treeClust.rpart {treeClust}

Build an rpart tree as part of treeClust

Description

This function builds one tree, as part of a treeClust analysis. It will not normally be called by users.

Usage

treeClust.rpart(i, dfx, d.num, control, rcontrol)

Arguments

i

Index of column number (in dfx) of response variable.

dfx

Data set used to build tree

d.num

Distance number, 1-4, describing measurement for clustering.

control

List of controls for treeClust, often output of treeClust.control().

rcontrol

List of controls for rpart, often output of rpart.control().

Details

It is useful to encapsulate some of the tree-building code so that it can be used either in a loop or in parallel.

Value

List containing some of these elements (below). Size and DevRatio are always present.

DevRat

Deviance ratio (decrease in dev. / original dev.) for this tree; always present

Size

Size of pruned tree. If no tree is grown, Size is 1.

tree

The pruned tree, if needed

leaf.where

Vector of leaf membership indices, if Size > 1

Author(s)

Sam Buttrey

See Also

treeClust