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CTR-S: A logic for specifying contracts in semantic web services

  • Arizona State University
  • Stony Brook University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

41 Scopus citations

Abstract

A requirements analysis in the emerging field of Semantic Web Services (SWS) (see http://daml.org/services/swsl/requirements/) has identified four major areas of research: intelligent service discovery, automated contracting of services, process modeling, and service enactment. This paper deals with the intersection of two of these areas: process modeling as it pertains to automated contracting. Specifically, we propose a logic, called CT R-S, which captures the dynamic aspects of contracting for services. Since CT R-S is an extension of the classical first-order logic, it is well-suited to model the static aspects of contracting as well. A distinctive feature of contracting is that it involves two or more parties in a potentially adversarial situation. CT R-S is designed to model this adversarial situation through its novel model theory, which incorporates certain game-Theoretic concepts. In addition to the model theory, we develop a proof theory for CT R-S and demonstrate the use of the logic for modeling and reasoning about Web service contracts.

Original languageEnglish
Title of host publicationProceedings of the 13th International World Wide Web Conference on Alternate Track, Papers and Posters, WWW Alt. 2004
PublisherAssociation for Computing Machinery, Inc
Pages144-153
Number of pages10
ISBN (Electronic)1581139128, 9781581139129
DOIs
StatePublished - May 19 2004
Event13th International World Wide Web Conference on Alternate Track, Papers and Posters, WWW Alt. 2004 - New York, United States
Duration: May 19 2004May 21 2004

Publication series

NameProceedings of the 13th International World Wide Web Conference on Alternate Track, Papers and Posters, WWW Alt. 2004

Conference

Conference13th International World Wide Web Conference on Alternate Track, Papers and Posters, WWW Alt. 2004
Country/TerritoryUnited States
CityNew York
Period05/19/0405/21/04

Keywords

  • Contracts
  • Services composition
  • Web services

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