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Posted to dev@mahout.apache.org by "Suneel Marthi (JIRA)" <ji...@apache.org> on 2014/03/02 21:05:31 UTC

[jira] [Updated] (MAHOUT-943) Improbe the way to make the split point on DF.

     [ https://issues.apache.org/jira/browse/MAHOUT-943?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Suneel Marthi updated MAHOUT-943:
---------------------------------

    Resolution: Won't Fix
        Status: Resolved  (was: Patch Available)

Superseded by fix for Mahout-1419.

> Improbe the way to make the split point on DF.
> ----------------------------------------------
>
>                 Key: MAHOUT-943
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-943
>             Project: Mahout
>          Issue Type: Improvement
>          Components: Classification
>            Reporter: Ikumasa Mukai
>            Assignee: Deneche A. Hakim
>              Labels: DecisionForest
>             Fix For: Backlog
>
>         Attachments: MAHOUT-943.patch
>
>
> The numericalSplit() on OptIgSplit adopts the way to regard the attribute value having the best IG as the split point.
> But I think this is a little too strict and think it is better on some situation to  use the average value which is calced with the best IG value and the 2nd value.



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