Epidemic Modeling: SIRS Models (short) - Columbia University
Epidemic Modeling: SIRS Models (short) - Columbia University
Epidemic Modeling: SIRS Models (short) - Columbia University
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Large Deviations Principle<br />
Def. Family µ N satisfy LDP on X with rate<br />
function I if<br />
− inf I(x) ≤ lim 1<br />
x∈F ◦ N→∞<br />
N log µN (F )<br />
1<br />
≤ lim N→∞<br />
N log µN (F ) ≤ − inf I(x)<br />
x∈ ¯F<br />
for F ⊂ X .<br />
Y t = Poisson processes rate m<br />
y N t<br />
= N −1 Y Nt satisfy LDP with rate function<br />
I(y) =<br />
:=<br />
∫ T<br />
(ẏt )<br />
0 ẏt log<br />
m<br />
∫ T<br />
0 f(ẏ t, m) dt<br />
− ẏ t + m dt<br />
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