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Improving chinese parsing with special-case probability re-estimation
Conference paper

Improving chinese parsing with special-case probability re-estimation

Yu-Ming Hsieh, Su-Chu Lin, Jason S. Chang and Keh-Jiann Chen
Proceedings - 2013 International Conference on Asian Language Processing, IALP 2013, pp.177-180
2013

Abstract

Chinese Parser PCFG Structural Evaluation Syntactic Parsing
Syntactic patterns which are hard to be expressed by binary dependent relations need special treatments, since structure evaluations of such constructions are different from general parsing framework. Moreover, these different syntactic patterns (special cases) should be handled with distinct estimated model other than the general one. In this paper, we present a special-case probability re-estimation model (SCM), integrating the general model with an adoptable estimated model in special cases. The SCM model can estimate evaluation scores in specific syntactic constructions more accurately, and is able for adopting different features in different cases. Experiment results show that our proposed model has better performance than the state-of-the-art parser in Chinese. © 2013 IEEE.

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