Search Discussions
-
I'm attempting to build an R package for distribution and am working from the directions found at http://www.maths.bris.ac.uk/~maman/computerstuff/Rhelp/Rpackages.html#Wi n-Win I've read through ...
Doran, Harold
May 3, 2007 at 6:32 pm
May 5, 2007 at 2:17 pm -
Hi all, apologies for seeking advice on a general stats question. I ve run normality tests using 8 different methods: - Lilliefors - Shapiro-Wilk - Robust Jarque Bera - Jarque Bera - Anderson-Darling ...
Gatemaze
May 25, 2007 at 1:20 pm
May 29, 2007 at 3:03 pm -
Hi, Is there a function for raising a matrix to a power? For example if you like to compute A%*%A%*%A, is there an abbreviation similar to A^3? Atte Tenkanen [,1] [,2] [1,] 1 1 [2,] -1 -2 [,1] [,2] ...
Atte Tenkanen
May 6, 2007 at 9:07 am
May 9, 2007 at 2:44 pm -
This file contains any messages produced by compilers while running configure, to aid debugging if configure makes a mistake. It was created by R configure 2.4.1, which was generated by GNU Autoconf ...
Vipin Singhal
May 1, 2007 at 11:09 am
Jul 31, 2008 at 9:14 pm -
Dear All I am trying to perform the below optimization problem, but getting (0.5,0.5) as optimal solution, which is wrong; the correct solution should be (1,0) or (0,1). Am I doing something wrong? I ...
Paul Smith
May 7, 2007 at 9:30 pm
May 8, 2007 at 3:21 pm -
Dear All: I am running some GUI functions in linux environment, they runs fine, however I constantly get this kind of message in R console: Warning: X11 protocol error: BadWindow (invalid Window ...
Hao Liu
May 18, 2007 at 3:25 pm
Aug 12, 2008 at 2:05 pm -
Hi. I'm having trouble testing for existence of an object inside a function. Suppose I have a function: f<-function(x){ ... } and I call it with argument y: f(y) I'd like to check inside the function ...
Talbot Katz
May 15, 2007 at 2:48 pm
May 15, 2007 at 8:00 pm -
Dear all, I'm struggling with weighted least squares, where something that I had assumed to be true appears not to be the case. Take the following data set as an example: df <- data.frame(x = ...
Hadley wickham
May 8, 2007 at 9:08 am
May 9, 2007 at 1:34 pm -
Hi I am using R version 2.4.1. How can I upgrade to version 2.5 without having to install all the packages again? Thanks Jason Dr. Iasonas Lamprianou Department of Education The University of ...
Iasonas Lamprianou
May 2, 2007 at 3:25 pm
Mar 26, 2009 at 7:51 am -
Dear r-helpers, I wonder whether, given the "#rrggbb" representation of a colour, there is a simple way to select the complementary colour, also expressed as a "#rrggbb" string. Any suggestions would ...
John Fox
May 21, 2007 at 10:17 pm
May 22, 2007 at 5:09 pm -
Dear ALL: Could you please let me know how to read SAS data file into R. Thank you so much for your helps. Regards; Abou ========================== AbouEl-Makarim Aboueissa, Ph.D. Assistant Professor ...
AbouEl-Makarim Aboueissa
May 10, 2007 at 7:51 pm
May 11, 2007 at 7:52 pm -
Greetings - I'm finally finished review, here's what I heard: ============ from Tobias Verbeke: <span class="m_body_email_addr" title="8ac0aad3dbd7cf42b2bd295e20d4b870" ...
Anthony Rossini
May 9, 2007 at 2:26 pm
May 10, 2007 at 2:21 pm -
Hi, All, I'm writing a wrapper for stop that produces a popup window using tcltk. Something like: error <- function(...) { msg <- paste(..., sep = "") if(!length(msg)) msg <- "" if(require(tcltk, ...
Sundar Dorai-Raj
May 30, 2007 at 9:53 pm
May 31, 2007 at 9:22 pm -
Hi, I am trying to use R at work and at home on the same computer. At work, I have a proxy, and at home, I do not. I have, for work, a User environment variable "http_proxy" which I set in the OS ...
Matt Pettis
May 30, 2007 at 1:49 am
May 30, 2007 at 3:51 pm -
Hi, everybody, 3 questions about R-square: ---------(1)----------- Does R2 always increase as variables are added? ---------(2)----------- Does R2 always greater than 1? ---------(3)----------- How ...
李俊杰
May 17, 2007 at 11:02 am
May 24, 2007 at 7:37 pm -
I have the following csv file: name,x,y,z category,delta,gamma,epsilon a,1,2,3 b,4,5,6 c,7,8,9 I'd like to create a numeric matrix of just the numbers in this csv dataset. I've tried the following ...
Andrew Yee
May 16, 2007 at 12:10 pm
May 16, 2007 at 3:45 pm -
Dear all, This is a little bit off-topic, but I was wondering if anyone has any informed opinion on whether data (ie. a dataset) is copyrightable? Hadley
Hadley wickham
May 12, 2007 at 6:59 pm
May 14, 2007 at 3:41 pm -
Hi All, I found "mvfft" in R and "fft2" in Matlab give different result and can't figure out why. My example is: In R: [,1] [,2] [1,] 1 2 [2,] 4 20 [,1] [,2] [1,] 5+0i 22+0i [2,] -3+0i -18+0i In ...
Li Li
May 2, 2007 at 11:06 pm
Aug 1, 2008 at 2:24 pm -
Hi, Without trying to print 1000000 points (see <http:// finzi.psych.upenn.edu/R/Rhelp02a/archive/42105.html ), I often print maps for which I do not want to loose too much of coastline detail, ...
Chabot Denis
May 22, 2007 at 10:32 am
Feb 7, 2008 at 11:21 pm -
Hi R users, Is there a simple function that can add a folder into current R search path? For example, suppose my current work directory is "D:\work", but my input files are stored in folder ...
Zhiliang Ma
May 29, 2007 at 1:08 pm
May 30, 2007 at 11:32 am -
I am (desperately) trying to get used to using a Mac here at my new location. (Why *anyone* would ever use anything other than Linux, except under duress as I am, totally escapes me, but that's ...
Rolf Turner
May 21, 2007 at 6:14 am
May 22, 2007 at 6:30 am -
Hello. I have a 2d plot which looks like this: http://www.nabble.com/file/8242/1.JPG This plot is derived from a file that holds statistics about each point on the plot and looks like this: a b c d e ...
Mister_bluesman
May 7, 2007 at 2:00 pm
May 10, 2007 at 11:46 am -
Hello all! I am once again analyzing patient survival data with chronic liver disease. The severity of the liver disease is given by a number which is continuously variable. I have referred to this ...
Gregory Pierce
May 3, 2007 at 2:21 am
Jul 31, 2008 at 9:14 pm -
dear all - I currently use Tinn-R as my text editor to work with code that I submit to R, with some output dumped to text files, some images dumped to pdf. (system: Windows 2K and XP, R 2.4.1 and R ...
Tim Howard
May 30, 2007 at 8:43 pm
May 31, 2007 at 8:10 am -
Dear all, I have a list of precipitation record and a list of time I would like to sum them up per hour, or per day. Does such a function exist ? example: time<-c("2000-10-03 14:00:00","2000-10-03 ...
Jessica Gervais
May 24, 2007 at 6:49 pm
May 30, 2007 at 12:17 am -
The help page of eval says: The 'evalq' form is equivalent to 'eval(quote(expr), ...)'. But the following is not equivalent. Can anyone give me some explaination? Thanks very much. [1] 2 $x1 [1] 2 ...
Ronggui
May 27, 2007 at 3:47 am
May 28, 2007 at 6:01 am -
Hello folks, So I'd like to use the lattice xyplot function, but here's the thing; I'd like a grid on it and a bit of annotation (line and text). So I tried just using the panel.grid, panel.text and ...
Gav Wood
May 9, 2007 at 5:32 pm
May 9, 2007 at 7:55 pm -
Hi I have a dataframe which has 3 columns of numeric data A,B,C each of which has been obtained independent of the other. We are trying to find out, which of A or B cause C i.e. We are hypothesising ...
Lalitha viswanath
May 2, 2007 at 3:55 pm
Jul 31, 2008 at 8:01 pm -
The warning is harmless - R is just reporting that it has stopped the dynamically linked libraries resetting a flag that they should not change while R is running. If you followed the notes in ...
Roger Bivand
May 30, 2007 at 9:00 pm
May 31, 2007 at 10:15 pm -
I'm trying to install R-2.4.1, everything configure's and make's OK, but the make check fails: running code in 'd-p-q-r-tests.R' ...make[3]: *** [d-p-q-r-tests.Rout] Error 1 make[3]: Leaving ...
Adam Witney
May 24, 2007 at 3:21 pm
May 25, 2007 at 3:06 pm -
Hello, I am facing a problem with lapply which I ''''think''' may be a bug. This is the most basic function in which I can reproduce it: myfun <- function() { foo = data.frame(1:10,10:1) foos = ...
Jiho
May 18, 2007 at 2:41 pm
May 18, 2007 at 5:42 pm -
Hi R-users, I have a simple question for R heavy users. If I have a data frame like this dfr <- data.frame(id=1:16, categ=rep(LETTERS[1:4], 4), var3=c(8,7,6,6,5,4,5,4,3,4,3,2,3,2,1,1)) dfr <- ...
Lauri Nikkinen
May 18, 2007 at 1:15 pm
May 18, 2007 at 3:53 pm -
I have a question that must have a simple answer (but eludes me). I need a row-by-row logical comparison across three numeric variables in a data frame: foo$x, foo$y, foo$z. The logic is if( x < y || ...
Greg Tarpinian
May 10, 2007 at 2:39 pm
May 11, 2007 at 9:00 am -
Each day the daily balance in the following link http://www. snamretegas.it/italiano/business/gas/bilancio/pdf/bilancio.pdf is updated. I would like to set up an R procedure to be run daily in a ...
Vittorio
May 9, 2007 at 2:47 pm
May 10, 2007 at 1:54 pm -
Hello R-Users, I have been using (nnet) by Ripley to train a neural net on a test dataset, I have obtained predictions for a validtion dataset using: PP<-predict(nnetobject,validationdata) Using PP I ...
nathaniel Grey
May 6, 2007 at 12:02 pm
May 10, 2007 at 9:51 am -
I wrote an ugly algorithm to set certain elements of a matrix to 1 without looping and below works and you can see what The output is below the code. K<-6 lagnum<-2 ...
Leeds, Mark (IED)
May 8, 2007 at 9:21 pm
May 9, 2007 at 10:26 pm -
hie l would like to create a 6th column "actual surv time" from the following data the condition being if censoringTime survivaltime then actual survtime =survival time else actual survtime ...
Raymond chiruka
May 7, 2007 at 2:27 pm
May 9, 2007 at 8:07 am -
Hi, I've just produced my first lattice plot - the graphic is very impressive, but I only partly understand how it works. I crimped from examples in MASS and the help pages to get most of what I want ...
Tyler Smith
May 26, 2007 at 7:34 pm
May 30, 2007 at 4:04 pm -
Hi all, Looking to calculate the expected mean and variance of a ratio distribution where the source distributions are gaussian with known parameters and sample values are correlated. I see (from ...
Mike Lawrence
May 24, 2007 at 6:08 pm
May 29, 2007 at 1:51 pm -
R-Help, I discovered a "mis-feature" is ghostscript, which is used by the bitmap function. It seems that specifying file names in the form "~/abc.png" rather than "/home/directory/abc.png" causes my ...
McGehee, Robert
May 25, 2007 at 3:44 pm
May 28, 2007 at 9:50 am -
Hi.. I'm not sure why polygon returns an area above the standard normal curve. z <- pretty(c(-3,3), 100) ht <- dnorm(z) data <- data.frame(z=z, ht=ht) zc <- 1.645 plot(data, type="l") lines(data) t ...
LL
May 26, 2007 at 10:34 am
May 26, 2007 at 7:20 pm -
Hi List I'm running a series of mixed models using lme, and I wonder if there is a way to sort them by AIC prior to testing using anova (lme1,lme2,lme3,....lme7) other than by hand. My current output ...
Ken Nussear
May 24, 2007 at 12:32 am
May 25, 2007 at 10:20 am -
Hi All, I am still new and so good with R. I am looking for anyone who can help me with a script that can read and merge two ascii rainfall datasets but discarding all the similar/repeated years ...
Marshall L. Mdoka
May 23, 2007 at 12:06 pm
May 24, 2007 at 2:59 pm -
Hello, I have a basic problem but i can't figure it out with the table underneath. I would like to compute monthly averages. I would like to have the average measure for month #5 for the first three ...
Benoit Chemineau
May 22, 2007 at 5:01 pm
May 23, 2007 at 11:03 am -
New to R; please excuse me if this is a dumb question. I tried to RTFM; didn't help. I want to do a series of regressions over the columns in a data.frame, systematically varying the response ...
Chris Elsaesser
May 17, 2007 at 3:01 pm
May 21, 2007 at 11:54 am -
I saw the R-help to run some R programs in batch I used it like this Erreur : erreur de syntaxe dans "R CMD" but without success!!!I don't work on linux but on windows IS it the same command ? ...
Elyakhlifi mustapha
May 14, 2007 at 3:01 pm
May 18, 2007 at 8:39 pm -
Basically, I?m trying to install rJava on my windows XP machine. I think I have succeeded in doing so as it appears in the list when i type library() in R. However, when i type ?library(rJava)? I get ...
Mister_bluesman
May 17, 2007 at 10:44 am
May 17, 2007 at 5:37 pm -
Hi, I am very new to R. I am trying to perform an Anova Test and see if it differs or not. Basically, i have 4 tests and 1 control. Tester Test1 Test2 Test3 Test4 Control 20 25 15 10 17 The inference ...
CrazyJoe
May 15, 2007 at 2:39 pm
May 15, 2007 at 7:40 pm -
Hi, Apologies for the long mail. I have a data.frame with columns of price/mcap data for a portfolio of stocks, and the date. To get the total value of the portfolio on a daily basis, I calculate ...
Patnaik, Tirthankar
May 14, 2007 at 6:23 am
May 15, 2007 at 1:22 pm -
Hi everyone, sorry if this was discussed before (and in this situation, could you please point me to the discussion in the archive? My search didn't seem to be effective). Is there a way of getting ...
Benilton Carvalho
May 11, 2007 at 3:53 pm
May 11, 2007 at 6:13 pm
Group Overview
group | r-help |
categories | r |
discussions | 722 |
posts | 2,211 |
users | 618 |
website | r-project.org |
irc | #r |
618 users for May 2007
Archives
- June 2016 (491)
- May 2016 (794)
- April 2016 (832)
- March 2016 (803)
- February 2016 (850)
- January 2016 (688)
- December 2015 (770)
- November 2015 (693)
- October 2015 (894)
- September 2015 (997)
- August 2015 (724)
- July 2015 (1,035)
- June 2015 (832)
- May 2015 (887)
- April 2015 (937)
- March 2015 (918)
- February 2015 (1,015)
- January 2015 (478)
- December 2014 (706)
- November 2014 (704)
- October 2014 (897)
- September 2014 (875)
- August 2014 (853)
- July 2014 (1,023)
- June 2014 (875)
- May 2014 (1,222)
- April 2014 (1,222)
- March 2014 (1,222)
- February 2014 (1,028)
- January 2014 (1,087)
- December 2013 (1,069)
- November 2013 (1,365)
- October 2013 (1,295)
- September 2013 (1,450)
- August 2013 (1,557)
- July 2013 (1,527)
- June 2013 (1,641)
- May 2013 (1,716)
- April 2013 (2,034)
- March 2013 (2,131)
- February 2013 (1,781)
- January 2013 (2,113)
- December 2012 (1,821)
- November 2012 (2,880)
- October 2012 (2,804)
- September 2012 (1,960)
- August 2012 (2,744)
- July 2012 (3,128)
- June 2012 (2,549)
- May 2012 (3,067)
- April 2012 (2,949)
- March 2012 (3,368)
- February 2012 (2,978)
- January 2012 (2,704)
- December 2011 (2,219)
- November 2011 (2,905)
- October 2011 (2,994)
- September 2011 (2,623)
- August 2011 (3,231)
- July 2011 (2,915)
- June 2011 (2,766)
- May 2011 (2,976)
- April 2011 (3,071)
- March 2011 (3,357)
- February 2011 (3,089)
- January 2011 (2,869)
- December 2010 (2,607)
- November 2010 (3,540)
- October 2010 (3,541)
- September 2010 (3,495)
- August 2010 (3,509)
- July 2010 (3,393)
- June 2010 (3,363)
- May 2010 (3,489)
- April 2010 (3,419)
- March 2010 (3,833)
- February 2010 (3,688)
- January 2010 (3,153)
- December 2009 (2,880)
- November 2009 (3,489)
- October 2009 (3,298)
- September 2009 (3,457)
- August 2009 (3,359)
- July 2009 (3,672)
- June 2009 (2,986)
- May 2009 (3,013)
- April 2009 (3,334)
- March 2009 (3,590)
- February 2009 (3,294)
- January 2009 (2,992)
- December 2008 (2,409)
- November 2008 (2,733)
- October 2008 (3,034)
- September 2008 (2,998)
- August 2008 (2,815)
- July 2008 (3,285)
- June 2008 (2,781)
- May 2008 (2,512)
- April 2008 (2,497)
- March 2008 (2,751)
- February 2008 (2,583)
- January 2008 (2,483)
- December 2007 (2,030)
- November 2007 (2,591)
- October 2007 (2,713)
- September 2007 (2,022)
- August 2007 (2,244)
- July 2007 (2,147)
- June 2007 (2,306)
- May 2007 (2,211)
- April 2007 (2,146)
- March 2007 (2,189)
- February 2007 (1,908)
- January 2007 (1,728)
- December 2006 (1,444)
- November 2006 (2,118)
- October 2006 (2,327)
- September 2006 (1,899)
- August 2006 (1,892)
- July 2006 (1,784)
- June 2006 (1,810)
- May 2006 (2,030)
- April 2006 (1,814)
- March 2006 (2,256)
- February 2006 (1,920)
- January 2006 (2,076)
- December 2005 (1,507)
- November 2005 (1,904)
- October 2005 (1,814)
- September 2005 (1,706)
- August 2005 (1,778)
- July 2005 (1,868)
- June 2005 (2,048)
- May 2005 (1,903)
- April 2005 (2,054)
- March 2005 (1,700)
- February 2005 (1,723)
- January 2005 (1,753)
- December 2004 (1,477)
- November 2004 (1,900)
- October 2004 (1,714)
- September 2004 (1,531)
- August 2004 (1,494)
- July 2004 (1,616)
- June 2004 (1,715)
- May 2004 (1,565)
- April 2004 (1,649)
- March 2004 (1,954)
- February 2004 (1,581)
- January 2004 (1,116)
- December 2003 (1,158)
- November 2003 (1,604)
- October 2003 (1,568)
- September 2003 (1,446)
- August 2003 (1,209)
- July 2003 (1,347)
- June 2003 (1,317)
- May 2003 (1,271)
- April 2003 (1,477)
- March 2003 (1,212)
- February 2003 (1,137)
- January 2003 (1,017)
- December 2002 (744)
- November 2002 (1,038)
- October 2002 (1,058)
- September 2002 (705)
- August 2002 (820)
- July 2002 (921)
- June 2002 (926)
- May 2002 (1,056)
- April 2002 (966)
- March 2002 (880)
- February 2002 (696)
- January 2002 (886)
- December 2001 (530)
- November 2001 (824)
- October 2001 (657)
- September 2001 (678)
- August 2001 (563)
- July 2001 (616)
- June 2001 (549)
- May 2001 (548)
- April 2001 (473)
- March 2001 (650)
- February 2001 (585)
- January 2001 (561)
- December 2000 (420)
- November 2000 (434)
- October 2000 (420)
- September 2000 (429)
- August 2000 (360)
- July 2000 (294)
- June 2000 (414)
- May 2000 (509)
- April 2000 (377)
- March 2000 (374)
- February 2000 (356)
- January 2000 (205)
- December 1999 (218)
- November 1999 (313)
- October 1999 (229)
- September 1999 (204)
- August 1999 (149)
- July 1999 (180)
- June 1999 (186)
- May 1999 (161)
- April 1999 (186)
- March 1999 (198)
- February 1999 (145)
- January 1999 (226)
- December 1998 (105)
- November 1998 (184)
- October 1998 (95)
- September 1998 (95)
- August 1998 (64)
- July 1998 (110)
- June 1998 (105)
- May 1998 (90)
- April 1998 (101)
- March 1998 (114)
- February 1998 (78)
- January 1998 (135)
- December 1997 (58)
- November 1997 (61)
- October 1997 (74)
- September 1997 (42)
- August 1997 (37)
- July 1997 (41)
- June 1997 (47)
- May 1997 (34)
- April 1997 (94)