Online social networks (OSNs) (e.g., Facebook, Twitter) are now among the most popular sites on the Web. An OSN provides a powerful means of establishing social connections and sharing, organizing, and finding content. For example, Facebook presently has over 500 million users. Unlike current file or video sharing systems (e.g., BitTorrent and YouTube), which are […]
Sophisticated Attack On Queuing Mechanisms
Queueing mechanisms are major mechanisms used in variety of computer and communications systems. Their major objective is to control the system operation when it is under heavy traffic load in order to provide good and fair performance to the various users. Since these system are responsible for the resource allocation and taking care of the […]
Userbased collaborative filtering method using vector Similarity
Cloud computing is Internet-based computing, whereby shared configurable resources (e.g., infrastructure, platform, and software) are provided to computers and other devices as services . Strongly promoted by the leading industrial companies (e.g., Amazon, Google, Microsoft, IBM, etc.), cloud computing is quickly becoming popular in recent years. Applications deployed in the cloud environment (named cloud applications […]
Parameters an Analytic hierarchy process
A Cloud service can be classified by many different factors that represent its overall performance and features. An example of a classification of such factors is provided by the Service Measurement Index (SMI) . The SMI framework summarizes the most important QoS attributes for Cloud offerings on a high level, such like Accountability, Agility, and […]
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