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Posted to issues@spark.apache.org by "Sean Owen (JIRA)" <ji...@apache.org> on 2019/02/25 23:18:00 UTC

[jira] [Assigned] (SPARK-24103) BinaryClassificationEvaluator should use sample weight data

     [ https://issues.apache.org/jira/browse/SPARK-24103?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sean Owen reassigned SPARK-24103:
---------------------------------

    Assignee: Ilya Matiach

> BinaryClassificationEvaluator should use sample weight data
> -----------------------------------------------------------
>
>                 Key: SPARK-24103
>                 URL: https://issues.apache.org/jira/browse/SPARK-24103
>             Project: Spark
>          Issue Type: Improvement
>          Components: ML
>    Affects Versions: 2.0.2
>            Reporter: Ilya Matiach
>            Assignee: Ilya Matiach
>            Priority: Major
>              Labels: starter
>
> The LogisticRegression and LinearRegression models support training with a weight column, but the corresponding evaluators do not support computing metrics using those weights. This breaks model selection using CrossValidator.



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