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* 8
* 2
+1
*7
AL5
W5 cluster VII +
* 4
cluster VI *
« Yectorj y cluster V Vi
Pig. 1 3 Plot of site distributions duster IV *
obtained by multidimensional c l u s t e r 1 1 1 *
scaling (Vectors 1 and 2 ) . cluster II ©
cluster I ©