/**
 * SemanticRelevanceScorer — 用向量相似度替代关键词匹配的 RelevanceScorer
 * 实现与 RelevanceScorer 相同的 score() 接口，可直接替换。
 */
import type { KnowledgeEntry } from '../types/index.js';
import type { ScoredEntry } from '../injection/relevance-scorer.js';
import type { EmbeddingProvider } from '../embedding/embedding-provider.js';
export interface SemanticRelevanceScorerOptions {
    embeddingProvider: EmbeddingProvider;
    keywordWeight?: number;
    semanticWeight?: number;
}
export declare class SemanticRelevanceScorer {
    private readonly embedding;
    private readonly keywordWeight;
    private readonly semanticWeight;
    private readonly index;
    private indexedIds;
    constructor(options: SemanticRelevanceScorerOptions);
    /**
     * 对候选条目按与查询的相关性评分，返回降序排列结果。
     * 接口签名与 RelevanceScorer.score() 一致。
     */
    score(query: string, entries: KnowledgeEntry[]): Promise<ScoredEntry[]>;
}
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