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https://issues.apache.org/jira/browse/SPARK-4256?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiangrui Meng resolved SPARK-4256.
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Resolution: Fixed
Fix Version/s: 1.2.0
Issue resolved by pull request 3118
[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
> 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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