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Posted to issues@spark.apache.org by "Joseph K. Bradley (JIRA)" <ji...@apache.org> on 2015/07/07 06:55:05 UTC

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

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

Joseph K. Bradley updated SPARK-5562:
-------------------------------------
    Assignee: Alok Singh

> 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
>            Assignee: Alok Singh
>            Priority: Minor
>              Labels: starter
>             Fix For: 1.5.0
>
>   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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