基于BERT微调与领域词典的简历信息抽取
(河北工业大学 人工智能与数据科学学院,天津 300401)
摘要
为了在小样本训练集情况下提升简历中结构化信息抽取的综合效果,为简历信息高效筛选提供可行途径,文章在领域标注数据稀缺的情况下,通过构建竞赛专业领域词典并利用其对少量简历进行数据增广,生成高质量训练语料。基于BERT模型,在不同规模增广数据上训练后进行关键信息抽取并计算评价指标。实验结果表明,针对两个测试集进行信息抽取的F1值分别达到91.79%和76.47%,验证了“领域词典+数据增广”策略在低资源命名实体识别任务中的有效性。
关键词
命名实体识别;自然语言处理;领域词典;数据增广;BERT模型;信息抽取
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作者简介
钱华远(2004—),男,汉族,河北石家庄人,本科在读,研究方向:自然语言处理。