61 lines
1.2 KiB
C++
61 lines
1.2 KiB
C++
#ifndef HORUS_CBP_H
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#define HORUS_CBP_H
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#include "FgBpSolver.h"
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#include "CFactorGraph.h"
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class Factor;
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class CbpSolverLink : public SpLink
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{
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public:
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CbpSolverLink (FgFacNode* fn, FgVarNode* vn, unsigned c) : SpLink (fn, vn)
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{
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edgeCount_ = c;
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poweredMsg_.resize (vn->range(), LogAware::one());
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}
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unsigned getNumberOfEdges (void) const { return edgeCount_; }
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const Params& getPoweredMessage (void) const { return poweredMsg_; }
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void updateMessage (void)
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{
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poweredMsg_ = *nextMsg_;
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swap (currMsg_, nextMsg_);
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msgSended_ = true;
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LogAware::pow (poweredMsg_, edgeCount_);
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}
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private:
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Params poweredMsg_;
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unsigned edgeCount_;
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};
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class CbpSolver : public FgBpSolver
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{
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public:
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CbpSolver (FactorGraph& fg) : FgBpSolver (fg) { }
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~CbpSolver (void);
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Params getPosterioriOf (VarId);
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Params getJointDistributionOf (const VarIds&);
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private:
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void initializeSolver (void);
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void createLinks (void);
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void maxResidualSchedule (void);
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Params getVar2FactorMsg (const SpLink*) const;
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void printLinkInformation (void) const;
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CFactorGraph* lfg_;
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};
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#endif // HORUS_CBP_H
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