> Christian Schulz wrote: > >> Hello, >> >> i'm trying to replace different target variables in rpart with a >> function. The data.frame getting always the target variable as last column. >> Try below, i get the target variable in the explained variables, too!? >> Have anybody an advice to avoid this. >> >> rp1 <- rpart(eval(parse(text=paste(names(train[length(train)])))) ~ . , >> > > I guess you want something along the following example: > > train <- iris > form <- as.formula(paste(names(train)[length(train)], "~ .")) > rpart(form, data = iris) > > or some data.frame method for rpart.... > yes ,many thanks! Christian
> > Uwe Ligges > > > >> data=train,cp=0.0001) >> >> regards & many thanks >> Christian >> >> ______________________________________________ >> R-help@r-project.org mailing list >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. >> > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > > ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
