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How to Reinvent Network Services for All
김용재(Yong J. Kim),이석준(Seojun Lee),임재익(Jay Ick Lim) 한국경영과학회 2008 經營 科學 Vol.25 No.3
Besieged by needs for upgrading the current Internet, social pressures, and regulatory concerns, a network operator may be left with few options to improve his services. Yet he can still consider a transition prioritizing network services. In this paper, we describe a transition from a non-priority system to a prioritized one, using non-preemptive M/G/1 model. After reviewing the constraints and theoretical results from past research, we describe steps making the transition Pareto-improving, which boils down to a multi-goal search for a Pareto-improving state. We use a genetic algorithm that captures actual transition costs along with incentive-compatible and Pareto-improving constraints. Simulation results demonstrate that the initial post-transition solutions are typically Pareto-improving. For non Pareto-improving solutions, the heuristic quickly generates Pareto-improving and incentive-compatible solutions.