[jira] [Created] (SOLR-12971) Add pivot Stream Evaluator to pivot facet results into a matrix

["Joel Bernstein (JIRA)" <ji...@apache.org>]

Joel Bernstein created SOLR-12971:
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             Summary: Add pivot Stream Evaluator to pivot facet results into a matrix
                 Key: SOLR-12971
                 URL: https://issues.apache.org/jira/browse/SOLR-12971
             Project: Solr
          Issue Type: New Feature
      Security Level: Public (Default Security Level. Issues are Public)
            Reporter: Joel Bernstein


This ticket adds the *pivot* Stream Evaluator which pivots two dimensional facet results into a matrix that can be operated on be operated on statistical and machine learning functions.



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