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From "Joel Bernstein (JIRA)" <>
Subject [jira] [Created] (SOLR-10684) Add finddelay Stream Evaluator
Date Sat, 13 May 2017 23:53:04 GMT
Joel Bernstein created SOLR-10684:

             Summary: Add finddelay Stream Evaluator
                 Key: SOLR-10684
             Project: Solr
          Issue Type: New Feature
      Security Level: Public (Default Security Level. Issues are Public)
            Reporter: Joel Bernstein

The *finddelay* Stream Evaluator finds the delay/lag between two time series. Under the covers
the convolution function will perform the math to find the delay.


delay = finddelay(colA, colb)

The convolution implementation is provided by Apache Commons Math.

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