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  1. Solr
  2. SOLR-10626

Add covariance Stream Evaluator

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Details

    • New Feature
    • Status: Closed
    • Major
    • Resolution: Resolved
    • None
    • 6.6, 7.0
    • None
    • None

    Description

      The covariance Stream Evaluator calculates the covariance of two columns of numbers.

      Syntax:

      c=cov(cola,colb)

      The implementation is provided by Apache Commons Math

      Attachments

        1. SOLR-10626.patch
          6 kB
          Joel Bernstein

        Issue Links

          is related to

          New Feature - A new feature of the product, which has yet to be developed. SOLR-10651 Streaming Expressions statistical functions library

          • Major - Major loss of function.
          • Closed

          Activity

            People

              Unassigned Unassigned
              jbernste Joel Bernstein
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              Dates

                Created:
                Updated:
                Resolved: