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How to understand mean absolute error percentage?

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Alagesan
Alagesan 2014-3-31
回答： Ramesh Bala 2020-7-14
Hi , there. I am trying to understand what is real meaning for Mean absolute error percentage and what its job when testing dataset. I need small briefing which can explain with some simple examples.

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Ramesh Bala
Ramesh Bala 2020-7-14
MAPE= mean((abs(ye-Yv))./Yv)
Yv=Real values vector
ye=Neural Network model's estimated values

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