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Posted to issues@spark.apache.org by "Joseph K. Bradley (JIRA)" <ji...@apache.org> on 2015/05/15 23:59:05 UTC

[jira] [Updated] (SPARK-7678) Scala ML seed Param should be fixed but vary per class

     [ https://issues.apache.org/jira/browse/SPARK-7678?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Joseph K. Bradley updated SPARK-7678:
-------------------------------------
    Summary: Scala ML seed Param should be fixed but vary per class  (was: Scala ML seed Param should vary per class)

> Scala ML seed Param should be fixed but vary per class
> ------------------------------------------------------
>
>                 Key: SPARK-7678
>                 URL: https://issues.apache.org/jira/browse/SPARK-7678
>             Project: Spark
>          Issue Type: Improvement
>          Components: ML
>            Reporter: Joseph K. Bradley
>            Priority: Minor
>
> In [SPARK-7511], we decided to use fixed random seeds per class, rather than generating a new random seed whenever an algorithm is instantiated.  We need to change this in Scala's HasSeed Param.
> The default seed should be produced via some hash of the class name.



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