Greg wrote :
Hope this helps,
Sure it will !
Thanks again,
Have a nice day,
Ptit Bleu.
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Sent from the R help mailing list archive at N
Hi
[EMAIL PROTECTED] napsal dne 12.12.2007 07:45:54:
> I'm struggling a bit with R with understanding functions and what's
going
> on under the hood.
>
> For example, I was given this snippet of code via this mailing list:
>
> DF <- data.frame(A =c("A", "A", "A", "B", "C"), B=c(1,1,2,2,0))
> g
I'm struggling a bit with R with understanding functions and what's going
on under the hood.
For example, I was given this snippet of code via this mailing list:
DF <- data.frame(A =c("A", "A", "A", "B", "C"), B=c(1,1,2,2,0))
g <- paste(DF$A, DF$B)
s <- split(DF, g)
split appears to be taken the
On 12/12/07, Milton Cezar Ribeiro <[EMAIL PROTECTED]> wrote:
> Dear all,
>
> I would like to know if is there some MCMR capability (functions) develped to
> improve spatial explicit landscape simulations in R.
Check the CRAN "Spatial" View [1]. Also search on this page [2] for "markov".
Liviu
[
I got in touch with Prof. Efron himself and he said that that part indeed
was not
included in the package, so there's nothing to be done.
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Sent from the R help mailing
Try this:
plot(1:10, main = quote(sigma ^ 2))
On Dec 11, 2007 10:09 PM, Ed Merkle <[EMAIL PROTECTED]> wrote:
> Dear HelpeRs,
>
> I have a question about the Sys.setlocale() command and plotting. I am
> running Windows XP, with R 2.6.1. My default locale is English_United
> States.1252.
>
> I a
I'm still having problems with this 00LOCK error. Tonight I recompiled
R-devel from scratch, created a new site-library directory after moving
the old one to scratch storage, and tried reinstalling my packages. 13
out of 290 packages successfully reinstalled and, once again, 00LOCK has
appeared
On Wed, 12 Dec 2007, [EMAIL PROTECTED] wrote:
> To install from a local zip file, install.packages option repos=NULL.
> Then, how can dependencies of the local zip file, which are located in
> the repository of contributor packages, be automatically installed?
They cannot. You need a repositor
To install from a local zip file, install.packages option repos=NULL. Then,
how can dependencies of the local zip file, which are located in the repository
of contributor packages, be automatically installed?
Or, is there a better way than to tell the person installing from local zip
what the
Sorry, the title of this should read "From Excel into R".
Quoting Wayne Aldo Gavioli <[EMAIL PROTECTED]>:
>
> Hello all,
>
>
> I seem to be having a problem importing a data set from Excel into R. I'm
> using
> the "read.table" command to import the data with the following line of code:
>
> > n
Hello:
Could someone share the info about how these two packages compare
to each other. I take it fdrtool is supposed to be "better", but I'm not
sure
if it is so.
Nik
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Sent from the R help mailin
?count.fields
count.fields will tell you how many items are in each line. As you
said, they should all be the same, but this will confirm it.
field.count <- count.fields("newborn edit.csv", sep=",")
table(field.count) # determine count of the fields on a line
On Dec 11, 2007 7:15 PM, Wayne Ald
Hello all,
I seem to be having a problem importing a data set from Excel into R. I'm using
the "read.table" command to import the data with the following line of code:
> newborn<-read.table("newborn edit.csv", header=T, sep=",")
where "newborn edit.csv" is the name of the file. Unfortunatel
Dear HelpeRs,
I have a question about the Sys.setlocale() command and plotting. I am
running Windows XP, with R 2.6.1. My default locale is English_United
States.1252.
I am trying to add a lowercase sigma to a plot using the following code:
Sys.setlocale("LC_CTYPE","greek")
plot(1:10,1:10)
t
Dear Jian,
I would like help you but I need that you explain a little bit about what you
really want.
Sorry ask you again, but may be I don´t understood because my difficulties on
english.
Anyway, try this:
require(akima)
x=runif(100,0,100)
y=runif(100,0,100)
dbh=runif(100,1,100)
rdata=d
Hello:
Could you possibly help me.
In Efron's 2004 paper "Selection and Estimation ..."
it was mentioned that so-called effect density estimate, denoted by g1(mu)
was included in the locfdr package. However, I can't find it in the
description
of the package. Any suggestions?
Sincerely,
Nik
--
V
On Dec 11, 2007 3:35 PM, Giovane <[EMAIL PROTECTED]> wrote:
>
> So here comes my doubt: why do I have an value of 67.52% for R² when
> creating the model(that is , the model explains 67.52% of the data) and
> when I use this same model on the same input data, why does postResample
> return a very
Dear all,
I would like to know if is there some MCMR capability (functions) develped to
improve spatial explicit landscape simulations in R.
Kind regards,
miltinho
Brazil.
para armazenamento!
[[alternative HTML version deleted]]
__
R-he
Now I have the forest plot data with x, y locations, and I measured the DBH for
every indivicuals.
The data looks like that:
x=runif(100,0,100)
y=runif(100,0,100)
dbh=runif(100,1,100)
rdata=data.frame(x,y,dbh)
> rdata[1:5,]
x y dbh
1 99.5354145 1.412844 34.10112
2 0.8259
Hi to all,
I'm using the tm package in a Windows machine.
This is my sample:
>tts1 <- TermDocMatrix(tts, weighting="tf-idf")
>typeof(tts1)
[1] "S4"
How can i transform or put the tts1 TermDocMatrix in a simple data.frame or
simple matrix. I need to compute some functions. For example, I need to
Try using plot.zoo from the zoo package. This plots them
all within the range 3000 to 5000:
library(zoo)
plot(as.zoo(EuStockMarkets), ylim = c(3000, 5000))
On Dec 11, 2007 6:44 PM, Ugur Ozdemir <[EMAIL PROTECTED]> wrote:
> Hi,
>
> I would like to plot multiple time-series plots
> separately in
Hi,
I would like to plot multiple time-series plots
separately in the same window but I would like to have
the same y-axis range for all of the plots for the
sake of comparison. I am pretty sure there is a quick
way to do it in plot.ts which I could not find.
Any help is very much appreciated.
U
On 11/12/2007 5:13 PM, Thomas L Jones, PhD wrote:
> I am having difficulty writing the code for the following operation:
> I have a numeric vector pred_out of length 156. (N = 156). Under Windows XP,
> I need to write it to the disk in text format. Perhaps some kind soul would
> provide the code
I am having difficulty writing the code for the following operation:
I have a numeric vector pred_out of length 156. (N = 156). Under Windows XP,
I need to write it to the disk in text format. Perhaps some kind soul would
provide the code fragment. The file name is sheet_vec.txt. Please see [1]
Hi Hadley,
Well, the problem seems to be that ggplot is not recognizing the
scale when set by scale_y_continuous, the maximum value stays exactly
at the data range, irrespective of what I provide as range.
I am not familiar yet with proto, therefore I do have some difficulty
delving into the co
Hi Pedro,
What's the problem exactly? You'll need to compute the range
yourself, and then use scale_y_continuous as you have below.
(Also you can abbreviate the bar chart plotting command to:
qplot(x, y, data=plotdata, geom="bar", stat="identity"))
Hadley
On 12/11/07, Pedro de Barros <[EMAIL P
Try these:
> x <- matrix(rnorm(100), ncol=10)
> persp(x)
> contour(x)
Also, look at the R graph gallery: http://addictedtor.free.fr/graphiques/
-- Tony Plate
threshold wrote:
> Hi All, simple question:
> do you know how to graph the following object/matrix in a 'surface manner':
>
>
On Tuesday 11 December 2007, threshold wrote:
> Hi All, simple question:
> do you know how to graph the following object/matrix in a 'surface manner':
>
> [,1] [,2] [,3][,4] [,5][,6]
> [1,] -0.154 -0.065 0.129 0.637 0.780 0.221
> [2,] 0.236 0.580 0.448 0.729 0.859 0.47
Hi,
depending on what you do and how (and why) you save objects in RData
files in the first place, you might be interested in knowing of the
loadObject()/saveObject() methods of R.utils, as well as
loadCache()/saveCache() in R.cache.
The R.utils methods are basically "clever" wrappers around
load
Hello,
I'm with a conceptual doubt regarding Rsquared of both lm() and
postResample(library caret).
I've got a multiple regression linear model (lets say mlr) with anR² value
of 67.52%.
Then I use this model pro make predictions with predict() function using the
same data as input , that is, use
Hi All, simple question:
do you know how to graph the following object/matrix in a 'surface manner':
[,1] [,2] [,3][,4] [,5][,6]
[1,] -0.154 -0.065 0.129 0.637 0.780 0.221
[2,] 0.236 0.580 0.448 0.729 0.859 0.475
[3,] 0.401 0.506 0.310 0.650 0.822 0.448
[4,] 0.54
Prof Ripley:
>>
>> Just curious if anyone has successfully built R on a SPARC
>> platform running Sun Solaris 10 using the latest Sun Studio
>> 12 set of compilers. If so, I would be interested in the
>> compile flags that you used.
>
> Yes, the flags given in the R-admin manual. (We don't curr
Good evening!
I have a question regarding forecast package and time series analysis.
My syntax:
x<-c(253, 252, 275, 275, 272, 254, 272, 252, 249, 300, 244, 258, 255, 285, 301,
278, 279, 304, 275, 276, 313, 292, 302, 322, 281, 298, 305, 295, 286, 327, 286,
270, 289, 293, 287, 267, 267, 288, 30
Gustaf Rydevik wrote:
> On Dec 10, 2007 2:28 PM, Johannes Graumann <[EMAIL PROTECTED]>
> wrote:
>> Hello,
>>
>> I have a large data frame (1006222 rows), which I subject to a crude
>> clustering attempt that results in a vector stating whether the datapoint
>> represented by a row belongs to a clu
Great.
Two books were consistently recommended: the pocket guide "Regular
Expressions" and the more extensive "Mastering Regular Expressions", both by
O'Reilly.
Thanks to all those who responded.
-Christos
> -Original Message-
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
> Sent:
I've found the O'Reilly pocket reference "Regular Expression" (about USD
10.00) quite handy.
It covers Perl, C, PHP, Python, Java, and .Net.
David L. Reiner
Rho Trading Securities, LLC
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
On Behalf Of Christos Hatzis
Sent:
actually, the lapply() was supposed to be used with your particular
function...
to remove, all you need is:
rm(list=myObj)
b
On Dec 11, 2007, at 1:42 PM, Talbot Katz wrote:
Thanks again, Benilton, I found your suggestions very helpful. But
I couldn't seem to use the lapply / get combinat
Thanks again, Benilton, I found your suggestions very helpful. But I couldn't
seem to use the lapply / get combination to remove the objects that were
loaded. The best I could come up with was:
eval( parse( text = paste( "rm(", paste( myObj, collapse = "," ), " )", sep =
"" ) ) )
I'm wond
I'm trying to solve a homework problem using R. The problem gives a list
of cricket chirps per second and corresponding temperature, and asks to
give the equation for the linear model and then predict the temperature
to produce 18 chirps per second. So far, I have:
> # Homework 11.2.1 and 11.3.3
>
Dear All (probably Hadley),
I am now trying to customise some plots using a bar geom.
I do not want to use the default binning statistic, but rather
calculate the bar heigths separately. I do manage this, but for
comparison purposes I would like to have a set of plots all with the
same y-axis
I'm not Uwe, but here are some of the things to try if you want to do
this fully in R.
Look at the help for scan, one approach to reading in a .rnw file is to
use scan, but set it to read each row of the file as a character matrix.
The 'see also' section of the scan help page has some other funct
Its not a book but there are some references to sites that explain
regular expressions in the Links box of the gsubfn home page:
http://gsubfn.googlecode.com
On Dec 11, 2007 10:46 AM, Christos Hatzis <[EMAIL PROTECTED]> wrote:
> Hello,
>
> Could someone recommend a good book on regular expression
On Tue, 11 Dec 2007, Christos Hatzis wrote:
CH > Hello,
CH >
CH > Could someone recommend a good book on regular expressions with focus on
CH > applications/use as it might relate to R. I remember there was a mention
of
CH > such a reference book recently, but I could not locate that message
> Could someone recommend a good book on regular expressions with focus on
> applications/use as it might relate to R. I remember there was a mention of
> such a reference book recently, but I could not locate that message on the
> archive.
Mastering regular expressions by Jeffrey Friedl
(http://
On Tue, 11 Dec 2007, Benjamin Otto wrote:
> Hi,
>
> Plotting a graphic into a postscript device using family="mono" returns the
> following error message:
>
>>> family 'mono' not included in PostScript device
>
> Looking at postscriptFonts() however lists the "Courier" font as availeable
> mon
Hi,
Plotting a graphic into a postscript device using family="mono" returns the
following error message:
>> family 'mono' not included in PostScript device
Looking at postscriptFonts() however lists the "Courier" font as availeable
mono font. So where is the problem?
Thanks guys for your
Hi, I guess it is because I spread the command in different rows. Thank you
very much for your help.
Petr Pikal wrote:
>
> Hi
>
> [EMAIL PROTECTED] napsal dne 11.12.2007 13:06:14:
>
>>
>> Hello everyone,
>>
>> I would like to use the "if" statements and I was thinking sth like
>>
>> If ()
Dear Jim,
Thanks a lot for your suggestion. Indeed substituting the function apply
with rowSums made a great difference. Now the code is much faster!
Cheers,
Carlo
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On
Behalf Of jim holtman
Sent: 11 December 2007 15:09
On Mon, 2007-12-10 at 16:41 -0500, Nuno Prista wrote:
> Hi,
>
>
>
> James S. Clark - Statistical computation for environmental sciences in R -
> mentions a function centralm (pg25) that I believe should be present in the
> base package but I can't find it. It is supposed to calculate means,
> v
Does anyone know if the Epi package has a function that returns/plots the
survival function for interval censored survival analysis. I haven't found
one in the manual that does this explicitly, but I could be missing it. I
am writing a paper, and I just coded the survival function myself, but it
On Mon, 10 Dec 2007, R. W. wrote:
> Dear R-Help-List,
>
> I was wondering if anyone had experience simulating
> case-control data in R?
I think the only simple method that allows you to specify any arbitrary
population distribution of predictors and does not rely on the logistic
regression mode
Hello,
Could someone recommend a good book on regular expressions with focus on
applications/use as it might relate to R. I remember there was a mention of
such a reference book recently, but I could not locate that message on the
archive.
Thanks.
-Christos
Christos Hatzis, Ph.D.
Nuvera Bi
I think you have glibc-headers missing. On an F8 system I get
eclectus% rpm -qf /usr/include/limits.h
glibc-headers-2.7-2
eclectus% rpm -qf /usr/include/stdio.h
glibc-headers-2.7-2
eclectus% rpm -qf /usr/include/stdlib.h
glibc-headers-2.7-2
You may find that glibc-devel is also missing and neede
I would suggest that you use Rprof to get a profile of the code to see
where time is being spent. You did not provide commented, minimal,
self-contained, reproducible code, so it is hard to tell from just
looking at the code to determine what is happening. Rprof should
provide an idea of where to
Frank Liu wrote:
> I upgraded my system to Fedora Core 7 and got a compilation problem when
> installing Hmisc package.
> According to the error messages (shown below), I have tried to updated
> all of my glibc, gcc, automake rpm packages,
> but that did not help. Could you help me pointed out what
Dear Uwe,
Could you please give me the name of the function to open, to modify and to
save a r script ?
Just the name and I will look for the way to use them.
And if you have a link explaining how to use user customized variables from
an environment variable, it will be very helpful (as it is co
Dear helpers,
I am using R version 2.5.1 to estimate a multinomial logit model using my
own maximum likelihood function (I work with share data and the default
function of R cannot deal with that).
However, the computer (I have an Athlon XP 3200+ with 512 GB ram) takes
quite a while to estimate t
I upgraded my system to Fedora Core 7 and got a compilation problem when
installing Hmisc package.
According to the error messages (shown below), I have tried to updated
all of my glibc, gcc, automake rpm packages,
but that did not help. Could you help me pointed out what package I have
missed? Tha
Hi
I have forgotten the name of the function, but I know it exists. I want to
be able to export commands enterd / or output in the console to an image.
Does anyone recognize the function I am looking for.
Thanks Tom
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View this message in context:
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Le mar. 11 déc. à 07:03, Neil Shephard a écrit :
> YIHSU CHEN-3 wrote:
>>
>> Dear R-user;
>> I recently switched from PC to MAC. Is there a compatible editor as
>> Win-editor with package RWinEdit for MAC?
>>
>>
>
> I'd recommend using Emacs with ESS (see http://ess.r-project.org/).
> The
> ad
On Dec 11, 2007 5:11 AM, Prof Brian Ripley <[EMAIL PROTECTED]> wrote:
> On Mon, 10 Dec 2007, Brian O'Gorman wrote:
>
> > I'm running R 2.6.1 on a WXP machine. When I do the following I get an error
> > message.
> >
> >> library(biOps)
> > Error in dyn.load(file, ...) :
> > unable to load shared lib
Hi
[EMAIL PROTECTED] napsal dne 11.12.2007 13:06:14:
>
> Hello everyone,
>
> I would like to use the "if" statements and I was thinking sth like
>
> If () {} else{ if() {} else{} }
>
> Is this a possible solution and is there any syntax error?
Except the first letter, nothing sooms to be w
--- "Kapoor, Bharat " <[EMAIL PROTECTED]> wrote:
> 1.I could not print the data in ROF column below
> the bar charts, How to get full labels for each bar
> insted I createda new coumn ReasonCode just to fit
> below the bars.
You could plot the barchart horizontally, and increase the marg
YIHSU CHEN-3 wrote:
>
> Dear R-user;
> I recently switched from PC to MAC. Is there a compatible editor as
> Win-editor with package RWinEdit for MAC?
>
>
I'd recommend using Emacs with ESS (see http://ess.r-project.org/). The
advantage of this (beyond the seamless integration) is that its
Thanks everybody for your help (and sorry to be silent : no network today
morning),
I think I will first try the solution of Greg Snow-2 or the one of Thierry
(because they gave examples of script - as a newbye it is very important to
me).
I'm also interested in the solutions proposed by Uwe and
Hello everyone,
I would like to use the "if" statements and I was thinking sth like
If () {} else{ if() {} else{} }
Is this a possible solution and is there any syntax error?
Could anyone give me some advice? Many thanks.
--
View this message in context:
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Thanks Duncan and Romain! cumsum is exactly what I was looking for!
On 12/11/07, Romain Francois <[EMAIL PROTECTED]> wrote:
>
>
> Hi,
>
> It's not just the for loop, you are also growing objects in your code (z).
> Consider ?cumsum
>
> Cheers,
>
> Romain
>
> --
> Mango Solutions
> data analysis th
Hi,
It's not just the for loop, you are also growing objects in your code (z).
Consider ?cumsum
Cheers,
Romain
--
Mango Solutions
data analysis that delivers
Tel: +44(0) 1249 467 467
Mob: +44(0) 1249 467 468
Fax: +44(0) 7813 526 123
-Original Message-
From: [EMAIL PROTECTED] on b
tom soyer wrote:
> Hi,
>
> I am doing a calculation on a long series using a For Loop. Here is an
> example of the calculation:
>
> accumulate=function(x){
> y=0
> z=0
> for(i in 1:length(x)){
> y=y+x[i]
> z=c(z,y)
>
> }
> return(z[2:length(z)])
> }
>
>
>> x=c(1:10)
>> x
>>
> [1]
Hi,
I am doing a calculation on a long series using a For Loop. Here is an
example of the calculation:
accumulate=function(x){
y=0
z=0
for(i in 1:length(x)){
y=y+x[i]
z=c(z,y)
}
return(z[2:length(z)])
}
> x=c(1:10)
> x
[1] 1 2 3 4 5 6 7 8 9 10
> accumulate(x)
[1] 1 3 6 10
I don't think this is anything to do with BATCH mode: the machine you are
running R BATCH on does not have GLU installed. rgl *will* load on a
system without an X server running.
KernSmooth does *not* require the rgl *package*, so you are (twice)
blaming an innocent party. You have doctored t
Hi
AFAIK sometimes this can happen if your .Rdata was saved when some
packages had been in action. But in that case you should have your message
extended with someting like:
"cannot load package " or similar.
It helped me when I started plain R session invoked necessary packages and
open
Dear all,
I'm trying to run a script that requires KernSmooth in BATCH mode but I get
an error while loading rgl library that is needed by KernSmooth. Actually I
have to run several batch files through a queue of a cluster, so I wouldn't
need graphics at all.
I installed the latest releases of R
Dear R-Help-List,
I was wondering if anyone had experience simulating
case-control data in R? I've been looking through
literature, and found that the main examples make
heavy parametric assumptions on the distributions of
the exposure (E), covariates (Z), and disease status
(D). I would appreci
Bernardo Rangel Tura wrote:
> On Mon, 2007-12-10 at 19:42 -0800, Bin Yue wrote:
> (...)
>>My problem is this : in my data set , the IVs are continuous variables,
>> do I still have to generate such a table and compute the log odds for each
>> level of IV according to which the log odds are cal
> "TK" == Talbot Katz <[EMAIL PROTECTED]>
> on Mon, 10 Dec 2007 14:16:52 -0500 writes:
TK> Hi.
TK> I have a procedure that reads a directory, loops through
TK> a set of particular .RData files, loading each one, and
TK> feeding its object(s) into a function, as follow
On Mon, 10 Dec 2007, Brian O'Gorman wrote:
> I'm running R 2.6.1 on a WXP machine. When I do the following I get an error
> message.
>
>> library(biOps)
> Error in dyn.load(file, ...) :
> unable to load shared library
> 'C:/PROGRA~1/R/R-26~1.1/library/biOps/libs/biOps.dll':
> LoadLibrary failure
Dieter Menne:
Thank you for your reply!
I know that I don't have to do any logit , but I want to understand how R
fit the glm models.
I will read the examples your suggested .
Best regards,
Bin Yue
Dieter Menne wrote:
>
> Bin Yue 163.com> writes:
>
>> After reading the following two lin
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