This node calculates Precision@k (Pr@k) and Average Precision (AP) values for ranked lists. For a description see Text Retrieval Quality: A Primer (Kavi Mahesh, Oracle Corporation, 1999).
trueindicates that the current row is relevant, and irrelevant otherwise. In case of an integer, a value of
1indicates that the current row is relevant, and irrelevant otherwise.
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