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Approaches to Web service composition are dependent upon some form of repository to hold service descriptions. Most service composition software relies upon highly-optimized and proprietary formats for representing service descriptions and storing them into a repository. Unlike these approaches, this paper reports on the development and evolution of a standards-based service description repository...
WSDL Web services are built around the request-reply framework, requiring service invocation to be bundled together with all relevant data in a single message. Inefficiency becomes evident as Web service providers begin to offer more robust services that require massive datasets (e.g., multimedia and scientific data). Under the WSDL standards, these hefty datasets must be ported to an appropriate...
Integrating service description, discovery, and invocation functionalities presents several fundamental problems in the management of web services and is a basic problem for composing Web services over a network. In this paper, we present the design of a system called "semantic service, wrapper, and invocation manager" (SSWiM) which provides these key functionalities. In particular, SSWiM...
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