Speeding up full syntactic parsing by leveraging partial parsing decisions

  • Authors:
  • Elliot Glaysher;Dan Moldovan

  • Affiliations:
  • Language Computer Corporation, Richardson, TX;Language Computer Corporation, Richardson, TX

  • Venue:
  • COLING-ACL '06 Proceedings of the COLING/ACL on Main conference poster sessions
  • Year:
  • 2006

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Abstract

Parsing is a computationally intensive task due to the combinatorial explosion seen in chart parsing algorithms that explore possible parse trees. In this paper, we propose a method to limit the combinatorial explosion by restricting the CYK chart parsing algorithm based on the output of a chunk parser. When tested on the three parsers presented in (Collins, 1999), we observed an approximate three-fold speedup with only an average decrease of 0.17% in both precision and recall.