Accuracy Statistics

The accuracy is defined as how well observed and forecast values are matched. The accuracy statistics are really measures of forecast error and therefore we could call it error statistics.

 

Measures            

Range

Optimal

Forecast Type

Mean Absolute Error (MAE)   

0 to ∞

0

Deterministic

Root Mean Squared Error (RMSE)

0 to ∞

0

Deterministic

Mean Error (ME)

- ∞ to ∞

0

Deterministic

Volumetric bias

0 to ∞

1

Deterministic

Continuous RPS

0 to 1

0

Probabilistic

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