import type { ReadonlyVec } from "./api.js";
/**
 * Computes the covariance coefficient between the two given vectors.
 *
 * @remarks
 * References:
 *
 * - https://en.wikipedia.org/wiki/Covariance
 * - https://www.youtube.com/watch?v=2bcmklvrXTQ
 *
 * @param a -
 * @param b -
 */
export declare const covariance: (a: ReadonlyVec, b: ReadonlyVec) => number;
//# sourceMappingURL=covariance.d.ts.map