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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2015/05/06 05:12:00 UTC

[jira] [Assigned] (SPARK-7390) CovarianceCounter in StatFunctions might calculate incorrect result

     [ https://issues.apache.org/jira/browse/SPARK-7390?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-7390:
-----------------------------------

    Assignee:     (was: Apache Spark)

> CovarianceCounter in StatFunctions might calculate incorrect result
> -------------------------------------------------------------------
>
>                 Key: SPARK-7390
>                 URL: https://issues.apache.org/jira/browse/SPARK-7390
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>            Reporter: Liang-Chi Hsieh
>
> CovarianceCounter in StatFunctions has a merging stage. In this merge function, the other CovarianceCounter object sometimes has zero count that causes the final CovarianceCounter with incorrect result.



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