Research Article
Metaheuristics for Order Scheduling Problem with Unequal Ready Times
Table 11
CPU times (seconds) of the SAs and GAs for large number of orders.
| n | m | λ | SA-min | SA-mean | SA-max | SA-wect | GA-min | GA-mean | GA-max | GA-wect | CPU time | CPU time | CPU time | CPU time | CPU time | CPU time | CPU time | CPU time | mean | max | mean | max | mean | max | mean | max | mean | max | mean | max | mean | max | mean | max |
| 50 | 2 | 0.25 | 0.071 | 0.094 | 0.058 | 0.078 | 0.059 | 0.078 | 0.092 | 0.109 | 0.130 | 0.140 | 0.130 | 0.140 | 0.132 | 0.156 | 0.163 | 0.187 | | | 0.5 | 0.071 | 0.125 | 0.058 | 0.062 | 0.060 | 0.094 | 0.095 | 0.125 | 0.129 | 0.140 | 0.131 | 0.156 | 0.131 | 0.140 | 0.161 | 0.187 | | | 0.75 | 0.071 | 0.078 | 0.058 | 0.078 | 0.059 | 0.078 | 0.095 | 0.109 | 0.128 | 0.140 | 0.129 | 0.140 | 0.129 | 0.156 | 0.161 | 0.187 | | 3 | 0.25 | 0.125 | 0.140 | 0.058 | 0.078 | 0.100 | 0.109 | 0.134 | 0.172 | 0.219 | 0.234 | 0.218 | 0.234 | 0.220 | 0.250 | 0.299 | 0.359 | | | 0.5 | 0.124 | 0.140 | 0.058 | 0.062 | 0.100 | 0.109 | 0.133 | 0.156 | 0.239 | 0.312 | 0.243 | 0.312 | 0.257 | 0.328 | 0.302 | 0.343 | | | 0.75 | 0.126 | 0.140 | 0.058 | 0.078 | 0.103 | 0.125 | 0.132 | 0.156 | 0.294 | 0.359 | 0.290 | 0.328 | 0.299 | 0.359 | 0.296 | 0.359 | | 4 | 0.25 | 0.180 | 0.203 | 0.145 | 0.156 | 0.143 | 0.156 | 0.185 | 0.203 | 0.341 | 0.452 | 0.340 | 0.437 | 0.349 | 0.421 | 0.387 | 0.468 | | | 0.5 | 0.181 | 0.203 | 0.148 | 0.172 | 0.146 | 0.172 | 0.189 | 0.234 | 0.405 | 0.468 | 0.407 | 0.468 | 0.411 | 0.484 | 0.422 | 0.484 | | | 0.75 | 0.185 | 0.203 | 0.058 | 0.078 | 0.170 | 0.203 | 0.224 | 0.281 | 0.401 | 0.484 | 0.390 | 0.437 | 0.391 | 0.452 | 0.399 | 0.484 | 100 | 2 | 0.25 | 0.266 | 0.281 | 0.219 | 0.265 | 0.230 | 0.296 | 0.317 | 0.390 | 0.297 | 0.359 | 0.289 | 0.359 | 0.294 | 0.343 | 0.248 | 0.312 | | | 0.5 | 0.266 | 0.328 | 0.217 | 0.250 | 0.263 | 0.328 | 0.275 | 0.296 | 0.315 | 0.390 | 0.310 | 0.359 | 0.320 | 0.374 | 0.282 | 0.343 | | | 0.75 | 0.271 | 0.328 | 0.218 | 0.234 | 0.272 | 0.343 | 0.280 | 0.296 | 0.311 | 0.374 | 0.310 | 0.343 | 0.312 | 0.359 | 0.313 | 0.359 | | 3 | 0.25 | 0.483 | 0.515 | 0.394 | 0.421 | 0.459 | 0.562 | 0.555 | 0.671 | 0.543 | 0.655 | 0.537 | 0.640 | 0.546 | 0.640 | 0.524 | 0.655 | | | 0.5 | 0.480 | 0.546 | 0.394 | 0.437 | 0.410 | 0.530 | 0.625 | 0.702 | 0.483 | 0.608 | 0.471 | 0.593 | 0.484 | 0.593 | 0.508 | 0.593 | | | 0.75 | 0.493 | 0.530 | 0.406 | 0.468 | 0.400 | 0.452 | 0.622 | 0.686 | 0.433 | 0.452 | 0.434 | 0.452 | 0.434 | 0.452 | 0.506 | 0.593 | | 4 | 0.25 | 0.705 | 0.796 | 0.560 | 0.608 | 0.636 | 0.749 | 0.886 | 0.998 | 0.741 | 0.889 | 0.738 | 0.889 | 0.748 | 0.874 | 0.740 | 0.889 | | | 0.5 | 0.701 | 0.749 | 0.558 | 0.608 | 0.567 | 0.624 | 0.852 | 0.983 | 0.591 | 0.624 | 0.589 | 0.624 | 0.591 | 0.624 | 0.688 | 0.796 | | | 0.75 | 0.717 | 0.780 | 0.587 | 0.624 | 0.585 | 0.624 | 0.752 | 0.796 | 0.631 | 0.655 | 0.632 | 0.671 | 0.634 | 0.686 | 0.623 | 0.686 |
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