score_auprc: Area under precision-recall curve

In auditor: Model Audit - Verification, Validation, and Error Analysis

Area under precision-recall curve

Description

Area under precision-recall (AUPRC) curve.

Usage

score_auprc(object, data = NULL, y = NULL, ...)

Arguments

object	An object of class explainer created with function explain from the DALEX package.
data	New data that will be used to calculate the score. Pass NULL if you want to use data from object.
y	New y parameter will be used to calculate score.
...	Other arguments dependent on the type of score.

Value

An object of class auditor_score.

Examples

data(titanic_imputed, package = "DALEX")

# fit a model
model_glm <- glm(survived ~ ., family = binomial, data = titanic_imputed)

# create an explainer
glm_audit <- audit(model_glm,
                   data = titanic_imputed,
                   y = titanic_imputed$survived)

# calculate score
score_auprc(glm_audit)

auditor documentation built on Nov. 2, 2023, 6:13 p.m.