Can you show us the output of str(eff.fro)? Do you have other things in the global environment or the search path that's taking up memory? What does gc() say?
Andy > From: Adrian Dragulescu > > Hello list, > > I've seen the recent discussions documenting problems with lm. > > I have encountered the following problem. I use WinXP Pro with > service pack 1, and R 1.9.0, on a XEON 2GHz, with 1GB of RAM. > > > eff.fro > std.dev mean > NSTRDSP 7.403749e-01 1.215686e-01 > CPFGEP 9.056763e+00 1.815686e+00 > WSWOLF 4.703588e+05 1.112832e+05 > NPILGRIM 1.017640e+06 2.134335e+05 > WSNMILE 1.367312e+07 1.892021e+06 > WSHIDESL 1.830811e+07 1.892021e+06 > > reg <- lm(log(mean) ~ log(std.dev), data=eff.fro) > Error in model.matrix.default(mt, mf, contrasts) : > cannot allocate vector of length 1074790452 > > log(eff.fro$mean) > [1] -2.1072763 0.5964635 11.6198339 12.2710808 14.4531561 > [6] 14.4531561 > > reg <- lm(log(eff.fro$mean) ~ log(eff.fro$std.dev)) > Error: cannot allocate vector of size 3360077 Kb > > lef <- log(eff.fro) > > lef > std.dev mean > NSTRDSP -0.3005986 -2.1072763 > CPFGEP 2.2035117 0.5964635 > WSWOLF 13.0612512 11.6198339 > NPILGRIM 13.8329973 12.2710808 > WSNMILE 16.4309427 14.4531561 > WSHIDESL 16.7228546 14.4531561 > > lef <- log(eff.fro) > > reg <- lm(lef$mean ~ lef$std.dev) > > Here the my computer completely crashed. A window poped-up and said > memory problem at address ..., and if I want to debug. > > I ran the same code one more time, and it worked but it did not work > how I wanted (where is the slope?): > > reg <- lm(lef$mean ~ lef$std.dev) > > reg > > Call: > lm(formula = lef$mean ~ lef$std.dev) > > Coefficients: > (Intercept) > 8.548 > > > > > summary(reg) > > Call: > lm(formula = lef$mean ~ lef$std.dev) > > Residuals: > 1 2 3 4 5 6 > -10.655 -7.951 3.072 3.723 5.905 5.905 > > Coefficients: > Estimate Std. Error t value Pr(>|t|) > (Intercept) 8.548 2.999 2.85 0.0358 * > --- > Signif. codes: 0 `***' 0.001 `**' 0.01 `*' 0.05 `.' 0.1 ` ' 1 > > Residual standard error: 7.346 on 5 degrees of freedom > > I ran again: > > reg <- lm(log(mean) ~ log(std.dev), data=eff.fro) > > and I get the pop-up: > The instruction at "0x6b4c45a5" referenced memory at "0x0032374a". > The memory could not be "read". Click OK to terminate the program. > > > Any ideas? Thank you, > Adrian > > ______________________________________________ > [EMAIL PROTECTED] mailing list > https://www.stat.math.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! > http://www.R-project.org/posting-guide.html > > ------------------------------------------------------------------------------ Notice: This e-mail message, together with any attachments,...{{dropped}} ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
