[R] Newbie: Measuring distance between clusters.

Keizer_71 christophe.lo at gmail.com
Sat Feb 23 10:40:06 CET 2008


Hi,

I had 10000 genes, and I clustered them using K-means clustering in R.

kc<-kmeans(data.sub,7)

kc
n cluster sum of squares by cluster:
[1]  60631.76 135886.19 159049.71 101783.27  90040.72 183335.60 158867.81

Available components:
[1] "cluster"  "centers"  "withinss" "size"

I am very new to R. How do i measure the distance between those cluster?

I tried

I am trying to do a complete linkage

>z<-hclust(kc,method="complete")

Error in if (n < 2) stop("must have n >= 2 objects to cluster") : 
        argument is of length zero

thanks.

  
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