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  1. Spark
  2. SPARK-28117

LDA and BisectingKMeans cache the input dataset if necessary

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: 3.0.0
    • Fix Version/s: 3.0.0
    • Component/s: ML
    • Labels:
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      Description

      In MLLIB-LDA, if the EM solver caches the dataset internally, while the Online do not.

      So in the ML-LDA, we need to cache the internmediate dataset if necessary.

       

      BisectingKMeans also needs too.

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              • Assignee:
                podongfeng zhengruifeng
                Reporter:
                podongfeng zhengruifeng
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                • Created:
                  Updated:
                  Resolved: