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From "Xiangrui Meng (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SPARK-5562) LDA should handle empty documents
Date Mon, 29 Jun 2015 06:20:05 GMT

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

Xiangrui Meng updated SPARK-5562:
---------------------------------
    Shepherd: Joseph K. Bradley

> 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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