Improving Machine Learning Approaches to Coreference Resolution

Improving Machine Learning Approaches to Coreference Resolution
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DOI:
10.3115/1073083.1073102
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发表时间:
2002-07
期刊:
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影响因子:
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通讯作者:
Vincent Ng;Claire Gardent
Vincent Ng;Claire Gardent
中科院分区:
其他
文献类型:
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作者:
Vincent Ng;Claire Gardent

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我们提出了一个名词短语共指系统,该系统扩展了Soon等人(2001)的工作,据我们所知,在MUC-6和MUC-7共指分辨率数据集上产生了迄今为止最好的结果-F-测量值分别为70.4和63.4。改进来自两个来源:学习框架的语言外变化和功能集的大规模扩展,以包括更复杂的语言知识。
We present a noun phrase coreference system that extends the work of Soon et al. (2001) and, to our knowledge, produces the best results to date on the MUC-6 and MUC-7 coreference resolution data sets --- F-measures of 70.4 and 63.4, respectively. Improvements arise from two sources: extra-linguistic changes to the learning framework and a large-scale expansion of the feature set to include more sophisticated linguistic knowledge.