import { ClassifierBase } from '../base';
import { Params } from '../base/estimator';
import { Distance } from '../metrics';
import { IWeightType } from './utils';
export interface KNearestNeighborsProps {
    kNeighbors?: number;
    weightType?: IWeightType;
    distanceType?: Distance.IDistanceType;
    pNorm?: number;
}
export declare class KNearestNeighbors extends ClassifierBase {
    private trainX;
    private trainY;
    private metric;
    private kNeighbors;
    private weightType;
    private pNorm;
    private fitted;
    constructor(props?: KNearestNeighborsProps);
    /** @deprecated positional form; prefer the props-object constructor */
    constructor(kNeighbors?: number, weightType?: IWeightType, distanceType?: Distance.IDistanceType, pNorm?: number);
    getParams(): Params;
    fit(trainX: number[][], trainY: number[]): void;
    predict(testX: number[][]): number[];
}
/** @deprecated Use KNearestNeighbors instead. */
export declare const KNearstNeighbors: typeof KNearestNeighbors;
/** @deprecated Use KNearestNeighbors instead. */
export type KNearstNeighbors = KNearestNeighbors;