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Posted to dev@lucene.apache.org by "Michael McCandless (JIRA)" <ji...@apache.org> on 2017/01/26 17:24:24 UTC

[jira] [Commented] (LUCENE-7660) LatLonPointDistanceQuery could skip distance computations more often

    [ https://issues.apache.org/jira/browse/LUCENE-7660?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15840085#comment-15840085 ] 

Michael McCandless commented on LUCENE-7660:
--------------------------------------------

+1, nice catch!

> LatLonPointDistanceQuery could skip distance computations more often
> --------------------------------------------------------------------
>
>                 Key: LUCENE-7660
>                 URL: https://issues.apache.org/jira/browse/LUCENE-7660
>             Project: Lucene - Core
>          Issue Type: Improvement
>            Reporter: Adrien Grand
>            Priority: Minor
>         Attachments: LUCENE-7660.patch
>
>
> Currently the logic that check whether all points of a box are within the circle does not take longitude wrapping into account. As a consequence, if you run a distance query whose circle crosses the dateline, we might be performing LOTs of distance computations.



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