Li, Z., Min, W., Song, J., Zhu, Y., Kang, L., Wei, X., Wei, X. and Jiang, S. (2022) “Rethinking the Optimization of Average Precision: Only Penalizing Negative Instances before Positive Ones Is Enough”, Proceedings of the AAAI Conference on Artificial Intelligence, 36(2), pp. 1518-1526. doi: 10.1609/aaai.v36i2.20042.