Research Article
Estimation of Container Traffic at Seaports by Using Several Soft Computing Methods: A Case of Turkish Seaports
Table 3
Performances of the best performing models of each seaport.
| Seaports | Model type | Training period | Testing period | values | | RMSE (×103 TEU) | MAPE (%) | | RMSE (×103 TEU) | MAPE (%) |
| Istanbul seaports | ANN-ABC (3, 8, 1) | 0.966 | 66.32 | 1.91 | 0.962 | 210.26 | 6.04 | 0.813 | LSSVM | 0.976 | 120.14 | 3.31 | 0.974 | 165.02 | 4.54 | 0.959 | MNR-GA | 0.956 | 165.44 | 5.46 | 0.852 | 400.01 | 13.20 | 0.234 | ANN-LM | 0.985 | 102.14 | 2.06 | 0.947 | 208.33 | 4.99 | 0.861 |
| Izmir seaports | ANN-ABC (3, 12, 1) | 0.992 | 17.90 | 3.49 | 0.949 | 38.02 | 4.01 | 0.859 | LSSVM | 0.986 | 24.48 | 2.43 | 0.964 | 33.69 | 2.93 | 0.878 | MNR-GA | 0.929 | 57.38 | 3.71 | 0.963 | 71.67 | 6.13 | 0.573 | ANN-LM | 0.985 | 36.54 | 3.38 | 0.964 | 44.70 | 5.03 | 0.675 |
| Mersin seaport | ANN-ABC (3, 8, 1) | 0.995 | 21.11 | 1.39 | 0.972 | 56.68 | 3.46 | 0.718 | LSSVM | 0.984 | 40.65 | 2.50 | 0.960 | 63.32 | 3.78 | 0.636 | MNR-GA | 0.982 | 61.57 | 4.75 | 0.806 | 135.42 | 9.25 | 0.508 | ANN-LM | 0.988 | 30.13 | 2.55 | 0.981 | 60.08 | 3.07 | 0.771 |
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models were denoted as LSSVM (regulation constant, kernel parameter).
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