residuals.rpart

From rpart v3.1-22 by Brian Ripley

Residuals From a Fitted Rpart Object

Method for residuals for an rpart object.

Keywords: tree

Usage

## S3 method for class 'rpart':
residuals(object, type = c("usual", "pearson", "deviance"), ...)

Arguments

object

fitted model object of class "rpart".

type

Indicates the type of residual desired.

For regression or anova trees all three residual definitions reduce to y - fitted. This is the residual returned for user method trees as well.

For classification tr

...

further arguments passed to or from other methods.

Value

vector of residuals of type type from a fitted rpart object.

References

McCullagh P. and Nelder, J. A. (1989) Generalized Linear Models. London: Chapman and Hall.

Examples

fit <- rpart(skips ~ Opening + Solder + Mask + PadType + Panel,
       data=solder, method='anova')
summary(residuals(fit))
plot(predict(fit),residuals(fit))

Documentation reproduced from package rpart, version 3.1-22, License: use under GPL2, or see file LICENCE

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