export interface MemoryEmbeddingProvider {
    embed(texts: string[]): Promise<number[][]>;
    readonly dimensions: number;
}
export interface EmbeddedMemoryEntry {
    id: string;
    embedding: number[];
}
export declare function cosineSimilarity(a: number[], b: number[]): number;
export declare function hybridScore(keywordScore: number, semanticScore: number, semanticWeight?: number): number;
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