Open Access
Table 1.
Makespan of 20 jobs, 5, 10 and 20 machines.
| Makespan |
||||||||
|---|---|---|---|---|---|---|---|---|
| SL No. | Problem size | CDS | NEH | PSO | PSO NEH | PSO VNS | PSONEHVNS | UB* |
| 1 | 20 × 5 | 1390 | 1286 | 1297 | 1286 | 1320 | 1278 | 1278 |
| 2 | 20 × 5 | 1424 | 1365 | 1373 | 1365 | 1368 | 1365 | 1359 |
| 3 | 20 × 5 | 1249 | 1159 | 1125 | 1132 | 1164 | 1100 | 1081 |
| 4 | 20 × 5 | 1418 | 1325 | 1364 | 1325 | 1349 | 1309 | 1293 |
| 5 | 20 × 5 | 1323 | 1305 | 1250 | 1263 | 1277 | 1250 | 1236 |
| 6 | 20 × 10 | 1757 | 1680 | 1660 | 1635 | 1673 | 1586 | 1582 |
| 7 | 20 × 10 | 1854 | 1729 | 1727 | 1722 | 1747 | 1684 | 1659 |
| 8 | 20 × 10 | 1645 | 1557 | 1517 | 1556 | 1588 | 1521 | 1496 |
| 9 | 20 × 10 | 1547 | 1439 | 1434 | 1419 | 1514 | 1399 | 1378 |
| 10 | 20 × 10 | 1558 | 1502 | 1492 | 1502 | 1538 | 1450 | 1419 |
| 11 | 20 × 20 | 2559 | 2410 | 2365 | 2386 | 2446 | 2330 | 2297 |
| 12 | 20 × 20 | 2285 | 2150 | 2177 | 2148 | 2195 | 2111 | 2100 |
| 13 | 20 × 20 | 2565 | 2411 | 2387 | 2399 | 2509 | 2342 | 2326 |
| 14 | 20 × 20 | 2434 | 2262 | 2304 | 2251 | 2410 | 2248 | 2223 |
| 15 | 20 × 20 | 2506 | 2397 | 2358 | 2388 | 2471 | 2302 | 2291 |
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