, July 01, 2010 12:48 PM
*To:* Liaw, Andy
*Cc:* r-help
*Subject:* Re: [R] anyone know why package RandomForest na.roughfix is
so slow??
Andy,
You're right, I didn't supply any code, because my call was very simple
and it was the call itself at question. However, here is the associated
: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org]
On Behalf Of Mike Williamson
Sent: Wednesday, June 30, 2010 7:53 PM
To: r-help
Subject: [R] anyone know why package RandomForest na.roughfix is so
slow??
Hi all,
I am using the package random forest for random forest
]
On Behalf Of Mike Williamson
Sent: Wednesday, June 30, 2010 7:53 PM
To: r-help
Subject: [R] anyone know why package RandomForest na.roughfix is so
slow??
Hi all,
I am using the package random forest for random forest
predictions. I
like the package. However, I have fairly large data
-help
Subject: [R] anyone know why package RandomForest na.roughfix
is so
slow??
Hi all,
I am using the package random forest for random forest
predictions. I
like the package. However, I have fairly large data sets, and
it can
-project.org [mailto:r-help-boun...@r-project.org]
On Behalf Of Mike Williamson
Sent: Wednesday, June 30, 2010 7:53 PM
To: r-help
Subject: [R] anyone know why package RandomForest na.roughfix is so
slow??
Hi all,
I am using the package random forest for random forest
predictions. I
*Subject:* Re: [R] anyone know why package RandomForest na.roughfix is
so slow??
Andy,
You're right, I didn't supply any code, because my call was very simple
and it was the call itself at question. However, here is the associated
code I am using:
naFixTime - system.time
],
myroughfixed[[myresponse]],...)
HTH,
Andy
-Original Message-
From: r-help-boun...@r-project.org [mailto:
r-help-boun...@r-project.org]
On Behalf Of Mike Williamson
Sent: Wednesday, June 30, 2010 7:53 PM
To: r-help
Subject: [R] anyone know why package RandomForest na.roughfix
Hi all,
I am using the package random forest for random forest predictions. I
like the package. However, I have fairly large data sets, and it can often
take *hours* just to go through the na.roughfix call, which simply goes
through and cleans up any NA values to either the median
Use Rprof to determine where time is being spent. This might point
out some problems in the code.
On Wed, Jun 30, 2010 at 7:53 PM, Mike Williamson this.is@gmail.com wrote:
Hi all,
I am using the package random forest for random forest predictions. I
like the package. However, I have
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