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From "Weichen Xu (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (SPARK-21523) Fix bug of strong wolfe linesearch `init` parameter lose effectiveness
Date Mon, 24 Jul 2017 22:58:00 GMT

    [ https://issues.apache.org/jira/browse/SPARK-21523?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16099225#comment-16099225
] 

Weichen Xu commented on SPARK-21523:
------------------------------------

I will work on this once the breeze cut a new version for this bugfix.

> Fix bug of strong wolfe linesearch `init` parameter lose effectiveness
> ----------------------------------------------------------------------
>
>                 Key: SPARK-21523
>                 URL: https://issues.apache.org/jira/browse/SPARK-21523
>             Project: Spark
>          Issue Type: Bug
>          Components: MLlib
>    Affects Versions: 2.2.0
>            Reporter: Weichen Xu
>            Priority: Minor
>   Original Estimate: 24h
>  Remaining Estimate: 24h
>
> We need merge this breeze bugfix into spark because it influence a series of algos in
MLLib which use LBFGS.
> https://github.com/scalanlp/breeze/pull/651



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