Enhancing Service Selection by Semantic QoS

  • Authors:
  • Henar Muñoz Frutos;Ioannis Kotsiopoulos;Luis Miguel Vaquero Gonzalez;Luis Rodero Merino

  • Affiliations:
  • Telefónica Research & Development, Madrid, Spain 28043;School of Computer Science, University of Manchester, Manchester, United Kingdom M13 9PL;Telefónica Research & Development, Madrid, Spain 28043;Telefónica Research & Development, Madrid, Spain 28043

  • Venue:
  • ESWC 2009 Heraklion Proceedings of the 6th European Semantic Web Conference on The Semantic Web: Research and Applications
  • Year:
  • 2009

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Abstract

The increasing number of functionally similar services requires the existence of a non-functional properties selection process based on the Quality of Service (QoS). Thus, in this article, authors focus on the provision of a QoS model, an architecture and an implementation which enhance the selection process by the annotation of Service Level Agreement (SLA) templates with semantic QoS metrics. This QoS model is composed by a specification for annotating SLA templates files, a QoS conceptual model formed as a QoS ontology and selection algorithm. This approach, which is backward compatible, provides interoperability among customer-providers and a lightweight alternative. Finally, its applicability and benefits are shown by using examples of Infrastructure services.