Description Usage Arguments Value Examples
Plot crude and model-based ROC curves
1 | plotroc(densities, y, W)
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densities |
Adjusted densities computed by
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y |
Binary outcome label (0 for controls, 1 for cases). |
W |
Weight of evidence (natural logs). |
ggplot of crude and model-based ROC curves
1 2 3 4 5 | data("cleveland") # load example dataset
W <- with(cleveland, weightsofevidence(posterior.p, prior.p))
densities.unadj <- Wdensities.unadjusted(cleveland$y, W)
densities.adj <- Wdensities.fromraw(densities.unadj)
plotroc(densities.adj, cleveland$y, W)
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