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Abstract

Where Chapter 6 focused on the busy period, Chapter 7 considers another metric that relates to the transient workload, that is, the workload correlation function. A variety of techniques is used to analyze the correlation between Q 0 and Q t , where it is assumed that the queue is in stationarity at time 0. Specifically, for the spectrally one-sided case the structural result is established that the workload correlation function is positive, decreasing, and convex (as a function of t), relying on the concept of completely monotone functions.

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Dębicki, K., Mandjes, M. (2015). Workload Correlation Function. In: Queues and Lévy Fluctuation Theory. Universitext. Springer, Cham. https://doi.org/10.1007/978-3-319-20693-6_7

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