Displaying 20 results from an estimated 1000 matches similar to: "write list to ascii"
2012 Oct 05
2
R: machine for moderately large data
Dear all,
I would like to ask your advice about a suitable computer for the following usage.
I (am starting to) work with moderately big data in R:
- cca 2 - 20 million rows * 100 - 1000 columns (market basket data)
- mainly clustering, classification trees, association analysis (e.g. libraries rpart, cba, proxy, party)
Can you recommend a sufficient computer for this volume?
I am routinely
2000 Mar 08
5
x-server
Dear all,
first, I would like to thank R-core team for making so a great
software available. Thank you all, really!
Using R (1.0.0) on a Win98 platform, I need an x-server to run
xgobi (through R xgobi interface). I've been using a MI/X server but
trying to upgrade I noticed that MI/X is no longer available for free.
Similarly, eXceed is available at evaluation version (for a limited
time
2012 Mar 25
1
output by(...)
Dear all,
I have a question that is probably pretty stupid, so apologies in advance...
I do a simple
> mydata.tab <- by(my.data.frame, my.data.frame$category, colMeans)
...works fine, but I need to output the results to some "flat" file (kind of table) to work with it in Excel etc.
So I am doing now
> capture.output(data.frame(unlist(mydata.tab)),
1999 Dec 08
1
barplot
Dear all,
do anybody know how to set ylim in barplot() correctly? When I
write:
> barplot(c(.1,.5,1.0))
the y-axis goes from 0.0 to 0.8. Wheny I type:
> barplot(c(.1,.5,1.0,),ylim=range(0:1))
the y-axis goes from 0.0 to 0.8.
Obviously I am doing something wrong. Are the ylim setting
standards in barplot() other than in plot() or is this a bug?
Thanks for any hints!
Zdenek
2000 Apr 26
1
Bland Altman plot (was: paste ?)
Dear all,
sorry for this perhaps stupid question, but it concerns my recent
problem as well as the current thread on B-A plot.
I would like to plot something like x+y vs. x-y or mean(x,y) vs
difference (x,y), but my "variables" x,y are actually pairs of
replicates (two observed values of a growth rate by 60 clones). So
the order x,y does not matter and each x,y pair can be arranged
1998 Dec 09
2
Application Error message
I am submitting the command:
calcium<-read.table("calcium.txt",header=TRUE)
and with Rw0630 and Bdr0631 I get an application error and R crashes. But
the command works fine with rjune. I am running under NT4.0
Anyone have a similar problem?
Jeff
jmorris at ocdus.jnj.com
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1999 Apr 10
4
CRAN uploads
I put updates of the following packages on CRAN for use with R 0.64:
chron
ctest
date
locfit
xgobi
Please pick them up from your nearest CRAN site.
At least on my system, the packages pass the R CMD check tests ...
-k
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Send
1999 Apr 10
4
CRAN uploads
I put updates of the following packages on CRAN for use with R 0.64:
chron
ctest
date
locfit
xgobi
Please pick them up from your nearest CRAN site.
At least on my system, the packages pass the R CMD check tests ...
-k
-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-
r-announce mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html
Send
1998 Dec 01
2
read.table
Sorry to all bothering you with a trivial question:
I am using R (rw0630 for Win32) and am simply unable to read-in the *.txt data.
I've tried to copy the file (prum.txt) to different directories of rw0630 but get
uniformly the answer "object "prum.txt" not found". Which is the default
directory for read.table() ??
Thanks!
Z. Skala
++++++++++++++++++++++
Zdenek Skala
2002 Sep 05
7
data mining for R
I was wondering if R had a data mining componant and how i could get it. If not do you know anyone who is developing a datamining "plug in" for R
Phillip Goodreid
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2010 May 19
1
Displaying smooth bases - mgcv package
Dear all,
for demonstration purposes I want to display the basis functions used by a
thin plate regression spline in a gamm model. I've been searching the help
files, but I can't really figure out how to get the plots of the basis
functions. Anybody an idea?
Some toy code :
require(mgcv)
require(nlme)
x1 <- 1:1000
x2 <- runif(1000,10,500)
fx1 <- -4*sin(x1/50)
fx2 <-
1999 Feb 01
1
graphics: resolution
Hi all,
I am using rw0632b on Win95 machine. When printing plots (both, as saved *.gif, and
copied through clipboard) I get pretty low resolution. Can be the graphics resolution
paramatrized in some way?
Many thanks!
Zdenek Skala
++++++++++++++++++++++
Zdenek Skala
e-mail:
Zdenek.Skala at incoma.cz
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r-help mailing
1999 Jul 28
1
(Fwd) Re: 3d in R
In Win95/NT you can use xgobi (program and R interface) as well,
provided you will install an x-server on your machine (a free one is
available from http://www.microimages.com/freestuf/mix/).
Regards!
Zdenek Skala
*****************************************************
Uli Flenker wrote:
I'm not familiar with S/S+, but I think the "xgobi" software package
can
do what you want
2000 Mar 21
1
barplot (PR#495)
Full_Name: Zdenek Skala
Version: 1.0.0
OS: MS Windows 95
Submission from: (NULL) (194.108.127.14)
Dear all,
a problem with barplot() was already discussed on R-help for R 0.90.0 - sorry,
if this is a known bug, but I was unable to find it in the bugs database.
In:
> barplot(c(.1,.5,1), ylim=(0:1))
or
> barplot(c(.1,.5,1), ylim=c(0,1))
the y axis is drawn from 0.2 to 0.8, in:
>
2011 Jul 19
2
Incorrect degrees of freedom for splines using GAMM4?
Hello,
I'm running mixed models in GAMM4 with 2 (non-nested) random intercepts and
I want to include a spline term for one of my exposure variables. However,
when I include a spline term, I always get reported degrees of freedom of
less than 1, even when I know that my spline is using more than 1 degree of
freedom. For example, here is the code for my model:
>
2000 Feb 02
0
Factor Analysis?
Hello.
I have been browsing the R- manual and not seen any direct
implementation of Factor analysis.
Is there anyone out there who has run Factor Analysis with R?
Thanks
Michael
--
Michael Preminger
Forsker / Research Scientist
Avdeling for journalistikk,
bibliotek- og informasjonsfag /
Faculty of Journalism, Library and
Information Science
H?gskolen i Oslo / Oslo College
2002 Oct 31
7
Symbols for male/female
Dear all,
I would like to use the biological symbols for male and female as plotting
symbols in a scatterplot (ideally filled and non-filled). R does not seem
to have these symbols using pch= in plot() nor are they implemented via
expression() or at least I did not find them. I found that the symbols are
e.g. available in the wasysym and the marvosym package in LaTeX.
I have coded two very rough
2002 Oct 31
7
Symbols for male/female
Dear all,
I would like to use the biological symbols for male and female as plotting
symbols in a scatterplot (ideally filled and non-filled). R does not seem
to have these symbols using pch= in plot() nor are they implemented via
expression() or at least I did not find them. I found that the symbols are
e.g. available in the wasysym and the marvosym package in LaTeX.
I have coded two very rough
2002 Jun 27
2
cygwin rsync and ascii files
I am ysyncing text files between NT/95/XP machines and Solaris. I noted
that the text/ascii files created on the windows platforms contain ^M at
the end of each line when transfered to the Solaris system. This can be
explained by the binary transmission and can use FTP is ASCII mode to
prevent this from happening. It is crutial that we preserve the time
stamp, so running dos2unix isn't one
1998 Aug 27
1
R-beta: 3d plots
I am new to R, so sorry for stupid questions:
Is it possible to create 3D scatterplots within the R?
Thanks for response!
Regards
Zdenek Skala
e-mail:
Zdenek.Skala at incoma.cz
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