Usage
performance.plot.ade(pred, event, data=NULL, vnames=NULL, cutoffs=NULL,
cutnames=NULL, main=NULL, xlab="cutoff", ylab="%",
xlim=NULL, xticks=12,
col=NULL, tcol=NULL, bgcol=NULL, lcol=NULL, alpha=NULL,
nints=100, lty=NULL, lwd=2, stats=c(1, 2),
youden=TRUE, wall=0)