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2011 Jul 27
0
Inversions in hierarchical clustering were they shouldn't be
...luster tree, which is inherent to the centroid method. A solution to avoid inversions is to use the Euclidean or the city-block distance, and indeed if you change maximum to euclidean in the above example the inversions are gone.(for reference see chapter 4.1.1 in this link<http://bonsai.hgc.jp/%7Emdehoon/software/cluster/manual/Hierarchical.html>)
Now as for my problem, when I use my actual data instead of this example table the inversions are still there when I change to euclidean. The R code is exactly the same as in this example, only the data is different. When I use cluster 3.0 and java tr...