build_ROC_curve: calculate ROC curve.

In WinVector/sigr: Succinct and Correct Statistical Summaries for Reports

calculate ROC curve.

Description

Based on: https://blog.revolutionanalytics.com/2016/08/roc-curves-in-two-lines-of-code.html

Usage

build_ROC_curve(modelPredictions, yValues, ..., na.rm = FALSE, yTarget = TRUE)

Arguments

modelPredictions	numeric predictions (not empty)
yValues	truth values (not empty, same length as model predictions)
...	force later arguments to bind by name.
na.rm	logical, if TRUE remove NA values.
yTarget	value considered to be positive.

Value

the ROC graph of Score (model score), Sensitivity, and Specificity. Guaranteed to have the (0, 0) and (1, 1) (1-Specificity,Sensitivity) endpoints.

Examples

sigr::build_ROC_curve(1:4, c(TRUE,FALSE,TRUE,TRUE))

WinVector/sigr documentation built on Aug. 29, 2023, 3:57 a.m.