[jira] [Resolved] (SPARK-15771) Many ML examples broken since we deprecated `precision` in MulticlassClassificationEvaluator

["Sean Owen (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-15771?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sean Owen resolved SPARK-15771.
-------------------------------
       Resolution: Fixed
         Assignee: Yanbo Liang
    Fix Version/s: 2.0.0

Resolved by https://github.com/apache/spark/pull/13519

> Many ML examples broken since we deprecated `precision` in MulticlassClassificationEvaluator
> --------------------------------------------------------------------------------------------
>
>                 Key: SPARK-15771
>                 URL: https://issues.apache.org/jira/browse/SPARK-15771
>             Project: Spark
>          Issue Type: Bug
>          Components: Examples, ML
>            Reporter: Yanbo Liang
>            Assignee: Yanbo Liang
>             Fix For: 2.0.0
>
>
> Since SPARK-15617 deprecated {{precision}} in {{MulticlassClassificationEvaluator}}, many ML examples broken.
> {code}
> pyspark.sql.utils.IllegalArgumentException: u'MulticlassClassificationEvaluator_4c3bb1d73d8cc0cedae6 parameter metricName given invalid value precision.'
> {code}
> We should use {{accuracy}} to replace {{precision}} in these examples.



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