PPT Slide
% data: example( Id, Class, [A1=V1,…,An=Vn]).
% P( Symptoms | Class)
cond_prob([],_,1).
cond_prob([AV|Rest],Class,P) :-
findall(I,example(I,Class,_),All),
length(All,N),
findall(Id,
(example(Id,Class,AVL),
member(AV,AVL)),
Class_AV),
length(Class_AV,M),
cond_prob(Rest,Class,P1),
P is P1*M/N.
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