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Posted to issues@spark.apache.org by "Xiangrui Meng (JIRA)" <ji...@apache.org> on 2014/11/12 10:54:33 UTC

[jira] [Reopened] (SPARK-4355) OnlineSummarizer doesn't merge mean correctly

     [ https://issues.apache.org/jira/browse/SPARK-4355?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Xiangrui Meng reopened SPARK-4355:
----------------------------------

Reopen this issue because we haven't fixed branch-1.1 and branch-1.0 yet.

> OnlineSummarizer doesn't merge mean correctly
> ---------------------------------------------
>
>                 Key: SPARK-4355
>                 URL: https://issues.apache.org/jira/browse/SPARK-4355
>             Project: Spark
>          Issue Type: Bug
>          Components: MLlib
>    Affects Versions: 1.0.2, 1.1.1, 1.2.0
>            Reporter: Xiangrui Meng
>            Assignee: Xiangrui Meng
>             Fix For: 1.2.0
>
>
> It happens when the mean on one side is zero. I will send an PR with some code clean-up.



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