[R] how to use the rpart model to predict new data frame?

Bharat Bargujar bharatbargujar at gmail.com
Wed Nov 12 04:55:08 CET 2014


HI,

Try this:

results <- predict(rp,b,type = "vector")

Regards,
Bharat


On 12 November 2014 09:17, PO SU <rhelpmaillist at 163.com> wrote:

>
> Dear expeRts,
>     Now i have a  train  dataset a  and  test dataset b , i  using the
> following codes:
> rp<-rpart(y~.,data=a,method="class")
> plot(rp)
> text(rp)
> but how can i use the trained model to predict b?
> TKS.
>
>
>
>
>
>
> --
>
> PO SU
> mail: desolator88 at 163.com
> Majored in Statistics from SJTU
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> and provide commented, minimal, self-contained, reproducible code.
>

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