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Posted to oak-issues@jackrabbit.apache.org by "Davide Giannella (JIRA)" <ji...@apache.org> on 2018/05/15 10:04:04 UTC

[jira] [Closed] (OAK-7466) Prevent LMSEstimator over/under flow in weights

     [ https://issues.apache.org/jira/browse/OAK-7466?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Davide Giannella closed OAK-7466.
---------------------------------

Bulk close 1.9.1

> Prevent LMSEstimator over/under flow in weights
> -----------------------------------------------
>
>                 Key: OAK-7466
>                 URL: https://issues.apache.org/jira/browse/OAK-7466
>             Project: Jackrabbit Oak
>          Issue Type: Bug
>          Components: solr
>            Reporter: Tommaso Teofili
>            Assignee: Tommaso Teofili
>            Priority: Major
>             Fix For: 1.8.3, 1.6.12, 1.9.1
>
>
> Although I could not reproduce it with a unit test, it is theoretically possible to have weights be updated to _Infinite_ or _NaN_ due to double multiplication over / underflow.
> A simple check should be introduced in the case of estimates not being finite to reset weights.



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