import { NormalizedStringDistance } from './interfaces/NormalizedStringDistance';
import { NormalizedStringSimilarity } from './interfaces/NormalizedStringSimilarity';
export declare class JaroWinkler implements NormalizedStringSimilarity, NormalizedStringDistance {
    private readonly DEFAULT_THRESHOLD;
    private readonly THREE;
    private readonly JW_COEF;
    private readonly threshold;
    constructor(threshold?: number);
    similarity(s1: string, s2: string): number;
    distance(s1: string, s2: string): number;
    private matches;
}