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#16357 PR: Add shared-floor kNN collection to the sandbox module

5.6 hours ago 4 comments 0 votes 0 watches benwtrent, github-actions[bot], krickert, vigyasharma

Sandbox: shared-floor kNN collection for multi-shard search # The problem Distributed HNSW ... The goal of this PR is to open up the ability to test ways to bring this number down which should ... Although initial measurements suggest around a 30% reduction, testing is underway to produce a more ...

krickert 2.3 days ago:	I'm testing this feature it works. Awaiting for someone to review
github-actions[bot] 2.4 days ago:	This PR has not had activity in the past 2 weeks, labeling it as stale. If the PR is waiting for review, notify the dev@lucene.apache.org list. Thank you for your contribution!

#16422 PR: Convert Hunspell Dictionary affix directive parsing else-if chain to …

9.9 hours ago 1 comments 0 votes 0 watches github-actions[bot], rajat315315

Fixes: 16421 Description Using a modern Java switch statement on firstWord simplifies this ... . <!

github-actions[bot] 9.9 hours ago:

This PR has not had activity in the past 2 weeks, labeling it as stale. If the PR is waiting for review, notify the dev@lucene.apache.org list. Thank you for your contribution!

#14845: Should we use the new expectedVisitedNodes estimator to speed up filtered vector search?

20.9 hours ago 8 comments 0 votes 0 watches CH-Abhinav, akhilesh-k, atsushi-matsui, benwtrent, github-project-automation[bot], jpountz, tteofili

Description @benwtrent 's PR at 14836 introduced an estimator for the number of visited nodes ... Currently, filtered vector search works roughly this way: 1. compute a per-leaf k value based on ... This should help save approximate searches that are almost certainly going to be stopped early and ...

CH-Abhinav 20.9 hours ago:	Correction :- After observing Lucene99HnswVectorsReader.java in codecs it is clear that check is ... So can this issue be closed?
CH-Abhinav 23.4 hours ago:	@jpountz I am auditing this issue. Noting that PR #15070 was closed pending the codec-level refactoring in #14963, and that #14963 has ... Is this issue open for contribution?

#16489 PR: Pattern replace keywords

22.2 hours ago 0 comments 0 votes 0 watches github-actions[bot], xabbu42

Description Add an ignoreKeywords flag to PatternReplaceFilter similar to WordDelimiterGraphFilt ... We use PatternReplaceFilter for some custom spelling normalization and minimal stemming and would ... Disclaimers This pull request was created using aider and Claude Sonnet 4.

#16474 PR: GITHUB#7820: refuse to exorcise an index whose commit point could not be read

22.3 hours ago 0 comments 0 votes 0 watches github-actions[bot], gokaai, mikemccand, rmuir, serhiy-bzhezytskyy

DescriptionCheckIndex#exorciseIndex dereferences Status#newSegments after checking only ... When the commit point cannot be read, checkIndex leaves newSegments null and sets missingSegments ... Luke is: CheckIndexDialogFactory enables its Repair button on if (!

#16411 PR: GITHUB#12370: early-terminate string sort when field is missing from the whole index

22.3 hours ago 7 comments 0 votes 0 watches github-actions[bot], msokolov, romseygeek, serhiy-bzhezytskyy

Closes 12370. Description Sorting on a string field that is **missing from the whole index** currently scans ... When the sort field doesn't exist anywhere in the segment, every document ties on the "missing" ...

romseygeek 5.9 days ago:	Thanks @serhiy-bzhezytskyy, this looks great. Let's move the CHANGES entry to 10.6, and I will then merge and backport.
romseygeek 5.9 days ago:	Let's put this in the 10.6 section

#16434 PR: GITHUB#14399: decide index-sort early termination per segment in TopFieldCollector

22.3 hours ago 14 comments 0 votes 0 watches github-actions[bot], jpountz, romseygeek, serhiy-bzhezytskyy

Fixes 14399. TopFieldCollector decided whether the search sort is a prefix of the index sort by inspecting only ... The cached decision is then wrong for later segments, and early termination drops documents that ...

romseygeek 5.9 days ago:	One nit: otherwise LGTM. Thanks!
romseygeek 5.9 days ago:	This comment is outdated now, I think?

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