import type { DataRow } from '../types.js';
type AccessorFn = (d: any) => number;
export default function (): {
    (data: DataRow[]): {
        predict(x: number): any;
        predictMany(x: number[]): any;
    };
    x(_: AccessorFn): void;
    y(_: AccessorFn): void;
    span(_: number): void;
};
export {};