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125 discussions - 429 posts

  • In "Modern Applied Statistics with S-Plus" 3rd ed., footnote on page 153 regarding a model lm(Gas~Insul/(Temp+I(Temp^2))-1,whiteside), I read "Notice that when the quadratic terms are present, first ...
    Michael PronathMichael Pronath
    Sep 26, 2000 at 8:12 am
    Oct 2, 2000 at 11:23 pm
  • I'm using version 1.1.1 under Windows NT and Windows 2000. I'm unable to get any editor other than Notepad to work. (I don't have use for any of the Unix editors - vi or Emacs) but would like to use ...
    Marc FeldesmanMarc Feldesman
    Sep 12, 2000 at 5:36 pm
    Sep 13, 2000 at 3:27 pm
  • I have a vague recollection of seeing a R-function that will output a table or matix in a format suitable for the tabular enviroment in LaTeX. But I cannot find it. Any hints? Bendix ...
    BXC (Bendix Carstensen)BXC (Bendix Carstensen)
    Sep 7, 2000 at 9:25 am
    Sep 8, 2000 at 11:35 am
  • Hello, I need to use a procedure in R that similar to lme in Splus.. is this particular procedure has been implemented in the recent version? thanks. Regards, Peppy Adi-Purnomo Energy Market Analyst ...
    Peppy Adi PurnomoPeppy Adi Purnomo
    Sep 22, 2000 at 2:52 am
    Sep 26, 2000 at 12:17 pm
  • Hi, Is there a command that will give the total size of an R object in bytes? thanks Nicholas -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- ...
    Nicholas Lewin-KohNicholas Lewin-Koh
    Sep 1, 2000 at 9:07 am
    Sep 6, 2000 at 11:42 am
  • Dear friends. I wanted to get an impression of the odds ratio of two treatments: 1) 11 survival 4 deaths 2) 5 survival 9 deaths I know I could use library(ctest) s <- ...
    Troels RingTroels Ring
    Sep 14, 2000 at 8:24 pm
    Sep 28, 2000 at 7:05 pm
  • I am trying to port the splancs library for S++ version 4.0 to R. I have modified the original FORTRAN to use dllwrap/dlltool (e.g. removed common blocks). I have been able to generate dll's ...
    Joseph d. hughesJoseph d. hughes
    Sep 19, 2000 at 5:24 am
    Sep 19, 2000 at 2:35 pm
  • I'm trying to get a plot with wide lines that don't have rounded end caps. You can see the effect quite clearly with a plot like this: plot(0:1) lines(c(1.5,1.5),c(0,.5),lwd ,col="red") ...
    Trent PiephoTrent Piepho
    Sep 19, 2000 at 6:31 pm
    Sep 20, 2000 at 2:20 pm
  • I wanted to produce a layout like this: Three equal sized plots with the top one centred about the other two. So far I am using nf<-layout(matrix(c(1,1,2,3), 2, 2, byrow=TRUE),respect=TRUE) which ...
    Bill SimpsonBill Simpson
    Sep 18, 2000 at 11:55 am
    Sep 18, 2000 at 3:33 pm
  • I got binom.test(65, 100, p=0.5) p-value = 0.002654 I thought in this case (when p=0.5 so a symmetric distribution) we should get p-value = 2*( 1-pbinom(64, 100, p=0.5) ) = 0.003517642 Can somebody ...
    Mai ZhouMai Zhou
    Sep 12, 2000 at 4:22 am
    Sep 17, 2000 at 10:51 pm
  • Dear R-listers, what is the best way to draw an XY scatterplot with symbol size proportional to the value taken on by a third variable? Thank you very much for any help, Maurizio Pisati < < < < < < < ...
    Maurizio PisatiMaurizio Pisati
    Sep 6, 2000 at 5:30 am
    Sep 6, 2000 at 4:58 pm
  • Dear All, This is an absolutely beginner's question: which compiler should I use to compile R source code under Win NT platform? Thanks a lot. Shige Song Department of Sociology, UCLA ...
    Shige SongShige Song
    Sep 4, 2000 at 1:14 am
    Sep 5, 2000 at 5:42 am
  • When I try to install the R RPM under Mandrake Linux 7.1 (intel), I get the following error: [root at edgeworth programs]# rpm -ivh R-base-1.1.1-1.i386.rpm error: failed dependencies ...
    Francisco CribariFrancisco Cribari
    Sep 22, 2000 at 8:43 pm
    Sep 25, 2000 at 10:31 pm
  • Dear all, Are there functions or packages in R that can handle interval-censored data? I have looked in various packages (such as survival5 or event), but it seems that only right-censored data can ...
    Emmanuel ParadisEmmanuel Paradis
    Sep 19, 2000 at 1:14 pm
    Sep 25, 2000 at 3:13 pm
  • Forgive this naive question, but I'm not accustomed to using Win ports of Unix tools (actually I'm unfamiliar with Unix tools, period). Anyway, I've successfully compiled the R-1.1.1 sources into the ...
    Marc FeldesmanMarc Feldesman
    Sep 13, 2000 at 5:13 pm
    Sep 19, 2000 at 7:21 pm
  • I'm trying to make a transition from S-plus under Windows to R under Linux. My immediate aim is to produce a scatter plot with two y-axes with different scales. That can be done in S-plus with a ...
    John P. BurkettJohn P. Burkett
    Sep 7, 2000 at 6:00 pm
    Sep 11, 2000 at 10:36 am
  • Hi all, I just quit R Version 1.1.0 in the usual q() manner which resulted in a fatal error, which seems to have wiped out all my RData file. Now when I try to load up R it gives the message Error ...
    Margaret RiordanMargaret Riordan
    Sep 8, 2000 at 11:19 am
    Sep 8, 2000 at 3:52 pm
  • The result of is not what I expected. The first arrow is drawn correctly. The second does not collapse to a point but goes from (0,0) off to (-infinity,infinity). I guess something is divided by zero ...
    Ritter, Christian C SRTCL-CTGASRitter, Christian C SRTCL-CTGAS
    Sep 6, 2000 at 11:52 am
    Sep 6, 2000 at 4:47 pm
  • 3 general questions: 1) How can I have the plot History Recording automatically turned on each time I start R (Windows)? 2) How can I have some libraries automatically loaded at R start? 3) As far as ...
    Charles RauxCharles Raux
    Sep 4, 2000 at 3:58 pm
    Sep 5, 2000 at 3:30 pm
  • Dear all, I am trying to prepare some figures where I'd like the color of the plot region (i.e., the area bounded by the axes) to be different from the margin area (i.e., the area of the figure not ...
    Ramon Diaz-UriarteRamon Diaz-Uriarte
    Sep 2, 2000 at 11:02 am
    Sep 4, 2000 at 11:16 am
  • Dear all, a question concerning the plot range. When I plot at first with linear coordinates, a subsequent polygon() call produces a figure that I expect. However, when I apply a logarithmic scale, ...
    Marcus EgerMarcus Eger
    Sep 22, 2000 at 5:55 pm
    Sep 27, 2000 at 8:02 pm
  • Does the nls package actually allow for weighted nonlinear regression? (i.e., I have data with individual variances associated, I'd like to use 1/var to weight the points.) The "nls" function does ...
    BenBen
    Sep 26, 2000 at 2:27 pm
    Sep 26, 2000 at 5:21 pm
  • Hi, this is maybe not a real R problem but I want to solve this in R ;-) Consider the set of all permutations of 1:N (=: S, say) and a fixed element a from S. I now need to compute the number of ...
    Torsten HothornTorsten Hothorn
    Sep 26, 2000 at 8:12 am
    Sep 26, 2000 at 1:23 pm
  • how about this: tapply(vector,list(factor1,factor2),function)? -----Original Message----- From: owner-r-help at stat.math.ethz.ch [mailto:owner-r-help at stat.math.ethz.ch]On Behalf Of Murray ...
    Jacob AnhojJacob Anhoj
    Sep 24, 2000 at 7:16 pm
    Sep 25, 2000 at 1:49 pm
  • Hi, I need to write a function that would look something like this: S <- function(b=betas){ expression(b[1] * f(b[2] * x * f(b[3] * x * f(...b[n-1] * x * f(b[n] * x)))...) } Where n is the number of ...
    Yves GauvreauYves Gauvreau
    Sep 24, 2000 at 3:55 pm
    Sep 25, 2000 at 12:08 pm
  • As far as I can tell, there are no facilities in the "base" R for image analysis. Is there any extension or package for R that implements image analysis? I'm thinking of features such as o Reading ...
    Bjørn-Helge MevikBjørn-Helge Mevik
    Sep 20, 2000 at 11:24 am
    Sep 21, 2000 at 7:51 am
  • Rers, I still have a question concerning the coplot function. I have written some code using the coplot: coplot(y ~ as.numeric(Base) | a * b) Where Base is a factor. And it works great! However, ...
    Steve ArthurSteve Arthur
    Sep 15, 2000 at 5:42 pm
    Sep 19, 2000 at 5:41 pm
  • Dear R/S users; I'm using S+ version 4 Release 3. and I am trying to do a simple calculation like the following : VAR00003 VAR00004 VAR00005 VAR00006 VAR00007 1 0 1 0 1 0 2 1 0 0 0 1 3 0 0 0 0 1 4 1 ...
    Mehdi GhafariyanMehdi Ghafariyan
    Sep 19, 2000 at 10:10 am
    Sep 19, 2000 at 12:54 pm
  • I want to report the progress of my attempts to get R running on HP-UX with gcc: Firstly, I could work around the PIC problem by leaving out all the lib stuff (I rebuilt gcc with --enable-share, but ...
    Thomas HoffmannThomas Hoffmann
    Sep 15, 2000 at 1:35 pm
    Sep 15, 2000 at 3:59 pm
  • Hi, I changed INTEGER(getAttrib(shape,mkChar("nParts")))[0] to INTEGER(getAttrib(shape,mkString("nParts")))[0] and now it works fine. Nicholas ...
    Nicholas Lewin-KohNicholas Lewin-Koh
    Sep 7, 2000 at 4:22 am
    Sep 7, 2000 at 7:56 am
  • Dear all, after building the R-1.1.1 from source on our alpha everything seems to work, but locfit still hangs... I installed locfit with install.packages(...), the installation process went fine, ...
    Marcus EgerMarcus Eger
    Sep 5, 2000 at 11:24 am
    Sep 5, 2000 at 12:43 pm
  • gday gurus, could someone please help me with this one? Can't find it in the doco. summary of my lm object gives "Pr( |t|)" but coef doesn't. How do I get hold of these probabilities within an ...
    Strumila, JohnStrumila, John
    Sep 4, 2000 at 3:30 am
    Sep 4, 2000 at 9:23 pm
  • Hi, I have a dataframe, hilodata, which looks like this: sym date maxprice minprice ntick 1 ABK 19910711 11.1867461 0.0000000 108 2 ABK 19910712 11.5298979 11.1867461 111 3 ABK 19910715 11.7357889 ...
    Jeff MillerJeff Miller
    Sep 3, 2000 at 6:27 pm
    Sep 3, 2000 at 10:40 pm
  • Hello, I carelessly sent this to the unfortunate Mr. Johnson, rather than to the list, so I'm sending it on to the list. Re-reading it after a couple days, I think that it might still be worth ...
    Nels TomlinsonNels Tomlinson
    Sep 1, 2000 at 11:38 pm
    Sep 2, 2000 at 4:02 pm
  • Sorry, for my mail from last night contains no subject. Therefore, I send it again and two tcltk questions are appended. ---------------------------------------------------------------------------- ...
    Peter WolfPeter Wolf
    Sep 29, 2000 at 8:14 am
    Oct 1, 2000 at 7:37 pm
  • Dear Rs, quite often in I had segmentation faults of the following kind: Error in brf.infobase(nn, Pc, knams = knams, plot = plot, dev = dev, quiet = quiet, : unused argument(s) (df ...) Process R ...
    Marcus EgerMarcus Eger
    Sep 29, 2000 at 1:48 pm
    Sep 29, 2000 at 3:48 pm
  • I cannot find what is the function label for matrix inversion in R. I have found 'ginv' for the moore-penrose in the MASS package, but there is probably a simple inversion operator in the base ...
    Yvonnick NoelYvonnick Noel
    Sep 29, 2000 at 12:34 pm
    Sep 29, 2000 at 2:17 pm
  • Thanks very much to Friedrich Leisch, Brian Ripley and Thomas Lumley for their useful answers. Basically, they all suggested creation of a personal package as the easiest and best way to hold ones ...
    RINNER HeinrichRINNER Heinrich
    Sep 29, 2000 at 7:09 am
    Sep 29, 2000 at 11:42 am
  • In the past I have used several different working directories for different projects, and during many of these projects I have written some functions for particular purposes. Now I thought I would be ...
    RINNER HeinrichRINNER Heinrich
    Sep 28, 2000 at 1:54 pm
    Sep 28, 2000 at 3:06 pm
  • Dear R Users How can I print graphics during R sessions (under Linux, in a non-post-script printer)? I have tried the command -dev.print(device=X11)- without success. Thanks for your attention ...
    Eduardo NogueiraEduardo Nogueira
    Sep 26, 2000 at 4:24 pm
    Sep 27, 2000 at 9:00 am
  • Can anybody tell me the exact meaning of the $statistic and $p.value calculated by shapiro.test? Unfortunately it is not covered in my few text books, and I cannot find the explanation in the R ...
    Clive JenkinsClive Jenkins
    Sep 25, 2000 at 6:00 am
    Sep 25, 2000 at 7:37 am
  • Dear friends. I have a paper (details below) examining the risk of renal failure after an operation. A logistic regression was done, and the coefficients to two regressors (age and creatinine) plus ...
    Troels RingTroels Ring
    Sep 23, 2000 at 12:03 pm
    Sep 24, 2000 at 10:26 pm
  • I used the AR modelling written for R (S) on blood pressure and heart rate signals. I used 60 one second samples and a model order of 20. I used the "ar" finction in the "ts" package. Given that ...
    Michael HartMichael Hart
    Sep 23, 2000 at 4:56 am
    Sep 23, 2000 at 9:18 am
  • Hi, Before I re-invent the wheel, is there a function in R similar to S+'s arima.sim, i.e., a function that simulates arima processes. ts and tseries packages don't seem to have such function, but I ...
    Alvaro A. NovoAlvaro A. Novo
    Sep 22, 2000 at 7:49 pm
    Sep 23, 2000 at 6:17 am
  • Hello R friends, I'm wondering why I get funny qqnorm() results. It seems that they should all be reflected in the normal qqline(). For instance: if I qqnorm() bimodal or uniform data I get a ...
    Pete HurdPete Hurd
    Sep 21, 2000 at 10:10 pm
    Sep 22, 2000 at 12:49 am
  • Hi all; I have two vectors A=c(5,2,2,3,3,2) and B=c(2,3,4,5,6,1,3,2,4,3,1,5,1,4,6,1,4) and I want to make the following matrix using the information I have from the above vectors. 0 1 1 1 1 1 1 0 1 0 ...
    Mehdi GhafariyanMehdi Ghafariyan
    Sep 21, 2000 at 1:31 pm
    Sep 21, 2000 at 10:06 pm
  • I have had the same problem and I wrote this function rmulti <- function(n, size, p) { NrDim <- length(p) if(NrDim<2) stop("The simulated variabel has to be at least 2-dimensional") res <- ...
    Regin ReinertRegin Reinert
    Sep 20, 2000 at 6:53 am
    Sep 20, 2000 at 9:41 am
  • Is there an "execute" command such that: execute(paste("X[3]<-5")) or execute(paste("anything")) where "anything" is executed by R?? Thanks, Alex Ahgarin Data Management ISC Inc. Washington, DC ...
    A sA s
    Sep 19, 2000 at 7:46 pm
    Sep 20, 2000 at 8:34 am
  • dev.print() seems to get confused when the graphics window is resized as in the following: X11 2 Error in dev.print() : Object "hp" not found Vital statistics: R : Copyright 2000, The R Development ...
    Pierre KleiberPierre Kleiber
    Sep 19, 2000 at 6:40 pm
    Sep 20, 2000 at 6:21 am
  • Dear All, I am trying to fiugre out how install packages on the base system. The "FAQ" tells me that more details can be obtained by typing "help(install.packages)", but my R system gives me an error ...
    Shige SongShige Song
    Sep 18, 2000 at 6:59 am
    Sep 18, 2000 at 9:04 am
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Peter Dalgaard BSA: 52 posts Prof Brian Ripley: 44 posts Thomas Lumley: 15 posts Uwe Ligges: 14 posts Marcus Eger: 11 posts Yves Gauvreau: 11 posts Emmanuel Paradis: 10 posts Martin Maechler: 9 posts Ben: 7 posts Bill Simpson: 7 posts Douglas Bates: 6 posts Erin Hodgess: 6 posts Gb: 6 posts A.J. Rossini: 5 posts Jim Lindsey: 5 posts Marc R. Feldesman: 5 posts Mark Myatt: 5 posts Martyn Plummer: 5 posts Murray Jorgensen: 5 posts Nicholas Lewin-Koh: 5 posts
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