residuals.rpart

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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.

Aliases
  • residuals.rpart
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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