Research Article
Multi-Objective Reentrant Hybrid Flowshop Scheduling with Machines Turning on and off Control Strategy Using Improved Multi-Verse Optimizer Algorithm
Table 6
Comparisons of IMOMVO and the four algorithms for small-sized problems.
| Test problems | Performance measures | ā | IMOMVO | MOMVO | MOPSO | MOALO | NSGA-II |
| Sproblem-01-20 | SP | Min | 4.2538 | 3.3425 | 2.6581 | 4.8011 | 3.4495 | Avg | 5.5441 | 6.1904 | 6.7477 | 9.2005 | 5.4655 | Std | 1.2617 | 2.8282 | 2.9487 | 3.1855 | 1.5064 | GD | Min | 0.4243 | 1.0905 | 1.7217 | 1.4066 | 1.3952 | Avg | 0.9150 | 2.0821 | 2.2098 | 5.1492 | 2.0520 | Std | 0.3053 | 1.1803 | 0.4345 | 2.3362 | 0.3902 | IGD | Min | 1.1835 | 1.9842 | 2.2384 | 2.7163 | 2.1045 | Avg | 0.2990 | 0.7035 | 0.4396 | 0.6491 | 0.5931 | Std | 1.0887 | 1.0087 | 1.6941 | 1.6562 | 1.3959 |
| Sproblem-02-20 | SP | Min | 6.4828 | 6.0011 | 7.8466 | 3.8277 | 3.9211 | Avg | 9.7764 | 15.8743 | 14.8757 | 9.0176 | 14.3121 | Std | 4.0321 | 9.8391 | 5.0085 | 2.6563 | 5.4210 | GD | Min | 0.8724 | 1.5297 | 2.1647 | 3.3802 | 2.5898 | Avg | 1.9700 | 4.0680 | 3.6181 | 5.3739 | 3.8907 | Std | 0.9110 | 1.8535 | 1.2529 | 1.3984 | 1.3274 | IGD | Min | 1.0842 | 2.6203 | 2.6529 | 3.3949 | 3.2842 | Avg | 2.4374 | 5.1764 | 4.6116 | 6.1921 | 4.7595 | Std | 1.4366 | 2.8636 | 1.5003 | 2.7036 | 2.1415 |
| Sproblem-03-20 | SP | Min | 2.567 | 0.8237 | 2.7398 | 4.4499 | 2.3531 | Avg | 4.9246 | 4.9596 | 4.3365 | 6.1176 | 6.0466 | Std | 2.0407 | 2.2553 | 1.4207 | 1.9027 | 3.0756 | GD | Min | 0 | 0.5079 | 1.5609 | 1.8643 | 0.9265 | Avg | 0.9232 | 2.4554 | 2.1164 | 2.9399 | 1.8288 | Std | 0.8034 | 1.4898 | 0.4847 | 0.7599 | 0.5991 | IGD | Min | 1.0441 | 2.0295 | 1.3708 | 2.1544 | 1.4214 | Avg | 1.4052 | 3.1044 | 2.7329 | 2.7603 | 2.5920 | Std | 0.2756 | 1.0239 | 1.3596 | 0.5844 | 1.1414 |
| Sproblem-04-20 | SP | Min | 4.4390 | 3.0618 | 4.1757 | 6.0383 | 5.036 | Avg | 6.4714 | 6.7734 | 7.4176 | 9.9239 | 7.5878 | Std | 1.1955 | 1.8944 | 2.2194 | 2.6719 | 2.4746 | GD | Min | 0.5672 | 2.0327 | 1.9053 | 4.3381 | 1.8788 | Avg | 1.2277 | 2.8152 | 3.5303 | 7.1940 | 3.0729 | Std | 0.5413 | 0.6537 | 2.9476 | 2.2363 | 0.8076 | IGD | Min | 0.8572 | 1.2991 | 2.1892 | 3.399 | 2.1246 | Avg | 1.5798 | 2.4576 | 3.0508 | 5.4666 | 2.8488 | Std | 0.4280 | 0.7041 | 0.7275 | 1.1314 | 0.7762 |
| Sproblem-05-20 | SP | Min | 1.9556 | 3.7677 | 2.5162 | 3.8762 | 3.4323 | Avg | 5.3309 | 8.5614 | 7.9275 | 7.2344 | 6.4903 | Std | 2.0804 | 3.7584 | 9.4040 | 3.0191 | 3.3006 | GD | Min | 0.4654 | 2.7581 | 0 | 4.2029 | 3.5653 | Avg | 1.7576 | 4.3472 | 3.8166 | 8.6313 | 4.5525 | Std | 0.9737 | 2.0990 | 1.9706 | 3.5671 | 0.9877 | IGD | Min | 1.4727 | 2.0496 | 3.0676 | 5.155 | 2.7927 | Avg | 2.0439 | 3.5092 | 3.8419 | 7.9333 | 4.0812 | Std | 0.5769 | 1.1922 | 0.8280 | 2.9383 | 1.0016 |
| Sproblem-06-20 | SP | Min | 5.6331 | 7.7566 | 5.1192 | 7.3206 | 5.7043 | Avg | 10.1854 | 13.3589 | 9.5592 | 12.1647 | 8.7989 | Std | 3.58811 | 5.2599 | 4.1399 | 3.5184 | 2.8420 | GD | Min | 0 | 2.8996 | 3.3732 | 5.2997 | 3.1649 | Avg | 1.5256 | 5.1802 | 5.5500 | 14.7124 | 5.1470 | Std | 0.9362 | 1.9553 | 2.3292 | 7.9477 | 1.5420 | IGD | Min | 1.1463 | 3.067 | 3.0608 | 4.3261 | 3.0502 | Avg | 2.2706 | 4.6015 | 5.2186 | 12.3180 | 4.5948 | Std | 0.6253 | 1.1447 | 1.3723 | 5.1917 | 0.8459 |
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