/**
 * Calculate Jaro distance between two strings, this is a measure of string similarity.
 * Higher value means more similarity.
 * @param {string} first
 * @param {string} second
 * @param {number} first_length
 * @param {number} second_length
 * @return {number}
 */
export function string_jaro_distance(first: string, second: string, first_length: number, second_length: number): number;
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