Grokbase Groups R r-help March 2002

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293 discussions - 880 posts

  • I am completely new to R, but have some bg in cs and stat. since R has an interactive programming environment, I thought I could write my command in a file and run it in batch mode in the Rgui. but ...
    Mar 28, 2002 at 9:02 pm
    Mar 29, 2002 at 12:48 pm
  • Dear all, I'd like to draw a color key beside a graph drawn with xyplot (lattice library). I am aware of the draw.colorkey function (grid library) but don't know how to handle it. Any hint would be ...
    Renaud LancelotRenaud Lancelot
    Mar 28, 2002 at 3:41 pm
    Mar 29, 2002 at 9:18 am
  • Is it possible to write the output/results (redirect) to a latex file? Jeff. Jeff D. Hamann Hamann, Donald & Associates, Inc. PO Box 1421 Corvallis, Oregon USA 97339-1421 Bus. 541-753-7333 Cell ...
    Jeff D. HamannJeff D. Hamann
    Mar 20, 2002 at 4:11 pm
    Mar 28, 2002 at 6:35 am
  • This may not actually be an R/Splus problem, but it started off that way ..... ===+===+===+===+===+===+===+===+===+===+===+===+===+===+===+===+===+===+=== Executive summary: ================== ...
    Rolf TurnerRolf Turner
    Mar 25, 2002 at 7:41 pm
    Mar 26, 2002 at 4:24 pm
  • What is the correct English pronounciation of the function name "arsinh"? (Please excuse that this is is quite an R question, but this list is the best place I can think of for people to know the ...
    Wolfgang HuberWolfgang Huber
    Mar 24, 2002 at 8:29 pm
    Mar 26, 2002 at 4:10 am
  • I am trying to compute the white heteroskedasticity-robust standard errors (also called the Huber standard errors) in a linear model, but I can't seem to find a function to do it. I know that the ...
    Grant FarnsworthGrant Farnsworth
    Mar 22, 2002 at 2:09 am
    Mar 22, 2002 at 11:04 am
  • Hi! I want to display 2 graphs with different number of data points on the x-axis. The code below scales them so it seems that testtwo has the same number of data points as testone. How can I fix ...
    Myriam AbramsonMyriam Abramson
    Mar 21, 2002 at 3:30 am
    Mar 21, 2002 at 3:43 pm
  • Dear list, Did anybody have something like multiroot(), similar to uniroot() only for several varibles/function? I know the difficulty several varibles bring. But for nice functions, it can be ...
    Mai ZhouMai Zhou
    Mar 19, 2002 at 9:40 pm
    Mar 20, 2002 at 3:27 pm
  • Dear Sir, I have been working with R for some time now and I am very happy with it, but I have found a problem that I could not resolve. Could you please give me some hint about how to transform ...
    Jesús Fernández GálvezJesús Fernández Gálvez
    Mar 20, 2002 at 11:18 am
    Mar 20, 2002 at 2:55 pm
  • My apologies if this is obvious - I assume it is but still can't seem to make it work. I've got a data frame acps.df; I want to run an analysis on a subset of that data frame, defined as the subset ...
    Andrew PerrinAndrew Perrin
    Mar 19, 2002 at 8:31 pm
    Mar 20, 2002 at 1:54 am
  • Is there a limit on the number of pages that can be in a pdf file? I am using pdf() (on R version 1.4.1, running on Red Hat 7.1 on an Intel box) to create a large ( 300 pages) file of diagnostic ...
    Setzer WoodrowSetzer Woodrow
    Mar 19, 2002 at 2:10 pm
    Mar 19, 2002 at 6:38 pm
  • Hello, is there a easy way to get a break into an axis line to indicate that one has removed a part of the axis to save space. The jajority of my data points is between 0 and 5, and just one data ...
    Arne MuellerArne Mueller
    Mar 19, 2002 at 3:12 am
    Mar 19, 2002 at 4:28 pm
  • I have a, no doubt, simple question. I wish to write a function such that a <- 9 b <- 10 changer function(x,y) { if (y x){ x <<- Y+1}} Of course there are easier ways to accomplish the task above, ...
    Michaell TaylorMichaell Taylor
    Mar 18, 2002 at 10:55 pm
    Mar 19, 2002 at 1:38 pm
  • Hello All, I'd like to create diagrams for dynamic web-pages via a cgi-script that itself uses R. Sadly, I found out that the png and jpeg devices need an X-server :-( , so I cannot use these nice ...
    Arne MuellerArne Mueller
    Mar 17, 2002 at 3:09 am
    Mar 18, 2002 at 3:37 pm
  • Sepal.Length Sepal.Width Petal.Length Petal.Width Species 1 5.1 3.5 1.4 0.2 setosa x y z 1 1 A 6 2 2 D 9 3 3 E 10 [1] x y z <0 rows (or 0-length row.names) x y z 1 1 A 6 x y 1 1 A x y z 1 1 A 6 2 4 D ...
    Mar 16, 2002 at 5:12 am
    Mar 16, 2002 at 8:17 am
  • Hi all, Look at the following "stupid" function that is created just to show the problem: outlayer <- function(x) { inlayer <- function(z){ e1 <- parent.frame() eval(expression(y<-log(z)),e1) } ...
    Jonathan Q. LiJonathan Q. Li
    Mar 15, 2002 at 1:53 am
    Mar 15, 2002 at 1:56 pm
  • Dear R-users, is it possible to add a second plane to the persp()-plot? I couldn't find any hint on that in the news archive... I'm using R.1.4.1 for Windows. Thanks in advance, Nina ...
    Nina LieskeNina Lieske
    Mar 14, 2002 at 10:41 am
    Mar 15, 2002 at 8:26 am
  • Dear R experts- I'm running R 1.2.3 (2001-04-26) on Linux. I need to get special symbols, such as a circle with a dot in it as used to indicate Solar units in astronomy, into my plot axis labels. How ...
    Joe MazzarellaJoe Mazzarella
    Mar 12, 2002 at 1:08 am
    Mar 14, 2002 at 2:39 am
  • Hello! I use the version 1.4.0 for Windows. I have made boxplots but only half of the symbols (three letters each) show up on the X-axis? How t can one change their size or orientation so that all ...
    Martin LascouxMartin Lascoux
    Mar 13, 2002 at 1:12 pm
    Mar 13, 2002 at 4:32 pm
  • hi, i am trying to generate nice barplots with std-errors. do i really have to generate the std-errors myself by the segments() command ? thanks for help, jan ...
    Jan Malte WienerJan Malte Wiener
    Mar 13, 2002 at 7:40 am
    Mar 13, 2002 at 1:31 pm
  • Can anyone please recommend a good site for crime related time series? Thanks! Erin mailto: hodgess at ...
    Erin HodgessErin Hodgess
    Mar 11, 2002 at 5:16 pm
    Mar 11, 2002 at 8:13 pm
  • Dear all/anyone, after generating a HTML file "result.html" from within [R], I would like to open the default HTML browser (like help.start() does) to show the file. Is it possible to do this ...
    Henrik BengtssonHenrik Bengtsson
    Mar 7, 2002 at 7:07 pm
    Mar 8, 2002 at 12:16 pm
  • Dear R user, I'm relative new and need some help / advise from you. I have organised my data in several frames, mainly because the data came from different sources. One common variable in all data ...
    Frank MattesFrank Mattes
    Mar 6, 2002 at 11:53 am
    Mar 6, 2002 at 4:05 pm
  • Hello! I downloaded a package "multtest" (from in R, and installed it by 'R CMD <package ' (after unzipping and taring). The problem is when I say 'library(multtest)' in R, the ...
    Nitin JainNitin Jain
    Mar 6, 2002 at 2:13 pm
    Mar 6, 2002 at 3:33 pm
  • Hi there Is there an easy function available in R for calculating the running mean? Reto -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read ...
    Reto BurkardReto Burkard
    Mar 5, 2002 at 10:02 am
    Mar 6, 2002 at 11:43 am
  • Dear all, Sorry to bother you with one more newbie question. I have a dataobject with several hundreds of columns. I want to remove columns with a mean of the column values below a certain value: [1] ...
    Tord SnallTord Snall
    Mar 5, 2002 at 4:49 pm
    Mar 5, 2002 at 7:53 pm
  • Dear R-users, I'm trying to extract the exact location of the maximum value in a vector or a matrix, meaning I want not only the maximum itself but also at which position (e.g row 6, column 12) it is ...
    Patrick BuetzbergerPatrick Buetzberger
    Mar 5, 2002 at 2:49 pm
    Mar 5, 2002 at 6:35 pm
  • Hi folks: This may be a stupid question, but I cannot seem to find a way to tell readBin that I want to read 2-byte integers from the connection. The input file is 150,720 bytes long containing ...
    Prasad, RajivPrasad, Rajiv
    Mar 5, 2002 at 12:41 am
    Mar 5, 2002 at 5:12 pm
  • Hello All, I wrote this small set of functions for writing HTML files on the fly so I could do reports from R. Nothing fancy. I may expand on this and make it more generic, but for now, it works and ...
    Zed ShawZed Shaw
    Mar 3, 2002 at 9:14 am
    Mar 4, 2002 at 11:33 am
  • I found a strange inconsistency: If m is a matrix and d is a data frame then - mean(m), median(m), max(m) and max(d) all return a single value but - mean(d) returns the column means - median(d) fails ...
    Mar 30, 2002 at 7:53 pm
    Mar 30, 2002 at 11:14 pm
  • Hello!!! I'm just a beginner of R. I work with locfit to get the density from an numeric vector. It looks good when I plot the graph, but I need the output data of locfit. For example I need somthing ...
    Ralf KloessingerRalf Kloessinger
    Mar 29, 2002 at 7:16 pm
    Mar 30, 2002 at 6:43 pm
  • Hi, In the order() help file, there is an example like: a <- c(4, 3, 2, NA, 1) b <- c(4, NA, 2, 7, 1) z <- cbind(a, b) (o <- order(a, b)); z[o, ] How can I do something like "order a in ascending ...
    Ko-Kang Kevin WangKo-Kang Kevin Wang
    Mar 29, 2002 at 11:09 am
    Mar 30, 2002 at 4:58 am
  • Dear friends, I am studying the spatial distribution of trees in a tropical swamp forest in Brazil, and the spatial association between the trees and other forest and non forest elements. These are ...
    Alexandre F. SouzaAlexandre F. Souza
    Mar 28, 2002 at 11:34 pm
    Mar 29, 2002 at 12:27 am
  • I have a collection of SAS code that helps people review large amounts of data on a regular basis. It does this by using SAS's proc gplot with a "by" statement to prepare as many as 400 (yes, 400) ...
    Don MacQueenDon MacQueen
    Mar 27, 2002 at 5:35 pm
    Mar 27, 2002 at 7:34 pm
  • I would like to create a barchart that has vertical instead of horizontal bars. My goal is something similar to Figure 6.10 (p. 166) in "The Basics of S and S-plus," except for the orientation of the ...
    Waichler, Scott RWaichler, Scott R
    Mar 27, 2002 at 5:44 am
    Mar 27, 2002 at 5:30 pm
  • When I use read.table I can't get my column names to line up with my data. The data file has survey response data, and each line starts with a unique key field (which should be the row name when it ...
    Tom ArnoldTom Arnold
    Mar 27, 2002 at 4:05 pm
    Mar 27, 2002 at 4:30 pm
  • I have used Splus 3.4 for UNIX and I have a C file that I compiled using "Splus COMPILE" and later called with dyn.load() and .C(). It works in Splus. I want to do the same thing in R, as in just use ...
    Masha KocherginskyMasha Kocherginsky
    Mar 26, 2002 at 9:54 pm
    Mar 27, 2002 at 9:44 am
  • Venables and Ripley's MASS 3ed mentions a function predplot, used for plotting results of lda and qda. But even with the library MASS loaded, R (1.4.1) tells me predplot doesn't exist, and when I ...
    David MarimontDavid Marimont
    Mar 26, 2002 at 9:15 pm
    Mar 27, 2002 at 9:38 am
  • Hello! It would be nice to hear how you organize the R-objects you produced. I found almost nothing about that neither in the R-manuals nor in two books about S. For example I am trying to find out, ...
    Mar 25, 2002 at 8:26 pm
    Mar 25, 2002 at 9:25 pm
  • [this msg was first bounced and the manually approved; don't capitalize "xxx": it looks too much like a word used in a particular kind of spam. Your list maintainer, MM] I would like to read in a ...
    Mar 24, 2002 at 6:32 pm
    Mar 25, 2002 at 7:17 pm
  • We've recently "upgraded" a server to solaris 8, and in reinstalling R I've encountered a problem in getting it to recognize the readline library. I have installed readline in what I believe to be ...
    Roger KoenkerRoger Koenker
    Mar 24, 2002 at 9:30 pm
    Mar 25, 2002 at 12:35 am
  • i installed the recent security patch for the ms java vm (dated early march 2002) on win2k and since then internet explorer regularly hangs when i try searching in r standard htlp help. can anybody ...
    Erich NeuwirthErich Neuwirth
    Mar 24, 2002 at 8:55 pm
    Mar 24, 2002 at 11:53 pm
  • Would anyone be able to give me some ideas on how to go about changing the output of pairs()? What I want to do is : * plot each value as a point (instead of those hollow circles) * remove the gap ...
    Hadley WickhamHadley Wickham
    Mar 21, 2002 at 9:12 pm
    Mar 22, 2002 at 11:53 am
  • Hello everybody, is there a possibility to write data to standard output without a CR/NL? (I would like append one output string to the next - without using "paste"!) Thanks in advance Lutz Lutz ...
    Lutz ThiemeLutz Thieme
    Mar 21, 2002 at 4:35 pm
    Mar 21, 2002 at 5:56 pm
  • Hello everybody ! I want to evaluate the goodness of the fit of a trend surface. I use the Least square methods and the function The I write tma3.sur3 <-, x, y, z) ...
    Lecca PaolaLecca Paola
    Mar 21, 2002 at 3:22 pm
    Mar 21, 2002 at 4:30 pm
  • Hi, The following is a small test function that is part of a larger piece of code. If I understand things correctly both z and st.obj$call need to be looked for in .GlobalEnv . How do I write this so ...
    Nicholas Lewin-KohNicholas Lewin-Koh
    Mar 21, 2002 at 8:21 am
    Mar 21, 2002 at 8:44 am
  • Sorry to bother you with such a question. I'm new to R and have tried to figure it out myself for a while, but well. How can I change the scaling of the axis? If for example I have: a<-1:30 ...
    Mathias DitzenMathias Ditzen
    Mar 20, 2002 at 4:50 pm
    Mar 20, 2002 at 7:52 pm
  • I have a script that generates vectors (one in a while) How can I write them to a file? How can I recover them and put them in a matrix (or some array where I can introduce more vectors)? ...
    Francisco J MolinaFrancisco J Molina
    Mar 19, 2002 at 3:42 am
    Mar 19, 2002 at 9:48 am
  • I sent this to the list last week, and haven't seen it pop up. Either I deleted it when it did appear, or possibly it was destroyed as spam...? If it did appear and I somehow missed it, appologies ...
    Jason TurnerJason Turner
    Mar 17, 2002 at 6:41 pm
    Mar 18, 2002 at 7:14 pm
  • Dear all, is there an easy way to sort or get the order of a matrix or data.frame by multiple rows (like ODER BY in SQL), that means if some values in the first column are equal, then sort them (or ...
    Michael DondrupMichael Dondrup
    Mar 18, 2002 at 6:08 pm
    Mar 18, 2002 at 6:29 pm
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278 users for March 2002

Ripley: 91 posts Peter Dalgaard BSA: 31 posts Uwe Ligges: 27 posts Ggrothendieck: 21 posts Thomas Lumley: 20 posts John Fox: 17 posts Joerg Maeder: 14 posts Francisco J Molina: 12 posts Arne Mueller: 11 posts Uwe Ligges: 11 posts Agustin Lobo: 10 posts Andrew Perrin: 10 posts Paul Murrell: 10 posts Sven Garbade: 10 posts Ko-Kang Wang: 9 posts Roger Peng: 9 posts Erich Neuwirth: 8 posts Jason Turner: 8 posts Ott Toomet: 8 posts Setzer Woodrow: 8 posts
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