The method of principal clusters (Q1102057)

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scientific article; zbMATH DE number 4048882
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English
The method of principal clusters
scientific article; zbMATH DE number 4048882

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    The method of principal clusters (English)
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    1987
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    A cluster analysis model is proposed in which the initial object- attribute matrix is formed by sums of ``contributions'' of different clusters. The relationships of this model are similar to the relationships of the principal components model. A technique of successive projection in ``matrix'' spaces is developed for the construction of principal clusters. ``Compactness'' of the principal clusters is proved. A locally optimal and an exact algorithm are given for constructing principal clusters.
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    cluster analysis model
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    principal components model
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    successive projection
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    principal clusters
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    Compactness
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    algorithm
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