how use hierarchical clustering with high score

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huda nawaf
huda nawaf 2012-8-12
hi,
i want use hierarchical clusteringto cluster my data.my data is array represents the score of similarity among each user with the other, so the array is n*n
when read about hierarchical clustering I found out that algorithm consider the least score is the most similar.
Now, how i can use this algorithm with my data in which highest score represent most similar?
thanks in advance

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回答（2 个）

Walter Roberson
Walter Roberson 2012-8-12
Have you considered clustering on (one minus your matrix) ?
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huda nawaf
huda nawaf 2012-8-12
Thanks,
I thought with this matter, do you think that is not affect working of the algorithm that use euclidean distance to calculate the distance?

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Ilya
Ilya 2012-8-12
Use linkage function with 'complete' method.
doc linkage
http://www.mathworks.com/help/toolbox/stats/linkage.html

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