Thomas Yee wrote:
Hello,
It seems that if glm used a namespace then the conflict would be avoided?
No. I already descibed why *not*, and I descibed how to work with stats'
family functions even if VGAM has been loaded. Please reread my former
message and tell me what was unclear. You might
Brett Stansfield wrote:
Dear R,
I recently did a canonical correlation analysis on two subsets of data
(location and weather). So I now have canonical scores for location and
weather. but I'd now like to do a scatterplot matrix using the pairs
statement.
Is there a way to somehow join
Dear all,
I encounter some covariance matrix with quite small eigenvalues
(around 1e-18), which are smaller than the machine precision. The
dimension of my matrix is 17. Here I just fake some small matrix for
illustration.
a-diag(c(rep(3,4),1e-18)) # a matrix with small eigenvalues
Hello,
In my windows xp system the regional settings are set to German. However, I
still would like to use the English version of R with English menu items and
texts. RWinEdt tells me this is necessary in order to use the mdi framework.
How can this be achieved with the 2.1 version. In 2.0.1 this
On 30-May-05 huang min wrote:
Dear all,
I encounter some covariance matrix with quite small eigenvalues
(around 1e-18), which are smaller than the machine precision. The
dimension of my matrix is 17. Here I just fake some small matrix for
illustration.
a-diag(c(rep(3,4),1e-18)) # a
hi netters
I have a rather simple question. I have a data frame with two variables X
and Y, both of which are factors. X has 100 levels while Y has 10 levels
only. The data frame has 100 rows in all, so for X the values are unique,
and Y has many replicate values. Now I wanna reduce the
Hafner, Reinhold (Risklab) wrote:
Hello,
In my windows xp system the regional settings are set to German. However, I
still would like to use the English version of R with English menu items and
texts. RWinEdt tells me this is necessary in order to use the mdi framework.
How can this be achieved
Maybe I should state more clear that I define b to get the orthogonal
matrix bb$vectors.
We also can define diag(b)-diag(b)+100, which will make the
eigenvalues of b much bigger to make sure the orthogonal matrix is
reliable.
My intention is to invert the covariance matrix to perform some
Hallo
On 30 May 2005 at 9:15, zhihua li wrote:
hi netters
I have a rather simple question. I have a data frame with two
Well, I do not understand you simple question fully. You have
something like that
dat-data.frame(X=1:100, Y=sample(1:10,10))
dat$X-factor(dat$X)
dat$Y-factor(dat$Y)
Package 'sfsmisc'
has a function AsciiToInt() and a few useful related R-code
only functions such as chars8bit(); see the help pages once
you've installed and attached the package.
But do note that these things do depend on the encoding, as Uwe
Ligges has already told you.
Things work fine for
Brett Stansfield wrote:
Dear R,
I recently did a canonical correlation analysis on two subsets of data
(location and weather). So I now have canonical scores for location and
weather. but I'd now like to do a scatterplot matrix using the pairs
statement.
Is there a way to somehow join
On 30-May-05 huang min wrote:
Maybe I should state more clear that I define b to get the
orthogonal matrix bb$vectors.
OK. Certainly bbv-bb$vectors is close to orthogonal: bbv%*%bbv
differs from the unit matrix only in that the off-diagonal
terms are O(10^(-16)).
We also can define
McClatchie, Sam (PIRSA-SARDI) wrote:
Background:
OS: Linux Mandrake 10.1
release: R 2.0.0
editor: GNU Emacs 21.3.2
front-end: ESS 5.2.3
-
Colleagues
I am having some trouble extracting results from the function by, used to
average variables in a data.frame first
x[cumsum(x!=0)!=0]
or
x[!!cumsum(!!x)]
will also do it.
On 5/30/05, ManojW [EMAIL PROTECTED] wrote:
OK...x[min(which(x!=0)):length(x)] does the trick!
I guess the coffee is slowly but surely working! .
Manoj
- Original Message -
From: ManojW
To: R-help
Sent: Monday, May
On Mon, May 30, 2005 at 09:15:32AM +, zhihua li wrote :
hi netters
I have a rather simple question. I have a data frame with two variables X
and Y, both of which are factors. X has 100 levels while Y has 10 levels
only. The data frame has 100 rows in all, so for X the values are
Check our cybershop and you will uncover how others cut their expenses on
rxmeds significantly.
Check our cybershop for quality rxdrugs on male tissue dysfunction, pain,
affliction, relaxants for muscles, man's care, over-wt. and other
discomforts. Our company provides customers quick and
On 5/30/05, Charles Plessy [EMAIL PROTECTED] wrote:
On Mon, May 30, 2005 at 09:15:32AM +, zhihua li wrote :
hi netters
I have a rather simple question. I have a data frame with two variables X
and Y, both of which are factors. X has 100 levels while Y has 10 levels
only. The data
Hi,
I couldn't find how to have the values written on the
top of each bar in a barplot. When using hist(), it is
possible to use labels=T, but this option does not
seem to exist for barplot().
Is there a trick I could use to do that ?
Thanks to all
Luc
On 30 May 2005 at 21:56, Charles Plessy wrote:
On Mon, May 30, 2005 at 09:15:32AM +, zhihua li wrote :
hi netters
I have a rather simple question. I have a data frame with two
variables X and Y, both of which are factors. X has 100 levels while
Y has 10 levels only. The data
On 5/30/05, luc tardieu [EMAIL PROTECTED] wrote:
Hi,
I couldn't find how to have the values written on the
top of each bar in a barplot. When using hist(), it is
possible to use labels=T, but this option does not
seem to exist for barplot().
Is there a trick I could use to do that ?
luc tardieu wrote:
Hi,
I couldn't find how to have the values written on the
top of each bar in a barplot. When using hist(), it is
possible to use labels=T, but this option does not
seem to exist for barplot().
Is there a trick I could use to do that ?
Thanks to all
Luc
On 30 May 2005 at 15:19, luc tardieu wrote:
Hi,
I couldn't find how to have the values written on the
top of each bar in a barplot. When using hist(), it is
possible to use labels=T, but this option does not
seem to exist for barplot().
Hallo
From help page
Value:
A numeric
Hello everybody,
if I try to (r)bind a number of large dataframes I run out of memory because R
wastes memory and seems to forget to release memory.
For example I have 10 files. Each file contains a large dataframe ds (3500
cols
by 800 rows) which needs ~20 MB RAM if it is loaded as the only
[EMAIL PROTECTED] wrote:
Hello everybody,
if I try to (r)bind a number of large dataframes I run out of memory because R
wastes memory and seems to forget to release memory.
For example I have 10 files. Each file contains a large dataframe ds (3500
cols
by 800 rows) which needs ~20 MB
[EMAIL PROTECTED] wrote:
Hello everybody,
if I try to (r)bind a number of large dataframes I run out of memory because R
wastes memory and seems to forget to release memory.
For example I have 10 files. Each file contains a large dataframe ds (3500 cols
by 800 rows) which needs ~20 MB RAM if
Hallo,
I got to implement parameter estimation for Egarch(p,q) processes.
My question: has anyone done that so far or are there implementations for
other asymmetric garch models?
Andreas
[[alternative HTML version deleted]]
__
Hello!
For LaTeX I found a reference Card at
http://www.cs.ualberta.ca/~c603/LaTeX_docs/Symbol_Source/latex_symbols.pdf
Is there something available for R?
thanks,
Martin
__
R-help@stat.math.ethz.ch mailing list
Hi,
Have you tried looking under Documentation - Contributed, under CRAN?
Kev
Martin Klaffenboeck wrote:
Hello!
For LaTeX I found a reference Card at
http://www.cs.ualberta.ca/~c603/LaTeX_docs/Symbol_Source/latex_symbols.pdf
Is there something available for R?
thanks,
Martin
Hello!
For LaTeX I found a reference Card at
http://www.cs.ualberta.ca/~c603/LaTeX_docs/Symbol_Source/latex
_symbols.pdf
Is there something available for R?
Hello Martin,
See the reference cards on
http://cran.r-project.org/other-docs.html
Best,
Matthias
PLEASE do read
the posting
I have tried to get signif, round and format to display numbers like
these consistently in a table, using e.g. signif(x,digits=3)
17.01
18.15
I want
17.0
18.2
Not
17
18.2
Why is the last digit stripped off in the case when it is zero!
Is this a feature of R or did I miss something?
On Mon, May 30, 2005 at 09:09:27AM -0400, Gabor Grothendieck wrote :
Try using reshape, e.g. if dd is your data frame:
reshape(dd, dir = wide, idvar = F1, timevar = F2,
varying = list(c(VX,VY)))
Thank you very much, and to Petr Pikal too. Reshape is exactly what I had
forgotten.
Now
Rather than 'rbind' in a loop, try putting your dataframes in a list and
then doing something like 'do.call(rbind, list.of.data.frames)'.
-roger
[EMAIL PROTECTED] wrote:
Hello everybody,
if I try to (r)bind a number of large dataframes I run out of memory because R
wastes memory and seems to
Hi, everyone,
I ran the test case in Introduction to the Bioconductor
marrayInput package first. When I ran the session in (read.marrayRaw) I got the
following error messages. Other sessions work well.
The functions and errors are labled with blue and red respectively.
mraw - read.Spot(path
On Mon, 30 May 2005, Thomas Yee wrote:
Hello,
It seems that if glm used a namespace then the conflict would be avoided?
No. glm does use a namespace, so this can't be true. Remember that R
passes arguments by value, and consider
glm(y~x, family=poisson())
The namespace ensures that
Dear All ,
Since dissimilarity is one of quality measures in clustering , I'm trying to
access to the sum of dissimilarity as a whole measure. But after running my
data using CLARA I obtain :
1128 dissimilarities, summarized :
Min. 1st Qu. Median Mean 3rd Qu. Max.
0.033155
I feel your pain. grin I am a new Linux user who has spent most of the
weekend trying to get a functional R setup. When I installed Fedora Core 3
(FC3) on my home computer, I thought using R in a terminal would be a snap. I
installed R using the rpm packages and tried to use it with the FC3
Hello,
#Example:
data(xclara)
p - clara(xclara,3)
names(p)
p$diss
Best,
Matthias
Dear All ,
Since dissimilarity is one of quality measures in clustering
, I'm trying to access to the sum of dissimilarity as a whole
measure. But after running my data using CLARA I obtain :
1128
On Mon, 30 May 2005, huang min wrote:
My intention is to invert the covariance matrix to perform some
algorithm which is common in the estimating equations like GEE.
In that case there is no benefit in being able to invert very extreme
covariance matrices. The asymptotic approximations to the
when i install the R2.2-dev(customed install,the with the chinese translation
msg ,etc.),i found the tanslated GUI can not display correctly.totally unlike
Chinese characters.
__
R-help@stat.math.ethz.ch mailing list
Henrik Andersson wrote:
I have tried to get signif, round and format to display numbers like
these consistently in a table, using e.g. signif(x,digits=3)
17.01
18.15
I want
17.0
18.2
Not
17
18.2
Why is the last digit stripped off in the case when it is zero!
signif() changes the value;
ronggui wrote:
when i install the R2.2-dev(customed install,the with the chinese translation
msg ,etc.),i found the tanslated GUI can not display correctly.totally unlike
Chinese characters.
I don't think you've given nearly enough information for anyone to act
on this. Please describe what
On 5/30/05, Duncan Murdoch [EMAIL PROTECTED] wrote:
Henrik Andersson wrote:
I have tried to get signif, round and format to display numbers like
these consistently in a table, using e.g. signif(x,digits=3)
17.01
18.15
I want
17.0
18.2
Not
17
18.2
Why is the
Hi Charles,
Warm felt sympathies for your struggles. I consider myself a happy GUI
user and have also struggled with the 'command line' history and lack of
out-of-the-box functionality associated with Linux. However, Linux does
have many, many advantages over other OS's, so I will stick to
Gabor Grothendieck wrote:
On 5/30/05, Duncan Murdoch [EMAIL PROTECTED] wrote:
Henrik Andersson wrote:
I have tried to get signif, round and format to display numbers like
these consistently in a table, using e.g. signif(x,digits=3)
17.01
18.15
I want
17.0
18.2
Not
17
18.2
Why is the
Dear List,
Running on a PC (Windows 2000) with 256 MB RAM, Version R1.9.1
I have a relatively simple problem, which I can solve for relatively small
datasets, but run into difficulties with larger ones. I believe that my
approach is a hack rather than something elegant and I was hoping that
Dear All,
I am attempting to use the FANNY fuzzy clustering function in R
(Kaufman Rousseeuw, 1990), found in the cluster package. I have
run into a variety of difficulties; the two most crucial difficulties
are enumerated below.
1. Where is the 'm' parameter in FANNY?
In _Finding Groups in
Dear Charles,
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of White,
Charles E WRAIR-Wash DC
Sent: Monday, May 30, 2005 10:52 AM
To: r-help@stat.math.ethz.ch
Cc: [EMAIL PROTECTED]
Subject: [R] R GUI for Linux?
. . .
Rcmdr: There are all
Hello R-sters,
I'm trying to add several lines to a response surface that I've plotted
using persp(). I've tried lines() using the trans3d function but I've
been unsuccessful in getting it to work (R v2.0.1). Essentially, I'm
trying to highlight one or more of the surface wireframe lines in a
On Mon, 30-May-2005 at 08:29PM +0200, Sander Oom wrote:
| .. I have
| given up on any instructions that tell me to run 'make'. Linux
| distributions are just to[o] idiosyncratic for it to be worth the effort.
That might be true of Linux distributions in general, but installing R
is
Hi,
I need to fit a piecewise linear regression.
x =
c(6.25,6.25,12.50,12.50,18.75,25.00,25.00,25.00,31.25,31.25,37.50,37.50,50.00,50.00,62.50,62.50,75.00,75.00,75.00,100.00,100.00)
y =
Abhyuday,
There are a number of answers in the archives:
http://www.google.com/u/newcastlemaths?q=piecewise+linear+regressionsa=Google+Search
Do any of those meet your needs?
Sean
- Original Message -
From: Abhyuday Mandal [EMAIL PROTECTED]
To: r-help@stat.math.ethz.ch
Sent:
dear all:
Im trying to obtain maps on R, under mapdata library, but I cannot define the
labels.
Here is an example:
library(mapdata)
map(worldHires, c(portugal,spain),ylim=c(34,46),xlim=c(-14,3.5))
axis(1,at=seq(-12,3,3))
axis(2)
when I try the parameter xlab or ylab in axis, i get:
parameter
Hi
[EMAIL PROTECTED] wrote:
Hello R-sters,
I'm trying to add several lines to a response surface that I've plotted
using persp(). I've tried lines() using the trans3d function but I've
been unsuccessful in getting it to work (R v2.0.1). Essentially, I'm
trying to highlight one or more of
It is conventional to fit piecewise linear models by assuming
Gaussian error and
using least squares methods, but one can argue that median regression
provides
a more robust approach to this problem. You might consider the
following fit:
x = c
jose silva wrote:
dear all:
Im trying to obtain maps on R, under mapdata library, but I cannot define the
labels.
Here is an example:
library(mapdata)
map(worldHires, c(portugal,spain),ylim=c(34,46),xlim=c(-14,3.5))
axis(1,at=seq(-12,3,3))
axis(2)
when I try the parameter xlab or ylab in
What makes you think that there is a ylab parameter?
args(map)
function (database = world, regions = ., exact = FALSE, boundary = TRUE,
interior = TRUE, projection = , parameters = NULL, orientation = NULL,
fill = FALSE, col = 1, plot = TRUE, add = FALSE, namesonly = FALSE,
xlim =
thanks Duncan, thats what I was looking for :)
p.s. xlab in map() gives the same result as in axis()
j. silva
jose silva wrote:
dear all:
Im trying to obtain maps on R, under mapdata library, but I cannot define the
labels.
Here is an example:
library(mapdata)
map(worldHires,
John:
Thank you for your interest. After more investigation I see that my problem is
with linking tcltk to R. tcl 8.4.7-2 and tk 8.4.7-2 are tuned to fc3 (Fedora
Core 3) and part of the standard installation. However, required file locations
are different than what is expected by R. I set the
I am setting up base plots -- one in viewport A and and one in B. This part
works fine. But if I go back to A after having done B and add
horizontal lines it seems
to not use the correct coordinates. How do I tell it to resume using A's
coordinates? I am already using par(fig = gridFIG()) but
On 5/30/05, Duncan Murdoch [EMAIL PROTECTED] wrote:
Gabor Grothendieck wrote:
On 5/30/05, Duncan Murdoch [EMAIL PROTECTED] wrote:
Henrik Andersson wrote:
I have tried to get signif, round and format to display numbers like
these consistently in a table, using e.g. signif(x,digits=3)
I wrote this:
# Setup problem
x - runif(100)
y - 2 + 3*x + rnorm(100)
X - cbind(1, x)
# True OLS --
lm(y ~ x)
# OLS likelihood function --
ols.lf - function(theta, K, y, X) {
beta - theta[1:K]
sigma - exp(theta[K+1])
e - (y - X%*%beta)/sigma
logl - sum(log(dnorm(e)))
return(logl)
}
I am running R 2.10 on SuSE 9.3. When I tried to install the package
rgl, I got error message:
...
In file included from pixmap.cpp:13:
pngpixmap.h: In static member function `static void
PNGPixmapFormat::Load::info_callback(png_struct*, png_info*)':
pngpixmap.h:149: error: invalid conversion
62 matches
Mail list logo
