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https://issues.apache.org/jira/browse/SOLR-11436?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16191756#comment-16191756
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ASF subversion and git services commented on SOLR-11436:
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Commit 5a123ab5c1738f78ded0bb3b1c31272712bc5c69 in lucene-solr's branch
refs/heads/branch_7x from [~joel.bernstein]
[ https://git-wip-us.apache.org/repos/asf?p=lucene-solr.git;h=5a123ab ]
SOLR-11436: Add polyfit and polyfitDerivative Stream Evaluators
> Add polyfit and polyfitDerivative Stream Evaluators
> ---------------------------------------------------
>
> Key: SOLR-11436
> URL: https://issues.apache.org/jira/browse/SOLR-11436
> Project: Solr
> Issue Type: New Feature
> Security Level: Public(Default Security Level. Issues are Public)
> Reporter: Joel Bernstein
> Assignee: Joel Bernstein
> Fix For: 7.1, master (8.0)
>
> Attachments: SOLR-11436.patch, SOLR-11436.patch
>
>
> The *polyfit* and *polyfitDerivative* Stream Evaluators provide support for
> polynomial curve fitting and calculating the derivative of the fitted curve.
> Implementation provided by the Apache Commons Math polynomial curve fitting
> implementation.
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