calculate_subsets_performance: Internal function for calculating data for funnel plot

In arenar: Arena for the Exploration and Comparison of any ML Models

Description

This is modified version of DALEXtra::funnel_measure

Usage

calculate_subsets_performance(
  explainer,
  score_functions = list(),
  nbins = 5,
  cutoff = 0.01,
  cutoff_name = "Other",
  factor_conversion_threshold = 7
)

Arguments

explainer	Explainer created using DALEX::explain
score_functions	Named list of functions named score_* from auditor package
nbins	Number of qunatiles (partition points) for numeric columns. In case when more than one qunatile have the same value, there will be less partition points.
cutoff	Threshold for categorical data. Entries less frequent than specified value will be merged into one category.
cutoff_name	Name for new category that arised after merging entries less frequent than cutoff
factor_conversion_threshold	Numeric columns with lower number of unique values than value of this parameter will be treated as factors

Value

Data frame with columns

• Variable Name of splited variable

• Label Label for variable's values subset

and one column for each score function with returned score

arenar documentation built on Oct. 23, 2020, 8:03 p.m.