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利用实体间提示的迭代式短文本实体链接方法

Iterative short text entity linking method with inter-entity

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【作者】 应天和胡建鹏李敏刘岚李安

【Author】 YING Tian-he;HU Jan-peng;LI Min;LIU Lan;LI An;School of Electronic and Electrical Engineering, Shanghai University of Engineering Science;

【通讯作者】 胡建鹏;

【机构】 上海工程技术大学电子电气工程学院

【摘要】 为解决传统方法在短文本实体链接中因特征不足导致的准确率下降问题,提出一种基于实体间提示的迭代式实体链接方法。该方法使用预训练模型对实体提及进行分类,提高候选实体生成的准确性;通过注意力机制识别上下文中的关键关联实体,并结合其知识库描述生成链接提示;为了避免初期提示造成的噪音和错误问题,对目标实体提及进行多轮迭代式链接,逐步提高链接准确率。在两个公开数据集上的实验结果显示,该方法在短文本实体链接任务上优于现有技术,尤其在小样本情况下表现出色,可有效应对上下文信息不足和样本量有限的挑战。

【Abstract】 To address the accuracy degradation in short-text entity linking caused by insufficient features in traditional methods, an iterative entity linking approach based on inter-entity prompts was proposed. The method first employs a pre-trained model to classify entity mentions, thereby improving candidate entity generation accuracy. The entity mentions were classified using a pretrained model, thereby improving candidate entity generation accuracy. Key contextual entities were identified through an attention mechanism, and linking prompts were generated by combining their knowledge base descriptions. To mitigate noise and errors introduced by initial prompts, multi-round iterative linking was performed on the target entity mention, progressively enhancing the linking accuracy. Experimental results on two public datasets demonstrate that the proposed method outperforms existing techniques in short-text entity linking tasks, particularly showing superior performance in few-shot scenarios. The approach effectively addresses challenges posed by insufficient contextual information and limited sample sizes.

【基金】 上海市教委协同创新中心建设基金项目(0232-A1-8900-24-13);科技创新2030-“新一代人工智能”重大基金项目(2020AAA0109300);上海工程技术大学计算机类课程改革专项基金项目(l202502004)
  • 【文献出处】 计算机工程与设计 ,Computer Engineering and Design , 编辑部邮箱 ,2026年02期
  • 【分类号】TP391.1;TP18
  • 【下载频次】27
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