langchain.js
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    Interface for the arguments that can be passed to the FakeVectorStore constructor. It includes an optional similarity function.

    interface FakeVectorStoreArgs {
        similarity?: (a: number[], b: number[]) => number;
    }
    Index

    Properties

    Properties

    similarity?: (a: number[], b: number[]) => number

    Type Declaration

      • (a: number[], b: number[]): number
      • Returns the average of cosine distances between vectors a and b

        Parameters

        • a: number[]

          first vector

        • b: number[]

          second vector

        Returns number