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Repeatedly withholding subsets of the data during model fitting in order to quantify the model performance on the withheld data subsets.

2 votes
1 answer
9k views

Metrics for multi-class problems in R caret package for various method tags [closed]

The caret package for R provides a variety of error metrics predominantly aimed at 2-class classification models with limited error metrics. Here is a multi-class function to allow caret:::train to ca …