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#16980: Enable term sort pruning for search_after before the hit queue is full
1.3 hours ago  0 comments  0 votes  0 watches  kkewwei
Description TermOrdValComparator requires the hit queue to be full before updating its ... For search_after query, this means that docs before the page boundary may still be visited and ... Before the queue is full, use the segment-local ordinal of the search_after value to build a ...

#16969 PR: Remove deprecated SpanishMinimalStemFilter and SpanishMinimalStemmer
1.7 hours ago  9 comments  0 votes  0 watches  cbuescher, epugh, github-actions[bot], javanna, xaviersanchez
The stemmer was deprecated in 9.1 and scheduled for deletion in 11. SpanishPluralStemFilter is suggested instead for migration. Adds CHANGES entry and migration note for 11.0.
    xaviersanchez 1.7 hours ago:  Cool! Glad to see our work is still useful 😊
    epugh 9.8 hours ago:  Nice to see this cleanup. I remember working with @xaviersanchez to add the Plural stemmer many years ago!

#16829 PR: Fix Lucene99MemorySegmentScalarQuantizedVectorScorer for vectors that straddle an mmap chunk
3.1 hours ago  0 comments  0 votes  0 watches  LantaoJin, github-actions[bot]
Description **This is a correctness bug** in the off-heap scorer for the legacy Lucene99 ... When a quantized vector straddles an MMapDirectory chunk boundary, getNode copies it to a heap ... Switching to asSlice fixes that but exposes a second bug: setScoringOrdinal keeps the query as a ...

#16879 PR: Reuse HNSW graphs when merging through SortingCodecReader
3.1 hours ago  0 comments  0 votes  0 watches  LantaoJin, github-actions[bot]
Description <!-- If this is your first contribution to Lucene, please make sure you have reviewed the ... Neither wrapper's vectors reader is a HnswGraphProvider, so IncrementalHnswGraphMerger finds no ...

#16748 PR: Rank late interaction SUM_MAX_SIM by raw MaxSim
3.1 hours ago  1 comments  0 votes  0 watches  LantaoJin, github-actions[bot]
Description **This PR fixes a low impact correctness issue**: SUM_MAX_SIM summed VectorSimilarityF ... The scaling is affine for COSINE and DOT_PRODUCT but not for EUCLIDEAN (1 / (1 + d^2)) or ... Here is a counter-example: query (1,0,0), (0,1,0); doc A (1,0,0); doc B (0.55, 0.55, 0.6285).
    github-actions[bot] 11.3 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!

#16830 PR: Fix stale score correction in Lucene99 OffHeapQuantizedByteVectorValues
3.2 hours ago  1 comments  0 votes  0 watches  LantaoJin, github-actions[bot]
Description **This is a correctness bug**, though a hard one to hit. OffHeapQuantizedByteVectorValues caches the last vector read by vectorValue() together with its ... On a cache miss, getScoreCorrectionConstant(j) wrote j's correction into that cache without ...
    github-actions[bot] 7.3 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!

#16972 PR: LFV-663: Fix Brazilian "logias" stem replacement
5.2 hours ago  4 comments  0 votes  0 watches  github-actions[bot], shbhar, sjs004
Description Brazilian stemmer for logias isn't working because the result is not assigned back ... This PR fixes that and adds relevant tests for the same Resolves LFV-663 of parent issue https:// ...
    shbhar 5.2 hours ago:  According to AI this bug has evaded detection for over 22 years (since version 1.9)! :O https://shbhar.github.io/lucene-ai-bug-hunt/?q=LFV-663
    shbhar 14 hours ago:  oof, just a minor typo!

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