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Context-Aware Computing by De Gruyter

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9Context Query Efficiency Versus Expense

Abstract: Cloud computing is the latest evolution of Internet-based computing, driven by enormous tangible and powerful benefits in specialization and economies of scale. With cloud computing becoming a major change in the computing industry, shifting context querying to a cloud platform is desirable. However, attaining the benefits of cloud computing requires context query engines that support the key principles of the cloud computing paradigm. One of them is the pay-as-you-go charging mode. It brings about a few critical concerns about query expenses paid and query performance received. This chapter reviews the computing paradigm and benefits of cloud computing, and then presents a weighted multiple ...

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