genefilter (version 1.54.2)

rowROC-class: Class "rowROC"

Description

A class to model ROC curves and corresponding area under the curve as produced by rowpAUCs.

Objects from the Class

Objects can be created by calls of the form new("rowROC", ...).

References

Pepe MS, Longton G, Anderson GL, Schummer M.: Selecting differentially expressed genes from microarray experiments. Biometrics. 2003 Mar;59(1):133-42.

See Also

rowpAUCs

Examples

library(Biobase)
require(genefilter)
data(sample.ExpressionSet)
roc <- rowpAUCs(sample.ExpressionSet, "sex", p=0.5)
roc
area(roc[1:3])

if(interactive()) {
par(ask=TRUE)
plot(roc)
plot(1-spec(roc[1]), sens(roc[2]))
par(ask=FALSE)
}

pAUC(roc, 0.1)
roc