A Uniform Method of Grammar Extraction and Its Applications
A Uniform Method of Grammar Extraction and Its Applications
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一种统一的语法提取方法及其应用
DOI:
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发表时间:
2000
期刊:
影响因子:
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通讯作者:
A. Joshi
中科院分区:
文献类型:
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作者:
Fei Xia;Martha Palmer;A. Joshi
Grammars are core elements of many NLP applications. In this paper, we present a system that automatically extracts lexicalized grammars from annotated corpora. The data produced by this system have been used in several tasks, such as training NLP tools (such as Supertaggers) and estimating the coverage of hand-crafted grammars. We report experimental results on two of those tasks and compare our approaches with related work.