What are the shortcomings of the Mean Absolute Percentage Error …
Aug 25, 2017 · The MAPE, as a percentage, only makes sense for values where divisions and ratios make sense. It doesn't make sense to calculate percentages of temperatures, for instance, so you …
machine learning - Best way to optimize MAPE - Cross Validated
May 22, 2016 · Best way to optimize MAPE Ask Question Asked 9 years, 6 months ago Modified 9 years, 6 months ago
The difference between MSE and MAPE - Cross Validated
Apr 15, 2016 · in comparing forecast values and measuring best fit model, from different methods we can use MSE, MAPE and RMSE. which method has least one is better model.
forecasting - ARIMA: How to interpret MAPE? - Cross Validated
Mar 8, 2015 · I interpreted the MAPE like, "on average, the forecast if off by 14%", which sounds fine for me. But on the other side the MASE is greater than 1, which means the model is worse than a naive …
MAPE vs R-squared in regression models - Cross Validated
Feb 8, 2018 · MAPE vs R-squared in regression models Ask Question Asked 7 years, 10 months ago Modified 7 years, 6 months ago
RMSE or MAPE? which one to choose for accuracy?
Dec 1, 2021 · If you truly want to find a MAPE-optimal forecast, you should also use the MAPE to fit your model. I am not aware of any off-the-shelf forecasting software that does this (if you use an ML …
time series - Is there any standard / criteria of good forecast ...
Jun 24, 2020 · I found an interesting reference about the criteria of a good forecast result based on MAPE from Lewis (1982): ...but in my case, I can't use MAPE for some dataset because there is …
Why is the MAPE exceptionally high [closed] - Cross Validated
Jun 27, 2019 · The first two scores are MSE and MAE, and the last one is MAPE, how is this possible ? As a side question which might help answer, my dataset contains a good number of examples where …
time series - Is MAPE a good error measurement statistic? And what ...
May 19, 2017 · It is correct that the over-forecast and under-forecast by the same amount results in the same MAPE value for a fixed actual. However, imagine a situation where the actual can be 1 or 3 …
Alternative to mean absolute percentage error (MAPE)
Feb 16, 2022 · MAPE metric has problems when the actual value to be predicted is very small. In the extreme when the actual value is 0 then MAPE will be infinity (if the prediction is not exactly 0). What …