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Posted to dev@mahout.apache.org by "Raphael Cendrillon (Assigned) (JIRA)" <ji...@apache.org> on 2011/12/18 10:50:30 UTC

[jira] [Assigned] (MAHOUT-904) SplitInput should support randomizing the input

     [ https://issues.apache.org/jira/browse/MAHOUT-904?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Raphael Cendrillon reassigned MAHOUT-904:
-----------------------------------------

    Assignee: Raphael Cendrillon  (was: Grant Ingersoll)
    
> SplitInput should support randomizing the input
> -----------------------------------------------
>
>                 Key: MAHOUT-904
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-904
>             Project: Mahout
>          Issue Type: Improvement
>            Reporter: Grant Ingersoll
>            Assignee: Raphael Cendrillon
>              Labels: MAHOUT_INTRO_CONTRIBUTE
>         Attachments: MAHOUT-904.patch
>
>
> For some learning tasks, we need the input to be randomized (SGD) instead of blocks of labels all at once.  SplitInput is a useful tool for setting up train/test files but it currently doesn't support randomizing the input.

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