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From "Xiangrui Meng (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (SPARK-6336) LBFGS should document what convergenceTol means
Date Tue, 17 Mar 2015 19:12:38 GMT

     [ https://issues.apache.org/jira/browse/SPARK-6336?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Xiangrui Meng resolved SPARK-6336.
----------------------------------
       Resolution: Fixed
    Fix Version/s: 1.3.0

Issue resolved by pull request 5033
[https://github.com/apache/spark/pull/5033]

> LBFGS should document what convergenceTol means
> -----------------------------------------------
>
>                 Key: SPARK-6336
>                 URL: https://issues.apache.org/jira/browse/SPARK-6336
>             Project: Spark
>          Issue Type: Documentation
>          Components: Documentation, MLlib
>    Affects Versions: 1.3.0
>            Reporter: Joseph K. Bradley
>            Priority: Trivial
>             Fix For: 1.3.0
>
>
> LBFGS uses Breeze's LBFGS, which uses relative convergence tolerance.  We should document
that convergenceTol is relative and ensure in a unit test that this behavior does not change
in Breeze without us realizing it.



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