Redes Bayesianas
Redes Bayesianas
Redes Bayesianas
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2. Independencia condicional<br />
Probabilidades condicionadas:<br />
p(x|y) = p(x,y)<br />
p(y)<br />
p(x|z) = p(x,z)<br />
p(z)<br />
p(y|z) = p(y,z)<br />
p(z)<br />
y x p(x|y) z x p(x|z) z y p(y|z)<br />
0 0 0.5 0 0 16/27 0 0 21/27<br />
0 1 0.5 0 1 11/27 0 1 6/27<br />
1 0 0.5 1 0 34/73 1 0 39/73<br />
1 1 0.5 1 1 39/73 1 1 34/73<br />
<strong>Redes</strong> <strong>Bayesianas</strong> – p.11/91