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A BAYESIAN APPROACH TO FIND RANDOM-TIME PROBABILITIES FROM EMBEDDED MARKOV CHAIN PROBABILITIES

Published online by Cambridge University Press:  22 October 2007

Winfried K. Grassmann
Affiliation:
Department of Computer ScienceUniversity of SaskatchewanSaskatoon, S7N 5C9Canada E-mail: [email protected]
Javad Tavakoli
Affiliation:
Department of Mathematics, Statistics and PhysicsUniversity of British Columbia OkanaganKelowna, V1V 1V7Canada E-mail: [email protected]

Abstract

The embedded Markov chain approach is widely used in queuing theory, in particular in M/G/1 and GI/M/c queues. In these cases, one has to relate the embedded equilibrium probablities to the corresponding random-time probabilities. The classical method to do this is based on Markov renewal theory, a rather complex approach, especially if the population is finite or if there is balking. In this article we present a much simpler method to derive the random-time probabilities from the embedded Markov chain probabilities. The method is based on conditional probability. Our approach might also be applicable in such situations.

Type
Research Article
Copyright
Copyright © Cambridge University Press 2007

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