34 lines
540 B
Plaintext
34 lines
540 B
Plaintext
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:- style_check(all).
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:- ensure_loaded(library(pfl)).
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% 1. define domain of random variables
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% not necessary if they are boolean.
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% 2. define parfactors
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bayes cloudy ; cloudy_table ; [].
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bayes sprinkler, cloudy ; sprinkler_table ; [].
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bayes rain, cloudy ; rain_table ; [].
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bayes wet_grass, sprinkler, rain ; wet_grass_table ; [].
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% 3. define CPTs.
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wet_grass_table([1.0,0.1,0.1,0.01,
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0.0,0.9,0.9,0.99]).
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sprinkler_table([0.5,0.9,
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0.5,0.1]).
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rain_table([0.8,0.2,
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0.2,0.8]).
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cloudy_table([0.5,0.5]).
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