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https://issues.apache.org/jira/browse/SPARK-10491?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14735921#comment-14735921
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yuhao yang commented on SPARK-10491:
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If you don't mind, I'll start working on this.
> move RowMatrix.dspr to BLAS
> ---------------------------
>
> Key: SPARK-10491
> URL: https://issues.apache.org/jira/browse/SPARK-10491
> Project: Spark
> Issue Type: Improvement
> Components: MLlib
> Affects Versions: 1.6.0
> Reporter: Xiangrui Meng
>
> We implemented dspr with sparse vector support in `RowMatrix`. This method is
> also used in WeightedLeastSquares and other places. It would be useful to
> move it to `linalg.BLAS`.
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