Research Article
Prediction of Surface Roughness in End Milling Process Using Intelligent Systems: A Comparative Study
Table 5
A summary of the training and testing results.
| ā | RBFN | ANFIS | G-FIS | Learning method | ZO | FO | Initiation method | ZO | FO |
| Training error (RMSE) | 0.0 | BP | 0.1067 | 0.0449 | Random | 0.0485 | 0.0409 | HL | 0.0315 | 0.0016 | Testing error (RMSE) | 0.0295 | BP | 0.1069 | 0.0542 | Random | 0.0395 | 0.0488 | HL | 0.0434 | 0.0339 |
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