Metrics provides simple access to commonly used evaluation metrics in machine learning.
To install or update, run the following command from the R prompt. You need the latest version of R to get the latest version of Metrics.
> install.packages("Metrics")
> library("Metrics")
> auc(c(1,1,1,0,0,0), c(0.9,0.8,0.4,0.5,0.3,0.2))
[1] 0.8888889
>
> se(1,4)
[1] 9