This could be a bug in the e1071 svm code, but maybe not -- I guess I'll send it here anyway. It's reproducible.> x <- seq (0.1,5,by=0.05) > y <- log(x) + rnorm (x, sd=0.2) > library(e1071) > m <- svm (x,y)Process R segmentation fault at Tue Nov 20 23:34:19 2001> version_ platform i686-pc-linux-gnu arch i686 os linux-gnu system i686, linux-gnu status major 1 minor 3.1 year 2001 month 08 day 31 language R I used the Mandrake 8.0 RPM binaries from cran.r-project.org first, then recompiled R myself and reinstalled e1071. Same results. thanks, --J. -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-devel mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "body", not the subject !) To: r-devel-request@stat.math.ethz.ch _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._
>>>>> "jan" == jan <jan@rychter.com> writes:jan> This could be a bug in the e1071 svm code, but maybe jan> not -- I guess I'll send it here anyway. It's jan> reproducible. not really reproducible: 1) If you use random data (which is perfect), you need an explicit set.seed(.) statement to make it reproducible 2) I can evaluate the code below (intel-Linux as you) more than 100 times without a problem. Martin >> x <- seq (0.1,5,by=0.05) >> y <- log(x) + rnorm (x, sd=0.2) >> library(e1071) >> m <- svm (x,y) jan> Process R segmentation fault at Tue Nov 20 23:34:19 2001 >> version jan> _ jan> platform i686-pc-linux-gnu jan> arch i686 jan> os linux-gnu jan> system i686, linux-gnu jan> status jan> major 1 jan> minor 3.1 jan> year 2001 jan> month 08 jan> day 31 jan> language R jan> I used the Mandrake 8.0 RPM binaries from jan> cran.r-project.org first, then recompiled R myself and jan> reinstalled e1071. Same results. -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-devel mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "body", not the subject !) To: r-devel-request@stat.math.ethz.ch _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._
jan@rychter.com wrote:> > This could be a bug in the e1071 svm code, but maybe not -- I guess I'll > send it here anyway. It's reproducible.Which version of e1071 are you using (Current: 1.2-1)? This package had a bug fix release one month ago. -d> > > x <- seq (0.1,5,by=0.05) > > y <- log(x) + rnorm (x, sd=0.2) > > library(e1071) > > m <- svm (x,y) > > Process R segmentation fault at Tue Nov 20 23:34:19 2001 > > > version > _ > platform i686-pc-linux-gnu > arch i686 > os linux-gnu > system i686, linux-gnu > status > major 1 > minor 3.1 > year 2001 > month 08 > day 31 > language R > > I used the Mandrake 8.0 RPM binaries from cran.r-project.org first, then > recompiled R myself and reinstalled e1071. Same results. > > thanks, > --J. > > -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- > r-devel mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html > Send "info", "help", or "[un]subscribe" > (in the "body", not the subject !) To: r-devel-request@stat.math.ethz.ch > _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._-- Mag. David Meyer Wiedner Hauptstrasse 8-10 Vienna University of Technology A-1040 Vienna/AUSTRIA Department for Tel.: (+431) 58801/10772 Statistics and Probability Theory mail: david.meyer@ci.tuwien.ac.at -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-devel mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "body", not the subject !) To: r-devel-request@stat.math.ethz.ch _._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._