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Posted to issues@spark.apache.org by "Hyukjin Kwon (JIRA)" <ji...@apache.org> on 2019/05/21 04:13:48 UTC
[jira] [Resolved] (SPARK-18409) LSH approxNearestNeighbors should
use approxQuantile instead of sort
[ https://issues.apache.org/jira/browse/SPARK-18409?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Hyukjin Kwon resolved SPARK-18409.
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Resolution: Incomplete
> LSH approxNearestNeighbors should use approxQuantile instead of sort
> --------------------------------------------------------------------
>
> Key: SPARK-18409
> URL: https://issues.apache.org/jira/browse/SPARK-18409
> Project: Spark
> Issue Type: Improvement
> Components: ML
> Reporter: Joseph K. Bradley
> Priority: Major
> Labels: bulk-closed
>
> LSHModel.approxNearestNeighbors sorts the full dataset on the hashDistance in order to find a threshold. It should use approxQuantile instead.
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