Research Article
Vibration Tendency Prediction Approach for Hydropower Generator Fused with Multiscale Dominant Ingredient Chaotic Analysis, Adaptive Mutation Grey Wolf Optimizer, and KELM
Table 2
Six metrics employed for quantitative evaluation of the proposed model.
| Metrics | Definition | Equation |
| RMSE | Root-mean-square error | | MAE | Mean absolute error | | MAPE | Absolute percentage error | | | Promoting percentages of root-mean-square error | | | Promoting percentages of mean absolute error | | | Promoting percentages of mean absolute percentage error | |
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