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Análise de sistemas GIB/M/s/c via ordenação estocástica 1 Introdução

Análise de sistemas GIB/M/s/c via ordenação estocástica 1 Introdução

Análise de sistemas GIB/M/s/c via ordenação estocástica 1 Introdução

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GI B /M/s/c <br />

<br />

¯αA(m, β) <br />

A β<br />

+∞<br />

¯αA(m, β) =<br />

0<br />

−βt (βt)m<br />

e<br />

m!<br />

Ā(t)t , m ∈ IN0, β > 0 <br />

Ā <br />

Ā(t) = 1 − A(t)<br />

<br />

<strong>GIB</strong> /M/s/c <br />

c < ∞ ρ < 1 <br />

<br />

pk = lim (X(t) = k) = λ ¯πj · ηjk<br />

t→+∞<br />

c ⋆<br />

j=0<br />

<br />

k ∈ S ηjk <br />

X k <br />

j <br />

S2<br />

ηjk = 1 {X(t)=k} |X(S<br />

S1<br />

− <br />

1 ) = j =<br />

<br />

+∞<br />

ψlk =<br />

m=0<br />

c ⋆ −1<br />

n= ¯ δk(j+1)<br />

¯αA(m, sµ) · [ ˆ P m ]lk<br />

j, k, l ∈ S k ∈ {1, 2, ..., c ⋆ }<br />

pk =<br />

j=0<br />

bn−jψnk + ¯ Bc ⋆ −j−1ψc ⋆ k <br />

<br />

k−1<br />

λ <br />

¯πj<br />

µ min(k, s)<br />

¯ Bk−j−1. <br />

X <br />

S <br />

{( ¯ Xk, Sk), k ≥ 0} <br />

<br />

1/λ

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