ROCR.hiv                Data set: Support vector machines and neural
                        networks applied to the prediction of HIV-1
                        coreceptor usage
ROCR.simple             Data set: Simple artificial prediction data for
                        use with ROCR
ROCR.xval               Data set: Artificial cross-validation data for
                        use with ROCR
performance             Function to create performance objects
performance-class       Class 'performance'
plot-methods            Plot method for performance objects
prediction              Function to create prediction objects
prediction-class        Class 'prediction'
