Showing math.OCShow all
3 papers · 1 filter
math.OC2025
Optimizing Railcar Movements to Create Outbound Trains in a Freight Railyard
Ruonan Zhao, Joseph Geunes, Xiaofeng Nie
A typical freight railyard at a manufacturing facility contains multiple tracks used for storage, classification, and outbound train assembly. Individual railcar storage locations…
math.OC2025
Revisiting Continuous p-Hub Location Problems with the L1 Metric
Yifan Wu, Joseph Geunes, Xiaofeng Nie
Motivated by emerging urban applications in commercial, public sector, and humanitarian logistics, we revisit continuous -hub location problems in which several facilities must…
math.OC2024
Approximate Solutions for Multi-Trip Route Planning in Time-Sensitive Situations
Bahar Cavdar, Joseph Geunes, Xiaofeng Nie +1
We consider emergent situations that require transporting individuals from their locations to a facility using a single capacitated vehicle, where transportation duration has a neg…