6.5 Eval. Metric 4: Relative Absolute Error


Relative Absolute Error

The relative absolute error divides the mean absolute error (which is the numerator) by the mean deviation from the average output. finds the difference between the current output and the average output.
The best possible model will produce an RAE of 0. There isn't enough space inside this course to explain how and why exactly RAE works, but the important thing is that it works.

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