The urban low-altitude logistics network adopts a hub-and-spoke, multi-layered structure. Its nodes are waypoints mapped to corresponding altitude layers based on spoke nodes (delivery spots) and hub ...

This study considers network design, capacity planning and vehicle routing for collection systems in reverse logistics. The network design and capacity planning problems are to determine the static ...

There is a high cost in maritime logistics of supply chain of fruit and vegetable, so it is necessary to optimize and research the node distribution of marine logistics network in the fruit and ...