group_model_performance {fairmodels}

Group model performance

Description

Special method for model performance evaluation. Counts number of tp, tn, fp, fn for each subgroup (and therefore potentially distinct cutoff), sums afterwards.

Usage

group_model_performance(x, protected, cutoff, performance_metric)

Arguments

x

object created with explain

protected

factor, vector with levels as subgroups

cutoff

vector of thresholds for each subgroup

performance_metric

name of performance metric

Value

score in performance metric between 0 and 1