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While merging quantized vector fields, how can we minimize information loss?

type:enhancement

Status: Open.

#15773 In apache/lucene;

· kaivalnp opened on Feb 26, 2026

Coordinate DocValues skip list evaluation across multiple fields in conjunction queries

type:enhancement

Status: Open.

#15770 In apache/lucene;

· sgup432 opened on Feb 26, 2026

PathHierarchyTokenizer "ancestor search" use case broken in lucene >= 10.0

type:bug

Status: Open.

#15769 In apache/lucene;

· hossman opened on Feb 25, 2026

Add support for BM25's k3 parameter to query parsers

type:task

Status: Open.

#15768 In apache/lucene;

· jpountz opened on Feb 25, 2026

TestIndexWriter.testThreadInterruptDeadlock - Inconsistency of field data structures across documents

type:test

Status: Open.

#15761 In apache/lucene;

· john-wagster opened on Feb 23, 2026

HTMLStripCharFilter incorrectly discards content when attribute value ends with '=' followed by '>'

Status: Open.

#15754 In apache/lucene;

· Seungmin123 opened on Feb 23, 2026

Explore more granular vector quantization?

type:enhancement

Status: Open.

#15734 In apache/lucene;

· kaivalnp opened on Feb 19, 2026

MemorySegmentIndexInput absolute read methods might modify position

type:bug

Status: Open.

#15730 In apache/lucene;

· viliam-durina opened on Feb 19, 2026

DirectoryTaxonomyReader#getBulkPath doesn't use cache

type:bug

Status: Open.

#15705 In apache/lucene;

· epotyom opened on Feb 13, 2026

Review uses of DocValuesRangeIterator

Status: Open.

#15703 In apache/lucene;

· romseygeek opened on Feb 12, 2026

For 4-bit quantized vectors, should we change the scheme of unpacking nibbles?

type:enhancement

Status: Open.

#15697 In apache/lucene;

· kaivalnp opened on Feb 11, 2026

Update Lucene104PostingsWriter level1skipdata doc count

type:documentation

Status: Open.

#15670 In apache/lucene;

· Lyon-NEU opened on Feb 6, 2026