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#16097 PR: Implement DocIdSetIterator#intoBitSet in many of the Lucene90DocValuesProducer implementations
1.3 hours ago  1 comments  0 votes  0 watches  github-actions[bot], iverase, martijnvg
This should be useful for any consumer of doc values.
    martijnvg 1.7 hours ago:  LGTM đź‘Ť

#16092 PR: Add hadamard rotation to vector fields
2 hours ago  17 comments  0 votes  0 watches  benwtrent, github-actions[bot], mccullocht, shubhamvishu, xande
Description I worked with CC(Claude Code; did a great job in all phases from initial impl to ... This address the 2nd item Implement random rotation of vectors and queries. from Data-blind scalar ... I'm opening this to gather community feedback, as it shows promising recall improvements.
    mccullocht 2 hours ago:  Maybe this information should appear as part of FieldInfo? That would solve the "global" aspect of configuration as it would be uniform across all segments, ...
    benwtrent 7.2 hours ago:  Its a nice idea. I think we should strive to have a general "precondition vectors" interface. I am sure on the idea of having it integrated via field infos...I need to do some thinking here.

#16053 PR: Add an (optional) field-writer creation strategy to Lucene99FlatVectorsWriter
2.2 hours ago  5 comments  0 votes  0 watches  ChrisHegarty, benwtrent, github-actions[bot], ldematte
Lucene99FlatVectorsWriter hard-codes the per-field storage for vector values to an on-heap ... Different users of Lucene99FlatVectorsFormat and/or Lucene99FlatVectorsWriter may want to change ... In particular, this PR adds a public constructor overload to Lucene99FlatVectorsWriter that accepts ...
    ldematte 2.3 hours ago:  @benwtrent if you don't have any objection, we would like to merge this change
    ChrisHegarty 7.2 days ago:  LGTM

#16069 PR: Load dense filters into bitset in MaxScoreBulkScorer
2.3 hours ago  31 comments  0 votes  0 watches  github-actions[bot], iprithv, romseygeek
when the filter is dense enough (cost >= maxDoc / 32) and has a fast intoBitSet, we just load it ... one important thing I noticed is not all iterators are fast here. the default intoBitSet just loops ... also made sure wrappers don’t hide this. added delegation so we can still detect fast intoBitSet ...
    iprithv 2.3 hours ago:  sure, updated. thanks!
    iprithv 2.3 hours ago:  yes, makes sense. done. thanks!

#15982 PR: Fix undercounting of RAM used by vectors buffered in in-memory segments
3.6 hours ago  24 comments  0 votes  0 watches  github-actions[bot], iprithv, mikemccand, shubhamvishu
Description Vector RAM accounting in ramBytesUsed() had three bugs causing IndexWriter to ... Bugs Fixed Fixes 15901 **1. BufferingKnnVectorsWriter hardcoded Float.BYTES for all encodings** Byte vectors ( ...
    iprithv 3.6 hours ago:  > Thanks for running the tests. Change wise it looks good to me.
    shubhamvishu 13.9 hours ago:  Thanks for running the tests. Change wise it looks good to me.

#15574 PR: Introduce FirstPassGroupingCollectorManager
5.5 hours ago  40 comments  0 votes  0 watches  dweiss, gaobinlong, github-actions[bot], javanna
Description This pr introduces FirstPassGroupingCollectorManager and switches TestGrouping and ... Relates to https://github.com/apache/lucene/issues/12892.
    gaobinlong 5.5 hours ago:  Changed it.
    gaobinlong 5.6 hours ago:  Added, and also a test for it.

#16071: Can we improve caching of dense results?
7.6 hours ago  2 comments  0 votes  0 watches  iverase, romseygeek, sgup432
I am working into improving the behaviour of DocValues skippers when they are applied to a single ... In this case, for some queries we know the result is dense so we can just find the minimum and ... This is the denser representation you can have for this type of iterator.
    iverase 7.6 hours ago:  @sgup432 Yes, that's an option. The query might need to scan a couple of skipper blocks which make it a bit more costly but indeed ... I have been trying to teach lucene bench to run using the cache (as it is something that we are not ...
    sgup432 2.1 days ago:  I wonder if caching results of a dense field which is a primary sort of an index makes any sense. As the computation for such case is cheap as it only requires few skipper reads which should be ... In addition, LRUCache is primarily used for expensive queries(calculated via query type, cost etc), ...

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