Combining term-based and category-based representations for entity search

  • Authors:
  • Krisztian Balog;Marc Bron;Maarten De Rijke;Wouter Weerkamp

  • Affiliations:
  • ISLA, University of Amsterdam, Amsterdam, The Netherlands;ISLA, University of Amsterdam, Amsterdam, The Netherlands;ISLA, University of Amsterdam, Amsterdam, The Netherlands;ISLA, University of Amsterdam, Amsterdam, The Netherlands

  • Venue:
  • INEX'09 Proceedings of the Focused retrieval and evaluation, and 8th international conference on Initiative for the evaluation of XML retrieval
  • Year:
  • 2009

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Abstract

We describe our participation in the INEX 2009 Entity Ranking track. We employ a probabilistic retrieval model for entity search in which term-based and category-based representations of queries and entities are effectively integrated. We demonstrate that our approach achieves state-of-the-art performance on both the entity ranking and list completion tasks.