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https://issues.apache.org/jira/browse/SPARK-13322?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15152046#comment-15152046
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Yanbo Liang commented on SPARK-13322:
-------------------------------------

I will start to write code after SPARK-13295 get merged.

> AFTSurvivalRegression should support feature standardization
> ------------------------------------------------------------
>
>                 Key: SPARK-13322
>                 URL: https://issues.apache.org/jira/browse/SPARK-13322
>             Project: Spark
>          Issue Type: Bug
>          Components: ML
>            Reporter: Yanbo Liang
>            Assignee: Yanbo Liang
>
> This bug is reported by Stuti Awasthi.
> https://www.mail-archive.com/[email protected]/msg45643.html
> The lossSum has possibility of infinity because we do not standardize the 
> feature before fitting model, we should support feature standardization.
> Another benefit is that standardization will improve the convergence rate.



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