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Posted to dev@lucene.apache.org by "Ignacio Vera (JIRA)" <ji...@apache.org> on 2018/03/15 15:55:00 UTC
[jira] [Updated] (LUCENE-8208) Vector.isNumericallyIdentical() can
produce unexpected results
[ https://issues.apache.org/jira/browse/LUCENE-8208?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ignacio Vera updated LUCENE-8208:
---------------------------------
Attachment: LUCENE-8208.patch
> Vector.isNumericallyIdentical() can produce unexpected results
> --------------------------------------------------------------
>
> Key: LUCENE-8208
> URL: https://issues.apache.org/jira/browse/LUCENE-8208
> Project: Lucene - Core
> Issue Type: Bug
> Components: modules/spatial3d
> Reporter: Ignacio Vera
> Priority: Major
> Attachments: LUCENE-8208.patch
>
>
> The method {{Vector.isNumericallyIdentical()}} seems to produce wrong results in some cases. For example it considers that vectors (1,0,0) and (-1,0,0) are numerically identical whichI is probably wrong.
> This behavior might produce unexpected behaviors down the line.
>
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