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#16476 PR: GITHUB#7820: report which segment's .si could not be read

10.8 minutes ago 8 comments 0 votes 0 watches github-actions[bot], gokaai, mikemccand, romseygeek, serhiy-bzhezytskyy

Description CheckIndex reports that a commit point could not be read, but not *which* segment is ... This is the November 2023 comment on 7820: > the exception "does not make it clear which segment(s ... It introduces CorruptSegmentInfoException and throws it from SegmentInfos when a segment's .si ...

serhiy-bzhezytskyy 10.8 minutes ago:	Hi @romseygeek — tagging you since you've picked up my earlier PRs here and know the context. This one has been sitting a couple of weeks; it's synced to main now, and the workflow runs need ... Happy to do whatever is needed to get it merged — what else can I improve or fix?
serhiy-bzhezytskyy 4 days ago:	yes, i tested — the code cherry-picks onto branch_10x cleanly, only the CHANGES entry conflicts ...

#16519 PR: ScoreSupplier#cost throws an IOException

2.2 hours ago 2 comments 0 votes 0 watches github-actions[bot], iverase, romseygeek

Changes the signature of ScoreSuppliercost to throw an IOException closes https://github.com/ ...

romseygeek 2.4 hours ago:	Make sense to me, thanks @iverase
romseygeek 2.5 hours ago:	Out-of-date comment

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

2.7 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 (!

#16294 PR: Route doc-values queries through ConstantScoreScorerSupplier

2.8 hours ago 1 comments 0 votes 0 watches costin, github-actions[bot]

Replace DefaultScorerSupplier with ConstantScoreScorerSupplier in five constant-score doc-values ... Same pattern as 16143

github-actions[bot] 24.4 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!

#16297 PR: Use LongHashSet for sparse ordinal sets in DocValuesRangeIterator

2.8 hours ago 1 comments 0 votes 0 watches costin, github-actions[bot]

Replace LongBitSet with LongHashSet in buildOrdinalSet() so memory scales with the number of ... This is an issue since DocValuesRangeIterator.buildOrdinalSet() builds a set of matching ordinals ... The current implementation allocates, per query, a LongBitSet(ordCount) where ordCount is the ...

github-actions[bot] 24.4 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!

#16518: Should ScoreSupplier#cost API throw an IOException?

2.9 hours ago 0 comments 0 votes 0 watches iverase

I was reviewing the implementation of that method and I noticed that in most cases we need to ... In some cases, we need to catch the IOException and throw and UncheckedIOException instead (see ... Therefore throwing an IOException in this method provides better information to the user and it ...

#16029: Data-blind scalar quantization

5.9 hours ago 6 comments 0 votes 0 watches Pranshu-S, mccullocht, mikemccand, romseygeek, shubhamvishu, xande

Description Add options for data-blind scalar quantization. Data blind quantization will allow users to drop the raw float vectors which will be a significant ... There are 3 parts to this change: - [ ] Allow users to disable centering and drop the raw float ...

mccullocht 5.9 hours ago:	@Pranshu-S what do you mean by "change the distance estimator" here? IIRC RaBitQ quantizes the residual of the vector against some centroid after rotation at which ...
Pranshu-S 6.2 hours ago:	I’ve been independently experimenting with the low-bit quantization pieces discussed here, and ... I initially tested structured Hadamard preconditioning against Lucene’s existing 1-bit BBQ scoring ... I later found 16092, which is implementing essentially the same direction more completely (sign ...

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