R: Create the broken object for ranger models

broken.ranger {breakDown}

R Documentation

Create the broken object for ranger models

Description

Create the broken object for ranger models

Usage

## S3 method for class 'ranger'
broken(model, new_observation, ..., baseline = 0)

Arguments

`model`	a ranger model
`new_observation`	a new observation with collumns that corresponds to variables used in the model
`...`	other parameters
`baseline`	the orgin/baseline for the breakDown plots, where the rectangles start. It may be a number or a character "Intercept". In the latter case the orgin will be set to model intercept.

Value

an object of the broken class

Examples

## Not run: 
library("ranger")
library("ggplot2")
model <- ranger(factor(left) ~ ., data = HR_data, importance = 'impurity')
importance(model)
new_observation <- HR_data[10099,]
explain_1 <- broken(model, new_observation)
explain_1
plot(explain_1) +
   ggtitle("breakDown plot for linear predictors of leaving the company") +
   scale_y_continuous( limits = c(0,1), name = "fraction of trees", expand = c(0.1,0.1))
 
## End(Not run)

[Package breakDown version 0.1.3 Index]