Displaying 1 result from an estimated 1 matches for "constparty".
2013 Oct 16
1
Extract a predictors form constparty object (CHAID output) in R
...large number of
dependencies (say 10-20) for a variable and the chaid function will
reduce this to something much more comprehensible (say 3-5). What I
want to do is to extract the names of those variable that were shown
to be relevant in the chaid() results.
The chaid() output is in the form of a constparty object. My question
is how to extract the variable names associated with the nodes in such
an object.
Here is a self contained code example:
library(evtree) # for the ContraceptiveChoice dataset
library(CHAID)
library(vcd)
library(MASS)
data("ContraceptiveChoice")
longform <- formul...