CLP(BN) is dead. Long live the PFL
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Tiago Gomes
parent
d78baa48a1
commit
6b8301d9c4
@ -77,10 +77,8 @@ CLPBN_LEARNING_PROGRAMS= \
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CLPBN_SCHOOL_EXAMPLES= \
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$(CLPBN_EXDIR)/School/README \
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$(CLPBN_EXDIR)/School/evidence_128.yap \
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$(CLPBN_EXDIR)/School/schema.yap \
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$(CLPBN_EXDIR)/School/parschema.pfl \
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$(CLPBN_EXDIR)/School/school_128.yap \
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$(CLPBN_EXDIR)/School/school_32.yap \
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$(CLPBN_EXDIR)/School/sch32.yap \
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$(CLPBN_EXDIR)/School/school32_data.yap \
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$(CLPBN_EXDIR)/School/school_64.yap \
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@ -5,14 +5,11 @@ There are four main files:
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school_128.yap: a school with 128 professors, 256 courses and 4096 students.
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school_64.yap: medium size school
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school_32.yap: small school (CLP(BN))
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sch32.yap: small school (PFL)
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parschema.pfl: the PFL schema
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schema.yap: the CLP(BN) schema
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tables: CPTs
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=============================================================================
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@ -1,68 +0,0 @@
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/* Base file for school database. Supposed to be called from school_*.yap */
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professor_key(Key) :-
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professor(Key).
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professor_ability(Key,Abi) :-
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abi_table(Key, AbiDist),
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{ Abi = ability(Key) with p([h,m,l], AbiDist) }.
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professor_popularity(Key, Pop) :-
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professor_ability(Key, Abi),
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pop_table(Key,PopTable),
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{ Pop = popularity(Key) with
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p([h,m,l], PopTable,[Abi]) }.
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registration_key(Key) :-
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registration(Key, _, _).
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registration_course(Key, CKey) :-
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registration(Key, CKey, _).
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registration_student(Key, SKey) :-
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registration(Key, _, SKey).
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registration_grade(Key, Grade) :-
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registration(Key, CKey, SKey),
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course_difficulty(CKey, Dif),
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student_intelligence(SKey, Int),
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grade_table(Int, Dif, Table),
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{ Grade = grade(Key) with Table }.
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% registration_satisfaction(r0, h) :- {}.
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registration_satisfaction(Key, Sat) :-
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registration_course(Key, CKey),
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course_professor(CKey, PKey),
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professor_ability(PKey, Abi),
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registration_grade(Key, Grade),
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satisfaction_table(Abi, Grade, Table),
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{ Sat = satisfaction(Key) with Table }.
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course_key(Key) :-
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course(Key,_).
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course_professor(Key, PKey) :-
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course(Key, PKey).
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course_rating(CKey, Rat) :-
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setof(Sat, RKey^(registration_course(RKey,CKey), registration_satisfaction(RKey,Sat)), Sats),
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{ Rat = rating(CKey) with avg([h,m,l],Sats) }.
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course_difficulty(Key, Dif) :-
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dif_table(Key, Dist),
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{ Dif = difficulty(Key) with p([h,m,l], Dist) }.
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student_key(Key) :-
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student(Key).
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student_intelligence(Key, Int) :-
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int_table(Key, IDist, Domain),
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{ Int = intelligence(Key) with p(Domain, IDist) }.
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student_ranking(Key, Rank) :-
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setof(Grade, CKey^(registration_student(CKey,Key),
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registration_grade(CKey, Grade)), Grades),
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{ Rank = ranking(Key) with avg([a,b,c,d],Grades) }.
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:- ensure_loaded(tables).
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@ -7,6 +7,8 @@ total_students(4096).
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*/
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:- use_module(library(pfl)).
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:- source.
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:- style_check(all).
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@ -15,9 +17,9 @@ total_students(4096).
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:- yap_flag(write_strings,on).
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:- use_module(library(clpbn)).
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:- ensure_loaded('parschema.pfl').
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:- [-schema].
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:- set_solver(hve).
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professor(p0).
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professor(p1).
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@ -1,23 +0,0 @@
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/*
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total_professors(32).
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total_courses(64).
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total_students(256).
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*/
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:- source.
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:- style_check(all).
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:- yap_flag(unknown,error).
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:- yap_flag(write_strings,on).
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:- use_module(library(clpbn)).
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:- [-schema].
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:- ensure_loaded(school32_data).
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@ -7,6 +7,9 @@ total_students(1024).
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*/
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:- use_module(library(pfl)).
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:- source.
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:- style_check(all).
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@ -15,9 +18,9 @@ total_students(1024).
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:- yap_flag(write_strings,on).
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:- use_module(library(clpbn)).
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:- ensure_loaded('parschema.pfl').
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:- [-schema].
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:- set_solver(hve).
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professor(p0).
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professor(p1).
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@ -1,33 +1,26 @@
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/* CTPs for school database. */
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abi_table(
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/* h */ [ 0.50,
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/* m */ 0.40,
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/* l */ 0.10 ]).
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abi_table(_, T) :- abi_table(T).
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pop_table(
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/* h m l */
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/* h */ [ 0.9, 0.2, 0.01,
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/* m */ 0.09, 0.6, 0.09,
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/* l */ 0.01, 0.2, 0.9 ]).
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pop_table(_, T) :- pop_table(T).
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diff_table(
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/* h */ [ 0.25,
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/* m */ 0.50,
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/* l */ 0.25 ]).
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dif_table(_, T) :- diff_table(T).
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int_table(
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/* h */ [ 0.5,
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/* m */ 0.4,
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/* l */ 0.1 ]).
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int_table(_,T ,[h,m,l]) :- int_table(T).
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grade_table(
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/* h h h m h l m h m m m l l h l m l l */
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/* a */ [ 0.2, 0.7, 0.85, 0.1, 0.2, 0.5, 0.01, 0.05, 0.1,
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@ -35,27 +28,9 @@ grade_table(
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/* c */ 0.15, 0.04, 0.02, 0.4, 0.15, 0.12, 0.5, 0.6, 0.4,
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/* d */ 0.05, 0.01, 0.01, 0.2, 0.05, 0.03, 0.45, 0.2, 0.1 ]).
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grade_table(I, D,
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p([a,b,c,d], T, [I,D])) :- grade_table(T).
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sat_table(
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/* h a h b h c h d m a m b m c m d l a l b l c l d */
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/* 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,
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/* 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,
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/* 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 ]).
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satisfaction_table(A, G, p([h,m,l], T, [A,G])) :- sat_table(T).
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% The idea is quite simple:
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% hs = h -> r = ( 0.9, 0.1, 0)
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% hs = m -> r = ( 0.2, 0.6, 0.2)
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% hs = l -> r = ( 0, 0.1, 0.9)
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%
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% add all and divide on the number of elements on the table!
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%
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rating_prob_table(
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[ 0.9, 0.05, 0.01,
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0.09, 0.9, 0.09,
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0.01, 0.05, 0.9 ]).
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