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Allow subsampling for kmeans++ initialization #1

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mynameisfiber opened this issue Sep 5, 2013 · 0 comments
Open

Allow subsampling for kmeans++ initialization #1

mynameisfiber opened this issue Sep 5, 2013 · 0 comments

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@mynameisfiber
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Currently, the kmeanspp functions require allocating an array of size N in order to compute the PDF over all points for a new cluster. We should be able to subsample this to speed up the calculation and reduce memory usage.
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