The impact of risk-awareness on assortment planning"
14th POMS-HK International Conference, Jan 2024. [slides]
School of Mathematical Science, Xiamen University, Dec 2023.
POMS Annual Conference, Orlando, FL, May 2023.
"Robust assortment optimization with ambiguous dissimilarity factors"
School of Mathematical Science, Xiamen University, Dec 2023.
INFORMS Annual Meeting, Virtual, Nov 2020. [slides]
"Preference robust optimization: characterization and numerical methods", "Preference elicitation and robust optimization with multi-attribute quasi-concave choice functions", "A unifying framework for multi-attribute decision-making under preference ambiguity"
25th International Symposium on Mathematical Programming, Montréal, Quebec, Canada, Jul 2024.
Group for Research in Decision Analysis/CRC in Decision-Making under Uncertainty Webinar, Montréal, Quebec, Canada, Jun 2021. [slides][video]
Department of Industrial Engineering, Tsinghua University, May 2021.
Department of Management Science, School of Economics and Management, University of Chinese Academy of Sciences, May 2021.
Department of Mathematics, The University of Hong Kong, Apr 2021.
Department of Data and Systems Engineering (previously Industrial and Manufacturing Systems Engineering), The University of Hong Kong, Apr 2021.
Institute for Data and Decision Analytics (now merged into School of Data Science), The Chinese University of Hong Kong, Shenzhen, May 2019.
Shenzhen Research Institute of Big Data, May 2019.
INFORMS Annual Meeting, Phoenix, AZ, Nov 2018. [slides]
Department of Industrial Systems Engineering and Management, National University of Singapore, Jul 2017.
24th International Conference on Multiple Criteria Decision Making, Ottawa, Canada, Jul 2017. [slides]
"Model-free and risk-aware sequential decision-making", "Stochastic approximation for risk-aware Markov decision processes", "Risk-aware Q-learning for Markov decision processes", "Two online algorithms for risk-aware Markov decision processes", "On solving risk-aware Markov decision processes", "Model and reinforcement learning for Markov games with risk preferences", "Online learning for stochastic game with risk preferences"
School of Mechanical Engineering, Shanghai Jiao Tong University, Jan 2024.
Alibaba Business School, Hangzhou Normal University, Nov 2023.
34th AAAI Conference on Artificial Intelligence (AAAI), NYC, Feb 2020. [poster]
INFORMS Annual Meeting, Phoenix, AZ, Nov 2018. [poster]
56th IEEE Conference on Decision and Control, Melbourne, Australia, Dec 2017. [slides]
SJTU-NUS E2S2-CREATE 3rd SAC Meeting, Singapore, Aug 2017. [poster]
Department of Industrial Systems Engineering and Management, National University of Singapore, Mar 2017/Aug 2015. [slides]
"Randomized smoothing SVRG for large scale non-smooth convex optimization"
Department of Mathematics, National University of Singapore, Mar 2018.
"Data-driven risk measure and ranking"
Department of Industrial Systems Engineering and Management, National University of Singapore, Apr 2016. [slides]
"A GIS-based resilience design for water supply systems"
SJTU-NUS E2S2-CREATE Information Session, Singapore, Oct 2013.