Grokbase Groups R r-help January 2003
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373 discussions - 1,017 posts

  • Dear R-Aficionados: I realize that no random number generator is perfect, so what I report below may be a result of that simple fact. However, if I have made an error in my thinking I would greatly ...
    Charles Annis, P.E.Charles Annis, P.E.
    Jan 28, 2003 at 8:15 pm
    Jan 29, 2003 at 10:14 pm
  • Dear Listers This is not a straight R inquiry. I am using R for quite a period and I wish to analyse a study with it. I am doing a survey of hepatitis C in a village. Tha unit of sampling is the ...
    Moustafa ElHousinieMoustafa ElHousinie
    Jan 8, 2003 at 6:00 pm
    Jan 31, 2003 at 7:00 pm
  • _ platform i686-pc-linux-gnu arch i686 os linux-gnu system i686, linux-gnu status major 1 minor 6.2 year 2003 month 01 day 10 language R Until this version, I've not had to explicitly start the x11 ...
    Patrick ConnollyPatrick Connolly
    Jan 16, 2003 at 2:36 am
    Jan 19, 2003 at 1:15 pm
  • Under platform i686-pc-linux-gnu arch i686 os linux-gnu system i686, linux-gnu status major 1 minor 6.1 year 2002 month 11 day 01 language R [1] NA "2002-12-31 EST" Why the NA? If this is not the ...
    Frank E Harrell JrFrank E Harrell Jr
    Jan 3, 2003 at 2:55 am
    Jan 6, 2003 at 12:34 pm
  • Hi I'm computing a bca interval using bca.ci from the boot package. When I try to use this I get an error Error: cannot allocate vector of size 456729 Kb However my machine has 2GB of memory and ...
    Ernesto JardimErnesto Jardim
    Jan 24, 2003 at 1:00 pm
    Jan 29, 2003 at 9:25 am
  • Currently, our organization grants some employees remote access to SAS and other software through a secure Citrix-based network server. We would like to install R on a dedicated network server and ...
    Erick EdwardsErick Edwards
    Jan 9, 2003 at 7:13 pm
    Jan 10, 2003 at 6:37 pm
  • I would like to teach some scientific/statistical computing to my 13 year old nephew and was considering using R for this. He has a Mac G3 OS 9.1. I am looking for ideas for problems that would be ...
    GgrothendieckGgrothendieck
    Jan 24, 2003 at 2:32 pm
    Jan 27, 2003 at 5:46 pm
  • Hola! I have some problems with gam in mgcv. Firts a detail: it would be nice igf gam would accept an na.action argument, but that not the main point. I want to have a smooth term for time over a ...
    Kjetil brinchmann halvorsenKjetil brinchmann halvorsen
    Jan 30, 2003 at 3:06 pm
    Feb 3, 2003 at 8:42 pm
  • A multinomial logit model can be specified as a conditional logit model after restructuring the data. Doing so gives flexibility in imposing restrictions on the dependent variable. One application is ...
    John HendrickxJohn Hendrickx
    Jan 29, 2003 at 9:01 pm
    Jan 30, 2003 at 10:01 pm
  • Hi, I am having some trouble trying to plot a histogram in more than one colour. What I want to do is, plot two vectors in the same histogram, but with different colours, for instance: Then I'd like ...
    Fernando Henrique Ferraz Pereira da RosaFernando Henrique Ferraz Pereira da Rosa
    Jan 25, 2003 at 10:22 pm
    Jan 27, 2003 at 10:42 pm
  • Dear All, I've been using R for windows for a while, without too many problems. However, I'm forced to use the MAC OS system for teaching, because our teaching labs are mac only (not my idea!!). I ...
    Hamish McCallumHamish McCallum
    Jan 22, 2003 at 6:11 am
    Jan 24, 2003 at 6:53 pm
  • Dear expe-R-ts, I try some test data for a factorAnalysis (resp. pca) in the sense of Prof. Ripley's MASS ? 11.1, p. 330 ff., just to prepare myself for an analysis of my own empirical data using R ...
    Wolfgang LindnerWolfgang Lindner
    Jan 3, 2003 at 7:57 am
    Jan 4, 2003 at 6:05 pm
  • Does anyone know precisely what is different about the arithmetic and/or storage of double precision floating point to produce the following differences between the Sun and Windows versions (Splus 6 ...
    Bob GrayBob Gray
    Jan 31, 2003 at 8:15 pm
    Feb 1, 2003 at 4:51 pm
  • Dear R-experts I would like to read all files from a directory, the files have names "myname0001.txt" etc. I paste the directory plus file names and use "read.delim()". My problem is that some file ...
    Christian StratowaChristian Stratowa
    Jan 28, 2003 at 4:04 pm
    Jan 28, 2003 at 4:29 pm
  • Dear R experts, I'd like to call R function from within C code. I looked through the 'R exts' manual, found examples with lang2(R_fcall, list), and tried it, but it seemed to create the call, which ...
    Timur ElzhovTimur Elzhov
    Jan 16, 2003 at 4:12 pm
    Jan 16, 2003 at 8:11 pm
  • I've rolled up R-1.6.2.tgz a short while ago. This is a minor upgrade, fixing an assortment of bugs. You can get it from the developer site at http://cvs.r-project.org/pub/CRAN/src/base/R-1.6.2.tgz ...
    Peter Dalgaard BSAPeter Dalgaard BSA
    Jan 10, 2003 at 4:59 pm
    Jan 14, 2003 at 10:34 pm
  • Dear R-ers: I'm sorry to disturb you, I want just ask how to work with a sum? To be more exact I want to work with the function f(x)= sum_1^{n}K(x-x_i/h), K is a kernel or any other function I have a ...
    H. ZmarrouH. Zmarrou
    Jan 16, 2003 at 9:18 pm
    Jan 29, 2003 at 5:00 pm
  • Dear R helpers I would like to make a plot where the symbols were the numbers of the corresponding classes, i.e, samples of class 1 would the symbol 1, samples of class 2 would have symbol 2,.... Is ...
    Luis SilvaLuis Silva
    Jan 28, 2003 at 4:43 pm
    Jan 28, 2003 at 5:34 pm
  • Hi, I used function StructTS some time ago to fit a structural model to a time series. Now with R 1.6.2-1 I repeated the analysis with the same series and I get the following error: Error in ...
    Susana BarbosaSusana Barbosa
    Jan 28, 2003 at 10:07 am
    Jan 28, 2003 at 1:16 pm
  • Dear All, Trying to install package 'norm' under linux-mandrake8.2 I've got the following messages: R CMD INSTALL norm_1.0-9.tar.gz * Installing *source* package 'norm' ... ** libs g77 -mieee-fp -O3 ...
    ArvArv
    Jan 21, 2003 at 9:14 am
    Jan 21, 2003 at 10:52 pm
  • Hello, I a proxy connection to the internet, so I renamed the file 'internet2.dll' to 'internet.dll' in the Module subdirectory as suggested in Changes. But I still get an error when trying to update ...
    Marwan KhawajaMarwan Khawaja
    Jan 19, 2003 at 12:17 pm
    Jan 21, 2003 at 10:15 am
  • In S-Plus, I can obtain polynomial contrasts for an ordered factor with contr.poly(). The function also exists in R, however is limited to factors where the levels are equally spaced. In S-Plus, one ...
    George W. GilchristGeorge W. Gilchrist
    Jan 16, 2003 at 11:20 pm
    Jan 17, 2003 at 1:44 pm
  • Hi, I am trying to plot densities given on a two dimensional grid. My data is in the an external file, and is arranged in three columns: x, y, density how may i get a plot of this? i would like to ...
    Saurav PathakSaurav Pathak
    Jan 14, 2003 at 12:23 am
    Jan 14, 2003 at 5:15 pm
  • I will be involved with an analysis based on a file that will be roughly 25 meg. Assuming I have enough memory, is their any limitations to using R on a file this large. Thank you, Gregory L. Blevins ...
    Greg BlevinsGreg Blevins
    Jan 6, 2003 at 10:49 pm
    Jan 13, 2003 at 8:58 am
  • Im just attempt writing a function which import manipulate and export spss data, my basic problem when i use the cat command that their is a space to much ? Perhaps here exist a better solution ? ...
    Christian SchulzChristian Schulz
    Jan 10, 2003 at 10:25 am
    Jan 10, 2003 at 2:00 pm
  • Hello, I'm a student at the University of Klagenfurt / Austria and I need some help ! I have to predict 24 daily load-values. Therefor I got a dataset with following colums: 24 past daily load-values ...
    RkalesRkales
    Jan 9, 2003 at 9:51 am
    Jan 9, 2003 at 3:42 pm
  • Hello ... Does anyone know of a package (or other code) out there which has handled S4 classes in C? I realize that a lot of this stuff is fairly new in R-devel, so my assumption is no - but there ...
    Jeff GentryJeff Gentry
    Jan 3, 2003 at 4:56 pm
    Jan 3, 2003 at 9:41 pm
  • Hi I have some data that i want to plot but i don't find how to do it. I have car types (bmw,renault,mercedes,seat ...), colors and a number for each car type-color relation.I want to come up with a ...
    AllendeAllende
    Jan 3, 2003 at 10:54 am
    Mar 8, 2003 at 11:40 am
  • Dear Help List, My name is Matt Oliver. I have been using R for about a year and find it very helpful. However, I have a need for a function that I cannot find. I am not very good at programming so I ...
    Matthew OliverMatthew Oliver
    Jan 30, 2003 at 3:55 pm
    Jan 31, 2003 at 1:38 pm
  • I have the following problem. I have an automatically generated named list with "stringified" names: a <- list("A"=..., "B"=..., "C"=..., ) then I want to refer to the elements of the list, stored as ...
    Serge BoikoSerge Boiko
    Jan 29, 2003 at 12:24 pm
    Jan 29, 2003 at 2:53 pm
  • fyi, I typed "R" in google and hit the "I'm feeling lucky botton"... it took me to http://www.r-project.org -rafael ps - toysrus.com is second.
    Rafael A. IrizarryRafael A. Irizarry
    Jan 27, 2003 at 6:57 am
    Jan 28, 2003 at 12:35 pm
  • Dear R users: I have a problem about Rprof() on R for windows (Version 1.6.2 (2003-01-10)). When I tried to run an R program, which yields non-empty profiling results with Rcmd Rprof on R (windows ...
    AsoneAsone
    Jan 12, 2003 at 9:10 am
    Jan 26, 2003 at 5:32 pm
  • Hi, I have some problem with setting breakpoints with gdb in order to debug some shared library for R. Classical use of gdb work well gcc -g -o footest.o footest.c gdb footest.o b 2 run ... but as i ...
    Pierre-Andre CornillonPierre-Andre Cornillon
    Jan 20, 2003 at 2:17 pm
    Jan 22, 2003 at 4:42 pm
  • Dear R users I have been looking for functions that can deal with overdispersed poisson models. Some (one) of the observations are negative. According to actuarial literature (England & Verall, ...
    Peter FledeliusPeter Fledelius
    Jan 16, 2003 at 4:53 pm
    Jan 17, 2003 at 10:06 pm
  • I'd like to use stripplot for some plots because I want to use the jitter parameter. On the other hand, I'd like to use dotplot because I'd like to have the horizontal lines that it includes. dotplot ...
    Michael A. MillerMichael A. Miller
    Jan 15, 2003 at 4:43 pm
    Jan 15, 2003 at 10:58 pm
  • Hello, I am having a problem compiling R versions 1.6.1 or .16.2 on a Solaris 8 machine. It sees to have problems with an X11 module. Here is the relevant output: make[4]: Entering directory ...
    Colin DevineColin Devine
    Jan 15, 2003 at 3:19 pm
    Jan 15, 2003 at 10:11 pm
  • hi, what's wrong in my compiling procedure ? make make bitmapdll make tcl make docs (..first i get the error message for Latex3.0 so that i'm update my miktex installation, after this doing again i'm ...
    Christian SchulzChristian Schulz
    Jan 14, 2003 at 10:10 am
    Jan 15, 2003 at 8:55 am
  • I used sink() a lot under linux with no problems. Under windows 2000 & using R 1.5.1, I do the following: - use sink() to direct ouput to a file - use sink() again to direct output to screen - print ...
    Simpson, WilliamSimpson, William
    Jan 13, 2003 at 7:00 pm
    Jan 13, 2003 at 8:55 pm
  • I need some guidance on what is the best way to automate R I am aware of Rterm. First question: Is it true that R is not currently OLE accessible under Windows 2000? Second question: Is there an R ...
    Rex_BryanRex_Bryan
    Jan 13, 2003 at 12:02 am
    Jan 13, 2003 at 10:19 am
  • In previous versions of R (at least in 1.5.1, I think), my practice was not to include an INDEX file in the package. R CMD check did not complain and an INDEX was created for me when I use R CMD ...
    David Kane <David KaneDavid Kane <David Kane
    Jan 9, 2003 at 10:08 pm
    Jan 10, 2003 at 10:00 am
  • Is there a way to generate maps in R. Specifically, I have calculated estimates of intra-regional inequality for US states, and would like to project that information onto a map. Thanks, Nirmala
    Nirmala RavishankarNirmala Ravishankar
    Jan 8, 2003 at 5:36 am
    Jan 9, 2003 at 6:49 pm
  • Hello all. I have just installed R version 1.6.1 for Windows on a XP machine. I would like to use R in batch mode. For this, I looked for Rcmd.exe, but did not find it. Any hint where it could be? ...
    Frédéric DarbouxFrédéric Darboux
    Jan 8, 2003 at 4:20 pm
    Jan 8, 2003 at 4:46 pm
  • If I make a scatterplot and several (e.g. 5) points lie on top of each other at a given x,y location I would like the plot symbol to be the number of superimposed points (e.g. "5"). Could someone ...
    Simpson, WilliamSimpson, William
    Jan 3, 2003 at 3:43 pm
    Jan 3, 2003 at 7:15 pm
  • Can a single random number be generated in R? I have an exercise that wants to simulate coin tosses, and I cannot seem to find a good example of the use of random number generation in R. Any help? ...
    Joshua GramlichJoshua Gramlich
    Jan 2, 2003 at 10:59 pm
    Jan 3, 2003 at 5:11 am
  • Dear all; I have a set of 5 xyplots each with 8 panels and wish to place 2 on a letter-sized page. I tried using pdf() to specify paper size and plot size: height = 5, family="Helvetica") but it did ...
    Yang, RichardYang, Richard
    Jan 31, 2003 at 6:51 pm
    Jan 31, 2003 at 8:51 pm
  • R-Listers: A very minor -- and maybe silly -- question just for personal enlightenment. In S (either R or S-Plus, AFAIK) when one types or pastes a trellis graphics command into the commands/console ...
    Gunter, BertGunter, Bert
    Jan 31, 2003 at 2:46 pm
    Jan 31, 2003 at 5:02 pm
  • Hi, I am trying to install R on Windows. I copied the set up binary. But it is corrupted on all the mirror sites. Please let know an alternative for getting the software. Thanks, Sai
    Saicharan komanduruSaicharan komanduru
    Jan 30, 2003 at 7:32 pm
    Jan 30, 2003 at 8:32 pm
  • Hello, I am a beginner in using R so my question could seem very simple. I would like to download the package multiv to do multivariate data analysis. The package I download seems to be a file meant ...
    Vincent StoliaroffVincent Stoliaroff
    Jan 30, 2003 at 12:17 pm
    Jan 30, 2003 at 4:03 pm
  • Hello, I am trying to run a PCA in R and I cannot get the PC scores for each of the values. Using pcX <- princomp(X) then loadings(pcX) I can get a listing of the eigenvectors but not the actual PC ...
    Kenneth fortinoKenneth fortino
    Jan 30, 2003 at 4:50 am
    Jan 30, 2003 at 10:36 am
  • Hello, I think this qualify as a bug [1] 5.366667 why sd() does not recognize the na.rm=T parameter, while var does? R 1.6.1 on Win98 R.Heberto Ghezzo Ph.D. Meakins-Christie Labs McGill University ...
    Heberto GhezzoHeberto Ghezzo
    Jan 29, 2003 at 7:37 pm
    Jan 29, 2003 at 7:54 pm
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349 users for January 2003

Ripley: 117 posts Peter Dalgaard BSA: 41 posts Uwe Ligges: 27 posts Kjetil Brinchmann Halvorsen: 25 posts Douglas Bates: 19 posts Frank E Harrell Jr: 17 posts Deepayan Sarkar: 16 posts Christian Schulz: 13 posts Martin Maechler: 13 posts Roger Peng: 13 posts Ernesto Jardim: 11 posts Francisco Junior: 10 posts John Fox: 10 posts Thomas Lumley: 10 posts Philippe Grosjean: 9 posts Tord Snall: 9 posts Damon Wischik: 8 posts Liaw, Andy: 8 posts Patrick Connolly: 8 posts Roger Bivand: 8 posts
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