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[Backport 3.0] Revert #10070 #11206

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Oct 10, 2025
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[Backport 3.0] Revert #10070 #11206

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4 changes: 2 additions & 2 deletions _vector-search/optimizing-storage/faiss-16-bit-quantization.md
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Expand Up @@ -19,7 +19,7 @@ SIMD optimization is not supported on Windows. Using Faiss scalar quantization o

## Using Faiss scalar quantization

To use Faiss scalar quantization, set the k-NN vector field's `method.parameters.encoder.name` to `fp16` when creating a vector index:
To use Faiss scalar quantization, set the k-NN vector field's `method.parameters.encoder.name` to `sq` when creating a vector index:

```json
PUT /test-index
Expand All @@ -41,7 +41,7 @@ PUT /test-index
"engine": "faiss",
"parameters": {
"encoder": {
"name": "fp16"
"name": "sq"
},
"ef_construction": 256,
"m": 8
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