[jira] [Commented] (SPARK-4405) Matrices.* construction methods should check for rows x cols overflow

["Apache Spark (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/SPARK-4405?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14311621#comment-14311621 ] 

Apache Spark commented on SPARK-4405:
-------------------------------------

User 'srowen' has created a pull request for this issue:
https://github.com/apache/spark/pull/4461

> Matrices.* construction methods should check for rows x cols overflow
> ---------------------------------------------------------------------
>
>                 Key: SPARK-4405
>                 URL: https://issues.apache.org/jira/browse/SPARK-4405
>             Project: Spark
>          Issue Type: Improvement
>          Components: MLlib
>    Affects Versions: 1.2.0
>            Reporter: Joseph K. Bradley
>            Priority: Minor
>
> Matrices has several methods which construct new all-0, all-1, or random matrices.  They take numRows, numCols as Int and multiply them to get the matrix size.  They should check for overflow before trying to create the matrix.



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