TY - Journal of Computer Applications A1 - WU Saisai, LIANG Xiaohe, XIE Nengfu, ZHOU Ailian, HAO Xinning T1 - Annotation method for joint extraction of domain-oriented entities and relations Y1 - 2021-10-10 JF - Journal of Computer Applications JO - Journal of Computer Applications SP - 2858 EP - 2863 VL - 41 IS - 10 UR - http://www.joca.cn N1 - 10.11772/j.issn.1001-9081.2020101678 ER -