import type { SerializedModel, OmegaOfflineRAGConfig, OmegaRAGResult, OmegaSourceChunk, OmegaModelInfo, OmegaQueryClassification } from './types.js';
/**
 * Omega-powered offline RAG class
 *
 * Uses @astermind/astermind-community for hybrid retrieval and reranking.
 * Provides enhanced offline capabilities over simple TF-IDF fallback.
 */
export declare class OmegaOfflineRAG {
    private modelState;
    private model;
    private config;
    constructor(config?: OmegaOfflineRAGConfig);
    /**
     * Load a pre-exported model from SerializedModel object
     */
    loadModel(model: SerializedModel): Promise<void>;
    /**
     * Load model from a URL
     */
    loadModelFromUrl(url: string): Promise<void>;
    /**
     * Check if model is loaded and ready
     */
    isReady(): boolean;
    /**
     * Get model information
     */
    getModelInfo(): OmegaModelInfo | null;
    /**
     * Perform RAG query and return answer with sources
     */
    ask(query: string): Promise<OmegaRAGResult>;
    /**
     * Retrieve relevant chunks without generating an answer
     */
    retrieve(query: string, topK?: number): Promise<OmegaSourceChunk[]>;
    /**
     * Classify query type for better handling
     */
    classifyQuery(query: string): OmegaQueryClassification;
    /**
     * Determine confidence level based on retrieval scores
     */
    private determineConfidence;
    /**
     * Clear loaded model
     */
    clear(): void;
}
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