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

["Shashikant Kore (JIRA)" <ji...@apache.org>]

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

Shashikant Kore updated MAHOUT-163:
-----------------------------------

    Attachment: MAHOUT-163.patch

Revised patch updated to trunk.

> 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: 0.2
>
>         Attachments: 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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