tree (version 1.0-20)

deviance.tree: Extract Deviance from a Tree Object

Description

Extract deviance from a tree object.

Usage

## S3 method for class 'tree':
deviance(object, detail = FALSE, \dots)

Arguments

object

an object of calls "tree"

detail

logical. If true, returns a vector of deviance contributions from each node.

...

argumens to be passed to or from other methods.

Value

• The overall deviance, or a vector of contributions from the cases at each node. The overall deviance is the sum over leaves in the latter case.