Dynamic Programming & Hidden Markov Models. Alan Yuille Dept. Statistics UCLA. 1. Chair. Goal of this Talk. This talk introduces one of the major algorithms: dynamic programming (DP). Then describe how it can be used in conjunction with EM for learning. Dynamic Programming.
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Dept. Statistics UCLA
The structure means that the sum over x2 drops out. We need
only sum over x1 and x3. Only four operations instead of eight.
or P(A,B) = P(B|A) P(A)
Original Variables: Loops
Augmented Variables: No Loops