Named Entity Recognition through Classifier Combination

Radu Florian, Abe Ittycheriah, Hongyan Jing, Tong Zhang

Research output: Contribution to conferenceConference Paperpeer-review

309 Citations (Scopus)

Abstract

This paper presents a classifier-combination experimental framework for named entity recognition in which four diverse classifiers (robust linear classifier, maximum entropy, transformation-based learning, and hidden Markov model) are combined under different conditions. When no gazetteer or other additional training resources are used, the combined system attains a performance of 91.6F on the English development data; integrating name, location and person gazetteers, and named entity systems trained on additional, more general, data reduces the F-measure error by a factor of 15 to 21% on the English data.

Original languageEnglish
Pages168-171
Number of pages4
Publication statusPublished - 2003
Externally publishedYes
Event7th Conference on Natural Language Learning, CoNLL 2003 at HLT-NAACL 2003 - Edmonton, Canada
Duration: 31 May 20031 Jun 2003

Conference

Conference7th Conference on Natural Language Learning, CoNLL 2003 at HLT-NAACL 2003
Country/TerritoryCanada
CityEdmonton
Period31/05/031/06/03

Bibliographical note

Publisher Copyright:
© 2003 Proceedings of the 7th Conference on Natural Language Learning, CoNLL 2003 at HLT-NAACL 2003. All rights reserved.

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