Research Article
Modeling Material Flow Behavior during Hot Deformation Based on Metamodeling Methods
Table 2
Three testing cases to analyze the prediction accuracy of models.
| | Number | (K) | (sā1) | Kriging | RBF | Polynomial | ANN | | (%) | (%) | (%) | (%) | (%) | (%) | (%) | (%) |
| | 1 | 653 | 1 | 2.87 | 8.37 | 8.24 | 11.19 | 3.47 | 5.75 | 1.57 | 2.79 | | 2 | 693 | 0.1 | 3.79 | 6.19 | 5.91 | 8.56 | 2.42 | 4.26 | 3.44 | 5.68 | | 3 | 733 | 0.01 | 3.92 | 8.53 | 1.20 | 6.26 | 3.11 | 5.97 | 9.49 | 13.85 |
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