3 papers
math.OC2025
Line planning under crowding: A cut-and-column generation approach
Yahan Lu, Rolf N. van Lieshout, Layla Martin +1
Problem definition: To mitigate excessive crowding in public transit networks, network expansion is often not feasible due to financial and time constraints. Instead, operators are…
math.OC2025
Optimal taxes and subsidies to incentivize modal shift for inner-city freight transport
Krissada Tundulyasaree, Layla Martin, Rolf N. van Lieshout +1
With increasing freight demands for inner-city transport, shifting freight from road to scheduled line services such as buses, metros, trams, and barges is a sustainable solution.…
cs.AI2023
A* search algorithm for an optimal investment problem in vehicle-sharing systems
Ba Luat Le, Layla Martin, Emrah Demir +1
We study an optimal investment problem that arises in the context of the vehicle-sharing system. Given a set of locations to build stations, we need to determine i) the sequence of…