All Questions
4 questions
4
votes
2
answers
206
views
Reference on a markov chain / Queue
Im looking for a reference that treats the Markov Chain defined by
$$W_i=(W_{i-1}-1)\vee X_i$$
where $X_i\geq 0$ are i.i.d discrete variables. In particular im interested in a reference that treats ...
1
vote
1
answer
149
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Minimal variance for phase-type distributions?
Let $\mathcal{D}(m)$ be the set of phase-type distributions constructed from $m+1$-state Markov chains. Recall that the coefficient of variation of a distribution $D$ is the ratio of the standard ...
1
vote
0
answers
110
views
Birth and death process $M/M/\infty$
I was reading about continuous time Markov chains, when I met for the first time the theory of queue processes. In particular, I considered the following situation which I found on Wikipedia, called M/...
1
vote
0
answers
75
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Stationary distribution of a Memoryless 2-type priority queue
I have come across the following priority queue, which seems quite natural to me.
A single queue with 2 types of costumers, independent Poisson arrivals and Poisson services.
First class costumers ...