[FEA] Support multi-vector lookup
Open
Nobody has claimed this yet.
feature request
- Dominant language
- Cuda
- Stars
- 854
- Forks
- 236
- Avg merge
- 3d 3h
- Merged PRs (30d)
- 62
Description
We need to find a good strategy for multi-vector retrieval. Chamfer distance (#1190) might be a good option. Vespa (and many other databases) use MaxSim. We should look info these approaches and see what might make the most sense.
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reading issue #1190 and reviewing the Chamfer-distance and MaxSim approaches mentioned in this issue. Compare their suitability for multi-vector retrieval in cuVS, then document a concrete recommended direction and the implementation scope that would count as done.
Written by the indexing model from the issue text.
Assessment
- Domain
- search
- Issue type
- Feature
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 20/100