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Multimedia cloud is a specific cloud computing paradigm, focusing on how cloud can effectively support multimedia services. For multimedia service providers (MSP), there are two fundamental concerns: the quality of service (QoS) and the resource cost. In this paper, we investigate these two fundamental concerns with queueing theory and optimization methods. We introduce a queueing model to characterize...
Pervasive health monitoring is an eHealth service, which plays an important role in prevention and early detection of diseases. In health monitoring systems, a loss or an excessive delay of the critical data may cause a fatal accident. Therefore it is important to provide Quality of Service (QoS) guarantee for the delivery of data streams. In this paper, we formulate the QoS optimization problem,...
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