Grokbase Groups R r-help October 2009
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1,011 discussions - 3,298 posts

  • Hello guys I am new to this list and for R too. I am wondering if there is a patch for the SPSS reading code on the foreign package, in order to be able to read long variable names. Right now ...
    Orvalho AugustoOrvalho Augusto
    Oct 10, 2009 at 4:14 pm
    Oct 15, 2009 at 8:22 pm
  • Hi everyone, I am wondering if there exists a stepwise regression function for the Bayesian regression model. I tried googling, but I couldn't find anything. I know "step" function exists for regular ...
    Allan.YAllan.Y
    Oct 22, 2009 at 5:09 pm
    Oct 30, 2009 at 3:54 pm
  • This is kind of a dumb question: I know you can use isdebugged() to find out if a specific function is flagged for debugging, but is there a way to list all the functions that are flagged for ...
    Andrew YeeAndrew Yee
    Oct 23, 2009 at 5:28 pm
    Oct 24, 2009 at 12:44 am
  • Dear Helpers I have a sample frame and i have sampled from it using three methods and now i want to calculate the statistics but i only get the population parameters. H <- matrix(rnorm(100, ...
    KABELI MEFANEKABELI MEFANE
    Oct 1, 2009 at 10:06 am
    Oct 2, 2009 at 11:53 pm
  • Hello, I asked a question about what the most likely process to follow if after a time-series fit is performed the residuals are found to be non-normal. One peron responded and offered to help if I ...
    RkevinburtonRkevinburton
    Oct 27, 2009 at 7:33 pm
    Nov 12, 2009 at 5:02 pm
  • Hi User's, This might be a simple question but it is giving me a hard time as I am a new user. I installed R version 2.9.2 (2009-08-24) 1. I just copied a short script from Fox (2002) as a practice ...
    ValVal
    Oct 28, 2009 at 2:04 pm
    Oct 28, 2009 at 5:22 pm
  • What is the problem here? I did an install package from the Rgui menu. Windows Vista <SNIP trying URL 'http://cran.cnr.Berkeley.edu/bin/windows/contrib/2.9/mvtnorm_0.9-8.zip' Content type ...
    Mark KnechtMark Knecht
    Oct 29, 2009 at 1:11 pm
    Oct 29, 2009 at 7:13 pm
  • Hello, Below is some output that shows my issue. I have a variable x that I read from a file (more on this below) [1] "NEW YORK-NEW ENGLAND" I'm sure the problem has to do with the way I read the ...
    Adrian DragulescuAdrian Dragulescu
    Oct 14, 2009 at 5:30 pm
    Oct 16, 2009 at 3:58 pm
  • Hi all, I have a question about hist() 1) $breaks [1] 1 2 3 4 5 $counts [1] 2 1 1 1 why is there 2 counts for 1? And should the counts be '1 1 1 1 1' ? Is there any other function to count frequency ...
    Khanh NguyenKhanh Nguyen
    Oct 8, 2009 at 7:47 pm
    Oct 14, 2009 at 7:31 am
  • Hi all, In R, is there some functions or ways to create a Clustered-Stacked Column Chart as the example in the following page http://peltiertech.com/Excel/ChartsHowTo/ClusterStack.html? I have ...
    Zhijie zhangZhijie zhang
    Oct 9, 2009 at 9:31 am
    Oct 12, 2009 at 9:46 am
  • Hi is there an alternative to par(new), for ading data to a plot for a different y-axis? My problem with par(new=TRUE) is, that it re-defines all axis and labels (as in example 1) and one has to use ...
    Rainer M KrugRainer M Krug
    Oct 7, 2009 at 8:29 am
    Oct 8, 2009 at 12:30 pm
  • Will R have more glitches on one operating system as opposed to another, or is it pretty much the same? robert
    Robert WilkinsRobert Wilkins
    Oct 6, 2009 at 1:41 am
    Oct 6, 2009 at 8:23 pm
  • It seems that var() computes sample variance. It is straight forward to compute population variance from sample variance. However, I feel that it is still convenient to have a function that can ...
    Peng YuPeng Yu
    Oct 19, 2009 at 3:30 pm
    Feb 5, 2010 at 4:21 am
  • Hi all, I am trying to figure out a way to improve my code's efficiency by avoiding the use of loop. I want to calculate a conditional mean(?) given time. For example, from the data below, I want to ...
    ParkbomeeParkbomee
    Oct 31, 2009 at 9:01 pm
    Nov 3, 2009 at 11:29 pm
  • Greetings! As part of my research project I am using R to study temperature data collected by a network. Each node (observation point) records temperature of its surroundings throughout the day and ...
    AneetaAneeta
    Oct 21, 2009 at 4:31 pm
    Oct 30, 2009 at 9:38 am
  • Dear list, I would like to produce a matrix of plots, where par() is reset after each plot (see below [simplified] example). When I use layout() to do so, I seem to also reset the layout. I have not ...
    Janke ten HoltJanke ten Holt
    Oct 23, 2009 at 12:26 pm
    Oct 27, 2009 at 12:01 pm
  • *Hi all, * *Assume that I have the following data set with tow variables and I want count the number of observation with identical values * ** *x1 x2* * 1 1 * * 1 0 * * 0 1* * 0 1* * 0 0* * 1 1* * 0 ...
    AshtaAshta
    Oct 13, 2009 at 12:20 pm
    Oct 20, 2009 at 6:41 pm
  • I'm new to R. I'm working with the text mining package tm. I have several plain text documents in a directory, and I would like to read all the files with extension .txt in that directory into a ...
    Richard LiuRichard Liu
    Oct 13, 2009 at 7:42 am
    Oct 14, 2009 at 8:25 am
  • I wish to save a scatter plot comprising approx. 2 million points in order to include it in a LaTeX document. Using 'pdf(...)' produces a file of size about 20 MB, which is useless. Using ...
    Lasse KliemannLasse Kliemann
    Oct 22, 2009 at 7:07 pm
    Oct 30, 2009 at 6:49 am
  • Hi all, I am new to R and learning the same. I would like to create a sparse matrix from an existing file whose contents are in the format "rowIndex,columnIndex,value" for ex: 1,2,14 2,4,15 I would ...
    Pallavi PalletiPallavi Palleti
    Oct 26, 2009 at 9:06 am
    Oct 28, 2009 at 4:47 pm
  • Dear all, I just tried to be fast for once, installed R 2.10 and also newly installed all previously-installed packages. However, now all my help files are text only, which is of course a pity with ...
    Ulrike GroempingUlrike Groemping
    Oct 26, 2009 at 8:53 pm
    Oct 28, 2009 at 10:36 am
  • Usage data(gasoline) Format A data frame with 60 observations on the following 2 variables. octane a numeric vector. The octane number. NIR a matrix with 401 columns. The NIR spectrum and I see the ...
    BbsloverBbslover
    Oct 22, 2009 at 6:35 pm
    Oct 26, 2009 at 4:44 pm
  • I am running an expt that presents a point process input x and measures a point process output y. The times of each event are recorded. The lengths of the data records of x and y are necessarily ...
    William SimpsonWilliam Simpson
    Oct 23, 2009 at 8:58 am
    Oct 23, 2009 at 11:32 am
  • Start the REvolution without me... http://danesecooper.blogs.com/divablog/2009/10/start-the-revolution-without-me.html *From Danese Cooper's Blog* Some of you may have become aware of REvolution ...
    Ajay ohriAjay ohri
    Oct 21, 2009 at 5:51 pm
    Oct 21, 2009 at 8:58 pm
  • Hello, I?m currently running a script that takes several days to complete, and have therefore chosen to start two instances of R, each doing half the work (since I have a two-processor machine). The ...
    Anders CarlssonAnders Carlsson
    Oct 19, 2009 at 11:45 am
    Oct 19, 2009 at 2:30 pm
  • Dear all Is there any R function that would perform currency conversion using up-to-date exchange rates? I would be looking for a function that allows to download recent exchange rates (say, from ...
    Liviu AndronicLiviu Andronic
    Oct 14, 2009 at 9:40 am
    Oct 16, 2009 at 2:07 pm
  • Question 1. I would calculate all the permutations of numbers (23,46,70,71,89) How can I write correctly the code? (Load gregmisc) Question 2. It's possible permute a string? ..for example: EIGER ...
    EigerEiger
    Oct 10, 2009 at 2:05 pm
    Oct 11, 2009 at 4:20 pm
  • Hello, I am doing a simple if else statement in R. But it always comes out error such as 'unexpected error' There are two variables. ini and b. when ini=1, a=3; when ini 1 and b 2, a=5; all other ...
    Chen GuChen Gu
    Oct 3, 2009 at 3:54 pm
    Oct 6, 2009 at 3:23 pm
  • Hi, I am dealing with how to check in R if some data that I have belongs to a normal distribution or not. I am not interested in obtaining the theoreticall frequencies. I am only interested in ...
    Noela SánchezNoela Sánchez
    Oct 1, 2009 at 4:46 pm
    Nov 8, 2009 at 11:18 pm
  • Hi, I'm doing a k-means cluster with 6 clusters and 15 variables. Any suggestions on how to plot the results? I've tried the standard xy plot, but couldn't get much of it. Thansk in advance, Iuri.
    Iuri GavronskiIuri Gavronski
    Oct 31, 2009 at 2:42 am
    Nov 3, 2009 at 9:07 am
  • Dear R-Help Team, as a R novice I have a (maybe for you very simple question), how do I get the following solved in R: Let R be a n x n matrix: \mid R\mid^{-\frac{1}{2}} solve(A) gives me the inverse ...
    Kajan SaiedKajan Saied
    Oct 31, 2009 at 8:39 pm
    Nov 1, 2009 at 11:52 pm
  • Dear all I am trying to learn R I was trying to calculate standard deviation here are the commands and outputs in R the problem is that, i could not understand why the third command could not give ...
    Ms.comMs.com
    Oct 26, 2009 at 9:44 am
    Oct 27, 2009 at 7:30 pm
  • I'm wondering whether there is a character to let R know to expect more input for a command on subsequent lines. Here is an example: test_1.R: x <- c(1,2,3,4) / c(1,2,3,4) x R CMD BATCh test_1.R ...
    Neil StewartNeil Stewart
    Oct 25, 2009 at 12:53 pm
    Oct 26, 2009 at 10:37 pm
  • Putting names on a ggplot Can anyone suggest what I am doing wrong here. I am plotting daily temperatures at Ottawa Ontario for 2008 broken down by months, I seperate them by lines and want to put ...
    John KaneJohn Kane
    Oct 17, 2009 at 9:04 pm
    Oct 22, 2009 at 1:57 pm
  • I can prove I've done this before, but I recently installed Rexcel (and it was easiest to reinstall R and some other bits to make it work) and now its no longer working. Before I would do an ANOVA ...
    Clayton CoffmanClayton Coffman
    Oct 20, 2009 at 8:17 pm
    Oct 21, 2009 at 4:23 am
  • Can somebody point me a book on Fisher's exact test? I looked a few webpages. But the descriptions on the webpages are not very complete. Is there a book on that covers all the aspect of Fisher's ...
    Peng YuPeng Yu
    Oct 15, 2009 at 8:56 pm
    Oct 16, 2009 at 1:38 pm
  • Suppose there are 4 variables d is a function of a , b and c I want to know how a, b and c change will make d change It will be straightforward to see it if we can graph the d surface if d is only a ...
    Gcheer3Gcheer3
    Oct 4, 2009 at 7:14 pm
    Oct 13, 2009 at 8:00 am
  • Dear R users, I create a graphic with two plots side by side using layout(), like this: layout(matrix(c(1,2),1)) plot(1:10,main="left plot") lines(c(3:7,7:3),col="red") plot(10:1,main="right plot") ...
    Marianne PrombergerMarianne Promberger
    Oct 3, 2009 at 7:15 pm
    Oct 12, 2009 at 6:17 pm
  • Hi all, I have a matrix named x with N by C I want to select every 5 th rrow from matrix x I used the following code n<- nrow(x) } Error: subscript out of bounds Can any body point out the problem?
    AshtaAshta
    Oct 8, 2009 at 8:14 pm
    Oct 11, 2009 at 10:32 am
  • It appears several that of my scripts are beginning to reaching maturity, so I am curious if it is possible to add an external GUI to run the scripts from this simplified GUI interface. The scripts ...
    Jason RupertJason Rupert
    Oct 10, 2009 at 5:05 am
    Oct 11, 2009 at 2:59 am
  • Supose I have a data pertaining to credit loss as amounts <- c(46839.50,31177.12,35696.69,21192.57,29200.91,42049.64,42422.19, 44976.18, 32135.36,47936.57,27322.91,37359.09,43179.60, 48381.02, ...
    Maithili ShivaMaithili Shiva
    Oct 7, 2009 at 12:39 pm
    Oct 9, 2009 at 7:24 am
  • Dear R-Help Team, I have been trying to sort (all columns of) a matrix: [,1] [,2] [1,] 1 1 [2,] 3 3 [3,] 4 4 [4,] 6 6 [5,] 6 6 [6,] 4 4 [7,] 6 6 [8,] 56 56 [9,] 4 4 [10,] 64 64 [11,] 86 86 [12,] 39 ...
    Kajan SaiedKajan Saied
    Oct 8, 2009 at 4:50 pm
    Oct 8, 2009 at 8:32 pm
  • Hi! All, I am working with a large matrix of dimension 23689 x 162. Some of the values of this matrix is missing (NA). And it looks something like that: [,1] [,2] [,3] [,4] [,5] [1,] 2 NA 4 9 6 [2,] ...
    Amit KumarAmit Kumar
    Oct 1, 2009 at 5:54 pm
    Oct 2, 2009 at 9:26 am
  • Suppose I have multiple time series with names for each one, for example, x <- ts(matrix(rnorm(30,0,1),10,3), names=c("Juan", "Tuey", "Trey"), frequency=4) So now, as I start to explore these series, ...
    David StofferDavid Stoffer
    Oct 3, 2009 at 3:15 am
    Nov 15, 2009 at 6:53 pm
  • Hello, We (two mac users) have been attempting to install rgdal from "http://www.kyngchaos.com/software:frameworks", given that it is not available as a binary on the CRAN (binaries) of the "Package ...
    Pablo AlvarezPablo Alvarez
    Oct 30, 2009 at 5:51 pm
    Nov 4, 2009 at 9:33 pm
  • Dear R users, Basically, from the following arbitrary data set: a <- ...
    Steven KangSteven Kang
    Oct 29, 2009 at 1:30 am
    Oct 30, 2009 at 9:04 am
  • Hi R developers: Congratulations for the new R 2.10.0 version. It is a huge effort! Thank you for your work and dedication. I just want to ask how to make this "strip blank" function to work again ...
    Kenneth Roy Cabrera TorresKenneth Roy Cabrera Torres
    Oct 27, 2009 at 12:15 pm
    Oct 29, 2009 at 12:30 am
  • Suppose that I have a list of vectors. I want to compute the union of all the vectors in the list. I could use 'for' loop to do so. But I'm wondering what would be a better solution that does not ...
    Peng YuPeng Yu
    Oct 28, 2009 at 7:07 pm
    Oct 28, 2009 at 8:37 pm
  • Hello, I apologize for the post as I am certainly overlooking a simple solution to my difficulties with getting a legend to print on a survplot from the rms package. I am plotting the following ...
    Aric GregsonAric Gregson
    Oct 26, 2009 at 7:56 pm
    Oct 26, 2009 at 11:16 pm
  • Un texte encapsul? et encod? dans un jeu de caract?res inconnu a ?t? nettoy?... Nom : non disponible URL : <https://stat.ethz.ch/pipermail/r-help/attachments/20091026/2ce79ea0/attachment.pl
    Guillaume chaumetGuillaume chaumet
    Oct 26, 2009 at 8:31 pm
    Oct 26, 2009 at 9:49 pm
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