La méthode de Maximum Likelihood
La méthode de Maximum Likelihood
La méthode de Maximum Likelihood
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<strong>La</strong> métho<strong>de</strong> <strong>de</strong> <strong>Maximum</strong> <strong>Likelihood</strong><br />
Calcul <strong>de</strong> la vraisemblance pour un site<br />
A<br />
A<br />
A<br />
C<br />
t1<br />
t1<br />
t2<br />
t3<br />
X<br />
(A,C,G,T) t4<br />
(A,C,G,T)<br />
Y<br />
Gx<br />
A<br />
t2<br />
t4<br />
Ay<br />
C<br />
t3<br />
Prob (A,A,C,Ay,Gx|T) =<br />
Prob(Ay) Prob(Gx|Ay,t4)<br />
Prob(A|Gx, t1) Prob(A|Gx, t2)<br />
Prob(C|Ay,t3)