70 lines
1.4 KiB
C++
70 lines
1.4 KiB
C++
#ifndef YAP_PACKAGES_CLPBN_HORUS_WEIGHTEDBP_H_
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#define YAP_PACKAGES_CLPBN_HORUS_WEIGHTEDBP_H_
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#include "BeliefProp.h"
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namespace Horus {
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class WeightedBp : public BeliefProp {
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public:
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WeightedBp (const FactorGraph& fg,
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const std::vector<std::vector<unsigned>>& weights);
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~WeightedBp (void);
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Params getPosterioriOf (VarId);
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private:
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class WeightedLink : public BeliefProp::BpLink {
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public:
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WeightedLink (FacNode* fn, VarNode* vn, size_t idx,
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unsigned weight);
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size_t index (void) const { return index_; }
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unsigned weight (void) const { return weight_; }
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const Params& powMessage (void) const { return pwdMsg_; }
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void updateMessage (void);
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private:
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size_t index_;
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unsigned weight_;
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Params pwdMsg_;
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DISALLOW_COPY_AND_ASSIGN (WeightedLink);
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};
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void createLinks (void);
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void maxResidualSchedule (void);
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void calcFactorToVarMsg (BpLink*);
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Params getVarToFactorMsg (const BpLink*) const;
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void printLinkInformation (void) const;
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std::vector<std::vector<unsigned>> weights_;
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DISALLOW_COPY_AND_ASSIGN (WeightedBp);
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};
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inline void
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WeightedBp::WeightedLink::updateMessage (void)
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{
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pwdMsg_ = *nextMsg_;
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swap (currMsg_, nextMsg_);
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LogAware::pow (pwdMsg_, weight_);
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}
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} // namespace Horus
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#endif // YAP_PACKAGES_CLPBN_HORUS_WEIGHTEDBP_H_
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