What to check in cross-validation - MAE or MSE?
64409
Mean absolute error OR root mean squared error?
25763
What is the difference between test set and validation set?
19145
Validation of machine learning algorithms implementation
3141
JavaScript: client-side vs. server-side validation
64707
Use of nested cross-validation
144918
Lasso features selection through Crossvalidation
115455
What is the correct way to use train, validation and test set when comparing classifiers?
2898
What's the MSE of $\hat{Y}$ in ordinary least squares using bias-variance decomposition?
121282
If verification is quality control, what is a validation?
123876
How to evaluate/select cross validation method?
46518
Cross-validation techniques for time series data
156475
Validation Error less than training error?
39424
Testing for multicollinearity in logistic regression
121682
Standardize Training and Validation Data
98863
Which metric to use to evaluate highly imbalance classification model performance
84530
Size of Mean Squared Error (MSE)
105217
What test can I use to compare slopes from two or more regression models?