Research Article
An Integrated Multiechelon Logistics Model with Uncertain Delivery Lead Time and Quality Unreliability
Table 3
Comparisons between three methods in SMEIJI problem.
| | Echelon | ACA | | PSO | | Lingo | | | | | | | | | | | | | | |
| | 1 | 1 | 0.0147 | — | — | | 1 | 0.0147 | — | — | | 1 | 0.0147 | — | — | | 2 | 1 | 0.00987 | 11 | 1 | | 1 | 0.00987 | 11 | 1 | | 1 | 0.00987 | 11 | 1 | | 3 | 1 | 0.00889 | 13 | 1 | | 1 | 0.00889 | 13 | 1 | | 1 | 0.00889 | 13 | 1 | | 4 | 1 | 0.01184 | 11 | 1 | | 1 | 0.01184 | 11 | 1 | | 1 | 0.01184 | 11 | 1 | | 5 | 1 | 0.01571 | 8 | 1 | | 1 | 0.01571 | 8 | 1 | | 1 | 0.01571 | 8 | 1 | | 6 | 1 | 0.01378 | 5 | 1 | | 1 | 0.01378 | 5 | 1 | | 1 | 0.01378 | 5 | 1 | | 7 | — | — | 5 | 1 | | — | — | 5 | 1 | | — | — | 5 | 1 | | Optimal cost | 89166 | | 89166 | | 89166 | | CPU time | 0.655 | | 1.744 | | 2.3 | | Average iterations | 350 | | 1278 | | 3758 |
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