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https://issues.apache.org/jira/browse/SPARK-31436?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sean R. Owen resolved SPARK-31436.
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Fix Version/s: 3.1.0
Resolution: Fixed
Issue resolved by pull request 28206
[https://github.com/apache/spark/pull/28206]
> MinHash keyDistance optimization
> --------------------------------
>
> Key: SPARK-31436
> URL: https://issues.apache.org/jira/browse/SPARK-31436
> Project: Spark
> Issue Type: Improvement
> Components: ML
> Affects Versions: 3.1.0
> Reporter: zhengruifeng
> Assignee: zhengruifeng
> Priority: Minor
> Fix For: 3.1.0
>
>
> current implementation is based on set operation, it is inefficient
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