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https://issues.apache.org/jira/browse/SPARK-60237?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ruifeng Zheng resolved SPARK-60237.
-----------------------------------
Fix Version/s: 4.4.0
Resolution: Fixed
Issue resolved by pull request 59461
[https://github.com/apache/spark/pull/59461]
> Use OpenHashSet for binary HashingTF
> ------------------------------------
>
> Key: SPARK-60237
> URL: https://issues.apache.org/jira/browse/SPARK-60237
> Project: Spark
> Issue Type: Sub-task
> Components: ML
> Affects Versions: 5.0.0, 4.4.0
> Reporter: Ruifeng Zheng
> Assignee: Ruifeng Zheng
> Priority: Major
> Labels: pull-request-available
> Fix For: 4.4.0
>
>
> Binary HashingTF only needs to track distinct feature indices. Use
> OpenHashSet[Int], sort the resulting indices, and construct a sparse vector
> with 1.0 values. This is implemented in
> https://github.com/apache/spark/pull/59461.
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