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Posted to dev@mahout.apache.org by "Sean Owen (JIRA)" <ji...@apache.org> on 2010/01/12 12:16:54 UTC

[jira] Resolved: (MAHOUT-163) Get (better) cluster labels using Log Likelihood Ratio

     [ https://issues.apache.org/jira/browse/MAHOUT-163?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sean Owen resolved MAHOUT-163.
------------------------------

    Resolution: Fixed

It sounds like this was committed, so resolving (?)

> Get (better) cluster labels using Log Likelihood Ratio
> ------------------------------------------------------
>
>                 Key: MAHOUT-163
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-163
>             Project: Mahout
>          Issue Type: Improvement
>            Reporter: Shashikant Kore
>            Assignee: Grant Ingersoll
>             Fix For: 0.3
>
>         Attachments: MAHOUT-163-17sep.patch, MAHOUT-163.patch, MAHOUT-163.patch, MAHOUT-163.patch, MAHOUT-163.patch, mahout-163.patch, mahout-cluster-labels-llr.patch
>
>
> Log Likelihood Ratio (LLR) is a better technique to identify cluster labels instead of the top features of the centroid vector. LLR finds terms/phrases which are common in the cluster but rare outside. 

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