/**
 * Name normalization for fuzzy matching:
 *  - lowercase
 *  - strip diacritics
 *  - transliterate common cyrillic / arabic / chinese scripts
 *  - collapse whitespace
 *  - drop punctuation
 *
 * Designed for *match keys*, not for display. Original spelling is preserved
 * elsewhere (primary_name, aliases).
 */
export declare function normalizeName(input: string): string;
/**
 * Token-set: split, drop dupes, sort. Lets "John Smith" match "Smith, John".
 */
export declare function tokenSet(input: string): string[];
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