Assessing interpretable, attribute-related meaning representations for adjective-noun phrases in a similarity prediction task

  • Authors:
  • Matthias Hartung;Anette Frank

  • Affiliations:
  • Heidelberg University;Heidelberg University

  • Venue:
  • GEMS '11 Proceedings of the GEMS 2011 Workshop on GEometrical Models of Natural Language Semantics
  • Year:
  • 2011

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Abstract

We present a distributional vector space model that incorporates Latent Dirichlet Allocation in order to capture the semantic relation holding between adjectives and nouns along interpretable dimensions of meaning: The meaning of adjective-noun phrases is characterized in terms of ontological attributes that are prominent in their compositional semantics. The model is evaluated in a similarity prediction task based on paired adjective-noun phrases from the Mitchell and Lapata (2010) benchmark data. Comparing our model against a high-dimensional latent word space, we observe qualitative differences that shed light on different aspects of similarity conveyed by both models and suggest integrating their complementary strengths.