precisionAtK
precisionAtK(
retrieved,relevant,k):number
Defined in: metrics.ts:14
Precision@k: fraction of the top-k retrieved ids that are relevant.
Normalized by k (not by the number retrieved) so short result lists are
penalized, matching standard IR conventions.
Parameters
Section titled “Parameters”retrieved
Section titled “retrieved”readonly string[]
relevant
Section titled “relevant”ReadonlySet<string>
number
Returns
Section titled “Returns”number