why does a classifier need a roth curve why do i use a roth cra how to evaluate classifier when is a classifier better evaluated? why do i need the roc curve when to use a ros curve and trig what is the best method of classifying a classifier when to use the roc curve in binary classification ROC curve definition for binary classification why use roc curve for binary coding why is it necessary to analyze a classifier in the presence of rare events why a classifier is evaluated using the roth curve? why do you evaluate a classifier using the roth curve? why use the roc curve in classification what type of graphs are used in determining classifier performance? when to use roc curve to evaluate the performance of a classifier when to use the roc curve what kind of classifier is best in the presence of a rare event why use a roth curve when predicting rare events why use a roc curve?