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Posted to issues@spark.apache.org by "Xiangrui Meng (JIRA)" <ji...@apache.org> on 2016/06/15 19:27:09 UTC

[jira] [Assigned] (SPARK-15947) Make pipeline components backward compatible with old vector columns in Scala/Java

     [ https://issues.apache.org/jira/browse/SPARK-15947?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Xiangrui Meng reassigned SPARK-15947:
-------------------------------------

    Assignee: Xiangrui Meng

> Make pipeline components backward compatible with old vector columns in Scala/Java
> ----------------------------------------------------------------------------------
>
>                 Key: SPARK-15947
>                 URL: https://issues.apache.org/jira/browse/SPARK-15947
>             Project: Spark
>          Issue Type: Sub-task
>          Components: ML, MLlib
>    Affects Versions: 2.0.0
>            Reporter: Xiangrui Meng
>            Assignee: Xiangrui Meng
>
> After SPARK-15945, we should make ALL pipeline components accept old vector columns as input and do the conversion automatically (probably with a warning message), in order to smooth the migration to 2.0. Note that this includes loading old saved models.



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