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https://issues.apache.org/jira/browse/SOLR-8964?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Cassandra Targett updated SOLR-8964:
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Component/s: streaming expressions
> Add CorrelateStream to compute Pearson's correlation coefficient for two
> streams
> --------------------------------------------------------------------------------
>
> Key: SOLR-8964
> URL: https://issues.apache.org/jira/browse/SOLR-8964
> Project: Solr
> Issue Type: New Feature
> Components: streaming expressions
> Reporter: Joel Bernstein
> Fix For: 6.2, 7.0
>
>
> The CorrelateStream will compute the Pearsons correlation coefficient for two
> streams.
> Sample syntax below will calculate the Pearsons correlation for two time
> series streams. See SOLR-8963 for the *time* function:
> {code}
> correlate(rollup(time(search()),
> rollup(time(search()))
> {code}
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