Displaying 20 results from an estimated 700 matches similar to: "Help using cutreeHybrid"
2011 Mar 29
7
Error en cor, too many elements specified
Hola, tengo una serie de datos datExpr, al usar cor() :
cor(datExpr ,method = "pearson", use ="pairwise.complete.obs")
me da el siguiente error
allocMatrix: too many elements specified
Trate con "complete.obs", "na.or.complete", y el resto de las opciones para "use", pero siempre me da algun error.
¿Alguna idea de como puedo hacer que cor() lea
2011 May 13
2
How to store a triangular matrix
Hello, I want to create a triangular matrix and only keep the lower triangle entries without having to allocate memory for the whole matrix, is there any way I can do something like
A<-matrix(data, nrow=50)
but for a triangular matrix?
Thanks
ERV
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2011 Mar 23
1
Corrupt trees
Hi Everyone,
I have been using the "tree" package for a while with no problems until now.
When I run predict(tree, newdata), I get an error with the message "Corrupt tree" for about 50% of the trees that I generate with tree. For other trees, the predict function completes with no errors.
I haven't identified a correlation between the corrupt trees and the working tree.
2007 Nov 12
3
help on drawing a tree with "ape"?
Dear all,
I'm using the "ape" package in R and want to draw a
phylogenetic tree with not only the tip labels but
also some labels for the edges. e.g. Mark the edge AB
as "m" in the tree ABC.
Couldn't find a way to do that. Can someone help?
Thanks,
Hua
2004 Feb 08
1
APE: compar.gee( )
Dear all,
I don't understand the following behaviour: Running compar.gee (in
library ape ) with and without the option 'data', it give me different
results
Example:
.... Start R ....
> load("eiber.RData")
> ls()
[1] "gee.na" "mydata" "mytree"
> library(ape)
> # runnig with the option data= mydata
> compar.gee(alt ~ R,
2011 Mar 15
2
(R) transitions in a Markov Chain
Dear experts,
I have to generate 1000 transitions of a discrete time Markov Chain and
then give and estimation of the equilibrium distribution.
I know the transition matrix.
0.3 0.7 0
0.2 0.5 0.3
0 0.4 0.6
Do you know how to do it with R?
Thanks a lot!
Estefania
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2013 Feb 26
1
cutreeDynamic error
I am having difficulty getting the dynamic tree cut package to work.
Given the data table "myddtable"
LengthPlaceColorAge5HRed224ABlue205WGreen243GRed222GBlue236WGreen255ARed194H
Blue23
I created a similarity matrix using DAISY and Gower metric and specified
Place and Color columns as characters (since they are categorical variables)
> dd.daisy<-daisy(myddtable, metric =
2006 May 18
2
Classification trees and written conditions
Dear All
When drawing a classification tree with
plot(mytree)
text(mytree)
the conditions are written just before the nodes branch. My question
is: can one be certain that those conditions refer to the left-side
branches? (The R documentation surprisingly lacks the information that
I am asking for.)
Thanks in advance,
Paul
2009 Dec 07
2
problem in labeling the nodes of tree drawn by rpart
Hi all,
I used rpart to fit a model, where the covariates in the model are
categorical variables.
Then I plotted the tree (mytree) and used the command "text" to add labels
to the tree.
In the nodes of the tree, the values of the covariates are represented with
a, b or c.
Is there a way to show the real value(s) of the variable in the nodes
instead of a, b or c ?
I found that the
2010 Aug 06
1
Grouping clusters from dendrograms
Hi,
I have produced a dendrogram of categorical data in R using the hclust
function, although the input was a dissimilarity matrix produced in SAS, as
I have defined my own distances.
The dendrogram is fine and I can view and use this. However, I was wondering
if there is a method by which I can find out the optimal place to place
groups, rather than relying on my visual analysis? I don't
2013 Apr 12
1
Problem with handling of attributes in xmlToList in XML package
Hello all,
I have a problem with the way attributes are dealt with in the
function xmlToList(), and I haven't been able to figure it out for
days now.
Say I have a document (produced by nmap) like this:
> mydoc <- '<host starttime="1365204834" endtime="1365205860"><status state="up" reason="echo-reply"
2011 Jan 31
2
Storing loop output in matrix
Hello
I am trying to store output from a loop into an empty matrix. The
current code I am using is:
> M<-mat.or.vec(11,89)
> for (j in list(3,91))
+ {M[,(j-2)]<-pic(datain[,j], mytree)}
datain is a matrix (11,91). I only want to use the pic() function on
the columns 3:91.
When I use this code output is stored into the 1st column of M and the
89th column of M but no other columns.
Any
2020 Jun 22
2
[Call For Participation] First Workshop on LLVM Compilers and Tools for HPC [June 25 & 26]
We are happy to announce the first Workshop on LLVM Compilers and Tools
for HPC (LLVM-CTH), YAY!
LLVM-CTH is part of the ISC High Performance conference which, due to
COVID-19, will be organized as a free virtual event using video
conferencing.
Our Schedule is spread over two days to encourage participation in
different time zones. Even if this is our first edition, we have very
interesting
2007 Apr 25
1
heatmap and phylogram / dendogram ploting problem, ape package
I am having trouble displaying a dendrogram of evolutionary
relationships (a phylogram imported from the ape package) as the
vertical component of a heatmap, but keeping the hierarchical
clustering of the horizontal component. The relationships of the
vertical component in the generated heatmap are not that of the
dendrogram, although the ordering is.
In more detail, I am attempting to generate
2002 Dec 10
5
Using the right network interface
Hi everyone,
samba 2.2.5
The server I'm using has 2 interfaces so using the
interface parameter I'm telling samba to use eth0 but
for some reason when I do netstat it is listening on eth1
interface = eth0 (the IP is 192.168.6.10)
netstat -an
udp 0 0 138.79.161.225:137 0.0.0.0:*
udp 0 0 0.0.0.0:137 0.0.0.0:*
udp 0 0 138.79.161.225:138
2006 Aug 03
28
[Bug 498] RTP packets are not hitting NAT table
https://bugzilla.netfilter.org/bugzilla/show_bug.cgi?id=498
cfilin@intermedia.net changed:
What |Removed |Added
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CC| |chip@innovates.com
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Configure bugmail: https://bugzilla.netfilter.org/bugzilla/userprefs.cgi?tab=email
------- You are
2012 Dec 21
1
remove from column a group of elements I have in another vector
Hi,
I have a data frame and I would need to remove from one of
the columns a group of elements I have in another vector. How can I do that? I know how to do it with criteria but i would need to do it in a more automatic way....
In SQL I would use where
---- not in ----
Thank you,
Estefania
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2010 Nov 10
5
arrays of arrays
Hi All,
I want to have an array/ matrix that looks this
x<- 0 0 1 1
1 3 5
4 4
7 -1 8 9 10 6
I hope this makes sense. So basically if I want x[1,3] it will access 0 and
similarly x[4,2], -1.
Thanks in advance,
Sachin
p.s. sorry about the corporate notice.
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Allianz - Best General Insurance Company of the Year 2010*
2012 May 24
4
Manually modifying an hclust dendrogram to remove singletons
Dear R-Help,
I have a clustering problem with hclust that I hope someone can help
me with. Consider the classic hclust example:
hc <- hclust(dist(USArrests), "ave")
plot(hc)
I would like to cut the tree up in such a way so as to avoid small
clusters, so that we get a minimum number of items in each cluster,
and therefore avoid singletons. e.g. in this example, you can see
2007 Nov 13
2
SVN import & add--way to exclude directories?
Is there way on import or add to exclude directories? (Obvious candidate
being log or tmp dirs.) I''m imagining something like this:
$ svn import mytree file:///usr/local/svn/newrepos/some/project
--exclude /tmp --exclude /log \
I have scoured "Version Control with Subversion" without luck but maybe
I don''t understand some terminology somewhere...
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