Research Article
Solving the Traveling Salesman Problem: A Modified Metaheuristic Algorithm
Table 3
Comparing the proposed PSO algorithm with other algorithms.
| | Instance | n | GA | PSO | BCO | ACO + SEE | MARL-2-opt | HEAS | MPSO | BKS |
| 1 | GR24 | 24 | 1272 | — | — | — | — | — | 1272 | 1272 | 2 | GR48 | 48 | 5046 | — | — | — | — | — | 5046 | 5046 | 3 | ATT48 | 48 | — | — | 10661 | — | — | 10628 | 10628 | 10628 | 4 | Eil51 | 51 | — | 427 | 428 | 427 | 427 | 426 | 426 | 426 | 5 | Berlin52 | 52 | — | 7542 | — | 7542 | 7542 | 7542 | 7542 | 7542 | 6 | ST70 | 70 | 685 | — | — | 675 | 676 | 675 | 675 | 675 | 7 | Eil76 | 76 | — | 540 | 539 | 546 | 544 | 538 | 538 | 538 | 8 | KroA100 | 100 | 21504 | 21296 | 21763 | 21282 | 21282 | 21282 | 21282 | 21282 | 9 | KroB100 | 100 | — | — | 22637 | — | 22237 | — | 22141 | 22141 | 10 | KroC100 | 100 | — | — | 20853 | — | — | — | 20749 | 20749 | 11 | KroD100 | 100 | — | — | 21643 | — | — | — | 21294 | 21294 | 12 | KroE100 | 100 | — | — | 22450 | — | — | — | 22068 | 22068 | 13 | Eil101 | 101 | — | — | 635 | — | 633 | — | 629 | 629 | 14 | Lin105 | 105 | — | — | 15288 | — | 14412 | — | 14379 | 14379 | 15 | KroA150 | 150 | — | — | 27858 | — | 26862 | — | 26524 | 26524 | 16 | KroB150 | 150 | — | — | 26535 | — | 26464 | 26185 | 26254 | 26130 | 17 | KroA200 | 200 | — | 29563 | 29961 | — | 29538 | 29420 | 29533 | 29368 | 18 | KroB200 | 200 | — | — | 30350 | — | — | — | 29501 | 29437 |
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