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Although quality requirements (QRs) are considered as being of crucial importance in today's service-oriented systems, existing approaches almost exclusively deal with QRs from the service providers' perspective (namely late QRs). The motivation for this paper is to address the analysis of QRs from the service customers' perspective (namely early QRs). The work presented in this paper focuses on the...
In their current scope, existing business process modeling methods and techniques lack comprehensive constructs for representing some of the essential business concepts, including business goals, non-functional requirements and resources. Chances are, there will never be a single technique that adequately captures all the business concepts on a single diagram. This paper has two related purposes:...
Service-oriented computing promises to create flexible business processes and applications on demand by dynamically assembling loosely coupled services within and across organizations. Quality requirements play a central role in service sourcing and, together with Service Level Agreements, facilitate service selection and measurement of service delivery effectiveness. This empowers customers to make...
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