Research Article
Simulated Annealing-Based Ant Colony Algorithm for Tugboat Scheduling Optimization
Table 2
Results of the PHA versus existing scheduling rules.
| Number of ships | RCOM | UCOM | PHA | TSD | FAT | UWAT | PHA | TSD | FAT | UWAT |
| 10 | 3743 | 4222 | 4181 | 4280 | 3743 | 4200 | 4156 | 4245 | 15 | 4983 | 5551 | 5504 | 5609 | 4951 | 5485 | 5456 | 5575 | 20 | 6800 | 7436 | 7357 | 7483 | 6705 | 7353 | 7242 | 7451 | 25 | 8481 | 9132 | 9030 | 9220 | 8405 | 8900 | 8858 | 9100 | 30 | 10012 | 11185 | 10993 | 11530 | 9988 | 11031 | 10920 | 11235 |
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