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https://issues.apache.org/jira/browse/SPARK-6486?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14631182#comment-14631182
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Manoj Kumar commented on SPARK-6486:
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Great, I will start on this after the weekend.

> Add BlockMatrix in PySpark
> --------------------------
>
>                 Key: SPARK-6486
>                 URL: https://issues.apache.org/jira/browse/SPARK-6486
>             Project: Spark
>          Issue Type: Sub-task
>          Components: MLlib, PySpark
>            Reporter: Xiangrui Meng
>
> We should add BlockMatrix to PySpark. Internally, we can use DataFrames and 
> MatrixUDT for serialization. This JIRA should contain conversions between 
> IndexedRowMatrix/CoordinateMatrix to block matrices. But this does NOT cover 
> linear algebra operations of block matrices.



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