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Posted to dev@lucene.apache.org by "Joel Bernstein (JIRA)" <ji...@apache.org> on 2017/03/09 23:13:38 UTC

[jira] [Updated] (SOLR-10257) Add logarithm StreamEvaluator

     [ https://issues.apache.org/jira/browse/SOLR-10257?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Joel Bernstein updated SOLR-10257:
----------------------------------
    Attachment: SOLR-10257.patch

> Add logarithm StreamEvaluator
> -----------------------------
>
>                 Key: SOLR-10257
>                 URL: https://issues.apache.org/jira/browse/SOLR-10257
>             Project: Solr
>          Issue Type: New Feature
>      Security Level: Public(Default Security Level. Issues are Public) 
>            Reporter: Joel Bernstein
>         Attachments: SOLR-10257.patch
>
>
> To support custom scoring formulas with StreamEvaluators it would be useful to have a *log* evaluator that computes the natural log of a numeric value.



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