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During the last decades the growing demand for computer infrastructures and software has led to important increased in the number and the dimension of data centers. The energy used by the data centers (here are included the power for IT equipment and the power for the cooling infrastructure) has increased dramatically. The paper proposes an analysis of Power Usage Effectiveness (PUE), the classical...
Evaluating the available Cloud providers' (CPs) services with respect to multiple, usually conflicting criteria is a complex problem due to the existence of many CPs in the market and to the presence of uncertainty involved in the decision making process. As a solution to the above problem, this paper proposed a fuzzy group decision making multi attribute method based on a combination of fuzzy Simple...
The selection of the appropriate cloud services and Cloud providers (CPs) according to the cloud users' requirements is a complex problem, given the increased number of CPs. In the paper is proposed a new decision making framework for obtaining the criteria weights in the process of selection of a CP. The decision making framework for criteria weights is based on the hybrid DANP method — a combination...
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