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## Description
For k-NN, we have the bulk of our documentation in the path "search-plugins/knn/index/" ([ref](https://opensearch.org/docs/2.13/search-plugins/knn/index/)). For instance we have our sc…
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Does Weaviate allow for implementing brute force KNN search?
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### Description
The search stats show how many and how long queries and fetches take. But when the knn search happens in the DFS phase, these stats don't include it. This might confuse people because…
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## 🚀 Request
Retrieval metrics should be more aligned with typical practices. Recommendation is below.
### Explanation
The current best practice for calculating retrieval metrics follows thi…
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6258782 helped, but ideally we would:
- not do the temporary copies to the last axis at all
- honor `self_value` again
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List of backends for approximate nearest neighbours (ANN) search:
- [x] `RcppHNSW::RcppHNSW`
- [x] `RcppAnnoy`
- [x] `mlpack` with `lsh`, `knn`, `krann`
- [x] ~~`RANN`~~
- [x] `rnndescent`
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**What is the bug?**
Assume you have the following index:
```python
index_body = {
"settings": {
"index.knn": True,
"number_of_replicas": 0,
"number_of_shards": 1,
…
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### Description
in some scenarios, we want to `reduce the disk usage` and `io throughput` for the source field. so, we would excludes knn fields in mapping which do not store the source like( this wo…
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## Description
Looks like BWC tests are failing (#1620 ). Unsure yet if its flaky, or caused by recent change. Needs investigation.
Test is org.opensearch.knn.bwc.IndexingIT.testKNNDefaultIndexS…
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### Why - Problem description
- We are now able to predict labels 300ms after image upload
- Sometimes it's applied automatically, sometimes we have a prediction that needs to be validated
- We'd l…