Research Article
Forward and Reverse Process Models for the Squeeze Casting Process Using Neural Network Based Approaches
Table 2
BPNN parametric study results of both forward and reverse mappings.
| NN parameters | Forward mapping | Error | Reverse mapping | Error |
| Hidden neurons | 11 | 0.017321 | 18 | 0.034095 | Learning rate-hidden layer, | 0.01 | 0.008271 | 0.5885 | 0.033450 | Learning rate-output layer, | 0.5885 | 0.003099 | 0.2325 | 0.033410 | Momentum constant, | 0.455 | 0.003099 | 0.455 | 0.033410 | Activation constant-hidden layer | 2.8 | 0.002525 | 5.5 | 0.033410 | Activation constant 1-output layer | 5.5 | 0.002525 | 5.5 | 0.033410 | Activation constant 2-output layer | 8.65 | 0.001984 | 5.5 | 0.033410 | Bias | 0.0000455 | 0.001458 | 0.0000505 | 0.033410 |
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