# DistanceStrategy

> **Class** in `langchain_elasticsearch`

📖 [View in docs](https://reference.langchain.com/python/langchain-elasticsearch/_utilities/DistanceStrategy)

Enumerator of the Distance strategies for calculating distances
between vectors.

## Signature

```python
DistanceStrategy()
```

## Extends

- `str`
- `Enum`

## Properties

- `EUCLIDEAN_DISTANCE`
- `MAX_INNER_PRODUCT`
- `DOT_PRODUCT`
- `JACCARD`
- `COSINE`

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[View source on GitHub](https://github.com/langchain-ai/langchain-elastic/blob/e78a327f38e09abd10128ed28c8774e9a8f9fec0/libs/elasticsearch/langchain_elasticsearch/_utilities.py#L14)