On Thu, Aug 26, 2010 at 1:46 PM, Sean Davis <sdavis2@mail.nih.gov> wrote:

>
>
> On Thu, Aug 26, 2010 at 1:38 PM, Min Wang <Min.Wang@oncomed.com> wrote:
>
>> Did anybody here do parallel computing of varSelRF function of  varSelRF
>> package and tuneRF function of randomForest in a multi-core computer or a
>> cluster of nodes? I greatly appreciate if you can give me some suggestions.
>>
>
> Not sure about varSelRF(?), but for tuneRF, it looks like you could simply
> specify a bunch of mtry values and run each one on a different core using
> any parallel computing paradigm (snow, foreach, etc.) and then capture the
> OOB error for each.
>
>
Note that this will not do the "optimization" steps that tuneRF will do, but
searching the mtry space will still be accomplished.

Sean

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