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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2015/01/17 23:20:34 UTC

[jira] [Commented] (SPARK-5301) Add missing linear algebra utilities to IndexedRowMatrix and CoordinateMatrix

    [ https://issues.apache.org/jira/browse/SPARK-5301?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14281577#comment-14281577 ] 

Apache Spark commented on SPARK-5301:
-------------------------------------

User 'rezazadeh' has created a pull request for this issue:
https://github.com/apache/spark/pull/4089

> Add missing linear algebra utilities to IndexedRowMatrix and CoordinateMatrix
> -----------------------------------------------------------------------------
>
>                 Key: SPARK-5301
>                 URL: https://issues.apache.org/jira/browse/SPARK-5301
>             Project: Spark
>          Issue Type: Improvement
>          Components: MLlib
>            Reporter: Reza Zadeh
>
> 1) Transpose is missing from CoordinateMatrix (this is cheap to compute, so it should be there)
> 2) IndexedRowMatrix should be convertable to CoordinateMatrix (conversion method to be added)



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