Displaying 5 results from an estimated 5 matches similar to: "cutreeDynamic error"
2013 Feb 25
0
Argument dendro must have class hclust - 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 =
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
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
2011 Jun 23
1
Help using cutreeHybrid
I am using the function cutreeHybrid from the package dynamic Tree Cut and I need a list of the resulting clusters but I do not know how to get it.
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2012 Mar 15
1
Get Details About Clusters
Hi everybody!
Anybody knows how can I get detalied information about clusters after using hclust?
The issue is that if I have some items in different clusters, I would like to get the cluster where each item is placed.
Taking into account that my data set is too large, it is not useful to have the dendogram or a graphic, and really I need something like a simple table with item label and cluster