Chunking with WPDV models

  • Authors:
  • Hans van Halteren

  • Affiliations:
  • Univ. of Nijmegen, HD Nijmegen, The Netherlands

  • Venue:
  • ConLL '00 Proceedings of the 2nd workshop on Learning language in logic and the 4th conference on Computational natural language learning - Volume 7
  • Year:
  • 2000

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Abstract

In this paper I describe the application of the WPDV algorithm to the CoNLL-2000 shared task, the identification of base chunks in English text (Tjong Kim Sang and Buchholz, 2000). For this task, I use a three-stage architecture: I first run five different base chunkers, then combine them and finally try to correct some recurring errors. Except for one base chunker, which uses the memory-based machine learning system TiMBL, all modules are based on WPDV models (van Halteren, 2000a).