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Posted to dev@lucene.apache.org by "Michael McCandless (JIRA)" <ji...@apache.org> on 2014/03/23 12:50:45 UTC

[jira] [Resolved] (LUCENE-5545) Add ExpressionRescorer

     [ https://issues.apache.org/jira/browse/LUCENE-5545?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Michael McCandless resolved LUCENE-5545.
----------------------------------------

    Resolution: Fixed

> Add ExpressionRescorer
> ----------------------
>
>                 Key: LUCENE-5545
>                 URL: https://issues.apache.org/jira/browse/LUCENE-5545
>             Project: Lucene - Core
>          Issue Type: Improvement
>            Reporter: Michael McCandless
>            Assignee: Michael McCandless
>             Fix For: 4.8, 5.0
>
>         Attachments: LUCENE-5545.patch, LUCENE-5545.patch, LUCENE-5545.patch, LUCENE-5545.patch
>
>
> In LUCENE-5489 we added QueryRescorer, to rescore first-pass hits using scores from a (usually) more expensive second-pass query.
> I think we should also add ExpressionRescorer, to compute the second pass score using an arbitrary JS expression.



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