Predicate-Argument Structure-Based Textual Entailment Recognition System Exploiting Wide-Coverage Lexical Knowledge

  • Authors:
  • Tomohide Shibata;Sadao Kurohashi

  • Affiliations:
  • Kyoto University;Kyoto University

  • Venue:
  • ACM Transactions on Asian Language Information Processing (TALIP) - Special Issue on RITE
  • Year:
  • 2012

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Abstract

This article proposes a predicate-argument structure based Textual Entailment Recognition system exploiting wide-coverage lexical knowledge. Different from conventional machine learning approaches where several features obtained from linguistic analysis and resources are utilized, our proposed method regards a predicate-argument structure as a basic unit, and performs the matching/alignment between a text and hypothesis. In matching between predicate-arguments, wide-coverage relations between words/phrases such as synonym and is-a are utilized, which are automatically acquired from a dictionary, Web corpus, and Wikipedia.