Biology based alignments of paraphrases for sentence compression

  • Authors:
  • João Cordeiro;Gäel Dias;Guillaume Cleuziou

  • Affiliations:
  • University of Beira Interior, Covilhã, Portugal;University of Beira Interior, Covilhã, Portugal;LIFO - University of Orléans, Orléans, France

  • Venue:
  • RTE '07 Proceedings of the ACL-PASCAL Workshop on Textual Entailment and Paraphrasing
  • Year:
  • 2007

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Abstract

In this paper, we present a study for extracting and aligning paraphrases in the context of Sentence Compression. First, we justify the application of a new measure for the automatic extraction of paraphrase corpora. Second, we discuss the work done by (Barzilay & Lee, 2003) who use clustering of paraphrases to induce rewriting rules. We will see, through classical visualization methodologies (Kruskal & Wish, 1977) and exhaustive experiments, that clustering may not be the best approach for automatic pattern identification. Finally, we will provide some results of different biology based methodologies for pairwise paraphrase alignment.