Web: http://arxiv.org/abs/2204.11467

May 5, 2022, 1:11 a.m. | Yukun Yan, Sen Song

cs.CL updates on arXiv.org arxiv.org

There has been a growing academic interest in the recognition of nested named
entities in many domains. We tackle the task with a novel local
hypergraph-based method: We first propose start token candidates and generate
corresponding queries with their surrounding context, then use a query-based
sequence labeling module to form a local hypergraph for each candidate. An end
token estimator is used to correct the hypergraphs and get the final
predictions. Compared to span-based approaches, our method is free of …

arxiv hypergraph labeling

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