search for: koller

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2003 Apr 04
2
biplot
...lted in an error, e.g.: > data(USArrests) > biplot(princomp(USArrests),xlab="",ylab="") Error in biplot.default(t(t(scores[, choices])/lam), t(t(x$loadings[, : length of dimnames[1] not equal to array extent > How do I proceed? Thanks in advance! Wolfgang Koller ------------------------------------------------- Wolfgang Koller, wolfgang.koller at wu-wien.ac.at Forschungsinstitut f?r Europafragen Wirtschaftsuniversit?t Wien Althanstra?e 39-45, 1090 Vienna, Austria Tel: ++43/1/31336/4147 Fax: ++43/1/31336/758 http://fgr.wu-wien.ac.at/institut/ef/ief-home...
1999 Nov 23
3
problems with postscript device
...dth=8,height=6.4,horizontal=FALSE) plot(1:10,1:10,pch=1:5) legend(1,9,letters[1:5],pch=1:5) dev.off() The result looks quite different compared to the X-windows version. The symbol 1 (pch=1) is much to small, while the other symbols seem to big. Is it a bug? How can I work it around? Wolfgang Koller ---------------------------------------------------------- Wolfgang Koller, koller2 at fgr.wu-wien.ac.at Forschungsinstitut fuer Europafragen Wirtschaftsuniversitaet Wien Althanstrasse 39-45, 1090 Wien, Austria -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-he...
2000 Jun 15
2
dataframes and factors
...st way to do this? I tried: attach(X) Z <- data.frame(f=levels(f),x1=as.vector(lapply(split(x1,f),sum))) and stumbled on: Error in data.frame(f = levels(f), x1 = as.vector(lapply(split(x1, f), : arguments imply differing number of rows: 5, 1 Help is much appreciated, Wolfgang Koller ------------------------------------------------- Wolfgang Koller, koller2 at fgr.wu-wien.ac.at Forschungsinstitut f?r Europafragen Wirtschaftsuniversitaet Wien Althanstrasse 39-45, 1090 Vienna, Austria http://fgr.wu-wien.ac.at/institut/ef/ief-home.htm -------------------------------------------...
1999 Jul 06
2
eval(), expression()
...command) } bxp(bpdata) } Obviously this does not work as I intended since the argument of eval() should be of type expression. However, with expression() there is no way to have variable JJ evaluated first. Does anybody see a way to solve this problem? Thanks for any suggestions! Wolfgang Koller P.S.: Similar problems with expression() can arise with producing annotations in plots. ---------------------------------------------------------- Wolfgang Koller, koller2 at fgr.wu-wien.ac.at Research Institute for European Affairs Vienna University of Economics and Business Administration...
1999 Dec 07
1
using weights in lm()
...e of heteroskedasticity), say Var(u_{i})=v_{i}, what is the weights I should use as argument to lm(): M <- lm(y~x,weigths=1/v) or M <- lm(y~x,weights=1/(v^0.5)) ??? In the help pages I did not find a clear answer to this question, so please could someone help me! Thanks, Wolfgang Koller ---------------------------------------------------------- Wolfgang Koller, koller2 at fgr.wu-wien.ac.at Forschungsinstitut fuer Europafragen Wirtschaftsuniversitaet Wien Althanstrasse 39-45, 1090 Wien, Austria -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-h...
2007 Apr 19
1
"tree-ID" in any segmentation package available?
...I could think of is to use some string manipulation on the tree formula and apply it to the data, but I hope there is an easier way - e.g. if the algorithm created 12 different trees a vector that links every observation to one of these 12 segments would be ideal). Cheers, Florian Florian Koller-Meinfelder Research Consulting & Development ______________________________ GfK Fernsehforschung GmbH Nordwestring 101 90319 Nürnberg Tel +49 (0)911 395-3554 Fax +49 (0)911 395-4130 www.gfk.com/gfkfernsehforschung This email and any attachments may contain confidential or p...{{d...
1999 Nov 24
1
[R] problems with postscript device (PR#341)
From: "Wolfgang Koller" <koller2@fgr.wu-wien.ac.at> Organization: University of Economics, Vienna Date: Tue, 23 Nov 1999 16:29:22 CET (+0100) MIME-Version: 1.0 Content-type: text/plain; charset=US-ASCII Content-transfer-encoding: 7BIT CC: r-bugs@biostat.ku.dk, r-help@stat.math.ethz.ch Refe...
2009 Mar 11
1
Using a NAMESPACE or the Imports field in DESCRIPTION?
...can "import the name space" of another package. What does that mean? What are the differences between the two alternatives? Are there consequences for how I can access function "foo" within the code of my package? Thanks for some clarifications and recommendations! Wolfgang Koller
2000 Apr 03
1
window(): feature request
...d of this I would like it to fill with NAs the values before start(x) and after end(x). Could this be done by introducing an additional option in window()? Could you please consider this in future releases? Or is there a better way to do this using existing functions? Thanks very much! Wolfgang Koller P.S.: Below I have added some code that accomplishes this aim in a separate function (which is probably an example of akward programming...). sloppywindow <- function(x,start,end) { if (!is.ts(x) || (NCOL(x) > 1)) stop("x is not a univariate time series") # does not work f...
1999 Dec 07
1
Bug list summary (automatic post)
...y@alpha.luc.ac.be> Date: Tue, 16 Nov 1999 08:56:57 +0100 (MET) * PR# 331 * Subject: continuous key press results in core dump From: Rashid Nassar <rnassar@duke.edu> Date: Sun, 21 Nov 1999 14:43:07 -0500 (EST) * PR# 334 * Subject: Re: [R] problems with postscript device From: "Wolfgang Koller" <koller2@fgr.wu-wien.ac.at> Date: Tue, 23 Nov 1999 16:29:22 CET (+0100) * PR# 335 * Subject: (Fwd) [R] problems with postscript device Subject: [R] problems with postscript device From: "Wolfgang Koller" <koller2@fgr.wu-wien.ac.at> From: "Wolfgang Kol...
1999 Nov 27
1
size of text and numbers in graphs (PR#349)
.... For numbers and letters a different size is used: plot(1:10,1:10,type="n") text(2,8,"F5F5F5F5F5") text(2,7,"F5F5F5F5F5",cex=2) The same problem is also found in the postscript device. The difference is small but clearly visible. Thanks for fixing soon! Wolfgang Koller ---------------------------------------------------------- Wolfgang Koller, koller2@fgr.wu-wien.ac.at Forschungsinstitut fuer Europafragen Wirtschaftsuniversitaet Wien Althanstrasse 39-45, 1090 Wien, Austria -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-devel...
2005 Nov 22
2
Output of row and column names
...which fulfill some specified condition. Example: I have a correlation matrix of the following form: Y1 Y2 X1 0.4 0.3 X2 0.6 0.1 Suppose, I want to know which elements are smaller than 0.2, so the desired output should be something like: "X2 Y2" Thank you, Florian Koller ______________________ GfK Fernsehforschung GmbH Research Consulting & Development Nordwestring 101 D-90319 N??rnberg Fon +49 (0)911 395-3554 Fax +49 (0)911 395-4130 www.gfk.de / www.gfk.com _________________________ Diese E-Mail (ggf. nebst Anhang) enth??lt vertrauliche und/oder recht...
1999 Nov 27
1
size of text and numbers in graphs (PR#349)
.... For numbers and letters a different size is used: plot(1:10,1:10,type="n") text(2,8,"F5F5F5F5F5") text(2,7,"F5F5F5F5F5",cex=2) The same problem is also found in the postscript device. The difference is small but clearly visible. Thanks for fixing soon! Wolfgang Koller ---------------------------------------------------------- Wolfgang Koller, koller2@fgr.wu-wien.ac.at Forschungsinstitut fuer Europafragen Wirtschaftsuniversitaet Wien Althanstrasse 39-45, 1090 Wien, Austria -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-devel...
2000 Apr 03
1
cbind.ts(),ts.union() (PR#508)
Full_Name: Wolfgang Koller Version: 1.0.0 OS: linux Submission from: (NULL) (137.208.7.48) > data(UKLungDeaths) > ts.union(mdeaths, fdeaths,dframe=TRUE) Error in names<-.default(*tmp*, value = nmsers) : names attribute must be the same length as the vector > cbind(mdeaths, fdeaths,dframe=TRUE) Error i...
1999 Jul 28
1
skewness, kurtosis
...a "quantile-coefficient of kurtosis"?? Maybe: k = (2b-a)/a with a = x_{p} - x_{1-p}, b = x_{q} - x_{1-q}, x_{} are quantiles, and p and q are chosen so that k=0 for the normal distribution. Thanks for help!! WK ---------------------------------------------------------- Wolfgang Koller, koller2 at fgr.wu-wien.ac.at Research Institute for European Affairs Vienna University of Economics and Business Administration Althanstrasse 39-45, 1090 Vienna, Austria -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwie...
1999 Dec 21
2
generating a sequence
Hi everyone I'm trying to generate a vector of the form a <- c(1,2,3,4,1,2,3,1,2,1) where n = 5 in a general way, where n can be any positive integer. I've run out of ideas. Does anyone have any suggestions? Thanks Karen Karen Kotschy Centre for Water in the Environment University of the Witwatersrand Johannesburg Tel: 011 716-2218
1999 Dec 21
2
generating a sequence
Hi everyone I'm trying to generate a vector of the form a <- c(1,2,3,4,1,2,3,1,2,1) where n = 5 in a general way, where n can be any positive integer. I've run out of ideas. Does anyone have any suggestions? Thanks Karen Karen Kotschy Centre for Water in the Environment University of the Witwatersrand Johannesburg Tel: 011 716-2218
2000 Apr 26
0
FW: smbclient problems with very large files
I reported this a few weeks ago. Could someone acknowledge it and confirm that it is on the bug list and will be actioned in due course? Thanks. > -----Original Message----- > From: Koller,Anthony > Sent: 07 April 2000 12:33 > To: 'samba@samba.org' > Subject: smbclient problems with very large files > > > smbclient ls command doesn't like large files (eg >4.3Gb). The formatted > display goes wrong (as the number of bytes overflows the display),...
2003 Jan 14
0
smbclient -L and long filenames from Win2000 Server
...activated all debug flags with -d A at smbclient, but really the names of some shares are missing (share names > 12 characters, like "latest_setup_3.0_internal") But if I give that name directly on the commandline of smbclient, like smbclient //eis2k215/latest_setup_3.0_internal -U koller -W ETM that works perfectly. Is this a protocol specification which limits the share-names, or is it just a bug in smbclient ? Please answer by direct mail, I'm not on the list. Thanks. - -- Best Regards/Sch?ne Gr??e Martin Some operating systems are called 'user friendly',...
1999 Nov 23
0
[R] problems with postscript device (PR#336)
>>>>> "WoKo" == Wolfgang Koller <koller2@fgr.wu-wien.ac.at> writes: WoKo> Hi! The postscript device in 0.90 does not produce symbols WoKo> (pch=) as it should. E.g.: WoKo> postscript(file="test.ps",width=8,height=6.4,horizontal=FALSE) WoKo> plot(1:10,1:10,pch=1:5) WoKo> legen...