search for: trategy

Displaying 3 results from an estimated 3 matches for "trategy".

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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