2020.1.31 remove Suggest ElemStatLearn. remove Speed vignette. 2019.11.12 remove glmnet::auc from examples as it is no longer exported. 2018.10.1 PR#3 new tests compare with geometry and GsymPoint. simplify vignette/examples (remove AUC from Speed vignette). always require rather than library the suggested packages. 2017.08.25 comparisons with PRROC. 2017.07.24 if(require(microbenchmark)) in ROC example for CRAN. 2017.07.12 if(require(microbenchmark)) in examples for CRAN. 2017.07.11 if(require(microbenchmark)) in vignettes for CRAN. 2017.06.08 PR#5 data(foo, envir=environment()) to pass CRAN checks. 2016.11.09 PR#4 WeightedROC stops with an error when guess has NA values. 2016.03.22 PR#2 WeightedROC stops with an error when there is only one value of label. 2015.10.02 WeightedROC returns threshold, FP, FN. 2014.7.10 Compare with glmnet::auc. Speed vignette. 2014.7.7 First version with examples and tests copied from ChIP-seq data analysis project. Compare with pROC and ROCR packages.