[R] question on lasso

2016-11-05 Thread Constantine Frangakis
and not X4, be also the local (among the four only) optimum ? Thank you for your consideration Constantine Frangakis, PhD Professor Departments of Biostatistics Psychiatry, and Radiology Johns Hopkins University [[alternative HTML version deleted

Re: [R] assuming AR(1) residuals in OLS

2009-02-17 Thread constantine
Thank you for the lightening replies. I tested various corStruct objects (?corClasses) using the nlme package and all work flawlessly. My best regards to all... Constantine Tsardounis __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman

Re: [R] assuming AR(1) residuals in OLS

2009-02-17 Thread constantine
Thank you Gabor Grothendieck for your message. I would surely like to say, that if someone wants to assume AR(1) residuals, running the regression y ~ x, could run gls(y~x, correlation = corAR1(0, ~1)) Constantine Tsardounis http://www.costis.name

[R] assuming AR(1) residuals in OLS

2009-02-16 Thread constantine
the same in R? Thank you very much in advance, Constantine Tsardounis http://www.costis.name __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html

[R] Sweave problem with greek text

2009-01-28 Thread constantine
? One solution is to edit the .tex file produced by Sweave, but this solution is by far counter-productive. Thank you very much in advance, Constantine Tsardounis http://www.costis.name PS.: I am having no problem to run Sweave in 100% English texts. I postscript the following files