langchain.vectorstores.utils.DistanceStrategy

class langchain.vectorstores.utils.DistanceStrategy(value, names=None, *, module=None, qualname=None, type=None, start=1, boundary=None)[source]

Enumerator of the Distance strategies for calculating distances between vectors.

EUCLIDEAN_DISTANCE = 'EUCLIDEAN_DISTANCE'
MAX_INNER_PRODUCT = 'MAX_INNER_PRODUCT'
DOT_PRODUCT = 'DOT_PRODUCT'
JACCARD = 'JACCARD'
COSINE = 'COSINE'