MaP: A Matrix-based Prediction Approach to Improve Span Extraction in Machine Reading Comprehension Huaishao Luo author Yu Shi author Ming Gong author Linjun Shou author Tianrui Li author 2020-12 text Proceedings of the 1st Conference of the Asia-Pacific Chapter of the Association for Computational Linguistics and the 10th International Joint Conference on Natural Language Processing Kam-Fai Wong editor Kevin Knight editor Hua Wu editor Association for Computational Linguistics Suzhou, China conference publication luo-etal-2020-map 10.18653/v1/2020.aacl-main.69 https://aclanthology.org/2020.aacl-main.69/ 2020-12 687 695