[jira] [Updated] (LUCENE-5318) Co-occurrence counts from Concordance

["Tim Allison (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/LUCENE-5318?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tim Allison updated LUCENE-5318:
--------------------------------

    Attachment: cooccur_v1.patch.gz

I'd assess this as an 80% patch.  It works, but more refactoring would make it more useful/extensible.  



> Co-occurrence counts from Concordance
> -------------------------------------
>
>                 Key: LUCENE-5318
>                 URL: https://issues.apache.org/jira/browse/LUCENE-5318
>             Project: Lucene - Core
>          Issue Type: New Feature
>          Components: core/search
>    Affects Versions: 4.5
>            Reporter: Tim Allison
>              Labels: patch
>             Fix For: 4.6
>
>         Attachments: cooccur_v1.patch.gz
>
>
> This patch calculates co-occurrence statistics on search terms within a window of x tokens.  This can help in synonym discovery and anywhere else co-occurrence stats have been used.
> The attached patch depends on LUCENE-5317.
> Again, many thanks to my colleague, Jason Robinson, for advice in developing this code.



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