Consider the query P (Rain?Sprinkler = true, Wet-Grass = true) in Figure (a) and how MCMC can
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Consider the query P (Rain?Sprinkler = true, Wet-Grass = true) in Figure (a) and how MCMC can answer it.
a. How many states does the Markov chain have?
b. Calculate the transition matrix Q containing q (y ? y?) for all y. y?.
c. What does Q2, the square of the transition matrix, represent?
d. What about Q n as n ???
e. Explain how to do probabilistic inference in Bayesian networks, assuming that Q? is available. Is this a practical way to do inference?
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Related Book For
Artificial Intelligence A Modern Approach
ISBN: 978-0137903955
2nd Edition
Authors: Stuart J. Russell and Peter Norvig
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