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Daphne Koller
Bayesian Networks
Naïve Bayes
Probabilistic
Graphical
Models
Representation
Daphne Koller
Naïve Bayes Model
Class
X1 X2 Xn. . .
(Xi  Xj | C) for all Xi, Xj
Daphne Koller
Naïve Bayes Classifier
Class
X1 X2 Xn. . .
Daphne Koller
Naïve Bayes Classifier for Text I
cat dog buy. . .
Document Label
P(“buy” appears | Label)
Daphne Koller
Naïve Bayes Classifier for Text II
W1 W2 Wn. . .
Document Label Financial
cat dog buy sell …
Pets
0.001 0.001 0.02 0.02 …
0.02 0.03 0.003 0.001 …

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Nlp naive bayes

Editor's Notes

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