import type { Embedder } from "../util/embeddings.js";
export declare const TOPIC_MIN_CONFIDENCE = 0.5;
export interface RankedTopic {
    topic: string;
    score: number;
}
export interface ClassifyTopicResult {
    topic: string | null;
    ranked: RankedTopic[];
    modelUsed: boolean;
}
export interface ClassifyTopicOptions {
    minConfidence?: number;
    labelVectors?: readonly Float32Array[];
}
export declare function classifyTopic(figmentText: string, existingTopics: readonly string[], embedder: Embedder | null, opts?: ClassifyTopicOptions): Promise<ClassifyTopicResult>;
export declare function precomputeTopicLabelVectors(existingTopics: readonly string[], embedder: Embedder | null): Promise<{
    labels: string[];
    vectors: Float32Array[];
}>;
//# sourceMappingURL=topic-classify.d.ts.map