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math.OC2026
Deep Learning for Data-Driven Districting-and-Routing
Arthur Ferraz, Cheikh Ahmed, Quentin Cappart +1
Districting-and-routing is a strategic problem aiming to aggregate basic geographical units (e.g., zip codes) into delivery districts. Its goal is to minimize the expected long-ter…
math.OC2025
The Branch-and-Bound Tree Closure
Marius Roland, Nagisa Sugishita, Alexandre Forel +3
This paper investigates the a-posteriori analysis of Branch-and-Bound~(BB) trees to extract structural information about the feasible region of mixed-binary linear programs. We int…
math.OC2024
Adaptive Partitioning for Chance-Constrained Problems with Finite Support
Marius Roland, Alexandre Forel, Thibaut Vidal
This paper studies chance-constrained stochastic optimization problems with finite support. It presents an iterative method that solves reduced-size chance-constrained models obtai…