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  1. Spark
  2. SPARK-18409

LSH approxNearestNeighbors should use approxQuantile instead of sort

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    • Type: Improvement
    • Status: Resolved
    • Priority: Major
    • Resolution: Incomplete
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: ML
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      Description

      LSHModel.approxNearestNeighbors sorts the full dataset on the hashDistance in order to find a threshold. It should use approxQuantile instead.

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              • Assignee:
                huaxingao Huaxin Gao
                Reporter:
                josephkb Joseph K. Bradley
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