[R] Principal componet plot from lower triangular matrix file

marella mbnchakravarthy at gmail.com
Mon Nov 28 15:21:11 CET 2011

Yes. I agree that plot is going to be crowded. But idea is to see if elements
of same type (different color code etc) group together or not. 

I would need only first two principal components (at most three). Since
princomp calculates all components, it is taking very long time !

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