import type { FuzzySearchOptions, FuzzyMatch } from './types';
export declare const PREFIX_MATCH_MIN_SIMILARITY = 0.8;
export declare function levenshteinDistance(str1: string, str2: string): number;
export declare function similarityScore(str1: string, str2: string, useTranspositions?: boolean): number;
export declare function damerauLevenshteinDistance(str1: string, str2: string): number;
export declare function getNgrams(str: string, n?: number): Set<string>;
export declare function ngramOverlap(ngrams1: Set<string>, ngrams2: Set<string>): number;
export declare function findSimilarTerms(query: string, dictionary: string[], options?: FuzzySearchOptions): FuzzyMatch[];