Christian == Christian [EMAIL PROTECTED]
on Mon, 14 Mar 2005 19:21:05 +0100 writes:
Christian Dear all, I am trying to install the
Christian R-2.0.0-1mdk.i586.rpm
Christian
http://cran.planetmirror.com/bin/linux/mandrake/10.0/R-2.0.0-1mdk.i586.rpm
Christian file on
On 14 Mar 2005, at 12:46 pm, Stuart Leask wrote:
(I vaguely recall a suggestion there be a r-debian list, which this
would be
appropriate for, but I can't find such a list if it exists. Apologies)
OS: Damn Small Linux 1.0rc1 - a tiny (50MB) debian/knoppix-based distro
I can't apt-get R.
[EMAIL
E.g.
write.excel - function(tab, ...) write.table( tab, clipboard,
sep=\t, row.names=F)
write.excel(your.data.frame)
and pressing Ctrl-V in Excel copies your.data.frame to Excel
Cheers
Petr
On 13 Mar 2005 at 14:26, Faith G wrote:
Hi,
I am trying to output an dataframe from R to Excel
Are there any packages to handle multi-class classification with boosting.
I know adaboost function include in package boost but that is only
for two-class.
Thanks for your help.
Xiyan Lon
__
R-help@stat.math.ethz.ch mailing list
Hi,
I am new to R and need help with rpart. I am trying to create a
classification tree using rpart. In order to plot the reults I use the
plot function and the text function to label the plot of the tree
dendrogram with text. The documentation of text.rpart says : For the
class method,
Could anybody help me out please?
cl-as.factor(traindata[,13])
knn(traindata[1:295,2], newdata[1:32,2], cl,k=2,
prob=TRUE)
Error in knn(traindata[1:295, 2], newdata[1:32, 2],
cl, k = m, prob = TRUE) :
Dims of test and train differ
Both traindata and newdata have 13 elements. Only one
From: liu qin
Could anybody help me out please?
cl-as.factor(traindata[,13])
knn(traindata[1:295,2], newdata[1:32,2], cl,k=2,
prob=TRUE)
Error in knn(traindata[1:295, 2], newdata[1:32, 2],
cl, k = m, prob = TRUE) :
Dims of test and train differ
Both traindata and newdata
Tim Cutts wrote:
On 14 Mar 2005, at 12:46 pm, Stuart Leask wrote:
(I vaguely recall a suggestion there be a r-debian list, which this
would be
appropriate for, but I can't find such a list if it exists. Apologies)
The Debian-specific list is called [EMAIL PROTECTED] and the
info page is
Hello.
I am using the predict function to transform logit values from a glm to
probabilities, (predict(model,type=response,se=T))..
Everything is going very well for the categorical variables where I get
one value for the slope of each level and one value for standard error
for each level.
The
I managed to install R 2.0.1 on Mandrake 10.1 a couple of weeks ago. It
wasn't that easy, first I had to manually track, download and install
3-4 dependencies.
I would suggest that you consider another GNU/Linux distribution,
Mepis. Mepis combines the best features of several distributions:
Dear R-users,
I'd like to announce the release of my new package ltm (available
from CRAN), for fitting Latent Trait Models (including the Rasch
model) under the Item Response Theory approach. The latent trait model
is the analogous of the factor analysis model for Bernoulli response
data. ltm
Hi all,
I am currently trying to read, write and append data between R and MS access
using the RODBC library functions. I have no problems reading in the data
but when using sqlSave and sqlAppend it doesn't seem to work. I have made
sure that all the column names are sensible and there are no
Hi,
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of bogdan romocea
Sent: Tuesday, March 15, 2005 2:49 PM
I would suggest that you consider another GNU/Linux distribution,
I don't think it is necessary. Mandrake 10.1 is fine for running R.[1] I
On Tue, 15 Mar 2005 07:05:49 + (GMT)
Prof Brian Ripley [EMAIL PROTECTED] wrote:
Cross-validation assumes exchangeability of units. You can easily write
your own code (lots of examples in MASS), but first you would need to
prove the validity of what you are attempting. For example,
From: Trevor Wiens
On Tue, 15 Mar 2005 07:05:49 + (GMT)
Prof Brian Ripley [EMAIL PROTECTED] wrote:
Cross-validation assumes exchangeability of units. You can
easily write
your own code (lots of examples in MASS), but first you
would need to
prove the validity of what you
you could also take a look at function `?errortest' from package
`ipred' and VR's S programming, pp.175
I hope it helps.
Best,
Dimitris
Dimitris Rizopoulos
Ph.D. Student
Biostatistical Centre
School of Public Health
Catholic University of Leuven
Address: Kapucijnenvoer 35, Leuven, Belgium
On Tue, 15 Mar 2005 17:12:37 +0100
Dimitris Rizopoulos [EMAIL PROTECTED] wrote:
you could also take a look at function `?errortest' from package
`ipred' and VR's S programming, pp.175
I hope it helps.
Yes it does. I think I can make this work.
Thank you very much.
T
--
Trevor Wiens
On Mon, 2005-03-14 at 18:32 +0100, Christian Kamenik wrote:
Dear all,
I was looking for methods in R that allow assessing the number of
significant principal coordinates. Unfortunatly I was not very
successful. I expanded my search to the web and Current Contents,
however, the
On Tue, 2005-03-15 at 16:13 +0100, Depire Alexandre wrote:
Hello everyone,
I would like to use R to compute some special hidden markov chain. I see that
such those models are like dynamic bayesion network.
So, I find some doc about computation of those models in R, but I don't know
how to
On Tue, 15 Mar 2005, Trevor Wiens wrote:
You mention lots of examples in MASS regarding cross-validation, but I
can't find them. Perhaps I'm looking in the wrong spot. I've done
Try the index: MASS is a book!
--
Brian D. Ripley, [EMAIL PROTECTED]
Professor of Applied Statistics,
Thanks a lot,
I precisely search a program to compute IOHMM network, and I don't know if
OpenBUGS can do it
Le Mardi 15 Mars 2005 17:42, Martyn Plummer a écrit :
On Tue, 2005-03-15 at 16:13 +0100, Depire Alexandre wrote:
Hello everyone,
I would like to use R to compute some special hidden
Dear All,
I'm confortable with xyplot(...) and panel.lmline(...) statements (at least I
thought I did :). I've used the following code to plot the decline in
log-abundance of fish larvae (no.larvae) with age (age.cls, 4 to 27 days-old)
for specific dates of sampling (day, 9 dates). I further
Dear all.
First of all, thanks to Jon, Martin, Bogdan and Roland since they tried
to help me.
In order I tried to
1) install the libf2c0-3.4.1-4mdk.i586.rpm.
2) install R 2.0.1 from the source.
1) Didn't work, since the info is still not satisfied
2) I wasn't able to configure it. I mean:
a) as
Hi all,
My data
genes
[,1] [,2] [,3] [,4]
[1,] 25 72 23 55
[2,] 34 53 41 33
[3,] 26 43 26 44
[4,] 36 64 64 22
[5,] 47 72 67 34
stu-t.test(genes[,1:2],genes[,3:4])
stu$p.value
[1] 0.4198002
i get 1 pvalue for the entire col1:col2 Vs col3:col4. I
Hello,
I work with two packages sna and graph from CRAN resp. Bioconductor. Both
packages have a function called degree. Therefore one of the functions
is masked by the other and which one gets called depends on the order of
loading. The problem is that both package do not have a namespace,
Dear All:
In the attached file, I have 3 group patients, and there are 5 in each group
(the groups are decided by the prefix of the idno). I want draw a repeat
measurement comparison figure. My goal is to list 5 patients from same group on
one horizontal line. But xyplot sounds pick them
Dear useRs,
I use pnorm to calculate the area under the normal curve to the left of z.
Now, is there a function which provides the z value given a certain area?
I wrote a function which finds it in about 20 iterations, but it seems to me
not the best solution; I'm just curios if there is an
qnorm
-- Bert Gunter
Genentech Non-Clinical Statistics
South San Francisco, CA
The business of the statistician is to catalyze the scientific learning
process. - George E. P. Box
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Adrian Dusa
Yes, it's called qnorm().
Andy
From: Adrian Dusa
Dear useRs,
I use pnorm to calculate the area under the normal curve to
the left of z.
Now, is there a function which provides the z value given a
certain area?
I wrote a function which finds it in about 20 iterations, but
it seems
Dear all,
I have two questions concerning GLM (logistic regression) with
family=binomial.
1. A measure of the departure from the binomial assumption is given by
the
dispersion factor (= residual deviance / residual df). The data is
over-dispersed when the dispersion factor is significantly
I am trying to learn how to make a simple package that contains no C
or Fortran code. I used package.skeleton(...) to make a package
called test. The directory and files look good. I downloaded and
installed Rtools (www.murdoch-sutherland.com/Rtools/tools.zip). I
added the path and from the
I use RODBC all day every day and while I am pretty happy with it, I
was never able to make a table separately and append to it using
sqlSave. Nevertheless, maybe my observations will help.
I always let sqlSave make the table for me. Make sure the table
doesn't exist and it will make it. I
On Tue, 15 Mar 2005 14:26:42 -0500, roger bos [EMAIL PROTECTED]
wrote :
I am trying to learn how to make a simple package that contains no C
or Fortran code. I used package.skeleton(...) to make a package
called test. The directory and files look good. I downloaded and
installed Rtools
Dirk Koschuetzki dkoschuetzki at gmx.de writes:
:
: Hello,
:
: I work with two packages sna and graph from CRAN resp. Bioconductor. Both
: packages have a function called degree. Therefore one of the functions
: is masked by the other and which one gets called depends on the order of
:
From: Gabor Grothendieck
Dirk Koschuetzki dkoschuetzki at gmx.de writes:
:
: Hello,
:
: I work with two packages sna and graph from CRAN resp.
Bioconductor. Both
: packages have a function called degree. Therefore one of
the functions
: is masked by the other and which one
roger bos roger.bos at gmail.com writes:
:
: I am trying to learn how to make a simple package that contains no C
: or Fortran code. I used package.skeleton(...) to make a package
: called test. The directory and files look good. I downloaded and
: installed Rtools
[EMAIL PROTECTED] wrote:
[...]
Is it possible to change the plotted characters and regression lines for
two of the panels (corresponding to dates 101 and 172). For these dates
I intend to use data only for ages 9-14 d instead of 5-14 d as for the
remaining.
Have a look at argument
Hello,
I would be very grateful if anyone could help with what seems like a
simple lattice task. I want to use xyplot, where the symbols for the
plotted points are taken from another column in the data frame. So if the
data frame looked like:
a -
Thank you very much for your comments.
Finally I installed it~ :-)
But I have one more general question.
Using the RMySQL package and DBI,
Can I install the R object to the database?
I mean, suppose I got the Objects from matest function or
fitmaanova function.
If I want to save the results
I find the key and legend functions in Lattice very useful. Trouble
is, now I can see what else I'd like to be able to do with them.
If I put a title on a key, it appears too close to the key itself, and
if there's a line break in the title (which often happens), the
leading between the lines is
Début du message réexpédié :
De: Depiereux Constant [EMAIL PROTECTED]
Date: 16 mars 2005 00:11:11 GMT+01:00
À: [EMAIL PROTECTED]
Objet: Rép : [R] RODBC, sqlSave and sqlAppend
Le 15-mars-05, à 16:19, Matthew W Nash a écrit :
Hi all,
I am currently trying to read, write and append data
Owen,
I think this gives the plot you are looking for. There may be other
better ways to do it, this is just the one I know. Inside 'panel' you would
need to use 'ltext()' instead of 'text()', as in the example you provided.
xyplot(V1~V2, data=a, groups=V3,
panel = function(x, y, groups)
On Tuesday 15 March 2005 16:54, Owen Solberg wrote:
Hello,
I would be very grateful if anyone could help with what seems like a
simple lattice task. I want to use xyplot, where the symbols for the
plotted points are taken from another column in the data frame. So
if the data frame looked
Just as a heads up to the community, Adobe has released version 7.0 of
the free stand-alone PDF Reader for Unix/Linux platforms.
There was a post on the Fedora list today and there is an article at:
http://www.scribus.org.uk/modules.php?
op=modloadname=Newsfile=articlesid=93
The links for
You will need to _apply_ the t-test row by row.
apply( genes, 1, function(x) t.test( x[1:2], x[3:4] )$p.value )
apply() is a C optimised version of for. Running the above code on a
dataset with 56000 rows and 4 columns took about 63 seconds on my 1.6
GHz Pentium machine with 512 Mb RAM. See
From: Adaikalavan Ramasamy
You will need to _apply_ the t-test row by row.
apply( genes, 1, function(x) t.test( x[1:2], x[3:4] )$p.value )
apply() is a C optimised version of for. Running the above code on a
dataset with 56000 rows and 4 columns took about 63 seconds on my 1.6
GHz
G 290
16002600
16002300
G 210 2300
G 290 24003200
G 340 17002650
G 340 22003150
G 230 19002900
Dear list,
I have a time series of frequency data (number of dead trees in each
year), including zero frequencies. With a continuous predictor variable
(climate index), I want to assess the effect on the number of dead
trees.
Is there a log-linear regression model that includes a serial
Hi,
We are working on R language compiler to find out the way to
improve the performance of R in multi core processor and the parallelism
in the workload of R. Where can I find the typical workload wrote by R?
Thanks!
Cheng, Buqi
__
Hello,
I have the following 'write.table' statement which works fine
write.table(DataOutput,c:/Prices.csv,append = TRUE,col.names = NA,sep
= , )
My query is, how could I modify this so I can include a variable name as
a prefix before the 'Prices.CSV' filename.
For example:
prefixname = DevX
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 have solved the miscoding with subscript and groups in panel.superpose. I
was neglecting to pass in the variables correctly.
On On, 2005-03-16, 05:43, Jones, Glen R skrev:
Hello,
I have the following 'write.table' statement which works fine
write.table(DataOutput,c:/Prices.csv,append = TRUE,col.names = NA,sep
= , )
My query is, how could I modify this so I can include a variable name as
a prefix before the
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