Martínez-Plumed, F., Castellano, D., Monserrat-Aranda, C., & Hernández-Orallo, J. (2022). When AI Difficulty Is Easy: The Explanatory Power of Predicting IRT Difficulty. Proceedings of the AAAI Conference on Artificial Intelligence, 36(7), 7719-7727. https://doi.org/10.1609/aaai.v36i7.20739