Dependency-based sentence alignment for multiple document summarization

Tsutomu Hirao, Jun Suzuki, Hideki Isozaki, Eisaku Maeda

Research output: Contribution to conferencePaperpeer-review

20 Citations (Scopus)

Abstract

In this paper, we describe a method of automatic sentence alignment for building extracts from abstracts in automatic summarization research. Our method is based on two steps. First, we introduce the “dependency tree path” (DTP). Next, we calculate the similarity between DTPs based on the ESK (Extended String Subsequence Kernel), which considers sequential patterns. By using these procedures, we can derive one-to-many or many-to-one correspondences among sentences. Experiments using different similarity measures show that DTP consistently improves the alignment accuracy and that ESK gives the best performance.

Original languageEnglish
Publication statusPublished - 2004
Externally publishedYes
Event20th International Conference on Computational Linguistics, COLING 2004 - Geneva, Switzerland
Duration: 2004 Aug 232004 Aug 27

Conference

Conference20th International Conference on Computational Linguistics, COLING 2004
Country/TerritorySwitzerland
CityGeneva
Period04/8/2304/8/27

ASJC Scopus subject areas

  • Computational Theory and Mathematics
  • Language and Linguistics
  • Linguistics and Language

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