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一种基于词对齐的中文深层语义解析模型

郑晓东 胡汉辉 赵林度 吕永涛

计算机工程与应用2017,Vol.53Issue(20):8-13,6.
计算机工程与应用2017,Vol.53Issue(20):8-13,6.DOI:10.3778/j.issn.1002-8331.1707-0132

一种基于词对齐的中文深层语义解析模型

Word alignment-based Chinese deep semantic parsing

郑晓东 1胡汉辉 1赵林度 1吕永涛2

作者信息

  • 1. 东南大学 经济管理学院,南京211189
  • 2. 东南大学 计算机科学与工程学院,南京211189
  • 折叠

摘要

Abstract

Semantic parsing is the task of transforming natural-language sentences into complete,formal,symbolic Mean-ing Representations(MR)suitable for reasoning or machine-understanding.In recent years,the research of semantic pars-ing in English has made great progress.However,little work has been done in Chinese semantic parsing.There are inher-ent differences between Chinese and English,therefore one cannot simply apply methods,which are feasible for English, to Chinese.This paper proposes a statistical approach called WACSP aiming at Chinese semantic parsing,which considers the process of converting Chinese sentence into its corresponding meaning as a machine translation procedure.At first,it turns the frequently-used dataset GEOQUERY into Chinese dataset,in which each data contains a Chinese sentence and its accurate meaning.Then it uses the word alignment model to acquire the bilingual dictionary made up by the Chinese natural language string and its meaning. In the end, it determines the ultimate semantic analysis by learning a statistical model.Experimental results show that WACSP performs well with higher precision and coverage.

关键词

自然语言处理/语义解析/词对齐模型

Key words

natural language processing/semantic parsing/word alignment model

分类

信息技术与安全科学

引用本文复制引用

郑晓东,胡汉辉,赵林度,吕永涛..一种基于词对齐的中文深层语义解析模型[J].计算机工程与应用,2017,53(20):8-13,6.

基金项目

国家自然科学基金面上项目(No.70673010). (No.70673010)

计算机工程与应用

OA北大核心CSCDCSTPCD

1002-8331

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