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Posted to issues@spark.apache.org by "Sean Owen (JIRA)" <ji...@apache.org> on 2016/04/15 14:10:25 UTC

[jira] [Updated] (SPARK-14370) Avoid creating duplicate ids in OnlineLDAOptimizer

     [ https://issues.apache.org/jira/browse/SPARK-14370?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sean Owen updated SPARK-14370:
------------------------------
    Assignee: Pravin Gadakh

> Avoid creating duplicate ids in OnlineLDAOptimizer
> --------------------------------------------------
>
>                 Key: SPARK-14370
>                 URL: https://issues.apache.org/jira/browse/SPARK-14370
>             Project: Spark
>          Issue Type: Improvement
>          Components: MLlib
>            Reporter: Joseph K. Bradley
>            Assignee: Pravin Gadakh
>            Priority: Trivial
>             Fix For: 2.0.0
>
>
> In {{OnlineLDAOptimizer}}'s {{submitMiniBatch}} method, we create a list of ids {{val ids: List[Int]}} before calling {{variationalTopicInference}}, which then creates a duplicate set of ids.  {{variationalTopicInference}} should reuse the same set.



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