基于词语聚类的汉语口语教材自动推送素材研究(Study on Automatic Push Material of Oral Chinese Textbook Based on Word Clustering) Bingbing Yang author Huizhou Zhao author Zhimin Wang 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 yang-etal-2020-ji https://aclanthology.org/2020.ccl-1.58/ 2020-10 624 633