Guessing Hierarchies and Symbols for Word Meanings through Hyperonyms and Conceptual Vectors

  • Authors:
  • Mathieu Lafourcade

  • Affiliations:
  • -

  • Venue:
  • OOIS '02 Proceedings of the Workshops on Advances in Object-Oriented Information Systems
  • Year:
  • 2002

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Abstract

The NLP team of LIRMM currently works on lexical disambiguation and thematic text analysis [Lafourcade, 2001]. We built a system, with automated learningcap abilities, based on conceptual vectors for meaningrep resentation. Vectors are supposed to encode ideas associated to words or expressions. In the framework of knowledge and lexical meaningre presentation, we devise some conceptual vectors based strategies to automatically construct hierarchical taxonomies and validate (or invalidate) hyperonymy (or superordinate) relations among terms. Conceptual vectors are used through the thematic distance for decision makingan d link quality assessment.