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Related Work Web Service Similarity Assessment Methods Experiments and Evaluation.pdf

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Related Work Web Service Similarity Assessment Methods Experiments and Evaluation

Semantic Structure Matching for Assessing Web Service Similarity Yiqiao Wang, Eleni Stroulia University of Alberta Presentation Outline Intro uction an Motivation Relate Work Web Service Similarity Assessment Metho s Experiments an Evaluation Conclusion an Future Work ICSOC 2003, Trento 2 T he Research Problem - Motivation The great opportunity: Huge amounts of information an applications are available through the Worl Wi e Web Web-base applications constitute a substantial percentage of all evelope applications The price of this availability: Users have to eci e: • which resources to use • how to interpret the information and services • how to combine them to accomplish their overall tasks ICSOC 2003, Trento 3 Current Web ServicesStandards The objective behin the esign of the web-service stack of stan ar s is reuse an interoperation of software components. WSDL (Web Service Description Language) • How to specify reusable components SOAP (Simple Object Access Protocol) API • How to invoke the services speciﬁed in WSDL UDDI (Universal, Discovery, and Integration) API • How to advertise and discover WSDL services A critical step of reusing existing software components is the iscovery of potentially relevant components. ICSOC 2003, Trento 4 W eb Service Discovery through UDDI UDDI servers are catalogs of publishe WSDL speciﬁcations of reusable components. Providers advertise services to the appropriate categories in UDDI. Software developers can browse the UDDI catalog by category. This category-base service- iscovery meth