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Improved Part-of-speech Tagging by Log-linear Models
关于对数线性模型在词性标注中的应用

Keywords: Log-linear model,Maximum entropy,Natural language processing,Part-of-speech tagging
对数线性模型
,最大熵模型,词性标注,自然语言理解

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Abstract:

This paper presented our latest approaches for improving English part-of-speech tagging with a large tagset by using a log-linear model.We found that integration of multiple probability models log-linearly led to significant im- provements on part-of-speech tagging.We compared our proposed approach with the two traditional approaches,hid- den markov model(HMM)and maximum entropy principle.The HMM approach was implemented by using a new smoothing method while for the maximum entropy approach,we integrated de...

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