import { Intent, IntentRecognitionConfig, ConfidenceLevel } from '../types/nl.js';
import { IntentMatch } from './patterns.js';
export type RecognitionStrategy = 'pattern' | 'llm' | 'hybrid';
export interface RecognitionResult {
    intent: Intent;
    confidence: number;
    confidenceLevel: ConfidenceLevel;
    entities: Record<string, unknown>;
    strategy: RecognitionStrategy;
    alternatives: Array<{
        intent: Intent;
        confidence: number;
        strategy: RecognitionStrategy;
    }>;
    processingTime: number;
    metadata: {
        patternMatches?: IntentMatch[];
        llmUsed?: boolean;
        fallbackReason?: string;
        timestamp: Date;
    };
}
export declare class IntentRecognitionEngine {
    private static instance;
    private config;
    private patternEngine;
    private llmFallback;
    private recognitionStats;
    private constructor();
    static getInstance(): IntentRecognitionEngine;
    private initializeConfig;
    private updateConfigFromLoaded;
    private getDefaultConfig;
    recognizeIntent(text: string, context?: Record<string, unknown>): Promise<RecognitionResult | null>;
    private recognizeWithPatterns;
    private recognizeWithLLM;
    private recognizeWithHybrid;
    private tryFallbackStrategy;
    disambiguateIntents(text: string, candidates: RecognitionResult[], _context?: Record<string, unknown>): Promise<RecognitionResult | null>;
    private buildDisambiguationPrompt;
    learnFromFeedback(originalText: string, recognizedIntent: Intent, correctIntent: Intent, userFeedback: string): Promise<void>;
    getStatistics(): {
        successRate: number;
        totalRequests: number;
        successfulRecognitions: number;
        failedRecognitions: number;
        strategyUsage: {
            pattern: number;
            llm: number;
            hybrid: number;
        };
    };
    updateConfig(config: Partial<IntentRecognitionConfig>): void;
    getConfig(): IntentRecognitionConfig;
    resetStatistics(): void;
}
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