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Stanford’s Multi-Pass Sieve Coreference Resolution System at the CoNLL-2011 Shared Task

Conference on Computational Natural Language LearningPublished 23 June 2011
Heeyoung Lee, Yves Peirsman, Anne Lynn S. Chang, Nathanael Chambers, Mihai Surdeanu, Dan Jurafsky
Citations347

Abstract

This paper details the coreference resolution system submitted by Stanford at the CoNLL-2011 shared task. Our system is a collection of deterministic coreference resolution models that incorporate lexical, syntactic, semantic, and discourse information. All these models use global document-level information by sharing mention attributes, such as gender and number, across mentions in the same cluster. We participated in both the open and closed tracks and submitted results using both predicted and gold mentions. Our system was ranked first in both tracks, with a score of 57.8 in the closed track and 58.3 in the open track.

Keywords

Computer ScienceBiochemistry, Genetics and Molecular Biology