build_model.gbm: build_model.gbm

Description Usage Arguments Value Examples

Description

Builds an entire PFA list of lists based on a single gbm model tree

Usage

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## S3 method for class 'gbm'
build_model(object, which_tree = 1, ...)

Arguments

object

a object of class gbm

which_tree

an integer indicating which single tree to build

...

further arguments passed to or from other methods

Value

a list of lists representation of the tree that can be inserted into a cell or pool

Examples

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dat <- data.frame(X1 = runif(100), 
                  X2 = rnorm(100))
dat$Y <- ((rexp(100,5) + 5 * dat$X1 - 4 * dat$X2) > 0)

bernoulli_model <- gbm::gbm(Y ~ X1 + X2, 
                            data = dat, 
                            distribution = 'bernoulli')
my_tree <- build_model(bernoulli_model, 1)

aurelius documentation built on May 2, 2019, 3:43 a.m.