
doi: 10.1002/net.22063
handle: 2268/256898
AbstractIn the context of door‐to‐door transportation of people with disabilities, service quality considerations such as maximum ride time and service time consistency are critical requirements. To identify a good trade‐off between these considerations and economic objectives, we define a new variant of the multiperiod dial‐a‐ride problem called the time‐consistent dial‐a‐ride problem. A transportation planning is supposed to be time consistent if for each passenger, the same service time is used all along the planning horizon. However, considering the numerous variations in transportation demands over a week, designing consistent plans for all passengers can be too expensive. It is therefore necessary to find a compromise solution between costs and time‐consistency objectives. The time‐consistent dial‐a‐ride problem is solved using an epsilon‐constraint approach to illustrate the trade‐off between these two objectives. It computes an approximation of the Pareto front, using a matheuristic framework that combines a large neighbourhood search with the solution of set partitioning problems. This approach is benchmarked on time‐consistent vehicle routing problem literature instances. Experiments are also conducted in the context of door‐to‐door transportation for people with disabilities, using real data. These experiments support managerial insights regarding the inter‐relatedness of costs and quality of service.
Sciences informatiques, large neighborhood search, Transportation, logistics and supply chain management, 330, Deterministic scheduling theory in operations research, Healthcare logistics, Set partitioning, [INFO.INFO-RO] Computer Science [cs]/Operations Research [math.OC], Ingénierie, informatique & technologie, Dial-a-ride problem ; Vehicle routing ; Consistency ; Healthcare logistics ; Set partitioning ; Large neighborhood search, [INFO.INFO-RO]Computer Science [cs]/Operations Research [math.OC], Dial-a-ride problem, Queues and service in operations research, consistency, Computer science, Approximation methods and heuristics in mathematical programming, Large neighborhood search, Vehicle routing, dial-a-ride problem, Engineering, computing & technology, health care logistics, set partitioning, Consistency, vehicle routing
Sciences informatiques, large neighborhood search, Transportation, logistics and supply chain management, 330, Deterministic scheduling theory in operations research, Healthcare logistics, Set partitioning, [INFO.INFO-RO] Computer Science [cs]/Operations Research [math.OC], Ingénierie, informatique & technologie, Dial-a-ride problem ; Vehicle routing ; Consistency ; Healthcare logistics ; Set partitioning ; Large neighborhood search, [INFO.INFO-RO]Computer Science [cs]/Operations Research [math.OC], Dial-a-ride problem, Queues and service in operations research, consistency, Computer science, Approximation methods and heuristics in mathematical programming, Large neighborhood search, Vehicle routing, dial-a-ride problem, Engineering, computing & technology, health care logistics, set partitioning, Consistency, vehicle routing
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