演習

preProcess() and nearZeroVar()

Can you use the preProcess argument in caret to remove near-zero variance predictors? Or do you have to do this by hand, prior to modeling, using the nearZeroVar() function?

指示

50 XP

選択肢

Yes! Set the preProcess argument equal to "nzv".

No, unfortunately. You have to do this by hand.

.css-6su6fj{-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;}演習

指示

選択肢

演習