Synonym: Average Absolute Percentage Relative Error (AAPEAARE) = Average Absolute Relative Percentage Error (AAREAAPE)
Statistical metric characterizing the model prediction quality ( goodness of fit ) between the datasets of a given variable
and its estimatorLaTeX Math Inline body x
:LaTeX Math Inline body \hat x
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{\rm AAPE} = \frac{100 %1}{N} \, \sum_{k = 1}^N \left| \frac{\hat x_k - x_k}{x_k} \right | |
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