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Oct, 2021
基于Triaffine机制融合异构因素的嵌套命名实体识别
Fusing Heterogeneous Factors with Triaffine Mechanism for Nested Named Entity Recognition
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Zheng Yuan, Chuanqi Tan, Songfang Huang, Fei Huang
TL;DR
使用triaffine机制来完成嵌套实体识别，包括三元注意力和打分机制，实验结果表明，该方法在嵌套命名实体识别任务中取得了最优结果。
Abstract
nested entities
are observed in many domains due to their compositionality, which cannot be easily recognized by the widely-used sequence labeling framework. A natural solution is to treat the task as a
span classificat
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