Multiobjective Sustainable Order Allocation Problem Optimization with Improved Genetic Algorithm Using Priority Encoding

Table 10

Comparison results of the IGAUPE, GAUBE, GAUTE, and LINGO.

Instance	Average GAP (%)			Maximum GAP (%)			LINGO average runtime (min)
	IGAUPE	GAUBE	GAUTE	IGAUPE	GAUBE	GAUTE
Set 1	0.21	0.13	0.26	2.56	1.08	1.49	0.083
Set 2	0.39	0.67	0.75	2.14	2.90	3.17	0.217
Set 3	0.52	1.24	1.48	3.37	3.36	3.65	0.783
Set 4	0.78	3.86	1.97	4.68	6.50	6.02	2.25
Set 5	0.69	2.54	2.14	3.79	5.31	5.68	9.817
Set 6	0.85	3.11	2.39	3.72	6.29	5.84	19.367
Set 7	1.46	3.60	2.87	4.55	8.14	6.91	39.5
Set 8	1.93	4.29	3.01	4.63	7.25	6.33	82.533
Set 9	0.44	0.65	0.82	0.75	0.92	1.24	>120
Set 10	0.27	0.38	0.72	0.54	0.61	1.32	>120
Mean value	0.75	2.05	1.64	3.07	4.24	4.17	—