export type KnowledgeRetrievalChannel = 'exact' | 'bm25' | 'entity' | 'manifest' | 'vector';
export interface KnowledgeRetrievalScoringProfile {
    version: string;
    rrfK: number;
    channelWeights: Record<KnowledgeRetrievalChannel, number>;
    pageTailWeight: number;
    pageTailCap: number;
    graphSeedMinimum: number;
    graphCandidateMinimum: number;
}
export declare const KNOWLEDGE_RETRIEVAL_SCORING_PROFILE: KnowledgeRetrievalScoringProfile;
export declare function weightedReciprocalRankFusion(input: {
    channelRanks: Partial<Record<KnowledgeRetrievalChannel, string[]>>;
    profile?: KnowledgeRetrievalScoringProfile;
}): Map<string, {
    rawScore: number;
    normalizedScore: number;
    channelRanks: Partial<Record<KnowledgeRetrievalChannel, number>>;
}>;
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