| Coupled Signature and Specification Matching for Automatic Service Binding. (2004) | |||||||||
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| Coupled Signature and Specification Matching for Automatic Service Binding Michael Klein and Birgitta nig Ries Institute for Program Structures and Data Organization Universit Karlsruhe Karlsruhe Germany kleinm ipd uni karlsruhe Institut Informatik Technische Universit nchen Garching Germany koenigri tum Abstract Matching semantic service descriptions the key automatic service discovery and binding Existing approaches split the matchmaking process two step signature and specification matching However this leads the problem that offers are not found although they are functionally suitable their signature not fitting the requested one Therefore this paper propose matching algorithm that does not use separated and explicit signature matching step but derives the necessary messages from the comparison pre and postconditions result the algorithm not only finds all functionally suitable services even their signatures not match but also able derive the messages needed for automatic invocation Keywords Automatic Service Discovery Invocation Matching Semantic Service Descriptions OWL Introduction important vision service oriented computing enable semantic dynamic service binding should become possible automatically choose and invoke service providers runtime achieve this appropriate means describe and match services are needed The techniques developed both the web services and the semantic web communities offer suitable basis but fall short realizing the vision Maybe the major drawbac | |||||||||
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