Boruta (version 1.2)

Get formula: Converting Boruta result into a formula

Description

This two functions convert Boruta result into a convenient formula object, that may be easily passed to other R functions without additional parsing. getConfirmedFormula includes Confirmed attributes in formula only, getNonRejectedFormula includes both Confirmed and Tentative.

Usage

getConfirmedFormula(x)
getNonRejectedFormula(x)

Arguments

x

an object of class Boruta.

Value

• A formula corresponding to Boruta$finalDecision.

Examples

library(mlbench); data(Ozone);
na.omit(Ozone)->ozo;
#Takes some time, so be patient
Boruta(V4~.,data=ozo,doTrace=2)->Bor.ozo;
cat('Random forest run on all attributes:\n');
print(randomForest(V4~.,data=ozo));
cat('Random forest run only on confirmed attributes:\n');
print(randomForest(getConfirmedFormula(Bor.ozo),data=ozo));