Wu, Jin-Wen, Fei Yin, Yan-Ming Zhang, Xu-Yao Zhang, and Cheng-Lin Liu. 2021. “Graph-to-Graph: Towards Accurate and Interpretable Online Handwritten Mathematical Expression Recognition”. Proceedings of the AAAI Conference on Artificial Intelligence 35 (4):2925-33. https://doi.org/10.1609/aaai.v35i4.16399.