import type { EmpathyKeywordStore, EmpathyMatchResult, EmpathyKeywordConfig } from './empathy-types.js';
export declare function createDefaultKeywordStore(language?: 'zh' | 'en'): EmpathyKeywordStore;
export declare function matchEmpathyKeywords(text: string, store: EmpathyKeywordStore, config?: EmpathyKeywordConfig): EmpathyMatchResult;
export declare function applyKeywordUpdates(store: EmpathyKeywordStore, updates: Record<string, {
    action: 'add' | 'update' | 'remove';
    weight?: number;
    falsePositiveRate?: number;
    examples?: string[];
    reasoning?: string;
}>): {
    added: number;
    updated: number;
    removed: number;
};
export declare function shouldTriggerOptimization(store: EmpathyKeywordStore, turnsSinceLastOptimization: number, config?: EmpathyKeywordConfig): boolean;
export declare function getKeywordStoreSummary(store: EmpathyKeywordStore): {
    totalTerms: number;
    seedTerms: number;
    discoveredTerms: number;
    topHitTerms: {
        term: string;
        hitCount: number;
        weight: number;
    }[];
    highFalsePositiveTerms: {
        term: string;
        falsePositiveRate: number;
    }[];
};
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