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#16849 PR: Make BitSetIterator#docIDRunEnd linear
4.6 hours ago  18 comments  0 votes  0 watches  costin, github-actions[bot], jimczi, kkewwei
Since #16072, BitSetIteratordocIDRunEnd scans to the next clear bit on every call. This becomes a problem on long runs of bits which are rescanned on every window (e.g. DenseConjunctionBulkScore whenever the segment has deletions).
    costin 4.6 hours ago:  Thanks for the feedback folks; I've updated the code accordingly.
    costin 4.6 hours ago:  Added a comment on its use

#16857 PR: Consolidate Sort pruning logic
4.9 hours ago  1 comments  0 votes  0 watches  github-actions[bot], romseygeek
Whether or not to use index-sort based early termination or index-value based sort pruning is ... This change consolidates these decisions into segment-level logic centred on FieldValueHitQueue, ... In addition, the deprecated methods on SortField that allow users to disable pruning are removed ...
    romseygeek 4.9 hours ago:  I ran benchmarks for this change and they showed no significant difference. This is mainly about making future changes easier: ` ┌──────────────────────────────────────── ...

#16746 PR: Expand long overlapping LZ4 matches with bulk copies
6.1 hours ago  2 comments  0 votes  0 watches  AndreKurait, dweiss, github-actions[bot]
Description This change adds a performance improvement for some repetitive inputs, aligning ... . > **AI-assisted evidence summary** > > Long matches (at least 274 bytes) enter a helper ...
    github-actions[bot] 20.5 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!
    dweiss 15.6 days ago:  Interesting. I also toyed with LLM-based benchmarking and improvements to various compression algorithms ... The results do depend on which CPU you ran your training on (because the results of low-level trial ...

#16623 PR: Add LiveDocs.toFixedBitSet specialization in FixedBitSet.copyOf
7.1 hours ago  39 comments  0 votes  0 watches  costin, github-actions[bot], github-advanced-security[bot], javanna, michaeljmarshall, msokolov, salvatore-campagna, salvatorecampagna
After LiveDocs interface was introduced in 15413, FixedBitSet.copyOf fell to per-bit loop execution ... This PR addresses that by introducing a toFixedBitSet() method on LiveDocs and a dedicated check in ... Since there are only two implementations of LiveDocs, both final, the dispatch is bimorphic and ...
    salvatorecampagna 7.3 hours ago:  Should we also cover a padded SparseLiveDocs, like the dense case? It would catch a sparse specific copy that sizes the result from the backing set, which is what ...
    salvatorecampagna 7.3 hours ago:  This assumes every LiveDocs overrides applyMask with a bulk implementation, but LiveDocs does not ... AssertingLeafReader.AssertingLiveDocs does not override it, so it takes the default, which the ... That only affects tests today.

#16826: LongsRef.deepCopyOf javadoc says IntsRef
9.3 hours ago  1 comments  0 votes  0 watches  VelpulaGangavardhan, hidingmyname
Description **Location** (lucene @ main f94888d85c1): lucene/core/src/java/org/apache/lucene/util ... **Suggested fix**: The returned LongsRef will have ... `diff --- a/lucene/core/src/java/org/apache/lucene/util/LongsRef.java +++ b/lucene/core/src/java/ ...
    VelpulaGangavardhan 9.3 hours ago:  Hi, I'd like to contribute to this documentation fix. I can correct the IntsRef reference to LongsRef in the deepCopyOf() Javadoc. I noticed you mentioned you could submit a PR, so I wanted to check whether you're already working ...

#16821: highlight package doc example uses removed APIs (IndexSearcher(Directory), IndexSearcher.doc(int))
9.9 hours ago  1 comments  0 votes  0 watches  VelpulaGangavardhan, hidingmyname
Description **Location** (lucene @ main f94888d85c1): lucene/highlighter/src/java/org/apache/ ... **Suggested fix**: open a reader for the searcher, and load stored fields via storedFields(). `diff --- a/lucene/highlighter/src/java/org/apache/lucene/search/highlight/package-info.java +++ b/ ...
    VelpulaGangavardhan 9.9 hours ago:  Hi, I'd like to contribute to this documentation fix. I can update the example to use DirectoryReader.open(directory) and searcher.storedFields(). ... I noticed you mentioned you could submit a PR, so I wanted to check first: are you already working ...

#16856: BlockMaxConjunctionBulkScorer iterates windows past maxDoc
10.3 hours ago  0 comments  0 votes  0 watches  mikepapadim
# Description BlockMaxConjunctionBulkScorerscore loops while windowMin < max, but does not cap max ... Whole-segment searches pass NO_MORE_DOCS as max. If the final windows in a segment are non-competitive, they are skipped without advancing the lead ...

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