import { MatchFunc } from "./MatchFunc";
import { Primitive } from "./Primitive";
/**
  Calculate Average Precision (AP) for a single query.
  Average Precision is the average of the precision scores at each rank where a relevant item appears.
  @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 Average Precision (AP)
 */
export declare function averagePrecisionAtK<T extends Primitive>(relevantItems: T[], retrievedItems: T[], matchFunc: MatchFunc<T>, k: number): number;
//# sourceMappingURL=averagePrecisionAtK.d.ts.map