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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-1992) Add convergence criterion to SGD optimizer
Date Thu, 21 May 2015 08:16:02 GMT

    [ https://issues.apache.org/jira/browse/FLINK-1992?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14553851#comment-14553851
] 

ASF GitHub Bot commented on FLINK-1992:
---------------------------------------

Github user tillrohrmann commented on a diff in the pull request:

    https://github.com/apache/flink/pull/692#discussion_r30781085
  
    --- Diff: flink-staging/flink-ml/src/main/scala/org/apache/flink/ml/optimization/Regularization.scala
---
    @@ -95,6 +95,7 @@ abstract class DiffRegularization extends Regularization {
           regParameter: Double)
     }
     
    +// TODO(tvas): I think NoRegularization should extend DiffRegularization
    --- End diff --
    
    Why do you think?


> Add convergence criterion to SGD optimizer
> ------------------------------------------
>
>                 Key: FLINK-1992
>                 URL: https://issues.apache.org/jira/browse/FLINK-1992
>             Project: Flink
>          Issue Type: Improvement
>          Components: Machine Learning Library
>            Reporter: Till Rohrmann
>            Assignee: Theodore Vasiloudis
>            Priority: Minor
>              Labels: ML
>             Fix For: 0.9
>
>
> Currently, Flink's SGD optimizer runs for a fixed number of iterations. It would be good
to support a dynamic convergence criterion, too.



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