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Posted to issues@spark.apache.org by "Xiangrui Meng (JIRA)" <ji...@apache.org> on 2014/11/13 07:16:33 UTC

[jira] [Updated] (SPARK-4256) MLLib BinaryClassificationMetricComputers try to divide by zero

     [ https://issues.apache.org/jira/browse/SPARK-4256?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Xiangrui Meng updated SPARK-4256:
---------------------------------
    Assignee: Andrew Bullen

> MLLib BinaryClassificationMetricComputers try to divide by zero
> ---------------------------------------------------------------
>
>                 Key: SPARK-4256
>                 URL: https://issues.apache.org/jira/browse/SPARK-4256
>             Project: Spark
>          Issue Type: Bug
>          Components: MLlib
>            Reporter: Andrew Bullen
>            Assignee: Andrew Bullen
>             Fix For: 1.2.0
>
>
> MLLib BinaryClassificationMetricComputers try to divide by zero in cases where there are no positive or negative examples. Resulting in NaNs in metrics.



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