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Symmetric mean absolute percentage error

The symmetric mean absolute percentage error (SMAPE or sMAPE) is an accuracy measure based on percentage (or relative) errors. It is usually defined[citation needed] as follows:

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Symmetric mean absolute percentage error

Nodes9
Edges8
Triples0
Avg. degree1.78
Density0.222222
Components1

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mape smape absolute values relative displaystyle mean percentage error accuracy measure errors actual formula forecasting needed usually divided value alternative

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