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From "Hudson (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MAHOUT-894) NB testclassifier runs in sequential mode by default
Date Mon, 28 Nov 2011 13:54:40 GMT

    [ https://issues.apache.org/jira/browse/MAHOUT-894?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13158453#comment-13158453
] 

Hudson commented on MAHOUT-894:
-------------------------------

Integrated in Mahout-Quality #1206 (See [https://builds.apache.org/job/Mahout-Quality/1206/])
    MAHOUT-894 classify in parallel mode by default

srowen : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1207061
Files : 
* /mahout/trunk/core/src/main/java/org/apache/mahout/classifier/bayes/TestClassifier.java

                
> NB testclassifier runs in sequential mode by default
> ----------------------------------------------------
>
>                 Key: MAHOUT-894
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-894
>             Project: Mahout
>          Issue Type: Bug
>          Components: Classification
>    Affects Versions: 0.5
>            Reporter: tom pierce
>            Assignee: Sean Owen
>            Priority: Minor
>             Fix For: 0.6
>
>         Attachments: MAHOUT-894.patch
>
>
> NB classifiers can only be trained in MR mode, but evaluation happens in sequential mode
by default.  I think this violates the principle of least surprise - anyone trying this out
is likely to expect the opposite.
> I'm attaching a patch to flip the default.

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