Disambiguiation of syntactic structures of Japanese noun phrases `NP `no' NP' by PCFG having cooccurrence constraints embedded

Shosaku Tanaka, Yoichi Tomiura, Toru Hitaka

Research output: Contribution to journalArticlepeer-review

Abstract

The noun phrase `NP `no' NP', that consists of two noun phrases connected by an adnominal particles `no', is frequently used in Japanese sentences. The surface structure of this phrase is simple, but it has various semantic structures. There has been proposed a grammar to get the semantic structure of this phrase systematically from its syntactic structure. And it is important to get a valid syntactic structure of an input noun phrase. However, there are several syntactic structures corresponding to the input noun phrase. This paper presents a Probabilistic Context Free Grammar (PCFG), which has coocurrence constraints embedded by subdividing a nonterminal with the semantic category of the headword of the phrase derived from it. Then the result of the experiment shows the effectiveness of this PCFG.

Original languageEnglish
Pages (from-to)69-74
Number of pages6
JournalResearch Reports on Information Science and Electrical Engineering of Kyushu University
Volume5
Issue number1
Publication statusPublished - Mar 1 2000

All Science Journal Classification (ASJC) codes

  • Computer Science(all)
  • Electrical and Electronic Engineering

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