If k-fold cross validation is not for model selection, then how do I know which instance to use?
114625
Model selection and cross-validation: The right way
105217
What test can I use to compare slopes from two or more regression models?
141640
Sklearn - Choosing the right model for supervised learning/classification task
16571
How to know the model has started overfitting?
18254
Is R-squared truly an invalid metric for non-linear models?
130691
Compare classifiers based on AUROC or accuracy?
85497
Parametric vs non-parametric machine learning methods
118753
Is feature selection with dummy coding of categorical variables problematic?
8751
Before running a ridge regression model, do I need to preform variable selection?
101873
Leave one out cross validation for LSTM
108282
How to choose between learning algorithms
8703
How to apply standardization/normalization to train- and testset if prediction is the goal?
135800
Validation of Models with Different Scale Data
73962
Is it always better to use the whole dataset to train the final model?
111941
How to do liklihood ratio test comparing two models
135987
Better accuracy with validation set than test set
18820
For imbalanced classification, should the validation dataset be balanced?