Displaying 20 results from an estimated 500 matches similar to: "Multiv / hierclust / plclust"
2004 Jun 10
2
question about hierclust {multiv}
my major is bioinformatics, and i'm trying to cluster ( agglomerate
the closest pari of observations ) in R.
i have already got my own similarities metric, but do not know how to
clust it based on similarities instead of dissimilarities.
since the help document of hierclust mentions the parameter "sim",
which seems good to me, but it doesn't appear in the code of
hierclust()
2004 Jun 10
1
question about similarities cluster using hierclust
my major is bioinformatics, and i'm trying to cluster ( agglomerate
the closest pari of observations ) in R.
i have already got my own similarities metric, but do not know how to
clust it based on similarities instead of dissimilarities.
since the help document of hierclust mentions the parameter "sim",
which seems good to me, but it doesn't appear in the code of
hierclust()
1998 May 29
1
R-beta: multiv package from CRAN
Hallo Friedrich,
I have read your announcement, downloaded and installed it in R-0.61.3.
But now I have problems :)
> hc <- hierclust(dist(t(pollen)), method=3)
Error in pmatch(x, table) : argument is not of mode character
> hc <- hclust(dist(t(pollen)))
> members(hc)
Error in .Fortran("assgn", n = as.integer(n), nplus1 =
as.integer(nplus1), : C/Fortran function not in
2000 Aug 14
5
Writing a workable function
After searching in R- Introduction, FAQ, help... I don't understand
this:
I write a function in a file (.R):
tt <- function(mc) { date()
mc<-read.csv2("machines.txt",na.strings="")
date()
}
I source it in R and I type tt(). The answer is
> tt()
[1] "Mon Aug 14 11:18:25 2000"
>
The instructions following the first "date()" are ignored. Why?
2003 Feb 09
3
Clustering partition and memory
Dear R-help list members
i would like to use R to produce clustering or partitioning of a dataset.
I am trying to use the functions:
- hierclust() of the package multiv
-pam(), agnes() and fanny() of the package cluster
But I cannot get any result because of lack of memory. Would you know any
clustering function not to greedy in memory?
I have tried to expand my memory limit with memory.limit()
1998 May 29
0
R-beta: multiv package on CRAN
I've ported F. Murtagh's statlib package "multiv" to R, it can be
found in the usual place on CRAN.
Contents:
bea Bond Energy Algorithm
ca Correspondence Analysis
supplc Supplementary Columns in Correspondence Analysis
supplr Supplementary Rows in Correspondence Analysis
flou
1998 May 29
0
R-beta: multiv package on CRAN
I've ported F. Murtagh's statlib package "multiv" to R, it can be
found in the usual place on CRAN.
Contents:
bea Bond Energy Algorithm
ca Correspondence Analysis
supplc Supplementary Columns in Correspondence Analysis
supplr Supplementary Rows in Correspondence Analysis
flou
2003 May 06
1
S's plclust and R's hclust
Hello everyone,
Does anyone know how to implement the argument "unit" in R's plclust
function ? I used to use Splus where this argument exists but it has not
been implemented in R's plclust. The reason why I switched from Splus to
R is that Ward's method is not implemented for S's hclust whereas it is
implemented for R's hclust. What I would need is S's plclust
2003 Dec 01
0
Changing distance scale in plclust()
I want to plot the cluster trees from the results of hclust() on different
datasets, but all with the same distance scale corresponding to the dataset
with the largest distance range. However, plclust() does not accept ylim
values. Does anyone know of a way around this problem?
Mike White
2005 Nov 29
0
Error in plclust
Hi all,
I need to plot a dendrogram, but I built a hclust object. Follow the code
lines:
>dendObject<-list(merge=merge,height=height,order=order,labels=labels,call="hclust(d=d)",method="complete",
dist.method="euclidean")
>class(dendObject)<-"hclust"
>plclust(dendObject,axes=FALSE)
Error in cl[[2]] : subscript out of bounds
Anybody can help
2004 Mar 25
3
subsetting based on vector
Dear R users;
I am trying to write a small program which reads in a data set, and selects
observations from certain years before the analysis. I have a problem
including the selection criteria in the header of the program.
Here is the problem;
dataFIT<-function(MODEL, MARGINS, yearConsidered){
library(foreign
CovPaper<-read.spss("C:/Data/data.sav")
NewData <-
2001 May 02
2
rcode and latex
I have discovered the listings package for including code in your latex
documents. The default languages do not include R or Splus, but the
definition is pretty simple, this is what I did for R:
\lst at definelanguage{R}%
{morekeywords={TRUE,FALSE,T,F,NA,NULL,Inf,NaN,library,%
attach,detach,source,while,for,in,%
repeat,switch,break,next,return,stop,function,%
if,else,warning,error},%
2003 Jan 29
1
Scoping rule problem -- solved
Thanks to some comments from Brian D. Ripley, I found my error:
I should not have given a data argument to lm() after creating a
formula-object. This obviously confused things...
Thanks again, I've really learnt again a bit more on R-programming...
Cheers, Winfried
---------------------------------------------------------------------
E-Mail: Winfried Theis <theis at
2001 Nov 15
1
ploting axes plaxes ?
I used in previous versions of R (R 1.1) to plot axes on projections of
factorial coordinates using the function plaxes. This doesn't exist any
more. Why this change ? No alternative ?
---------------
Charles RAUX,
Laboratoire d'Economie des Transports
CNRS-Universit? Lumi?re Lyon 2-ENTPE
email : charles.raux at let.ish-lyon.cnrs.fr
http://www.ish-lyon.cnrs.fr/let
2000 Dec 21
1
statistical quality control
Hi all,
could anybody tell me whether there exist any packages about statistical
quality control. Thanks very much.
Stefano Tonellato
--
Stefano Tonellato
Dipartimento di Statistica
Universita' Ca' Foscari di Venezia
Campiello S. Agostin, S. Polo 2347
30125 Venezia - ITALY
Phone +39-041-2577422 Fax +39-041-710355
E-mail stone at unive.it
-------------- next part --------------
An
2000 Oct 18
1
Help oo sink
---------------------- Forwarded by Pan Yuming/Extern/AAM on 18.10.2000
12:58 ---------------------------
Pan Yuming
18.10.2000 11:41
To: Prof Brian Ripley <ripley at stats.ox.ac.uk>
cc:
Subject: Help oo sink (Document link: Pan Yuming)
Dear professor,
continue with the example i used, i want to save the prediction results but when i run a R file containing the following code, it
2001 Apr 30
2
R mode for emacs
Hi all,
I wonder if there is a R mode for emacs which highlights the R syntax.
If there is one, I would be interested in downloading the latest version
.
regards,
Olivier
--
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Olivier MARTIN phone: (33) 04 76 61 53 55
Projet IS2 06 08 67 93 42
INRIA Rhone-Alpes fax : (33) 04 76
2001 May 30
2
Graphics
Please, will someone tell me why graphics are not displayed at all when
I use a graphical function. Is there some additional software required
to see the graphics?
ThankYou
CJoseBento
Portugal
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2001 Sep 27
1
cuts and breaks
Hi
I'm using the "image" function to produce a plot and I want to define
the breaks using "cut" and the colors using "heat.colors".
>
image(interp(mat2[,2],mat2[,1],mat2[,3]),breaks=cut(mat2[,3],30),col=heat.colors(29))
Error in image.default(interp(mat2[, 2], mat2[, 1], mat2[, 3]), breaks =
cut(mat2[, :
must have one more break than colour
The
2002 Aug 13
2
loess()
One more question...
I need to use the Loess() function in the package modreg. What is the argument
"formula" meant to be?
A
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