专业技术文本关键词抽取方法(Keyword Extraction on Professional Technical Text) Xiangdong Ning author Bin Gong author Lin Wan author Yuqing Sun author 2022-10 text zho Proceedings of the 21st Chinese National Conference on Computational Linguistics Maosong Sun editor Yang Liu editor Wanxiang Che editor Yang Feng editor Xipeng Qiu editor Gaoqi Rao editor Yubo Chen editor Chinese Information Processing Society of China Nanchang, China conference publication ning-etal-2022-zhuan https://aclanthology.org/2022.ccl-1.14/ 2022-10 143 154