Specificity, True negative rate

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Description

True Negatives / (True Negatives + False Positives)

Usage

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tnr(actual, predicted, cutoff = 0.5)

Arguments

actual

A vector of the labels

predicted

A vector of predicted values

cutoff

A cutoff for the predicted values

Examples

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data(testDF)
glmModel <- glm(y ~ ., data = testDF, family="binomial")
Preds <- predict(glmModel, type = 'response')

tnr(testDF$y, Preds, cutoff = 0)
specificity(testDF$y, Preds, cutoff = 0)