what is the roc curve used for classifier what is difference between a confusion matrix and a roc curve in classifier testing difference between a classifier and b which classifier is better classifier a or b rooc curve confusion matrix roc curve for classifier how to explain the difference between classifier a and classifier b difference between confusion r and rc curve in classifier which classifier is better what is difference between a and b? how to explain confusion matrix ROC curve definition in classifier which classifier is better difference between confusion matrix and roc curve what is the difference between classifier a and classifier which roc curve is better than a classifier? what is the difference between classifier a and classifier b in a classifier performance evaluation? how to classify classifier which classifier is better a or b is classifier a better than classifier b