ai-utils.js/util/cosineSimilarity.d.ts

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/**
 * Calculates the cosine similarity between two vectors. They must have the same length.
 *
 * @param a The first vector.
 * @param b The second vector.
 *
 * @returns The cosine similarity between the two vectors.
 *
 * @see https://en.wikipedia.org/wiki/Cosine_similarity
 */
export declare function cosineSimilarity(a: number[], b: number[]): number;