This paper investigates a multi-server infinite-source retrial queueing system for the performance modeling of cellular mobile communication networks. The objective is to demonstrate how performance tool MOSEL (MOdeling, Specification and Evaluation Language) can be efficiently used in the modeling of cell based networks. In the authors' analysis the blocked and ...Download Now
Business Intelligence (BI) systems have consistently been rated as one of the highest priorities of Information Systems (IS) and business leaders. BI allows firms to apply information for supporting their processes and decisions by combining its capabilities in both of organizational and technical issues. Many of companies are being spent ...Download Now
As a limited nature resource, wireless spectrum becomes increasingly scarce. However, it is not utilized efficiently; the current utilization of a licensed spectrum varies from 15% to 85%. And the number is even lower in rural area. Cognitive Radio (CR) is a key technology to mitigate the overcrowding of spectrum ...Download Now
Behavior of P2P networks under churn (i.e., in the face of node join/departure) is one of the most fundamental issues of P2P research. Prior work typically uses a homogeneous Poisson process to model user arrivals, assumes that user lifetimes are exponentially distributed, and addresses only certain limited aspects of P2P ...Download Now
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