mongodb-rag-core/build/eval/retrievalMetrics/f1AtK.d.ts

Common elements used by MongoDB Chatbot Framework components.

import { MatchFunc } from "./MatchFunc";
import { Primitive } from "./Primitive";
/**
  Calculate F1@K.
  The F1-score is the harmonic mean of Precision@K and Recall@K.
  It provides a balance between precision and recall.
  @param relevantItems - List of relevant items
  @param retrievedItems - List of retrieved items
  @param matchFunc - Function to compare items for equality
  @param k - Value of k (top-k results to consider)
  @returns F1@k
 */
export declare function f1AtK<T extends Primitive>(relevantItems: T[], retrievedItems: T[], matchFunc: MatchFunc<T>, k?: number): number;
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