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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2014/11/05 22:20:37 UTC

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

    [ https://issues.apache.org/jira/browse/SPARK-4256?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14199103#comment-14199103 ] 

Apache Spark commented on SPARK-4256:
-------------------------------------

User 'abull' has created a pull request for this issue:
https://github.com/apache/spark/pull/3118

> 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
>
> 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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