How will I delete the reply without reading first unless I delete all replies?
I've made it quite clear that some replies are useful, but some are unhelpful.
I and other would like to see an improvement in r help; to just say take it or
leave it, as many infer, is conceptually naive.
I joined
CHAN Chee Seng [EMAIL PROTECTED] writes:
Can you write/send me the standalone program to show the problem so I
can send to some Sun people that I know?
Not at this point, I was hoping you had the time.
BTW, how did you run R under dbx? (Sorry but I am not familiar with
using dbx.) I get
Richard == Richard A O'Keefe [EMAIL PROTECTED]
on Fri, 3 Dec 2004 14:53:04 +1300 (NZDT) writes:
Richard I wrote about the perennial assign to V1 ... Vn problem:
What I want to know is *WHY* people are doing this?
Richard I failed to make myself clear.
Richard What I
(Ted Harding) wrote:
Not quite sure of your point here, Thomas. I certainly wasn't
writing on the basis that the boss had claimed that they were
either independent or identically disitributed, and the paragraph
you quote was in reposnse to:
The aformentioned daily measurements follow a
How can I see the datail of Fortran subroutine that use in R.
for example I want to see detail of emn routine that wrote in Fortran.
.Fortran(emn, s$d, old, start, tobs, s$p,
s$psi, s$n, s$x, s$npatt, s$r, s$mdpst, s$nmdp, tmp,
tmp, numeric(s$p), mle, tau, m, mu0,
Hi,
I'm using the arima function in R to deal with timeseries data, accessing it
from an external Java application. The connection to Java though, is not my
problem.
The problem is that often the arima function does not return a value, but
instead throws the error:
Error in optim ...
Hello All,
I'm trying to run a multinomial probit on a dataset with 28 data
points and five levels (0,1,2,3,4) in the latent choice involving
response variable.
I downloaded the latest mnp package to run the regression. It starts
the calculation and then crashes the rpogram. I wish I could
I would like to know if there exist any package on the profyle analysis, or
on repeated measures, (AUC)...
Thank for answering me,
Anna Maria Paganoni
Dipartimento di Matematica
Politecnico di Milano
piazza Leonardo da Vinci, 32
20133 Milano, Italy
tel +39-0223994574 fax +39-0223994568
Hallo,
I would like to organise at my pleasure the layout of a trellis plot.
Currently I have a 3x3 matrix display and 7 plots. Is it possible to
choose which specific panels will stay empty?
I tried index.perm to arrange the order. Then there is perm.cond which I
could not understand if it can
Dear,
Some analysis (linear regression) can only be
done from a vectorized dataset whereas others
require a matrix (Mantel tests). I use the two
analyses and thus need to format my data in
matrix and vector. I spent some time trying to
solve the problem and I just gave up. Did anyone
knows
On Fri, 3 Dec 2004, sepideh shokohi wrote:
How can I see the datail of Fortran subroutine that use in R.
for example I want to see detail of emn routine that wrote in Fortran.
.Fortran(emn, s$d, old, start, tobs, s$p,
s$psi, s$n, s$x, s$npatt, s$r, s$mdpst, s$nmdp, tmp,
Giovanna,
space-time cross covariance has never seemed to me something
that can be done simple, but package gstat at least offers you:
1. to include time as a third dimension, and model 3D anisotropy,
2. to calculate cross variograms between different moments in
time, and proceed with cokriging.
sepideh shokohi wrote:
How can I see the datail of Fortran subroutine that use in R.
for example I want to see detail of emn routine that wrote in Fortran.
.Fortran(emn, s$d, old, start, tobs, s$p,
s$psi, s$n, s$x, s$npatt, s$r, s$mdpst, s$nmdp, tmp,
tmp, numeric(s$p),
Thanks, I'm looking at gstat and trying to understand in which way it is
appropriate to add time as the third dimension... Indeed the simple
attribute is not for space-time problems :-)
-Messaggio originale-
Da: Edzer J. Pebesma [mailto:[EMAIL PROTECTED]
Inviato: venerdì, 3. dicembre
From: Yuandan Zhang
If you want to call R from perl, why don't you do a simple
system call like:
$callR=/usr/loca/bin/R CMD BATCH plotscript.R;
system ($callR);
It is not necessary to start X display if anything can be
done in background
But the problem is jpeg()/png() are not
Download the package source from CRAN (it would be something like
norm_x.y-z.tar.gz, where x.y-z is the version). Unpack it somewhere and
look norm/src.
Andy
From: sepideh shokohi
How can I see the datail of Fortran subroutine that use in R.
for example I want to see detail of emn
On Dec 3, 2004, at 5:39 AM, Gwenael Jacob wrote:
Dear,
Some analysis (linear regression) can only be done from a vectorized
dataset whereas others require a matrix (Mantel tests). I use the two
analyses and thus need to format my data in matrix and vector. I spent
some time trying to solve the
Hi,
i didn't know anything and imho R is not the perfect basis
for this , which i'm recognize when want
doing a lot of text data manipulation.
But with the open-sources software weka there exist some possibility's
and subprojects related to text-mining.
http://www.cs.waikato.ac.nz/ml/weka/
I think the polr is in MASS and indeed has a probit method.
Jean,
On Fri, 3 Dec 2004, Charlie Sprenger wrote:
Hello All,
I'm trying to run a multinomial probit on a dataset with 28 data
points and five levels (0,1,2,3,4) in the latent choice involving
response variable.
I downloaded the
On 3 Dec 2004 at 11:39, Gwenael Jacob wrote:
Dear,
Some analysis (linear regression) can only be
done from a vectorized dataset whereas others
require a matrix (Mantel tests). I use the two
analyses and thus need to format my data in
matrix and vector. I spent some time trying to
I'd vote for the inchworm because what is more representative to stat? The
Gauss curve, of course! What looks like a Gauss curve? The inchworm:
http://www.floridanature.org/photos/Geometridae,_Tallahassee,_20011230.jpg
http://www.daniellesplace.com/Images2/inchwormcoloractivity.gif
Best,
Apologies to those who are tired of these rather off-topic discussions.
I'll try to be brief.
From: Robert Brown FM CEFAS
How will I delete the reply without reading first unless I
delete all replies? I've made it quite clear that some
replies are useful, but some are unhelpful. I and
I could incorporate indicators of choice availability as explanotary
variables, but it does not seem a very good way to do it.
Instead, for a logit model, I have coded a likelihood computation of the
underlying model with varying choice set and I use optim function to get
the maximum.
Could
In addition to Sean's reply look at ?dist and other ways of creating
distance / similarity matrices for applications like Mantels Test. Package
vegan might be particularly useful.
HTH, Andy
R x - rnorm(10)
R y - dist(x)
R str(x)
num [1:10] -0.431 0.564 0.901 -1.407 -0.991 ...
R str(y)
Ben-Yang Liao wrote:
Hello,
I would like to combine two strings while using R.
For instance,
string1 - abcde
string2 - WXYZ
I'd like to combine string1 and string2 into Sting3;
and string3 should be abcdeWXZY.
paste(string1, string2, sep=)
Would you please tell me how to do it?
Thank you very
Charlie Sprenger wrote:
Hello All,
I'm trying to run a multinomial probit on a dataset with 28 data
points and five levels (0,1,2,3,4) in the latent choice involving
response variable.
I downloaded the latest mnp package to run the regression. It starts
Hi,
I would like to know whether there exist algorithms to compute the
coefficients or, at least, the degree of the minimal polynomial of a square
matrix A (over the field of complex numbers)? I don't know whether this
would require symbolic computation. If not, has any of the algorithms been
ebru apaydÿfdn wrote:
Can you write an R function to generate from N samples from the given Gibbs
algorithm.
Also we must repeat the study for different N values and different L
values .And plot iterations vs F1 and iteration vs F2.
F1, F2 ~N2 (0, ( 1 L ) )
Anna Maria Paganoni wrote:
I would like to know if there exist any package on the profyle
analysis, or on repeated measures, (AUC)...
I don't know about profyle analyses, but have a look at the packages
nlme (or lme4) which can do
repeated measures.
Kjetil
Thank for answering me,
Anna Maria
Philippe Grosjean wrote:
I'd vote for the inchworm because what is more representative to stat? The
Gauss curve, of course! What looks like a Gauss curve? The inchworm:
Erling B. Andersen tells in his paper in Rasch Models: Foundations,
Recent Developments, and Applications
edited by G. H.
Hi,
I would like to know whether there exist algorithms to compute the
coefficients or, at least, the degree of the minimal polynomial of a square
matrix A (over the field of complex numbers)? I don't know whether this
would require symbolic computation. If not, has any of the algorithms been
You can try the following code:
R string3 - paste(string1, string2, sep=)
R ?paste
Have a look at the following functions too which I
found useful when I wanted to use 'paste':
R ?assign
R ?sub
R ?gsub
Please don't forget to read the posting guide.
http://www.R-project.org/posting-guide.html
Dear Charlie,
The multinomial probit model estimates the covariance matrix of the
latent variables in addition to the coefficents. In your case with 5
alternatives, there are 9 parameters in the covariance matrix. This means
that even if you only have intercepts in your model (no covariate), you
Have you looked at library(polynom)? Will that with
unique(eigen(A)$values) allow you to compute what you want?
hope this helps.
spencer graves
Ravi Varadhan wrote:
Hi,
I would like to know whether there exist algorithms to compute the
coefficients or, at least, the degree of
On Friday 03 December 2004 03:47, Marco Chiarandini wrote:
Hallo,
I would like to organise at my pleasure the layout of a trellis plot.
Currently I have a 3x3 matrix display and 7 plots. Is it possible to
choose which specific panels will stay empty?
Well, you have already specified
Kjetil Brinchmann Halvorsen [EMAIL PROTECTED] writes:
Philippe Grosjean wrote:
I'd vote for the inchworm because what is more representative to stat? The
Gauss curve, of course! What looks like a Gauss curve? The inchworm:
Erling B. Andersen tells in his paper in Rasch Models:
Xianggui QU wrote:
Does anybody have an R program to generate row-column designs and to produce
the incidence matrices? I would appreciate if you could share it with me! Thank
you!
Harvey.
CRAN package crossdes has something for row-col design, but specifically
for
crossover designs, it
Hi,
We are developing a package using S4 classes. The S4 classes
are wrappers to C++ classes. So S4 classes contain an integer
that is the memory address of one C++ object. If an user
calls the rm() function, the C++ object must be deleted. But our generic
rm() function apparently doesn't work.
Hi:
I wonder if there is a way to resample paired value to do bootstrip?
Thanks!
__
[EMAIL PROTECTED] mailing list
https://stat.ethz.ch/mailman/listinfo/r-help
PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
Yes, by bootstrapping the index. E.g., if the pairs are in x and y, you can
do something like:
ind - sample(length(x))
x.boot - x[ind]
y.boot - y[ind]
Andy
From: su su
Hi:
I wonder if there is a way to resample paired value to do bootstrip?
Thanks!
I'm trying to sort out some best practices for package development and
understand some behavior of R CMD check that has me confused.
Best practice question: If a package foo appears in the Depends field in
the DESCRIPTION file of mypkg, should I refrain from using require(foo)
in the R source
On Thu, 2 Dec 2004 18:29:31 +0100
Daniele Medri [EMAIL PROTECTED] wrote:
Dears,
anyone has experiences with text mining and R?
I'll be very greatfull for tutorial or examples.
You may have a look at:
http://wwwpeople.unil.ch/jean-pierre.mueller/
HTH,
Tobias
--
Daniele Medri -
Dear list members,
I've uploaded a new package, called polycor (version 0.5-0), to CRAN. The
package has functions for computing polychoric and polyserial correlations,
either by maximum-likelihood (in which case, standard errors are available)
or by faster approximations. There's also a function
On Fri, 3 Dec 2004, Marcos Aurélio Carrero wrote:
Hi,
We are developing a package using S4 classes. The S4 classes
are wrappers to C++ classes. So S4 classes contain an integer
that is the memory address of one C++ object. If an user
calls the rm() function, the C++ object must be deleted.
Hi,
I would like to get the coefficients of x^0, x^1, x^2, . , x^6 from
expansion of (1+x+x^2)^3.
The result should be 1, 3, 6, 7, 6, 3, 1;
How can I calculate in R?
You help will be greatly appreciated.
Peter
[[alternative HTML version deleted]]
Tobias,
I just created a zip file from the tar, and used the install from
zip option of the Rwin console.
ttda is shown in the list of installed packages. However, when I try
load packages, or the equivaent library(ttda), I get:
Error in library(ttda) : 'ttda' is not a valid package --
Use the 'polynom' library:
p - as.polynomial(c(1,1,1))
p
1 + x + x^2
p^3
1 + 3*x + 6*x^2 + 7*x^3 + 6*x^4 + 3*x^5 + x^6
unclass(p^3)
[1] 1 3 6 7 6 3 1
__
James HoltmanWhat is the problem you are trying to solve?
Executive
Hello,
Liaw, Andy schrieb:
Apologies to those who are tired of these rather off-topic discussions.
I'll try to be brief.
I will toss in my perspective, instead of speaking for others. To me, it's
not how basic the questions are, but how they are being asked. It's been
pointed out by several
On Fri, 3 Dec 2004, Jose Quesada wrote:
On Fri, 3 Dec 2004 19:15:57 +, Tobias Verbeke wrote:
You may have a look at:
http://wwwpeople.unil.ch/jean-pierre.mueller/
I just created a zip file from the tar, and used the install from
zip option of the Rwin console.
ttda is shown in
I'm still trying to install R on my Irix machine. Now I have a new
problem that crops up during the checks. I've found the root cause, and
it's that R is returning zero for certain things for reasons I don't
understand.
2.225073859e-308, entered directly into R, responds 2.225074e-308.
Mauricio Esguerra wrote:
Hello,
I am new to R and would like to know how to label data points in the
matrices of scatterplots made by the pairs() command.
To be more specific, I want to assign a number to each data point, instead
of the small circumference that appears as a data point.
If anyone
On Fri, Dec 03, 2004 at 03:04:52PM +1300, David Scott wrote:
As to an animal mascot, I think a New Zealand mascot is a must, and
suggestions of Australian ones would not be warmly received by New
Zealanders. (To clarify, despite the address, I am Australian.)
My suggestion is the Kea: inquisitive
On Fri, 3 Dec 2004, William Faulk wrote:
I'm still trying to install R on my Irix machine. Now I have a new problem
that crops up during the checks. I've found the root cause, and it's that R
is returning zero for certain things for reasons I don't understand.
2.225073859e-308, entered
This does job, but it reveals that I don't really understand panels.
What I would like to know is how do you get the same result but without
the warnings.
This is essentially taken from the ?pairs help.
data(USJudgeRatings)
# There are 43 observations in this data.frame
z - 1:43
panel.text -
Have you considered library(polynom)? If you don't already have
it but have R, install.packages(polynom) should get it.
hope this helps. spencer graves
Peter Yang wrote:
Hi,
I would like to get the coefficients of x^0, x^1, x^2, . , x^6 from
expansion of (1+x+x^2)^3.
The result
From: Peter Yang [EMAIL PROTECTED]
I would like to get the coefficients of x^0, x^1, x^2, . , x^6 from
expansion of (1+x+x^2)^3.
# modification of DD in example(D) to support 0th derivative
DD - function(expr,name, order = 0) {
if(order == 0)
expr
else DD(D(expr, name), name,
From: Peter Yang [EMAIL PROTECTED]
I would like to get the coefficients of x^0, x^1, x^2, . , x^6 from
expansion of (1+x+x^2)^3.
# modification of DD in example(D) to support 0th derivative
DD - function(expr,name, order = 0) {
if(order == 0)
expr
else DD(D(expr, name), name, order -
On Fri, 2004-12-03 at 15:00 -0500, Heather J. Branton wrote:
Dear R gurus,
I want to wrap labels that are too long for a plot. I have looked at
strsplit(), substr(), nchar(), and strwrap(). I think it's some
combination but I'm having difficulty trying to figure out the right
combo. I
How about the following:
library(polynom)
help(package=polynom)
A - diag(c(1:2, 2))
eigVals - eigen(A)$values
multEig - table(eigVals)
k - length(multEig)
ratPoly - minPoly - 1
for(i in 1:k){
poly.i - polynomial(c(-as.numeric(names(multEig)[i]), 1))
minPoly - (minPoly*poly.i)
Alternatively, how about the following:
library(polynom)
coefficients(polynomial(c(1,1,1))^3)
[1] 1 3 6 7 6 3 1
hope this helps. spencer graves
Gabor Grothendieck wrote:
From: Peter Yang [EMAIL PROTECTED]
I would like to get the coefficients of x^0, x^1, x^2, . , x^6 from
If v is a vector, as.matrix(v) and t(v) give row and column
matrices and matrix(v,nrow=nr, ncol=nc) gives a matrix with
nr rows and nc columns such that the vector fills the first
column, then the second, etc. You only have to provide nr
or nc in most cases.
If m is a matrix c(m) is a
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