rpart (version 4.1-10)

rpart-internal: Internal Functions

Description

Internal functions, only used by packages rpart and ipred.

Usage

pred.rpart(fit, x)
rpart.anova(y, offset, parms, wt)
rpart.class(y, offset, parms, wt)
rpart.matrix(frame)
rpart.poisson(y, offset, parms, wt)
rpartco(tree, parms)

Arguments

fit

a tree fitted by rpart.

x

a matrix of predictors.

y

the responses.

offset

an offset, or NULL.

parms

a list of parameters, usually empty.

wt

case weights.

frame

model frame (from call to rpart)

tree

a tree fitted by rpart.

Value

For rpartco the x,y plotting coordinates of the nodes.rpart.anova, rpart.class and rpart.poisson return a list with components

y

(adjusting for offset if necessary),

parms

as input,

numresp

the number of responses,

summary

a function to be invoked by summary.rpart,

text

a function to be invoked by text.rpart.