2012-04-26 13:52:09 +01:00
|
|
|
%
|
|
|
|
|
% ProbLog extension to use an YAP BDD interface module, instead of simplecudd.
|
|
|
|
|
%
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
:- use_module(library(trie_sp)).
|
|
|
|
|
:- use_module(library(bdd)).
|
|
|
|
|
:- use_module(library(bhash)).
|
|
|
|
|
|
|
|
|
|
problog_kbest_bdd(Goal, K, Prob, ok) :-
|
|
|
|
|
problog_kbest_to_bdd(Goal, K, BDD, MapList),
|
|
|
|
|
bind_maplist(MapList, BoundVars),
|
|
|
|
|
bdd_to_probability_sum_product(BDD, BoundVars, Prob).
|
|
|
|
|
|
2013-02-26 09:39:56 -06:00
|
|
|
problog_kbest_as_bdd(Goal, K, bdd(Dir, Tree, MapList)) :-
|
2012-04-26 13:52:09 +01:00
|
|
|
problog_kbest_to_bdd(Goal, K, BDD, MapList),
|
2013-02-26 09:39:56 -06:00
|
|
|
bdd_tree(BDD, bdd(Dir, Tree, _Vars)),
|
2012-04-26 13:52:09 +01:00
|
|
|
bdd_close(BDD).
|
|
|
|
|
|
|
|
|
|
problog_kbest_to_bdd(Goal, K, BDD, MapList) :-
|
|
|
|
|
problog_flag(first_threshold,InitT),
|
|
|
|
|
init_problog_kbest(InitT),
|
|
|
|
|
problog_control(off,up),
|
|
|
|
|
problog_kbest_id(Goal, K),
|
|
|
|
|
retract(current_kbest(_,ListFound,_NumFound)),
|
|
|
|
|
build_prefixtree(ListFound),
|
|
|
|
|
nb_getval(problog_completed_proofs, Trie_Completed_Proofs),
|
|
|
|
|
trie_to_bdd(Trie_Completed_Proofs, BDD, MapList),
|
|
|
|
|
delete_ptree(Trie_Completed_Proofs).
|
|
|
|
|
|
|
|
|
|
problog_fl_bdd(Goal, _) :-
|
|
|
|
|
init_problog_low(0.0),
|
|
|
|
|
problog_control(off, up),
|
|
|
|
|
timer_start(sld_time),
|
|
|
|
|
problog_call(Goal),
|
|
|
|
|
add_solution,
|
|
|
|
|
fail.
|
|
|
|
|
problog_fl_bdd(_,Prob) :-
|
|
|
|
|
timer_stop(sld_time,SLD_Time),
|
|
|
|
|
problog_var_set(sld_time, SLD_Time),
|
|
|
|
|
nb_getval(problog_completed_proofs, Trie_Completed_Proofs),
|
|
|
|
|
tabled_trie_to_bdd(Trie_Completed_Proofs, BDD, MapList),
|
|
|
|
|
bind_maplist(MapList, BoundVars),
|
|
|
|
|
bdd_to_probability_sum_product(BDD, BoundVars, Prob),
|
|
|
|
|
(problog_flag(retain_tables, true) -> retain_tabling; true),
|
|
|
|
|
clear_tabling.
|
|
|
|
|
|
|
|
|
|
bind_maplist([], []).
|
|
|
|
|
bind_maplist([Node-_|MapList], [ProbFact|BoundVars]) :-
|
|
|
|
|
get_fact_probability(Node,ProbFact),
|
|
|
|
|
bind_maplist(MapList, BoundVars).
|
|
|
|
|
|
