Discrete Bat Algorithm for Optimal Problem of Permutation Flow Shop Scheduling

Table 4

The statistical results of score.

Benchmark	DBA				PSOVNS			PSOMA			SGA + NEH		OSA
	BRE	ARE	WRE	Std	BRE	ARE	WRE	BRE	ARE	WRE	BRE	ARE	BRE	ARE	Std
Car1–Car8	32	31	30	32	32	27	28	32	29	30	30	16	32	19	27
Rec1–Rec41	60	58	62	70	40	37	56	73	66	78	20	4	73	57	77
Car1–Rec29	78	78	78	83	63	54	67	85	75	84	47	19	82	54	81
Car1–Rec41	92	89	92	102	72	64	84	105	95	108	50	20	105	76	104