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https://issues.apache.org/jira/browse/SOLR-11808?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Joel Bernstein reassigned SOLR-11808:
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Assignee: Joel Bernstein
> Add sumSq Stream Evaluator
> ----------------------------
>
> Key: SOLR-11808
> URL: https://issues.apache.org/jira/browse/SOLR-11808
> Project: Solr
> Issue Type: New Feature
> Security Level: Public(Default Security Level. Issues are Public)
> Reporter: Joel Bernstein
> Assignee: Joel Bernstein
> Fix For: 7.3
>
>
> This ticket adds the *sumSq* function to Streaming Expression statistical
> function library. The sumSq function sums the squares of all the values in an
> array. This is often used when evaluating the residuals of a regression model.
> Implementation provided by Apache Commons Math.
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