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From "Gilles (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MATH-287) Add support for weighted descriptive statistics
Date Mon, 16 Jul 2012 22:56:35 GMT

    [ https://issues.apache.org/jira/browse/MATH-287?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13415759#comment-13415759
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Gilles commented on MATH-287:
-----------------------------

The files currently attached to this issue are very old.
Is this issue still valid?
If so we probably need an updated patch.


                
> Add support for weighted descriptive statistics
> -----------------------------------------------
>
>                 Key: MATH-287
>                 URL: https://issues.apache.org/jira/browse/MATH-287
>             Project: Commons Math
>          Issue Type: New Feature
>    Affects Versions: 2.0
>            Reporter: Matthew Rowles
>            Priority: Minor
>             Fix For: 3.1
>
>         Attachments: weightTests.patch, weighted.patch
>
>
> Add support for weighted descriptive statistics, such as weighted variance.
> An example method call would be Variance.evaluate(double[] values, double[] weights,
int begin, int length)
> - Suggested by  mickeydog@taosnet.com on the mailing list.

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