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Posted to issues@systemml.apache.org by "Matthias Boehm (JIRA)" <ji...@apache.org> on 2017/11/30 22:28:00 UTC

[jira] [Closed] (SYSTEMML-1916) Improve CLA robustness for incompressible inputs

     [ https://issues.apache.org/jira/browse/SYSTEMML-1916?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Matthias Boehm closed SYSTEMML-1916.
------------------------------------
       Resolution: Duplicate
         Assignee: Matthias Boehm
    Fix Version/s: SystemML 1.0

> Improve CLA robustness for incompressible inputs
> ------------------------------------------------
>
>                 Key: SYSTEMML-1916
>                 URL: https://issues.apache.org/jira/browse/SYSTEMML-1916
>             Project: SystemML
>          Issue Type: Sub-task
>            Reporter: Matthias Boehm
>            Assignee: Matthias Boehm
>             Fix For: SystemML 1.0
>
>
> This task aims to add a very check pre-filtering step to check for completely incompressible blocks, in which case we should immediately return the original block instead of going through the elaborate compression process and ending up with a single column group in UC format.



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