Simultaneous Pickup and Delivery Traveling Salesman Problem considering the Express Lockers Using Attention Route Planning Network

Table 4

Results comparing for small, medium, and large size instances.

		Ours	State-of-the-art	Traditional RL
Small		450328.51	683152.80	1868115.52
	Time	1442.21	1587.69	4209.10
	Computational time	0.02	14.18	0.02
Medium		3578387.84	2779183.97	10252627.97
	Time	3632.63	3582.39	10951.48
	Computational time	0.08	445.31	0.09
Large		4502386.17	9396333.65	25116312.00
	Time	7256.47	7002.06	21088.15
	Computational time	0.17	5114.21	0.17