A Discrete Group Search Optimizer for Hybrid Flowshop Scheduling Problem with Random Breakdown

Table 2

Orthogonal parameter table L₂₅(5⁶) and results of j30c5e1.

Test	Factor						Mean value
	PS	𝑃	MR	pr1	pr2	𝑑
1	10(1)	0.6(1)	0.2(1)	2(1)	1(1)	1(1)	505.7
2	10(1)	0.7(2)	0.4(2)	3(2)	2(2)	2(2)	503.5
3	10(1)	0.8(3)	0.6(3)	4(3)	3(3)	3(3)	504.5
4	10(1)	0.9(4)	0.8(4)	5(4)	4(4)	4(4)	503.8
5	10(1)	1(5)	1(5)	6(5)	5(5)	5(5)	509.8
6	20(2)	0.6(1)	0.4(2)	4(3)	4(4)	5(5)	503.2
7	20(2)	0.7(2)	0.6(3)	5(4)	5(5)	1(1)	506.5
8	20(2)	0.8(3)	0.8(4)	6(5)	1(1)	2(2)	504.7
9	20(2)	0.9(4)	1(5)	2(1)	2(2)	3(3)	505.4
10	20(2)	1(5)	0.2(1)	3(2)	3(3)	4(4)	512.7
11	30(3)	0.6(1)	0.6(3)	6(5)	2(2)	4(4)	503.5
12	30(3)	0.7(2)	0.8(4)	2(1)	3(3)	5(5)	503.4
13	30(3)	0.8(3)	1(5)	3(2)	4(4)	1(1)	506.6
14	30(3)	0.9(4)	0.2(1)	4(3)	5(5)	2(2)	506.3
15	30(3)	1(5)	0.4(2)	5(4)	1(1)	3(3)	512.3
16	40(4)	0.6(1)	0.8(4)	3(2)	5(5)	3(3)	503.4
17	40(4)	0.7(2)	1(5)	4(3)	1(1)	4(4)	506.4
18	40(4)	0.8(3)	0.2(1)	5(4)	2(2)	5(5)	506.0
19	40(4)	0.9(4)	0.4(2)	6(5)	3(3)	1(1)	507.2
20	40(4)	1(5)	0.6(3)	2(1)	4(4)	2(2)	512.0
21	50(5)	0.6(1)	1(5)	5(4)	3(3)	2(2)	504.0
22	50(5)	0.7(2)	0.2(1)	6(5)	4(4)	3(3)	505.3
23	50(5)	0.8(3)	0.4(2)	2(1)	5(5)	4(4)	504.5
24	50(5)	0.9(4)	0.6(3)	3(2)	1(1)	5(5)	507.1
25	50(5)	1(5)	0.8(4)	4(3)	2(2)	1(1)	510.4
𝑘1	505.46	503.96	507.20	506.20	507.24	507.28
𝑘2	506.50	505.02	506.14	506.66	505.76	506.10
𝑘3	506.42	505.26	506.72	506.16	506.36	506.18
𝑘4	507.00	505.96	505.14	506.52	506.18	506.18
𝑘5	506.26	511.44	506.44	506.10	506.10	505.90
std	0.558	2.946	0.770	0.247	0.554	0.544