Displaying 3 results from an estimated 3 matches for "trategy".
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strategy
2010 Jul 02
9
Xen in Linux distributions
Hello,
I have been using Xen for many years now. I have mainly used it on
Ubuntu and Debian, but I have also tried it on CentOS 5. Most of my
machines have been installed a few years back. Then there seemed to be
good packages for most distributions and a lot of nice examples on how
to get it working.
Now that I am trying to install a new server with the latest version of
my favorite
2004 Oct 13
0
Problems with randomForest for regression
...andomForest.
Using the following code the result is around 0.628, and this make sense
comparing with other methods. The Theil function implements Theil's U
statistic. I do not present the definition of some variables because it is not
important to understand my problem. I use sliding window trategy.
library("randomForest")
rf.theil <- vector()
learner='randomForest'
for (i in 1:6)
{
eval.sum <- 0
test.pos=test.pos.ini
while (test.pos <= n)
{
naive.pred <- c(orig.data[test.pos-1,7])
model <- randomForest(Duracao ~ ., data=orig.da...
2005 Sep 23
4
books about MCMC to use MCMC R packages?
Dear list users,
I need to learn about MCMC methods, and since there are several packages in
R that deal with this subject, I want to use them.
I want to buy a book (or more than one, if necessary) that satisfies the
following requirements:
- it teaches well MCMC methods;
- it is easy to implement numerically the ideas of the book, and notation
and concepts are similar to the corresponding R