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.

MetricsDefinitionEquation

RMSERoot-mean-square error
MAEMean absolute error
MAPEAbsolute percentage error
Promoting percentages of root-mean-square error
Promoting percentages of mean absolute error
Promoting percentages of mean absolute percentage error