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Jun, 2022
RAAT: 文档级事件抽取中基于关系建模的关系增强注意力Transformer
RAAT: Relation-Augmented Attention Transformer for Relation Modeling in Document-Level Event Extraction
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Yuan Liang, Zhuoxuan Jiang, Di Yin, Bo Ren
TL;DR
本文提出了一种新的文档级事件抽取框架ReDEE,该框架可以建模关系依赖性并采用了多任务学习方法来提高事件抽取的性能。实验证明,该方法在两个公共数据集上均可达到最先进的性能水平。
Abstract
In
document-level event extraction
(DEE) task, event arguments always scatter across sentences (across-sentence issue) and multiple events may lie in one document (multi-event issue). In this paper, we argue that the
re
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