Towards the Application of Calibrated Transformers to the Unsupervised Estimation of Question Difficulty from Text Ekaterina Loginova author Luca Benedetto author Dries Benoit author Paolo Cremonesi author 2021-09 text Proceedings of the International Conference on Recent Advances in Natural Language Processing (RANLP 2021) Ruslan Mitkov editor Galia Angelova editor INCOMA Ltd. Held Online conference publication loginova-etal-2021-towards https://aclanthology.org/2021.ranlp-1.97/ 2021-09 846 855