export interface FuzzySearchResult<T> {
    item: T;
    score: number;
    matches: string[];
}
export interface SearchPattern {
    pattern: RegExp;
    replacement: string;
    weight: number;
}
export declare class FuzzySearchService {
    private singaporeAbbreviations;
    private commonPatterns;
    /**
     * Expand abbreviations in a search query
     */
    expandAbbreviations(query: string): string[];
    /**
     * Calculate Levenshtein distance between two strings
     */
    private levenshteinDistance;
    /**
     * Calculate similarity score between query and target string
     */
    calculateSimilarity(query: string, target: string): number;
    /**
     * Search through items with fuzzy matching
     */
    search<T>(query: string, items: T[], extractText: (item: T) => string[], minScore?: number, maxResults?: number): FuzzySearchResult<T>[];
    /**
     * Extract common Singapore location patterns from text
     */
    extractLocationPatterns(text: string): {
        blockNumber?: string;
        roadName?: string;
        landmark?: string;
        direction?: string;
        amenityType?: string;
    };
}