Temporal centering

Megumi Kameyama, Rebecca Passonneau, Massimo Poesio

Research output: Contribution to journalConference articlepeer-review

20 Scopus citations

Abstract

We present a semantic and pragmatic account of the anaphoric properties of past and perfect that improves on previous work by integrating discourse structure, aspectual type, surface structure and commonsense knowledge. A novel aspect of our account is that we distinguish between two kinds of temporal intervals in the interpretation of temporal operators - discourse reference intervals and event intervals. This distinction makes it possible to develop an analogy between centering and temporal centering, which operates on discourse reference intervals. Our temporal property-sharing principle is a defeasible inference rule on the logical form. Along with lexical and causal reasoning, it plays a role in incrementally resolving underspecified aspects of the event structure representation of an utterance against the current context.

Original languageEnglish (US)
Pages (from-to)70-77
Number of pages8
JournalProceedings of the Annual Meeting of the Association for Computational Linguistics
Volume1993-June
StatePublished - 1993
Event31st Annual Meeting of the Association for Computational Linguistics, ACL 1993 - Columbus, United States
Duration: Jun 22 1993Jun 26 1993

All Science Journal Classification (ASJC) codes

  • Computer Science Applications
  • Linguistics and Language
  • Language and Linguistics

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