基于层次注意力机制和门机制的属性级别情感分析(Aspect-level Sentiment Analysis Based on Hierarchical Attention and Gate Networks) Chao Feng author Haihui Li author Hongya Zhao author Yun Xue author Jingyao Tang author 2020-10 text zho Proceedings of the 19th Chinese National Conference on Computational Linguistics Maosong Sun editor Sujian Li editor Yue Zhang editor Yang Liu editor Chinese Information Processing Society of China Haikou, China conference publication feng-etal-2020-ji https://aclanthology.org/2020.ccl-1.64/ 2020-10 688 697