知识库问答系统中实体关系抽取方法研究

张芳容，杨青

Research on Entity Relation Extraction Method in Knowledge-Based Question Answering

ZHANG Fangrong, YANG Qing

计算机工程与应用 . 2020, (11): 219 -224 . DOI: 10.3778/j.issn.1002-8331.1904-0151