Research Article
Assessment of Artificial Intelligence Models for Estimating Lengths of Gradually Varied Flow Profiles
Table 2
Comparison of different methods for calculating distance of GVFs with mild slopes.
| | Method | RMSE | MARE | | RAE | MAE | RSE |
| | Direct method (1-step) | 2068.69 | 0.25 | 0.89 | 0.18 | 735.29 | 0.12 | | Direct method (3-step) | 799.92 | 0.07 | 0.99 | 0.06 | 242.64 | 0.02 | | Direct method (5-step) | 429.3 | 0.04 | 1 | 0.03 | 132.61 | 0.01 | | ANN (this study) | 1139.68 | 4.36 | 0.97 | 0.15 | 627.09 | 0.04 | | GP (this study) | 710.16 | 1.21 | 0.99 | 0.08 | 321.89 | 0.01 |
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