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SAS Enterprise Miner recommendeds to standardize using X / STDEV(X) versus [X ? mean(X)] / STDEV(X) Any thoughts on this? Pros Cons Philip

Hi All, is there any general advice about speeding up recursive functions (not mentioning 'don't use them')? Regards, Federico Calboli -- Federico C. F. Calboli Department of Epidemiology and Public Health Imperial College, St. Mary's Campus Norfolk Place, London W2 1PG Tel +44 (0)20 75941602 Fax +44 (0)20 75943193 f.calboli [.a.t] imperial.ac.uk f.calboli [.a.t]

SAS has something called the "cubic criterion" cutoff for finding the most appropriate number of clusters. Does R have anything that would replicate that? I've been searching the lists and can't seem to find anything that would point me in the right direction. Thank in advance, Philip Bermingham

What is the best way to set up a project in visual studio, work on R and re compile? Is it better to use a different compiler or programming environment? I specifically want to work on C and Fortran extensions. Philip Bermingham [[alternative HTML version deleted]]

I'm trying to compile R on Windows 2003 Server and following the instruction laid out in R inst and admin manual I continue to get this error: make: ./Rpwd.exe: Command not found make[1]: ./Rpwd.exe: Command not found /cygdrive/d/rp/tools/bin/make --no-print-directory -C front-ends Rpwd /cygdrive/d/rp/tools/bin/make -C ../../include -f Makefile.win version make[3]: sh.exe: Command not

I'm hoping someone can help me. I have downloaded the proj4R.zip and under my version of R (2.3.1) I install the package from local zip file. This worked great. I then type library(proj4R) to load the library and I get the error: Error in library(proj4R) : 'proj4R' is not a valid package -- installed < 2.0.0? I have read through the install documentation and have downloaded and

I have modified the parameters for a function (for my own use) in the stats package, but I assume I need to update the parameter set in another file as I'm getting the following error when I run R: The compile works fine so I assume there is a configuration file in the base package of R that needs modification. Error in parse(file, n, text, prompt) : syntax error on line 11102 Error: