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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2015/06/28 06:33:05 UTC

[jira] [Assigned] (SPARK-5562) LDA should handle empty documents

     [ https://issues.apache.org/jira/browse/SPARK-5562?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-5562:
-----------------------------------

    Assignee:     (was: Apache Spark)

> LDA should handle empty documents
> ---------------------------------
>
>                 Key: SPARK-5562
>                 URL: https://issues.apache.org/jira/browse/SPARK-5562
>             Project: Spark
>          Issue Type: Test
>          Components: MLlib
>    Affects Versions: 1.3.0
>            Reporter: Joseph K. Bradley
>            Priority: Minor
>              Labels: starter
>   Original Estimate: 96h
>  Remaining Estimate: 96h
>
> Latent Dirichlet Allocation (LDA) could easily be given empty documents when people select a small vocabulary.  We should check to make sure it is robust to empty documents.
> This will hopefully take the form of a unit test, but may require modifying the LDA implementation.



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