383-Fall11-Lec14-page23

383-Fall11-Lec14-page23 - .. X i-1 ) This choice of parents...

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23 Constructing Bayesian networks 1. Choose an ordering of variables X 1 , … ,X n 2. For i = 1 to n add X i to the network select parents from X 1 , … ,X i-1 such that P (X i | Parents(X i )) = P (X i | X 1 , .
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Unformatted text preview: .. X i-1 ) This choice of parents guarantees: P (X 1 , ,X n ) = i =1 P (X i | X 1 , , X i-1 ) (chain rule) = i =1 P (X i | Parents(X i )) (by constr.) n n...
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This note was uploaded on 11/29/2011 for the course COMPSCI 383 taught by Professor Andrewbarto during the Fall '11 term at UMass (Amherst).

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