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From "Ankur (JIRA)" <j...@apache.org>
Subject [jira] Commented: (MAHOUT-320) Modify IntPairWritable in LDA implementation to be binary comparable to improve performance.
Date Wed, 03 Mar 2010 12:44:27 GMT

    [ https://issues.apache.org/jira/browse/MAHOUT-320?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12840636#action_12840636
] 

Ankur commented on MAHOUT-320:
------------------------------

Robin, Can you update your revision and create a fresh patch ?

> Modify IntPairWritable in LDA implementation to be binary comparable to improve performance.
> --------------------------------------------------------------------------------------------
>
>                 Key: MAHOUT-320
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-320
>             Project: Mahout
>          Issue Type: Improvement
>          Components: Clustering
>    Affects Versions: 0.3
>            Reporter: Drew Farris
>            Assignee: Robin Anil
>            Priority: Minor
>         Attachments: MAHOUT-320.patch, MAHOUT-320.patch, MAHOUT-320.patch
>
>
> Per discussion with Robin, modifying o.a.m.clustering.lda.IntPairWritable to be binary
comparable will improve the performance of the comparison operations during a sort because
no marshaling will need to occur to compare IntPairWritable instances.

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