search for: maxclusters

Displaying 4 results from an estimated 4 matches for "maxclusters".

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2012 Jul 30
1
cluster of points
Hello: What I want to do is quite simple, but I can't find a way. I have a data frame with several points (x and y coords). I want to add another column with cluster membership. For example aggregate all the points that stand within a distance of 40 from each other. I've tried using "nncluster" from the package nnclust, but the results are not correct, for some
2012 Jul 10
1
identify.hclust() doesn't cut tree at the vertical position of the mouse pointer
Dear All According to the identify.hclust documentation the function "cuts the tree at the vertical position of the pointer and highlights the cluster containing the horizontal position of the pointer". When I carry out this, the tree isn't cut where I click - in fact, there seems to be a limit below which I cannot go. Consider the following code: mat <- matrix(rnorm(5000),
2010 Dec 02
1
kmeans() compared to PROC FASTCLUS
...means(), but it's in C and FORTRAN and I'm not quite sure how to get at it. Has anybody looked into the differences in the implementations or have any thoughts on the matter? Below is the code I'm using in each case. fit=kmeans(obs[,-1],centers,nstart=25) * proc* *fastclus* data=std maxclusters=*2* maxiter=*100* outiter drift converge=*0.01* outseed=centers out=cluster; var x y z; * run*; Thanks, Andy [[alternative HTML version deleted]]
2006 Oct 29
0
identify.hclust() not working for me
I had a look at the online documentation, and didn't see from that what is my problem. If I should have, pardon me. Here is my session. As I understand the documentation, this should work with only an hclust object. I get a similar error when in include a FUN argument. I am using V2.4.0. > hc Call: hclust(d = dist(mtx2, method = "manh"), method =