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https://issues.apache.org/jira/browse/LUCENE-9024?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16961800#comment-16961800
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ASF subversion and git services commented on LUCENE-9024:
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Commit 7d0dbdaf62299389876a01621430b3ede572ed80 in lucene-solr's branch
refs/heads/branch_8x from Paul Sanwald
[ https://gitbox.apache.org/repos/asf?p=lucene-solr.git;h=7d0dbda ]
LUCENE-9024: Optimize IntroSelector to use median of medians (#966)
> Optimize IntroSelector for worst case
> -------------------------------------
>
> Key: LUCENE-9024
> URL: https://issues.apache.org/jira/browse/LUCENE-9024
> Project: Lucene - Core
> Issue Type: Improvement
> Components: core/other
> Reporter: Paul Sanwald
> Priority: Minor
> Labels: pull-request-available
> Time Spent: 1h 50m
> Remaining Estimate: 0h
>
> There is a TODO in IntroSelector.java to use the median of medians algorithm
> instead of HeapSort for the worst case, as median of medians offers a better
> time complexity.
> I've discussed this with [~jpountz] and he has agreed to review my work on
> this.
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