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yap-6.3/packages/CLPBN/examples/School/tables.yap
2012-12-12 15:16:30 +00:00

62 lines
1.5 KiB
Prolog

abi_table(
/* h */ [ 0.50,
/* m */ 0.40,
/* l */ 0.10 ]).
abi_table(_, T) :- abi_table(T).
pop_table(
/* h m l */
/* h */ [ 0.9, 0.2, 0.01,
/* m */ 0.09, 0.6, 0.09,
/* l */ 0.01, 0.2, 0.9 ]).
pop_table(_, T) :- pop_table(T).
diff_table(
/* h */ [ 0.25,
/* m */ 0.50,
/* l */ 0.25 ]).
dif_table(_, T) :- diff_table(T).
int_table(
/* h */ [ 0.5,
/* m */ 0.4,
/* l */ 0.1 ]).
int_table(_,T ,[h,m,l]) :- int_table(T).
grade_table(
/* h h h m h l m h m m m l l h l m l l */
/* a */ [ 0.2, 0.7, 0.85, 0.1, 0.2, 0.5, 0.01, 0.05, 0.1,
/* b */ 0.6, 0.25, 0.12, 0.3, 0.6, 0.35, 0.04, 0.15, 0.4,
/* c */ 0.15, 0.04, 0.02, 0.4, 0.15, 0.12, 0.5, 0.6, 0.4,
/* d */ 0.05, 0.01, 0.01, 0.2, 0.05, 0.03, 0.45, 0.2, 0.1 ]).
grade_table(I, D,
p([a,b,c,d], T, [I,D])) :- grade_table(T).
sat_table(
/* h a h b h c h d m a m b m c m d l a l b l c l d */
/* h */ [ 0.98, 0.9, 0.8 , 0.6, 0.9, 0.4, 0.2, 0.01, 0.5, 0.2, 0.01, 0.01,
/* m */ 0.01, 0.09, 0.15, 0.3, 0.05, 0.4, 0.3, 0.04, 0.35, 0.3, 0.09, 0.01,
/* l */ 0.01, 0.01, 0.05, 0.1, 0.05, 0.2, 0.5, 0.95, 0.15, 0.5, 0.9, 0.98 ]).
satisfaction_table(A, G, p([h,m,l], T, [A,G])) :- sat_table(T).
% The idea is quite simple:
% hs = h -> r = ( 0.9, 0.1, 0)
% hs = m -> r = ( 0.2, 0.6, 0.2)
% hs = l -> r = ( 0, 0.1, 0.9)
%
% add all and divide on the number of elements on the table!
%
rating_prob_table(
[ 0.9, 0.05, 0.01,
0.09, 0.9, 0.09,
0.01, 0.05, 0.9 ]).