score_acc {auditor}R Documentation

Accuracy

Description

Accuracy

Usage

score_acc(object, cutoff = 0.5, data = NULL, y = NULL, ...)

Arguments

object

An object of class explainer created with function explain from the DALEX package.

cutoff

Threshold value, which divides model predicted values (y_hat) to calculate confusion matrix. By default it's 0.5.

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)

glm_audit <- audit(model_glm,
                   data = titanic_imputed,
                   y = titanic_imputed$survived)

# calculate score
score_acc(glm_audit)



[Package auditor version 1.3.3 Index]