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Sparse Vectors? #31

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elbamos opened this issue Jan 8, 2018 · 0 comments
Open

Sparse Vectors? #31

elbamos opened this issue Jan 8, 2018 · 0 comments

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@elbamos
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elbamos commented Jan 8, 2018

It appears that spark-knn needs to transform dense vectors into their sparse form. This creates a limitation when using spark-knn for very wide, sparse datasets such as document-term matrices used in NLP.

Is there any interest in supporting sparse vectors within spark-knn?
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@elbamos