import type { KnowledgeFunction, KnowledgeNature, KnowledgeType } from '../types/index.js';
import { OpenAILLMProvider } from '../extraction/llm-extractor.js';
import { type ExtractedItem } from './session-knowledge-llm.js';
export interface KnowledgeMaterial {
    clusterId: number;
    clusterSize: number;
    content: string;
    title?: string;
    nature?: string;
    function?: string;
    domain?: string;
    source?: string;
    confidence?: number;
    tags?: string[];
    sourceRefs: Array<{
        sessionId: string;
        timestamp: string;
    }>;
}
export interface AggregatedKnowledgeItem extends ExtractedItem {
    materialIds: string[];
    sourceRefs: Array<{
        sessionId: string;
        timestamp: string;
    }>;
}
export interface AggregationResult {
    items: AggregatedKnowledgeItem[];
    materialsConsumed: number;
    themeGroups: number;
}
export declare const MAX_MATERIALS_PER_RUN: number;
export declare function aggregateKnowledgeMaterials(llm: OpenAILLMProvider, materials: KnowledgeMaterial[], maxMaterialsPerRun?: number): Promise<AggregationResult>;
export declare function extractedItemToMaterial(clusterId: number, clusterSize: number, item: ExtractedItem, sourceRefs: KnowledgeMaterial['sourceRefs']): KnowledgeMaterial;
export declare function normalizeAggregatedItem(item: AggregatedKnowledgeItem): {
    title: string;
    content: string;
    nature?: KnowledgeNature;
    functionTag?: KnowledgeFunction;
    legacyType: KnowledgeType;
    domain?: string;
    confidence: number;
    tags: string[];
    provenance: Record<string, unknown>;
};
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