Research Article

The Biobjective Bike-Sharing Rebalancing Problem with Balance Intervals: A Multistart Multiobjective Particle Swarm Optimization Algorithm

Figure 4

BSS station with balance interval. The grey area represents the current level of occupation, while the white area represents the current vacant slots. is the maximum capacity of station j. (a) Delivery rebalance demand. (b) Pickup rebalance demand.
(a)
(b)