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From "Dennis Gove (JIRA)" <j...@apache.org>
Subject [jira] [Comment Edited] (SOLR-10682) Add variance Stream Evaluator
Date Sat, 13 May 2017 20:54:04 GMT

    [ https://issues.apache.org/jira/browse/SOLR-10682?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16009505#comment-16009505
] 

Dennis Gove edited comment on SOLR-10682 at 5/13/17 8:53 PM:
-------------------------------------------------------------

I think overloading and relying somewhat on context should be fine. An overloaded function
in java is contingent on the incoming type of argument, so min(array), min(tupleStream) both
make sense within the context of usage. 


was (Author: dpgove):
I think overloading and relying somewhat on context sho

> Add variance Stream Evaluator
> -----------------------------
>
>                 Key: SOLR-10682
>                 URL: https://issues.apache.org/jira/browse/SOLR-10682
>             Project: Solr
>          Issue Type: New Feature
>      Security Level: Public(Default Security Level. Issues are Public) 
>            Reporter: Joel Bernstein
>
> The variance Stream Evaluator will calculate the variance of a vector of numbers.
> {code}
> v = var(colA)
> {code}



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