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187 discussions - 585 posts

  • Is there an R function that does canonical correspondence analysis. Can it be done using the VR function corresp()? If not, how hard it be to write R code to do it? I am a population biologist with ...
    Patrick FoleyPatrick Foley
    Feb 16, 2001 at 9:53 pm
    Feb 26, 2001 at 3:03 pm
  • RTF is not what is meant by text. What I am writing is text. Your email is almost text (perhaps even legal). Look at the RTF file itself in an editor such as Emacs or (ugh) Notepad. I don't know if ...
    Jonathan BaronJonathan Baron
    Feb 27, 2001 at 11:29 am
    Mar 1, 2001 at 12:17 pm
  • Folks, There appears to be a bug(?) in step() when used to screen logistic models. The problem appears to be specific to 1.2.1 (or maybe also 1.2.0?), as the proper behavior was observed in earlier ...
    Chong GuChong Gu
    Feb 16, 2001 at 5:09 pm
    Feb 17, 2001 at 6:02 pm
  • Dear People, Consider the following fragment of R code choose <- function(n,r) { if( is.integer(n) && is.integer(r) && n 0 && r = 0 ) { .C("choose",as.double(n),as.double(r),comb = double(1))$comb } ...
    Faheem MithaFaheem Mitha
    Feb 24, 2001 at 8:59 pm
    Feb 28, 2001 at 3:58 pm
  • I'm running Windows NT4. Rcmd does not seen to read the command line. Rterm and other things work well. For example "Rcmd check --help" fails with the command interpreter trying to find a program or ...
    Bob WheelerBob Wheeler
    Feb 18, 2001 at 9:26 pm
    Feb 19, 2001 at 10:59 am
  • I need to completely remove row.names from a dataframe. Are there other ways to remove them (and not anything else) besides: mydataframe<-data.frame(mydataframe, row.names=NULL) I realize that this ...
    Marc FeldesmanMarc Feldesman
    Feb 5, 2001 at 8:33 pm
    Feb 7, 2001 at 12:32 pm
  • Hi - I?m a medical graduate student. I?m totally new to R, although I had heard of S before. I read it was GNU free software, and since I also use Linux, I decide to check it out. But I have some ...
    HziHzi
    Feb 27, 2001 at 2:03 pm
    Feb 27, 2001 at 2:04 pm
  • All, I have some data on parasites on apple leaves and want to do a goodness of fit test to a Poisson distribution. This seems to do it: mites <- c(rep(0,70), rep(1,38), rep(2,17), rep(3,10), ...
    Mark MyattMark Myatt
    Feb 7, 2001 at 9:14 am
    Feb 9, 2001 at 4:32 pm
  • My apologies if this is a FAQ, I searched the mailing list archives before posting. Background: I am a long time user of SPlus, and a recent user of R. My work normally involves converting the raw ...
    Aaron J MackeyAaron J Mackey
    Feb 11, 2001 at 5:47 pm
    Feb 23, 2001 at 7:31 pm
  • Hello everybody. First of all, I would like to present myself. I'm a french student in public health and I like statistics though I'm not that good in mathematics (but I try to catch up). I've ...
    Meles MELESMeles MELES
    Feb 22, 2001 at 10:25 pm
    Feb 23, 2001 at 6:34 pm
  • Hi all, I have a problem which I am biting my teeth into unsuccessfully: (x <- data.frame(S1=c("a","b","d","F"),N1=c(2,4,6,9),N2=c(6,NA,0,6))) S1 N1 N2 1 a 2 6 2 b 4 NA 3 d 6 0 4 F 9 6 S1 N1 N2 1 ...
    Christian HoffmannChristian Hoffmann
    Feb 22, 2001 at 11:11 am
    Feb 22, 2001 at 3:30 pm
  • Having almost written a Tcl program to convert S help to Rd format, I have one problem that I have failed to solve after reading 'R-exts'. Is there a tag something like '\item' that works in a ...
    Jim LemonJim Lemon
    Feb 23, 2001 at 10:56 am
    Feb 23, 2001 at 7:07 pm
  • I seem to remember this coming up before, but I can't find it any messages I've saved or in the archives (searching by subject). I want to rotate mtext so that it's perpendicular to the right side. I ...
    S-LuppescuS-Luppescu
    Feb 1, 2001 at 4:02 pm
    Feb 12, 2001 at 2:07 am
  • R -users -- I am new to R and trying to create Jim Lindsay's Nonlinear Regression and Repeated Measures libraries. I have tried R CMD INSTALL file.tgz R says... ERROR: cannot extract package from ...
    Daniel A. PowersDaniel A. Powers
    Feb 8, 2001 at 10:23 pm
    Feb 9, 2001 at 5:32 pm
  • again I ask for some suggestions : I don't mind being told to RTFM as long as I get a few hints as to where to look <g suppose I want to document the set of functions and vectors that I have in a ...
    John AitchisonJohn Aitchison
    Feb 19, 2001 at 8:22 am
    Feb 27, 2001 at 9:51 am
  • [OS: WinNT 4.0] Looks like this is not the only problem: Since R-1.2.0 I didn't installed packages from source in windows -- and I am sure, it worked for me with R-1.2.0. But it didn't work with ...
    Uwe LiggesUwe Ligges
    Feb 26, 2001 at 8:54 am
    Feb 26, 2001 at 9:42 pm
  • After some fiddling around with the tapply command, I discovered that the factors (the INDEX argument) given to tapply must be specified in fastest-cycling first order. The following code shows how I ...
    RijnRijn
    Feb 21, 2001 at 3:29 pm
    Feb 23, 2001 at 3:44 pm
  • Hello. The laboratory where I work has the possibility to get a Sun machine with 12 processors. My question is: can R be used to implememt parallel algorithms which take into account the several ...
    Isabel CanetteIsabel Canette
    Feb 15, 2001 at 1:57 am
    Feb 20, 2001 at 11:02 pm
  • Hi, does anybody have any ideas regarding the easiest and most efficient way of implementing a bandpass filter in R ? any help would be truly appreciated. cheers, Pat Johnston ...
    Pat JohnstonPat Johnston
    Feb 13, 2001 at 11:59 pm
    Feb 14, 2001 at 7:02 pm
  • I've just installed tcl version 8.3 for windows for use with rw1021, running on win95 (4.00.950). demo(tkttest) gives the following error messages. Loading required package: tcltk Error in ...
    Griffith FeeneyGriffith Feeney
    Feb 9, 2001 at 9:54 pm
    Feb 10, 2001 at 3:05 pm
  • Dear People, I am trying to include a barplot (see code below), in a latex document. However, the plot appears in totally the wrong position. I know this is not an R question as such, but the eps ...
    Faheem MithaFaheem Mitha
    Feb 8, 2001 at 4:23 am
    Feb 8, 2001 at 4:37 pm
  • I wonder if there is a package that will estimate a Zero Inflated Poisson Model (ZIP), and also if there is a package that will estimate what is called the Tobit model: that is a combination of ...
    Georgina BermannGeorgina Bermann
    Feb 7, 2001 at 4:06 pm
    Feb 8, 2001 at 9:06 am
  • I'm pretty sure I'll feel like [more of] an idiot but... Using Rgui working in a fresh, blank directory. Loading required package: MASS [1] TRUE Warning message: ====== Data set `cabbages' not found ...
    Peter denisevichPeter denisevich
    Feb 6, 2001 at 12:07 am
    Feb 6, 2001 at 10:05 pm
  • Hi, I upgraded to version 1.2.1 and now the up/down arrows for recalling commands no longer works. Is there a work around for this? platform sparc-sun-solaris2.7 arch sparc os solaris2.7 system ...
    Dermot MacSweeneyDermot MacSweeney
    Feb 2, 2001 at 3:10 pm
    Feb 2, 2001 at 8:03 pm
  • This is only partly an R question, but this seems a good place to ask. Like many, if not most, statistics programs, R has no post hoc tests for Kruskal Wallis or Friedman, and as far as I can make ...
    Graham SmithGraham Smith
    Feb 27, 2001 at 7:36 am
    Mar 5, 2001 at 6:02 pm
  • Dear all, I have a question with regard to the use of hclust. I would like to be able to specify my own distance matrix instead of asking R to compute the distance matrix for me. It is ...
    Ranjan MaitraRanjan Maitra
    Feb 23, 2001 at 3:37 am
    Feb 23, 2001 at 3:03 pm
  • I want to display a series of plots: display plot 1 wait for user input (keypress or mouse click) display plot 2 etc How to do it? Thanks for any help. (I have been using locator().) Bill Simpson ...
    Bill SimpsonBill Simpson
    Feb 20, 2001 at 9:04 am
    Feb 20, 2001 at 11:33 am
  • All, I have updated my practical introduction to using R to analyse epidemiological data for the March 2001 Computer Software in Epidemiology course at the Nordic School of Public Health to include a ...
    Mark MyattMark Myatt
    Feb 15, 2001 at 2:03 pm
    Feb 19, 2001 at 10:14 am
  • Does anyone know if there is a function to do power calculation for Wilcoxon rank test in R. Thanks for your help. Marwan Khawaja Fafo Institute for Applied Social Science Borggt. 2B, P.O.Box 2947 ...
    Khawaja MarwanKhawaja Marwan
    Feb 2, 2001 at 2:34 pm
    Feb 19, 2001 at 4:16 am
  • Hello, The question looks like simple. It's probably even stupid. But I spent several hours searching Internet, downloaded tons of papers, where deviance is mentioned and... And haven't found an ...
    RemoteAPLRemoteAPL
    Feb 15, 2001 at 1:19 pm
    Feb 16, 2001 at 12:24 am
  • Dear all, I have a few files with binary data written by a C program a friend wrote. I allready have program to read these files, Thomas Lumley and Prof Brian D Ripley was kind enough to respond to a ...
    Kjetil KjernsmoKjetil Kjernsmo
    Feb 15, 2001 at 4:04 pm
    Feb 15, 2001 at 7:19 pm
  • Hi, I want to create several packages, with package Aa depending on functions in package A. My directories with .r and .Rd are organized as follows ./A/man/*.Rd ./A/R/*.r ./Aa/man/*.Rd ./Aa/R/*.r ...
    Christian HoffmannChristian Hoffmann
    Feb 15, 2001 at 8:47 am
    Feb 15, 2001 at 4:11 pm
  • Hi - I would like to create a scatterplot with the symbols coded by a factor in each record. Is their a better way than what I have used below? I attempted to use the plot.factor, but cannot force it ...
    Matt PocernichMatt Pocernich
    Feb 10, 2001 at 4:05 am
    Feb 10, 2001 at 3:42 pm
  • Dear all there's something. that puzzles me about what R is :-) "R is available as Free Software under the terms of the Free Software Foundation's GNU General Public License in source code form." ...
    Diego KuonenDiego Kuonen
    Feb 8, 2001 at 7:01 pm
    Feb 9, 2001 at 12:57 pm
  • Dear R People, I want to include a barplot corresponding to a simple discrete probability distribution in a LaTeX document. I decided to use the pictex driver. After a certain amount of messing ...
    Faheem MithaFaheem Mitha
    Feb 6, 2001 at 7:36 pm
    Feb 7, 2001 at 6:56 am
  • Hi. I'm running into problems with using R functions as callback commands for buttons in Tk. The following Tcl/Tk script creates three buttons. If you press hello it prints hello world. If you press ...
    Thomas VogelsThomas Vogels
    Feb 3, 2001 at 7:48 pm
    Feb 4, 2001 at 7:23 pm
  • hello!! i'm starting with R and i have some big problems:when i try to take a notepad document (or word) i can't put it into R!!!! i tried : read.table("nameofmyfile.dat") but it doesn't work!!!!! my ...
    Erik BuryErik Bury
    Feb 2, 2001 at 12:19 pm
    Feb 2, 2001 at 9:07 pm
  • Hello, Could someone tell me whether the spatial statistics module of Splus is worth the rather high price, or whether one could (with reasonable effort) carry out the same things using R and some of ...
    Kenneth NordstromKenneth Nordstrom
    Feb 28, 2001 at 2:50 pm
    Mar 5, 2001 at 10:53 am
  • Hi, I have a Word file "output.doc". Now I run "rterm --slave < script.r output.doc". It will overwrite all the data in "output.doc". How to keep the original data in "output.doc" and meanwhile ...
    Yu-Ling WuYu-Ling Wu
    Feb 28, 2001 at 11:51 pm
    Mar 1, 2001 at 12:16 pm
  • Hi, I have a set of data and when I run "summary(data)", I got the following output: dstuser dstmethod numaction Min. : 0.000 Min. : 0.000 Min. : 0.00 1st Qu.: 1.000 1st Qu.: 1.000 1st Qu.: 2.00 ...
    Yu-Ling WuYu-Ling Wu
    Feb 26, 2001 at 7:22 pm
    Feb 27, 2001 at 3:24 am
  • Hi, I have a xxx.R file. In order to run this file, I have to go to R, and type -- source("xxx.R"). Two questions: 1. How to run file xxx.R under DOS prompt instead of entering R environment? 2 ...
    Yu-Ling WuYu-Ling Wu
    Feb 13, 2001 at 11:27 pm
    Feb 15, 2001 at 7:20 pm
  • I used the supersmoother function in the modreg package as follows: super <- supsmu(ilogemp,award) Then I decided that I might want additional explanatory variables (other than ilogemp) in my model ...
    David BeedeDavid Beede
    Feb 12, 2001 at 8:30 pm
    Feb 13, 2001 at 7:13 am
  • Hi! I'm using the RODBC packages for connecting R and a mysql database. To do this, i use the function odbcConnect(dsn,uid,pwd). Is it possible to read the connection paramters from the odbc.ini file ...
    Frank Gerrit ZoellnerFrank Gerrit Zoellner
    Feb 12, 2001 at 2:31 pm
    Feb 12, 2001 at 8:32 pm
  • I seem to be able to extract everything but the t value and Std.error out of the summary function for polr. Category <- factor(rep(c(-1,0,1),2)) Freq<-c(2,4,4,3,3,4) Sample<-factor(rep(c("x","y"), ...
    Daniel YearsleyDaniel Yearsley
    Feb 11, 2001 at 10:33 pm
    Feb 11, 2001 at 11:51 pm
  • Hello, I've fitted a parametric survival model by where srmod.contr is the following matrix of contrasts: prep auto poll self home [1,] 1 1 1.0000000 0.0 0 [2,] -1 0 0.0000000 0.0 0 [3,] 0 -1 ...
    Kaspar PflugshauptKaspar Pflugshaupt
    Feb 8, 2001 at 1:52 pm
    Feb 10, 2001 at 2:07 am
  • Hi everybody ! I'm new to R (used to Matlab ...) and I 'd like to use R at home ... I've installed it from RPM package (R-base-1.2.1-2.i386.rpm) on a linux RedHat 7.0, succesfully ....however but ...
    Nicolas FauchereauNicolas Fauchereau
    Feb 9, 2001 at 9:04 am
    Feb 9, 2001 at 5:51 pm
  • Hi, Using help under help.start() is working fine (html) Q1: using ?solve results in the message "sh: ~/R/tmp/R4f32S1cfb: cannot open" displayed in the XEmacs buffer "help[R](solve)". BUT there ...
    Christian HoffmannChristian Hoffmann
    Feb 5, 2001 at 3:57 pm
    Feb 6, 2001 at 4:51 pm
  • Is the width= parameter in barplot() supposed to work? I couldn't get it to work in my plot, and even in the example, data(VADeaths, package = "base") barplot(VADeaths, width=rep(0.1, 4)) the plot ...
    S-LuppescuS-Luppescu
    Feb 5, 2001 at 4:40 pm
    Feb 5, 2001 at 5:33 pm
  • Forgive what may seem to be a trivial question/problem. Below is some simple R 1.2.1(Windows) code with output. Name Body.Weight Brain.Weight Red Fox :1 Min. : 3.0 Min. : 26.0 Pig :1 1st Qu.: 35.5 ...
    Marc R. FeldesmanMarc R. Feldesman
    Feb 1, 2001 at 3:14 am
    Feb 1, 2001 at 5:56 pm
  • Dears , I have the follow error when i want too use function abcnon of package bootstrap : Warning message: Package `bootstrap' contains no R code in: library(bootstrap) Can you help me ! Thx. AXA ...
    HAKIM Nour-EddineHAKIM Nour-Eddine
    Feb 1, 2001 at 4:31 pm
    Feb 1, 2001 at 5:03 pm
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187 users for February 2001

Prof Brian Ripley: 78 posts Peter Dalgaard BSA: 30 posts Thomas Lumley: 30 posts M. Edward (Ed) Borasky: 15 posts Faheem Mitha: 13 posts Mark Myatt: 12 posts Graham Smith: 11 posts Frank Zöllner: 9 posts Yu-Ling Wu: 9 posts Yves Gauvreau: 9 posts Christian Hoffmann: 8 posts John Aitchison: 8 posts Kaspar Pflugshaupt: 8 posts A.J. Rossini: 7 posts Daniel A. Powers: 7 posts Dieter Menne: 7 posts Emmanuel Paradis: 7 posts Gb: 7 posts Kurt Hornik: 7 posts Marc R. Feldesman: 7 posts
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