import type { DistanceFn } from "./api.js";
/**
 * Normalized Hamming distance between `a` and `b`, i.e. number of differing
 * components divided by vector size.
 *
 * @remarks
 * Reference: https://en.wikipedia.org/wiki/Hamming_distance
 *
 * @param a -
 * @param b -
 */
export declare const distHamming: DistanceFn;
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