98 lines
2.6 KiB
Prolog
98 lines
2.6 KiB
Prolog
/*******************************************************
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Interface to Horus Ground Solvers. Used by:
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- Variable Elimination
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- Belief Propagation
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- Counting Belief Propagation
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********************************************************/
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:- module(clpbn_horus_ground,
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[call_horus_ground_solver/6,
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check_if_horus_ground_solver_done/1,
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init_horus_ground_solver/5,
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run_horus_ground_solver/3,
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finalize_horus_ground_solver/1
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]).
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:- use_module(horus,
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[cpp_create_ground_network/4,
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cpp_set_factors_params/2,
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cpp_run_ground_solver/3,
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cpp_set_vars_information/2,
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cpp_free_ground_network/1,
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set_solver/1
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]).
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:- use_module(library('clpbn/dists'),
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[dist/4,
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get_dist_domain/2,
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get_dist_domain_size/2,
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get_dist_params/2
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]).
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:- use_module(library('clpbn/display'),
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[clpbn_bind_vals/3]).
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:- use_module(library('clpbn/numbers')).
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:- use_module(library(charsio),
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[term_to_atom/2]).
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:- use_module(library(pfl),
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[skolem/2]).
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:- use_module(library(maplist)).
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:- use_module(library(lists)).
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:- use_module(library(atts)).
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:- use_module(library(bhash)).
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call_horus_ground_solver(QueryVars, QueryKeys, AllKeys, Factors, Evidence, Output) :-
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init_horus_ground_solver(QueryKeys, AllKeys, Factors, Evidence, State),
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run_horus_ground_solver([QueryKeys], Solutions, State),
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clpbn_bind_vals([QueryVars], Solutions, Output),
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finalize_horus_ground_solver(State).
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run_horus_ground_solver(QueryKeys, Solutions, state(Network,Hash,Id)) :-
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%get_dists_parameters(DistIds, DistsParams),
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%cpp_set_factors_params(Network, DistsParams),
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lists_of_keys_to_ids(QueryKeys, QueryIds, Hash, _, Id, _),
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cpp_run_ground_solver(Network, QueryIds, Solutions).
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init_horus_ground_solver(QueryKeys, AllKeys, Factors, Evidence, state(Network,Hash4,Id4)) :-
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get_factors_type(Factors, Type),
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keys_to_numbers(AllKeys, Factors, Evidence, Hash4, Id4, FactorIds, EvidenceIds),
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cpp_create_ground_network(Type, FactorIds, EvidenceIds, Network),
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%writeln(network:(Type, FactorIds, EvidenceIds, Network)), writeln(''),
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maplist(get_var_information, AllKeys, StatesNames),
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maplist(term_to_atom, AllKeys, KeysAtoms),
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cpp_set_vars_information(KeysAtoms, StatesNames).
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% TODO this is not beeing called!
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finalize_horus_ground_solver(state(Network,_Hash,_Id)) :-
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cpp_free_ground_network(Network).
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get_factors_type([f(bayes, _, _)|_], bayes) :- ! .
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get_factors_type([f(markov, _, _)|_], markov) :- ! .
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get_var_information(_:Key, Domain) :- !,
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skolem(Key, Domain).
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get_var_information(Key, Domain) :-
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skolem(Key, Domain).
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%get_dists_parameters([],[]).
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%get_dists_parameters([Id|Ids], [dist(Id, Params)|DistsInfo]) :-
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% get_dist_params(Id, Params),
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% get_dists_parameters(Ids, DistsInfo).
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