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#14137: Exception raised when using FixedShingleFilter with WordDelimiterGraphFilter
30.6 minutes ago  1 comments  0 votes  0 watches  Arc-Asumity, binshengliu, vismaytiwari
Description Hi, I'd like to report an issue using FixedShingleFilter with WordDelimiterGraphFilter ... An exception is raised on the following conditions. * Tokenizer produces 1 token * WordDelimiterGrap ...
    vismaytiwari 30.6 minutes ago:  Opened 16384 for this. The flattened graph feeding FixedShingleFilter for 555,0 is 5550(posInc 1), 555(posInc 0), 0(posInc ... The fix accumulates the increments of base positions that emit nothing and applies the total to the ...

#16384 PR: Fix FixedShingleFilter emitting a leading 0 position increment (GITHUB#14137)
32.1 minutes ago  0 comments  0 votes  0 watches  github-actions[bot], vismaytiwari
Description Fixes 14137. With a valid analyzer chain — StandardTokenizer → WordDelimiterGraphFilter(GENERATE_WORD_PARTS | ... This is the same chain Elasticsearch's search_as_you_type uses.

#16313 PR: Refactor conditional statements to switch expression in Dictionary class
1.5 hours ago  2 comments  0 votes  0 watches  github-actions[bot], gsmiller, msokolov, rajat315315
Description Fixes https://github.com/apache/lucene/issues/16314 <!-- If this is your first contribution to Lucene, please make sure you have reviewed the ... https://github.com/apache/lucene/blob/main/CONTRIBUTING.md -->
    msokolov 1.5 hours ago:  Why would we do this? We don't want to be making changes just for the sake of making changes. It looks as if you must be running some kind of bot that is generating automated code change PRs.
    rajat315315 4.8 hours ago:  @gsmiller @msokolov This is a simple code refactoring Pull request.

#16320 PR: Improve sorting logic in NeighborArray and add test for stable order
4.9 hours ago  3 comments  0 votes  0 watches  github-actions[bot], msokolov, rajat315315
Fixes https://github.com/apache/lucene/issues/16321 Description The legacy sorting logic in ... The solution I'm proposing takes O(N) time complexity and O(N) space complexity.
    rajat315315 4.9 hours ago:  Apologies, NeighborArray data-structure is only used during indexing phase. The search time results/improvements is likely normal test run noise.
    msokolov 1.8 days ago:  Can you explain the search speedup? I don't see how any improvements in this area can affect search given that we only use ... This is making me doubt all the results reported here.

#15027 PR: Optimize prefix sum computation in Lucene99HnswVectorsReader; fixes #15024
16.5 hours ago  20 comments  0 votes  0 watches  benwtrent, github-actions[bot], jpountz, msokolov, romseygeek, yossev
Replaced the two-step prefix sum loop in Lucene99HnswVectorsReader with a single-loop variant that ... Previous approach: - Read first value separately.
    github-actions[bot] 16.5 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!
    github-actions[bot] 4.6 months 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!

#15177 PR: Update code comment after bumping block size to 256.
16.5 hours ago  4 comments  0 votes  0 watches  RamakrishnaChilaka, benwtrent, github-actions[bot], jpountz, romseygeek
The flag we store at the beginning of every block is either 0 if the block is dense, a positive ... This PR updates the comment that explains why we're guaranteed to not overflow a byte with the ...
    github-actions[bot] 16.5 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!
    github-actions[bot] 4.6 months 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!

#15494 PR: Set minimum competitive score in FirstPassGroupingCollector
16.5 hours ago  6 comments  0 votes  0 watches  benwtrent, gaobinlong, github-actions[bot], jpountz, mikemccand, romseygeek
Similar to TopScoreDocCollector, in FirstPassGroupingCollector, if the primary sort is _score, we ...
    github-actions[bot] 16.5 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!
    github-actions[bot] 3.1 months 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!

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