Re: [R] good boosting tutorial and package in R?

2009-06-19 Thread Mose
You'd probably get a kick out of the CARET package documentation (and the package). http://cran.r-project.org/web/packages/caret/index.html On Fri, Jun 19, 2009 at 10:24 AM, Michael wrote: > Hi all, > > Could you please give me some pointers about what's the best boosting > package in R currentl

Re: [R] Identifying clusters of size n

2009-06-14 Thread Mose
Hey Nathan, You might like the DBSCAN algorithm. http://en.wikipedia.org/wiki/DBSCAN There's an implementation in the 'fpc' package. http://cran.r-project.org/web/packages/fpc/index.html -Mose On Sun, Jun 14, 2009 at 7:36 PM, Dylan Beaudette wrote: > On Sun, Jun 14, 2009 at

Re: [R] Read many .csv files into an R session automatically, without specifying filenames

2009-05-11 Thread Mose
Woo, global jinx! On Mon, May 11, 2009 at 1:55 PM, Romain Francois wrote: > > Hi, > > Something like this perhaps: > > files <- dir( pattern = "\\.csv$" ) > for( x in files){ > assign( sub( "\\.csv$", "", x ) , read.csv(x), envir = .GlobalEnv ) > } > > Romain > > Mark Na wrote: > >> Hi R-help

Re: [R] Mathematica now working with Nvidia GPUs --> any plan for R?

2008-11-18 Thread Mose
Oops, now with link to Ahmed's page http://cs.anu.edu.au/people/Ahmed.ElZein/doku.php?id=research:more On Tue, Nov 18, 2008 at 11:25 PM, Mose <[EMAIL PROTECTED]> wrote: > GPU architecture is different enough from CPU architecture that you > don't need 10s of GPUs to see

Re: [R] Mathematica now working with Nvidia GPUs --> any plan for R?

2008-11-18 Thread Mose
re BLAS libraries for some GPUs (e.g. CUDA BLAS). You can probably imagine having R use it. Ahmed El Zein has a poster about his presentation "Performance Evaluation of the NVIDIA GeForce 8800 GTX GPU for Machine Learning" that gives some more interesting info. -Mose On Tue, Nov 18, 200

Re: [R] Graphics not working for R in ubuntu

2008-07-19 Thread Mose Andre
You can't run the Windows GUI in Ubuntu (unless you run it in a Windows virtual machine). Try installing rkward and using rkward for an alternative (you will probably be pleasantly surprised): sudo apt-get install rkward rkward http://rkward.sourceforge.net/ -Mose On Fri, Jul 18, 2008

Re: [R] ayuda

2008-03-14 Thread Mose Andre
Try Sys.sleep() On Fri, Mar 14, 2008 at 4:33 PM, Rosaura Cordero <[EMAIL PROTECTED]> wrote: > hola, si me pudieran decir como hago para colocar dentro de un ciclo una > pausa > > - > > ¿Con Mascota por primera vez? - Sé un mejor Amigo > > >[[alternative HT

Re: [R] esercizio

2008-03-03 Thread Mose Andre
uot;, "rosa") >agrep(pattern="casa", x=words, max.distance=max.edits) [1] 1 2 i.e. "casa" matches (within 1 letter substitution) the 1st and 2nd elements of the words vector. "casa" is an approximate match to "casa" and to "cosa" bu

Re: [R] graphics - line resolution/pixelation going from R to windows metafile

2007-11-16 Thread Mose Andre
pabilities such as alpha support or anti-aliasing." http://www.rforge.net/Cairo/ http://cran.r-project.org/src/contrib/Descriptions/Cairo.html - Mose On Nov 16, 2007 12:28 PM, Brian S Cade <[EMAIL PROTECTED]> wrote: > I have a recurring graphics issue that I've not been able