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From "Deneche A. Hakim (Resolved) (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (MAHOUT-835) Don't compute out of bag error for Decision Forests
Date Tue, 11 Oct 2011 05:00:30 GMT

     [ https://issues.apache.org/jira/browse/MAHOUT-835?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Deneche A. Hakim resolved MAHOUT-835.
-------------------------------------

    Resolution: Fixed
    
> Don't compute out of bag error for Decision Forests
> ---------------------------------------------------
>
>                 Key: MAHOUT-835
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-835
>             Project: Mahout
>          Issue Type: Improvement
>          Components: Classification
>    Affects Versions: 0.6
>            Reporter: Deneche A. Hakim
>            Assignee: Deneche A. Hakim
>             Fix For: 0.6
>
>
> The current implementation of Decision Forests makes a lot of assumption about how Hadoop
works when computing the out-of-bag error. Removing these calculations not only makes the
code run faster, it's also less buggier and won't break easily when a new version of Hadoop
is used.

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