knowhere

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Minimize the error when converting float32 to bf16/fp16 by using rounding rather than truncation

1

foxspy

wip: [do not review] improve hnsw iterator

3

by adding unvisited invalid nodes in initial search to pending visit candidates /kind improvement issue: #500

zhengbuqian

Consistency in the computation logic between growing and sealed segment

1

Milvus segments have two states: growing and sealed, which may correspond to different types of indexes. These indexes need to maintain consistency in their computation logic; otherwise, when a segment...

foxspy

GPU Memory Pool, Only for search.

1

Presburger

improve the iterator implementation

2

so that we can avoid as much duplicate code between indexes as possible and form a good foundation for Cardinal to add iterator support

zhengbuqian

multi GPU select device id is uneven.

1

some time maybe perfer even number id, or odd number id.

Presburger

Faiss PR https://github.com/facebookresearch/faiss/pull/3276 ``` AVX-512 implementation for PQFastScan for QBS. For local benchmarks on 4th gen Xeon, the QPS is up to 10% higher, mostly for a single query case....

alexanderguzhva

[feat] Add sparse vector support to knowhere

1

Work Items: * [x] Search w/ & w/o filter * [x] columnar brute force sparse vector index * [x] wand based sparse vector index * [ ] other feature *...

zhengbuqian

todo: make knowhere debuggable in Visual Studio Code

2

alexanderguzhva

todo: add arm code for scalarquantizer

2

see https://github.com/facebookresearch/faiss/pull/3166

alexanderguzhva