Thank you very much for this suggestion, I was not aware of this package.
Apart from this, is suggestion 2 (changing nodesize attribute) a good way to
go? Experimenting with sampsize (suggestion 4) has yielded promising
results.
Kind regards,
Andreas Béguin
2010/5/24 Gabor Grothendieck
> You co
You could also try the Boruta package for variable selection.
2010/5/24 Andreas Béguin :
> Dear R-help list members,
>
> I have a statistical question regarding the Random Forest function (RF) as
> applied to ecological prediction of species presences and absences.
>
> RF seems to perform very wel
Dear R-help list members,
I have a statistical question regarding the Random Forest function (RF) as
applied to ecological prediction of species presences and absences.
RF seems to perform very well for prediction of species ranges or
prevalences. However, the problem with my dataset is a high de
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