Grokbase Groups R r-help January 2000

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84 discussions - 205 posts

  • Hi, I have a few questions about how to handle large data sets in R. What is the size of the largest matrix that R can comfortably deal with? Is this size limit imposed by R's software, or is it a ...
    Jeff MillerJeff Miller
    Jan 23, 2000 at 5:44 pm
    Jan 28, 2000 at 10:45 pm
  • I've downloaded R for windows (9.0.1) and it is great! I've converted all my lecture notes for my GLM course to run on R (they are available on my web page below). I must admit I particularly like ...
    Keith WorsleyKeith Worsley
    Jan 31, 2000 at 3:04 pm
    Feb 2, 2000 at 7:55 am
  • I'm an user of R for Windows (95/NT PENTIUM I and II) mostly for educational purposes. I thinking of moving to Linux, is there any Linux distribution in which R works better? or it would have to work ...
    Eusebio Arenal GutiérrezEusebio Arenal Gutiérrez
    Jan 20, 2000 at 5:27 pm
    Jan 21, 2000 at 12:28 am
  • Among others, datam contains the columns: logconc, tm, dose, subj, bilirubin. None of these are factor variables. The following compartment models work (the first still has not converged after 100 ...
    Jim LindseyJim Lindsey
    Jan 6, 2000 at 3:44 pm
    Jan 13, 2000 at 5:45 pm
  • Hi, there, S+ has a function leaps which can be used for criterion based model selection. Is there an equivalent function in R? thanks in advance. Kenny Ye Assistant Professor Department of Applied ...
    Kenny YeKenny Ye
    Jan 3, 2000 at 10:03 pm
    Jan 3, 2000 at 11:59 pm
  • good morning to the R-help list!, I would like to ask if there is an alternative to the S ploting parameter "cxy" in R. I am trying to port some S code to R that makes use of this "cxy" parameter to ...
    Jesús María Frías CelayetaJesús María Frías Celayeta
    Jan 4, 2000 at 11:10 pm
    Jan 28, 2000 at 3:31 pm
  • Hi, I have just downloaded R (v. 0.90.1) and am trying to compile it on a Sun/UNIX system running Solaris 2.6. Needless to say, I have run into a problem, and cannot find any info on it through the ...
    Hagedorn, Dan NHagedorn, Dan N
    Jan 24, 2000 at 10:06 pm
    Jan 25, 2000 at 7:18 am
  • I would like to get the fortran code for the functions locpol and dpill in the kernsmooth library , the purpose is to incorporate other selection criterion for the bandwidth in which a varying ...
    Ahmed MamiAhmed Mami
    Jan 24, 2000 at 3:06 pm
    Jan 24, 2000 at 4:00 pm
  • I have been reading the archives of this list and noticed a post from Murray Jorgensen asking about how to install R under slackware. The replies were all to the effect that he should compile from ...
    Christopher MarshallChristopher Marshall
    Jan 20, 2000 at 10:36 pm
    Jan 21, 2000 at 3:08 pm
  • This question may not be specific to R, but I'm using R so here goes: Since R is slow (as is Splus) I want to split a simulation and run it on 2 or 3 systems at once. The simulations involve ...
    Clayton BrownClayton Brown
    Jan 19, 2000 at 11:19 pm
    Jan 20, 2000 at 11:41 am
  • hello all, Is there an equivalent in R to S-plus design() function, which creates an object of class "design" ? why this funcion isn't implemented (I mean, is there a special reason) ? also, where ...
    Ros mathieuRos mathieu
    Jan 12, 2000 at 11:19 am
    Jan 13, 2000 at 6:01 pm
  • rmvnorm is an S-PLUS function, version 4.0 and later. It is not part of S. It is based on mvrnorm in package MASS (in the VR bundle), so try that. Your example works for me. -- Brian D. Ripley, ...
    Prof Brian RipleyProf Brian Ripley
    Jan 12, 2000 at 11:57 am
    Jan 12, 2000 at 4:00 pm
  • I apologize in advance to those for who this wuestion may be too stupid. Running R 0.091 on Windows 95 (a very old machine I'm afraid 486-66 16M) When constructing a big matrix I get: Error: heap ...
    A sA s
    Jan 6, 2000 at 4:16 pm
    Jan 7, 2000 at 6:13 pm
  • The date library contains a function date.mdy that converts a number D to the date (month,date,year as a list) at D days after 1 Jan 1960. This a convention that fits in with SASs. The logic would be ...
    BXC (Bendix Carstensen)BXC (Bendix Carstensen)
    Jan 3, 2000 at 9:08 am
    Jan 4, 2000 at 8:22 am
  • Greetings and a Happy New Year! Are there any restrictions on the list regarding job advertisements (there does not seem to be one on the S+ list)? TIA ...
    Jan 3, 2000 at 3:15 pm
    Jan 3, 2000 at 5:56 pm
  • Hi, When trying to generate very long strings, my R hangs without any error message, even if given much memory. # e.g. x <- character(10) for (i in 1:10) x[i] <- paste(1:1000, collapse="abc") ...
    Jens Oehlschlägel-AkiyoshiJens Oehlschlägel-Akiyoshi
    Jan 31, 2000 at 9:00 am
    Jan 31, 2000 at 10:31 am
  • Hello all- I'm having some problems with memory consumption under R. I've tried increasing the appropriate memory values, but it keeps asking for more; I've even upped the heap size to 600M, ...
    John D. BarnettJohn D. Barnett
    Jan 28, 2000 at 3:43 pm
    Jan 28, 2000 at 4:28 pm
  • What's the current best approach to dealing with the nlminb problem? Are there other similar constrained optimizers, or is current wisdom just to code it in C (or similar...)? best, -tony -- A.J ...
    A.J. RossiniA.J. Rossini
    Jan 27, 2000 at 10:46 pm
    Jan 27, 2000 at 11:18 pm
  • I have just put up a new version of this 109 page pdf document, at: The file containing the scripts (r-intro.dis) is in the same directory, as ...
    John MaindonaldJohn Maindonald
    Jan 27, 2000 at 6:28 am
    Jan 27, 2000 at 10:12 pm
  • Dear R community, I have spent a lot of time with the windows() driver in R 90.0 on NT4.0. There are a few odd behaviors I can't figure out, and wonder if they are bugs, or "features" that I can't ...
    Fran RizzardiFran Rizzardi
    Jan 25, 2000 at 11:00 pm
    Jan 26, 2000 at 10:58 pm
  • Hi, below is a function which pastes a matrix, but uses parsing (deparse(substitute()) and eval()). Does anyone know a more standard solution to pasting a matrix? Best Jens + rcode <- paste( + ...
    Jens Oehlschlägel-AkiyoshiJens Oehlschlägel-Akiyoshi
    Jan 26, 2000 at 2:15 pm
    Jan 26, 2000 at 4:55 pm
  • Hi, is the following difference intended? a b 1 1 1 2 2 2 3 3 3 # assignment of 'X' not ignored a b 1 X 1 2 2 2 3 3 3 Regards -- Dr. Jens Oehlschl?gel-Akiyoshi MD FACTORY GmbH Bayerstrasse 21 80335 ...
    Jens Oehlschlägel-AkiyoshiJens Oehlschlägel-Akiyoshi
    Jan 26, 2000 at 3:20 pm
    Jan 26, 2000 at 4:27 pm
  • Can anyone point me to a document explaining how to use the plotting functions of R? I just found R this week. I have read "An Introduction to R" and ordered "Programming with Data: A Guide to the S ...
    Christopher MarshallChristopher Marshall
    Jan 20, 2000 at 10:45 pm
    Jan 21, 2000 at 4:25 pm
  • Hi all, Running R 0.90.1 on a RH 6.1 system. Installation of the integrate_2.1-2 package went smoothly. My code contains a loop in which integrate() is called several times in each pass. I get a ...
    Hubert WongHubert Wong
    Jan 19, 2000 at 5:44 am
    Jan 19, 2000 at 11:07 pm
  • Can anybody tell me why I get the following error: Error in dist(airquality) : NA/NaN/Inf in foreign function call (arg 1) Thanks, Casper Frederiksen ...
    Casper FrederiksenCasper Frederiksen
    Jan 14, 2000 at 2:26 pm
    Jan 14, 2000 at 7:29 pm
  • Dear all, I'm a bit confused about the output from functions that generates random values, e.g. rpois. I'm using 0.65.1 on Digital UNIX alphaev6. If I say output is not unexpectedly: [1] 4 6 5 7 6 5 ...
    Kjetil KjernsmoKjetil Kjernsmo
    Jan 14, 2000 at 3:59 pm
    Jan 14, 2000 at 4:48 pm
  • I'm very new to R so maybe i'm doing something wrong so please let me know it that is that case. Here is an example where the summary() and residuals() applied to lm object produce different results ...
    Tomislav GolesTomislav Goles
    Jan 10, 2000 at 4:19 pm
    Jan 10, 2000 at 5:02 pm
  • I came to R from GLIM and its glm. My data sets (ecological community data) are severely over-dispersed, and so I was delighted to find out that the MASS library has glm.nb which is an advancement ...
    Jari OksanenJari Oksanen
    Jan 8, 2000 at 11:15 am
    Jan 10, 2000 at 1:19 pm
  • Hi, I would like to know if it is possible to make global variables in R. My problem is that I use the same data frame in many different functions that I have written, but it implies a very big waste ...
    Christine SerresChristine Serres
    Jan 7, 2000 at 1:38 pm
    Jan 7, 2000 at 4:22 pm
  • Hi- I'm trying to read data into R that was exported from Excel, as tab-delimited text. There are some empty cells in the spreadsheet, which I'd like to treat as missing values. I'd like to specify ...
    John D. BarnettJohn D. Barnett
    Jan 3, 2000 at 5:01 pm
    Jan 4, 2000 at 4:10 am
  • Is there an equivalent in R to the crosstabs command S-Plus? I've been searching for a while and can't seem to find anything. Thanks. Mark J. Lamias Department of Statistics Department of Political ...
    Mark LamiasMark Lamias
    Jan 31, 2000 at 7:20 pm
    Jan 31, 2000 at 7:39 pm
  • Hallo R-users, I'm a R (release 0.65) novice, but have read some about S. Is there a similar function in R like the S function "by()" ? This function groups data typically from a matrix by a variable ...
    Sven GarbadeSven Garbade
    Jan 31, 2000 at 11:51 am
    Jan 31, 2000 at 12:25 pm
  • A character vector with a single component consisting of a long string gets truncated with $ on the right side of the R console window. The preceding sentence, for example, assigned to 'test' by cut ...
    Griffith FeeneyGriffith Feeney
    Jan 30, 2000 at 4:54 am
    Jan 30, 2000 at 9:03 am
  • I'm having trouble finding documentation on how to activate the "record graphics history" option via a command line (as opposed to having to use the menu). I would like to store a series of ...
    Jim IanelliJim Ianelli
    Jan 28, 2000 at 5:17 pm
    Jan 28, 2000 at 10:06 pm
  • Hello again R People: I'm still stuck on my packages and FORTRAN problem. I made a directory called erin, (in the library tree) I created a sub-directory called R, in which I put my R source code. I ...
    Erin HodgessErin Hodgess
    Jan 23, 2000 at 2:36 am
    Jan 23, 2000 at 6:29 am
  • I wrote a DLL in C that does some MCMC stuff. It is compiled using Borland's C++ Builder, version 3.0 (build 3.70) on a Windows 98 machine. The DLL loads and runs just fine. But then if I ...
    Russ LenthRuss Lenth
    Jan 21, 2000 at 8:40 pm
    Jan 21, 2000 at 9:15 pm
  • Hi, I'm struggling to compile R-0.90.1 in a RedHat 6.1 machine. (I have the rpm, but I would like to compile it, as I do under SuSE 6.3). I have also installed quite a few other libraries (not ...
    Alvaro A. NovoAlvaro A. Novo
    Jan 21, 2000 at 6:03 am
    Jan 21, 2000 at 8:14 am
  • Dear R People: I have R Version 0.90.1 for UNIX (binary) and the Windows version from a binary distribution as well. I would like to look at the source code for the C program setup_starma in the ts ...
    Erin HodgessErin Hodgess
    Jan 20, 2000 at 11:45 pm
    Jan 20, 2000 at 11:53 pm
  • I have downloaded an installed the xgobi library and can plot(laser), but when I try xgobi(laser), I get these messages in the MSDOS window... Out of environment space Out of environment space Bad ...
    Morris, Jeffrey [OCDUS]Morris, Jeffrey [OCDUS]
    Jan 20, 2000 at 4:10 pm
    Jan 20, 2000 at 4:42 pm
  • Hello, usually work with S-plus and/or with R, which I do prefer, on a Window paltform. Now I downloaded R for the Mac (I run it on a G4 at home) but I found that many, too many functions are not ...
    Jan 19, 2000 at 10:43 pm
    Jan 20, 2000 at 9:44 am
  • I have four quick questions about R: 1) Can R make a 3-dimensional rotating scatterplot? 2) Does R have OLE capabilities? 3) Is it possible to create a pop-up window in R to display a message and ...
    Amy C. PengAmy C. Peng
    Jan 19, 2000 at 10:50 pm
    Jan 20, 2000 at 7:22 am
  • Hello, Does R have objects to handle irregular time series data? For example, Splus uses the "its" object. I suppose I could write my own "its" function in R. Thank You, Tony Fagan ASYNC Technology, ...
    Tony FaganTony Fagan
    Jan 18, 2000 at 1:09 am
    Jan 18, 2000 at 7:40 am
  • Hi, I'm trying to write modified versions of R save/load functions which read from/write to a char array instead of a file pointer. I want to compile my functions into a library and dyn.load them. Of ...
    Joerg KindermannJoerg Kindermann
    Jan 17, 2000 at 3:00 pm
    Jan 17, 2000 at 5:06 pm
  • Hi! I am trying to validate some R code that we have been porting from S (ellipse library) and now we are on the step of trying with some examples to see if the code gives the same results as in S. I ...
    Jesús María Frías CelayetaJesús María Frías Celayeta
    Jan 14, 2000 at 11:14 am
    Jan 17, 2000 at 12:14 pm
  • I have a matrix `m' and two vectors `rs' and `cs'. I want to change m at the positions (rs[1], cs[1]), (rs[2], cs[2]), ... to 1. Obviously I can do that by but I would just be interested whether I am ...
    Peter HolzerPeter Holzer
    Jan 17, 2000 at 11:01 am
    Jan 17, 2000 at 11:20 am
  • Dear R users, I don't understand, what happens in glm in the following example (note that in S-Plus this example finishes with an almost perfect fit, but also 49 warnings): Error in (if ...
    Peter HolzerPeter Holzer
    Jan 13, 2000 at 4:56 pm
    Jan 13, 2000 at 5:57 pm
  • Hi folks, Could you tell me (a) good newsgroup/s or mailing lists concerning (1) Rweb in general (2) Rweb and Java, please. Cheers, Michael Wisnewski ...
    Jan 12, 2000 at 8:23 pm
    Jan 13, 2000 at 10:02 am
  • Hello, could You please help: I am looking for a way to formulate test accuracy measures such as test sensitivity, specificity, predictive values, and correct classification rate using p/d/qnorm. The ...
    Ralf HeroldRalf Herold
    Jan 12, 2000 at 8:26 am
    Jan 12, 2000 at 4:35 pm
  • I am trying to install R-.90 on a powermac (4400) running linuxppc-1999. This is a variant of RedHat. ./configure goes OK make goes OK until it gets to dataentry.h. Then it reports that it can't find ...
    Bill SimpsonBill Simpson
    Jan 12, 2000 at 2:03 pm
    Jan 12, 2000 at 3:46 pm
  • hi, if i want to execute R.X11 the error-message 'R home directory is not defined.' appears. how can i define it? regards, christoph gross ...
    Jan 10, 2000 at 4:07 am
    Jan 10, 2000 at 5:14 pm
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Prof Brian Ripley: 34 posts Peter Dalgaard BSA: 16 posts Thomas Lumley: 9 posts Jens Oehlschlägel-Akiyoshi: 8 posts Martin Maechler: 8 posts Erin Hodgess: 6 posts Martyn Plummer: 6 posts Jim Lindsey: 5 posts Douglas Bates: 4 posts Partha_bagchi: 4 posts Amy C. Peng: 3 posts Christopher Marshall: 3 posts Jesús María Frías Celayeta: 3 posts John Maindonald: 3 posts KAREN KOTSCHY: 3 posts Mark Lamias: 3 posts Tony Q. Zhang: 3 posts A.J. Rossini: 2 posts Ben Bolker: 2 posts Bill Simpson: 2 posts
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