/**
 * String manipulation utilities
 */
export declare class StringUtils {
    /**
     * Calculate similarity between two strings (0-1)
     */
    static calculateSimilarity(str1: string, str2: string): number;
    /**
     * Calculate Levenshtein distance between two strings
     */
    static levenshteinDistance(str1: string, str2: string): number;
}
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