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- W4319794920 abstract "This paper considers a multi-period location and sizing problem for an emergency medical service (EMS) system based on a distributionally robust optimisation (DRO) chance-constrained programming approach. The dynamic uncertain emergency medical requests are described in the ambiguity set, which is constructed based on Wasserstein-metric. The model of this problem focuses on minimising long-term operation costs. The chance constraints ensure the reliability of EMS system for the entire geographic areas. A reformulation of chance constraints is provided in Mixed Integer Linear Program form. For problem solution, a generalised Benders decomposition (GBD) implementation is proposed. A numerical simulation is conducted to illustrate the performance of two solution approaches in terms of computational convergence speed and optimality of the problem." @default.
- W4319794920 created "2023-02-11" @default.
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- W4319794920 date "2023-01-24" @default.
- W4319794920 modified "2023-10-14" @default.
- W4319794920 title "A multi-period emergency medical service location problem based on Wasserstein-metric approach using generalised benders decomposition method" @default.
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- W4319794920 doi "https://doi.org/10.1080/00207721.2023.2168144" @default.
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