export type LineFunction = (x: number) => number;
export interface LinearRegressionOptions {
    /**
     * Initial parameter values.
     *
     * @default [0,0]
     */
    initialValues?: number[];
}
/**
 * Get the line function with given slope and offset.
 *
 * @param root0 - Line parameters.
 * @param root0."0" - Slope.
 * @param root0."1" - Offset.
 * @returns The line function.
 */
export declare function line([a, b]: number[]): LineFunction;
/**
 * Compute linear regression parameters for the given data.
 *
 * @param source - Source data.
 * @param destination - Destination data.
 * @param options
 * @returns Line parameters.
 */
export declare function linearRegression(source: number[], destination: number[], options?: LinearRegressionOptions): number[];
//# sourceMappingURL=linearRegression.d.ts.map