/* Learn distribution for professor database. */
:- use_module(library(pfl)).
:- use_module(library(clpbn/learning/em)).
%:- set_em_solver(ve).
%:- set_em_solver(hve).
%:- set_em_solver(bdd).
%:- set_em_solver(bp).
%:- set_em_solver(cbp).
professor(p0).
professor(p1).
professor(p2).
professor(p3).
professor(p4).
professor(p5).
professor(p6).
professor(p7).
professor(p8).
bayes abi(K)::[h,m,l] ; abi_table ; [professor(K)].
bayes pop(K)::[h,m,l], abi(K) ; pop_table ; [professor(K)].
abi_table([0.3, 0.3, 0.4]).
pop_table([0.3, 0.3, 0.4, 0.3, 0.3, 0.4, 0.3, 0.3, 0.4]).
goal_list([
/*
abi(p0,h),
abi(p1,m),
abi(p2,m),
abi(p3,m),
*/
abi(p4,l),
pop(p5,h),
abi(p5,_),
abi(p6,_),
pop(p7,_)]).
timed_main :-
statistics(runtime, _),
main(Lik),
statistics(runtime, [T,_]),
format('Took ~d msec and Lik ~3f~n',[T,Lik]).
main(Lik) :-
goal_list(L),
em(L,0.01,10,_,Lik).
