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Software-defined network/ing (SDN) is a novel configuration technique that has the potential to become the future backbone of computer networking. In contrast to conventional networking techniques, SDN utilizes controller elements to configure groups of networking nodes, resulting in a hierarchy. SDNs have to be simulated and analyzed to identify applicable configuration settings for real world applications...
Rich types of data offered by data as a service(DaaS) in the cloud are typically associated with different and complex data concerns that DaaS service providers, data providers and data consumers must carefully examine and agree with before passing and utilizing data. Unlike service agreements, data agreements, reflecting conditions established on the basis of data concerns, between relevant stakeholders...
Dataflow modeling is the natural way of composing scientific workflows, because they often comprise numerous data transformation steps applying massive parallelism. However, modeling control flow within dataflow is often achieved at the expense of clarity and comprehensibility. This paper describes scientific workflows maintaining the robustness of centralized control (using orchestration) by modeling...
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