Zhang, Qi, Jinlan Fu, Xiaoyu Liu, and Xuanjing Huang. “Adaptive Co-Attention Network for Named Entity Recognition in Tweets”. Proceedings of the AAAI Conference on Artificial Intelligence 32, no. 1 (April 27, 2018). Accessed May 27, 2026. https://ojs.aaai.org/index.php/AAAI/article/view/11962.