Cross-validation (k-fold)
Also written: cross-validation, CV, k-fold, k-fold cross-validation
Splits training rows into k folds, then trains and scores k times so each fold is the test part once. You report the mean score and its spread.
Also written: cross-validation, CV, k-fold, k-fold cross-validation
Splits training rows into k folds, then trains and scores k times so each fold is the test part once. You report the mean score and its spread.