Hanieh Alipour

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Hadoop is a widely adopted open source implementation of MapReduce. A Hadoop cluster can be fully provisioned by a Cloud service provider to provide elasticity in computational resource allocation. Understanding the performance characteristics of a Hadoop job can help achieve an optimal balance between resource usage (cost) and job latency on a cloud-based(More)
— Home Subscriber Server (HSS) is the main database of the current generation's cellular communications systems. It contains subscriber-related information, such as the authentication information and the list of services to which each user is subscribed. The anticipated tremendous increase in the number of subscribers, services and devices (M2M) in 5G(More)
Video telephony is the real time exchange of voice and video between end-users, and is the basis of a wide range of applications. Quality of service (QoS) enables a level of network performance control which makes it possible to meet specific applications and/or end-user requirements. This paper proposes an architecture for QoS-enabled video telephony in a(More)
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