[R] hclust error
andy_liaw at merck.com
Mon Jul 19 17:14:21 CEST 2004
This has been asked on R-help several times in the past.
The `dist' object for the data of that size would be:
To store a vector of that size in double precision (8 bytes), you'd need:
I.e., that's nearly 4 GB. Is your computer capable of doing that?
> From: Herman, David (NIH/NIMH)
> I'm trying to do a cluster analysis on a large
> data set. I
> tried it out with a smaller one first, but I got this error:
> > hc<-hclust(dist(x),"ave")
> Error: cannot allocate vector of size 4129151 Kb
> The data sample used (i.e. "x") is a numerical data set of
> size 32513 by 31
> Does anyone know how I can do this analysis? Is R capable of
> this data
> Ultimately I wanna do an analysis on a dataset of size 32513 by 220
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