Dr Hongyu Zhang - Conferences and workshops

2026

Neural networks for stochastic optimisation, The 24th Conference of the International Federation of Operational Research Societies, Vienna, Austria, 12-17 July 2026. (invited by Associate Professor Calvin Tsay, upcoming)
Certified stopping rules for iterative stochastic programming algorithms, The 24th Conference of the International Federation of Operational Research Societies, Vienna, Austria, 12-17 July 2026. (presented by Dr Ruben van Beesten, upcoming)
Scenario generation using time series foundation models, 46th International Symposium On Forecasting, Montréal, Canada, 28 June-1 July 2026. (presented by Dr Alan King, upcoming)
Adaptive Benders decomposition and enhanced SDDP for problems with convex multistage stochastic subproblems with a common structure, SIAM Conference on Optimization (OP26), Edinburgh, UK, 2-5 June 2026. (upcoming)

2025

Surrogate neural networks for multi-horizon stochastic programs, International Conference on Optimization and Decision Science, Milano, Italy, 1-4 September 2025. (invited by Professor Enza Messina)
The impact of wind uncertainty modelling on power systems investment planning under multi-timescale uncertainty, 2025 XVII International Conference on Stochastic Programming (ICSP 2025), Paris, France, 28 July - 1 August 2025. (invited by Professor Güzin Bayraksan and Dr Harsha Gangammanavar)
Stopping SDDP using sequential testing, 2025 XVII International Conference on Stochastic Programming (ICSP 2025), Paris, France, 28 July-1 August 2025. (presented by Dr Ruben van Beesten)
Models and algorithms for multi-horizon stochastic programming, 2025 XVII International Conference on Stochastic Programming (ICSP 2025), Paris, France, 28 July - 1 August 2025. (presented by Professor Asgeir Tomasgard)
Modeling multistage uncertainty with Time Series Foundation Models and Doob decomposition, 2025 XVII International Conference on Stochastic Programming (ICSP 2025), Paris, France, 28 July - 1 August 2025. (presented by Dr Alan King)
Data-driven dynamic scenario generation using Benders decomposition with adaptive oracles, 22nd Conference on Advances in Continuous Optimisation (EUROPT 2025), Southampton, United Kingdom, 29 June - 2 July 2025.
Integrated investment, retrofit and abandonment energy system planning with multi-timescale uncertainty using stabilised adaptive Benders decomposition, 34th European Conference on Operational Research (EURO 2025), Leeds, United Kingdom, 22-25 June 2025. (invited by Professor Francesca Maggioni and Dr Miloš Kopa)

2024

Integrated energy system planning under short-term and long-term uncertainty: Modelling and algorithms, 2024 INFORMS Annual Meeting, Seattle, Washington, USA, 20-23 October 2024. (invited by Dr Rahman Khorramfar)
Integrated energy system planning under short-term and long-term uncertainty: Modelling and algorithms, 25th International Symposium on Mathematical Programming (ISMP 2024), Montréal, Canada, 21-26 July 2024. slides
Modelling and analysis of multi-timescale uncertainty in energy system planning, European Conference on Stochastic Optimisation and Computational Management Science (ECSO-CMS 2024), Stockholm, Sweden, 4-5 July 2024. (invited by Professor Francesca Maggioni and Professor Güzin Bayraksan) slides
Congestion management based on Power-to-Gas – Opportunities and challenges in European electricity markets, 20th International Conference on the European Energy Market (EEM 2024), Istanbul, Türkiye, 10-12 June 2024.

2023

Integrated investment, retrofit and abandonment planning of energy systems with short-term and long- term uncertainty using enhanced Benders decomposition, 2023 XVI International Conference on Stochastic Programming (ICSP 2023), Davis, California, USA, 24-28 July 2023. slides

2022

Investment planning of multi-region power systems with uncertainty using stabilised Benders decomposition with adaptive oracles, 2022 INFORMS Annual Meeting, Indianapolis, Indiana, USA, 16-19 October 2022. slides
The impact of decarbonising offshore fields on investment planning of the North Sea energy system, 43rd IAEE International Conference, Tokyo, Japan, 31 July - 4 August 2022. slides
Investment planning of multi-region power systems with uncertainty using stabilised Benders decomposition with adaptive oracles, European Conference on Stochastic Optimisation & Computational Management Science Conference 2022 (ECSO-CMS 2022), Venice, Italy, 29-30 June - 1 July 2022. slides
Offshore energy hubs in the decarbonisation of the Norwegian Continental Shelf, ASME 41st International Conference on Ocean, Offshore & Arctic Engineering (OMAE 2022), Hamburg, Germany, 5-10 June 2022. slides
Stabilised Benders decomposition with adaptive oracles, TACEMM Winter School Workshop “Planning Under Uncertainty in Energy Markets, Oppdal, Norway, 28 February - 4 March 2022. slides

2021

Decarbonised offshore energy hubs: modelling, optimisation and sensitivity analysis, the Norwegian Operations Research Society Annual Conference (NORS), Bergen, Norway, 17-18 November 2021. slides