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  1. Spark
  2. SPARK-6793

Implement perplexity for LDA

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 1.3.0
    • Fix Version/s: 1.5.0
    • Component/s: MLlib
    • Labels:
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    • Target Version/s:

      Description

      LDA should be able to compute perplexity. This JIRA is for computing it on the training dataset. See the linked JIRA for computing it on a new corpus: SPARK-5567

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              • Assignee:
                fliang Feynman Liang
                Reporter:
                josephkb Joseph K. Bradley
                Shepherd:
                Joseph K. Bradley
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                  Updated:
                  Resolved:

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