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Posted to issues@spark.apache.org by "Hyukjin Kwon (JIRA)" <ji...@apache.org> on 2019/05/21 04:22:10 UTC

[jira] [Updated] (SPARK-10936) UDAF "mode" for categorical variables

     [ https://issues.apache.org/jira/browse/SPARK-10936?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Hyukjin Kwon updated SPARK-10936:
---------------------------------
    Labels: bulk-closed  (was: )

> UDAF "mode" for categorical variables
> -------------------------------------
>
>                 Key: SPARK-10936
>                 URL: https://issues.apache.org/jira/browse/SPARK-10936
>             Project: Spark
>          Issue Type: New Feature
>          Components: ML, SQL
>            Reporter: Xiangrui Meng
>            Priority: Major
>              Labels: bulk-closed
>
> This is similar to frequent items except that we don't have a threshold on the frequency. So an exact implementation might require a global shuffle.



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