calcAUC {sigr}

calculate AUC.

Description

Based on: https://blog.revolutionanalytics.com/2016/08/roc-curves-in-two-lines-of-code.html

Usage

calcAUC(modelPredictions, yValues, ..., na.rm = FALSE, yTarget = TRUE)

Arguments

modelPredictions

numeric predictions (not empty), ordered (either increasing or decreasing)

yValues

truth values (not empty, same length as model predictions)

...

force later arguments to bind by name.

na.rm

logical, if TRUE remove NA values.

yTarget

value considered to be positive.

Value

area under curve

Examples

sigr::calcAUC(1:4, c(TRUE,FALSE,TRUE,TRUE)) # should be 2/3