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With increasing development of Internet, grid as a new structure of distributed network will be discussed more and more, while its security is facing the heavy challenge and restricts application of grid. The international research shows that grid security is on the way to trustworthy grid. Apart from current trust model, the future trust model in grid should add users' behaviors reflecting users'...
Business process modeling and verification is one of the main functions for all the workflow products. In order to detect the deadlock, the lack of synchronization and other issues in process modeling, the majority of workflow products needed to provide analysis and modeling functions based on formal methods. As the WS-BPEL (Web services business process execution language) is a kind of non-formal...
An efficient polling system with M-gated services is considered. The system consists of N stations, the packets of the station have been provided with M-gated services in continuous time. By the embedded Markov chain theory and the probability generating function method, we derived the closed form expressions for the mean queue length, the mean cyclic period characteristics of the system, and the...
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