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From "Apache Spark (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (SPARK-16933) AFTAggregator in AFTSurvivalRegression serializes unnecessary data
Date Sat, 06 Aug 2016 13:44:20 GMT

     [ https://issues.apache.org/jira/browse/SPARK-16933?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Apache Spark reassigned SPARK-16933:
------------------------------------

    Assignee:     (was: Apache Spark)

> AFTAggregator in AFTSurvivalRegression serializes unnecessary data
> ------------------------------------------------------------------
>
>                 Key: SPARK-16933
>                 URL: https://issues.apache.org/jira/browse/SPARK-16933
>             Project: Spark
>          Issue Type: Improvement
>          Components: ML
>            Reporter: Yanbo Liang
>
> This is basically the same issue as SPARK-16008, but for aft survival regression, where
{{parameters}} and {{featuresStd}} are unnecessarily serialized between stages.



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