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cliqChainSPPairSparseFista.hpp
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cliqChainSPPairSparseFista.hpp
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#ifndef CLIQCHAINSPPAIRSPARSEFISTA_HPP
#define CLIQCHAINSPPAIRSPARSE_HPP
#include "clique.hpp"
#include "subProblem.hpp"
#include <string>
#include <map>
int performSPFwdNumSparse(uint_fast8_t, const std::vector<std::pair<int, clique*> > &, const std::map<int,int> &, const std::vector<int> &, const Eigen::VectorXd &, const Eigen::VectorXd &, const std::vector<std::vector<double> > &, const std::vector<std::vector<double> > &, const std::vector<std::vector<double> > &, const std::vector<std::vector<double> > &, const std::vector<double> &, const std::vector<int> &, const double, double &, double &, std::vector<double> &, std::vector<double> &);
int performSPBwdNumSparse(uint_fast8_t, const std::vector<std::pair<int, clique*> > &, const std::map<int,int> &, const std::vector<int> &, const Eigen::VectorXd &, const Eigen::VectorXd &, const std::vector<double> &, const std::vector<int> &, const double, std::vector<std::vector<double> > &, std::vector<std::vector<double> > &, std::vector<std::vector<double> > &, std::vector<std::vector<double> > &);
int cliqChainSPNumSparseFista(const subProblem &subProb, const std::vector<double> &uEnergy, const std::vector<int> &uOffset, const double tau, double &energyDual, double &energyMom, std::vector<double> &nodeMargDual, std::vector<double> &nodeMargMom)
{
std::vector<std::pair<int, clique*> > cliqChain = subProb.getChain();
std::map<int,int> subProbNodeMap = subProb.getNodeMap();
std::vector<int> subProbNodeOffset = subProb.getNodeOffset();
Eigen::VectorXd subProbDualVar = subProb.getDualVar();
Eigen::VectorXd subProbMomentum = subProb.getMomentum();
uint_fast8_t horVerFlag = subProb.getHorVerFlag();
std::vector<std::vector<double> > expoMaxBwdDual(cliqChain.size() - 1);
std::vector<std::vector<double> > bwdMargVecDual(cliqChain.size() - 1);
std::vector<std::vector<double> > expoMaxBwdMom(cliqChain.size() - 1);
std::vector<std::vector<double> > bwdMargVecMom(cliqChain.size() - 1);
if (cliqChain.size() > 1) {
performSPBwdNumSparse(horVerFlag, cliqChain, subProbNodeMap, subProbNodeOffset, subProbDualVar, subProbMomentum, uEnergy, uOffset, tau, bwdMargVecDual, bwdMargVecMom, expoMaxBwdDual, expoMaxBwdMom);
performSPFwdNumSparse(horVerFlag, cliqChain, subProbNodeMap, subProbNodeOffset, subProbDualVar, subProbMomentum, bwdMargVecDual, bwdMargVecMom, expoMaxBwdDual, expoMaxBwdMom, uEnergy, uOffset, tau, energyDual, energyMom, nodeMargDual, nodeMargMom);
}
else {
std::cout<<"CHAIN HAS MORE THAN ONE CLIQUE."<<std::endl;
return -1;
}
return 0;
}
//nodes, messages etc concerning messages coming from/going to left/top is referred with prefix of one
//and coming from/going to right/bottom with prefix of two
int performSPBwdNumSparse(uint_fast8_t horVerFlag, const std::vector<std::pair<int, clique*> > &cliqChain, const std::map<int,int> &subProbNodeMap, const std::vector<int> &subProbNodeOffset, const Eigen::VectorXd &subProbDualVar, const Eigen::VectorXd &subProbMomentum, const std::vector<double> &uEnergy, const std::vector<int> &uOffset, const double tau, std::vector<std::vector<double> > &bwdMargVecDual, std::vector<std::vector<double> > &bwdMargVecMom, std::vector<std::vector<double> > &expoMaxBwdVecDual, std::vector<std::vector<double> > &expoMaxBwdVecMom)
{
int numFactors = cliqChain.size();
expoMaxBwdVecDual.resize(numFactors);
expoMaxBwdVecMom.resize(numFactors);
bwdMargVecDual.resize(numFactors);
bwdMargVecMom.resize(numFactors);
clique* curFactor;
int oneFactorInd, curFactorInd, twoFactorInd;
std::vector<int> memNode;
std::vector<uint_fast8_t> sumSet; //since, message is from right to left/bottom to top
std::vector<uint_fast8_t> oneSepSet;
std::vector<uint_fast8_t> twoSepSet;
std::vector<int> nodeOffset;
std::vector<short> label;
std::vector<int> stride;
std::vector<int> sumStride;
std::vector<int> oneSepStride; //separator set wrt factor one (left/top)
std::vector<int> twoSepStride; //separator set wrt factor two (right/bottom)
int shareCnt;
int nSumSetLab, nOneSepSetLab, nTwoSepSetLab;
std::vector<double> oneMargVecDual;
std::vector<double> oneMargVecMom;
std::vector<double> twoMargVecDual;
std::vector<double> twoMargVecMom;
std::map<std::vector<int>,std::vector<double> > sumLogMargVecDual;
std::map<std::vector<int>,std::vector<double> > sumLogMargVecMom;
std::map<std::vector<int>,std::vector<double> > sumExpoMaxDual;
std::map<std::vector<int>,std::vector<double> > sumExpoMaxMom;
std::map<int,double> sparseEnergies;
double cEnergyConst;
std::map<std::vector<int>,std::vector<double> > expoVecSumDual;
std::map<std::vector<int>,std::vector<double> > expoVecSumMom;
std::vector<double> expoVecSparseDual;
std::vector<double> expoVecSparseMom;
std::vector<double> expoVecOffsetDual;
std::vector<double> expoVecOffsetMom;
std::vector<double> expoMaxBwdDual;
std::vector<double> expoMaxBwdMom;
std::vector<double> expoMaxBuffDual;
std::vector<double> expoMaxBuffMom;
std::map<std::vector<int>,double> margConstSumDual;
std::map<std::vector<int>,double> margConstSumMom;
double expo, expVal;
std::map<std::vector<int>, double> expoMaxDual;
std::map<std::vector<int>, double> expoMaxMom;
std::map<std::vector<int>, bool> expoMaxInitFlagDual;
std::map<std::vector<int>, bool> expoMaxInitFlagMom;
int varAssign;
std::vector<int> varAssignVec;
std::vector<std::pair<int, clique*> >::const_reverse_iterator riFactor = cliqChain.rbegin();
for (int iterFactor = 0; iterFactor != numFactors; ++iterFactor) {
if (iterFactor == 0) {
if (horVerFlag == 0) {
twoFactorInd = -2;
}
else {
twoFactorInd = -20;
}
}
else {
twoFactorInd = curFactorInd;
}
curFactor = riFactor->second;
curFactorInd = riFactor->first;
if (iterFactor == numFactors-1) {
if (horVerFlag == 0) {
oneFactorInd = -1;
}
else {
oneFactorInd = -10;
}
}
else {
std::advance(riFactor,1);
oneFactorInd = riFactor->first;
}
memNode = curFactor->getMemNode();
sumSet = curFactor->sumSet_[oneFactorInd]; //since, the messages direction is bwd
oneSepSet = curFactor->sepSet_[oneFactorInd];
nodeOffset = curFactor->getNodeOffset();
label = curFactor->getNodeLabel();
stride = curFactor->getStride();
sumStride = curFactor->getSumStride(oneFactorInd);
oneSepStride = curFactor->getSepStride(oneFactorInd);
shareCnt = curFactor->getShareCnt();
nSumSetLab = curFactor->getSumSetLabCnt(oneFactorInd);
nOneSepSetLab = curFactor->getSepSetLabCnt(oneFactorInd);
//sparseLab = curFactor->getSparseInd();
sparseEnergies = curFactor->getSparseEnergies();
cEnergyConst = curFactor->getCEConst();
expoVecSumDual.clear();
expoVecSumMom.clear();
expoVecSparseDual.clear();
expoVecSparseMom.clear();
expoVecOffsetDual.clear();
expoVecOffsetMom.clear();
//expoMaxInitFlag = true;
expo = 0;
expVal = 0;
twoSepSet = curFactor->sepSet_[twoFactorInd];
twoSepStride = curFactor->getSepStride(twoFactorInd);
nTwoSepSetLab = curFactor->getSepSetLabCnt(twoFactorInd);
if (iterFactor == 0) {
twoMargVecDual.resize(nTwoSepSetLab,1);
twoMargVecMom.resize(nTwoSepSetLab,1);
expoMaxBuffDual.resize(nTwoSepSetLab,0);
expoMaxBuffMom.resize(nTwoSepSetLab,0);
}
std::vector<uint_fast8_t> diffSet;
std::set_difference(twoSepSet.begin(),twoSepSet.end(),sumSet.begin(),sumSet.end(),std::back_inserter(diffSet));
int numSum = 1;
for (std::vector<uint_fast8_t>::iterator iSet = diffSet.begin(); iSet != diffSet.end(); ++iSet) {
numSum *= label[*iSet];
}
for (int iLab = 0; iLab != nTwoSepSetLab; ++iLab) {
int diffInd = 0;
varAssignVec.resize(diffSet.size());
for (std::vector<uint_fast8_t>::iterator iSet = diffSet.begin(); iSet != diffSet.end(); ++iSet) {
std::vector<uint_fast8_t>::iterator sepNodeIter = std::find(twoSepSet.begin(), twoSepSet.end(), *iSet);
int sepNodeInd = std::distance(twoSepSet.begin(), sepNodeIter);
varAssignVec[diffInd] = static_cast<int>(floor(iLab/twoSepStride[sepNodeInd])) % label[*iSet];
++diffInd;
}
sumLogMargVecDual[varAssignVec] = std::vector<double>(nSumSetLab);
sumLogMargVecMom[varAssignVec] = std::vector<double>(nSumSetLab);
sumExpoMaxDual[varAssignVec] = std::vector<double>(nSumSetLab);
sumExpoMaxMom[varAssignVec] = std::vector<double>(nSumSetLab);
expoMaxInitFlagDual[varAssignVec] = true;
expoMaxInitFlagMom[varAssignVec] = true;
}
if ((sumLogMargVecDual.size() != numSum)) {
std::cout<<"problem!"<<std::endl;
}
//current sumset will be a subset of separator set wrt factor two
for (int iSepLab = 0; iSepLab != nTwoSepSetLab; ++iSepLab) {
int sumMargInd = 0;
int sumStrideInd = 0;
int diffInd = 0;
varAssignVec.resize(diffSet.size());
for (std::vector<uint_fast8_t>::iterator iSet = diffSet.begin(); iSet != diffSet.end(); ++iSet) {
std::vector<uint_fast8_t>::iterator sepNodeIter = std::find(twoSepSet.begin(), twoSepSet.end(), *iSet);
int sepNodeInd = std::distance(twoSepSet.begin(), sepNodeIter);
varAssignVec[diffInd] = static_cast<int>(floor(iSepLab/twoSepStride[sepNodeInd])) % label[*iSet];
++diffInd;
}
for (std::vector<uint_fast8_t>::iterator iSet = sumSet.begin(); iSet != sumSet.end(); ++iSet) {
std::vector<uint_fast8_t>::iterator sepNodeIter = std::find(twoSepSet.begin(), twoSepSet.end(), *iSet);
int sepNodeInd = std::distance(twoSepSet.begin(), sepNodeIter);
varAssign = static_cast<int>(floor(iSepLab/twoSepStride[sepNodeInd])) % label[*iSet];
sumMargInd += sumStride[sumStrideInd]*varAssign;
++sumStrideInd;
}
sumLogMargVecDual[varAssignVec][sumMargInd] = log(twoMargVecDual[iSepLab]);
sumLogMargVecMom[varAssignVec][sumMargInd] = log(twoMargVecMom[iSepLab]);
sumExpoMaxDual[varAssignVec][sumMargInd] = expoMaxBuffDual[iSepLab];
sumExpoMaxMom[varAssignVec][sumMargInd] = expoMaxBuffMom[iSepLab];
}
std::map<std::vector<int>,std::vector<double> >::const_iterator iMaxDual = sumExpoMaxDual.begin();
std::map<std::vector<int>,std::vector<double> >::const_iterator iMaxMom = sumExpoMaxMom.begin();
std::map<std::vector<int>,std::vector<double> >::const_iterator iLogMargVecDual = sumLogMargVecDual.begin();
for (std::map<std::vector<int>,std::vector<double> >::const_iterator iLogMargVecMom = sumLogMargVecMom.begin(); iLogMargVecMom != sumLogMargVecMom.end(); ++iLogMargVecMom) {
varAssignVec = iLogMargVecDual->first;
std::vector<double> curSumLogMargVecDual = iLogMargVecDual->second;
std::vector<double> curSumLogMargVecMom = iLogMargVecMom->second;
std::vector<double> curSumExpoMaxDual = iMaxDual->second;
std::vector<double> curSumExpoMaxMom = iMaxMom->second;
std::advance(iLogMargVecDual,1);
std::advance(iMaxDual,1);
std::advance(iMaxMom,1);
expoVecSumDual[varAssignVec].resize(nSumSetLab);
expoVecSumMom[varAssignVec].resize(nSumSetLab);
for (int iSumLab = 0; iSumLab != nSumSetLab; ++iSumLab) {//performSPBwdSparse
int sumStrideInd = 0;
double dualSum = 0;
double momSum = 0;
for (std::vector<uint_fast8_t>::iterator iSet = sumSet.begin(); iSet != sumSet.end(); ++iSet) {
varAssign = static_cast<int>(floor(iSumLab/sumStride[sumStrideInd])) % label[*iSet];
int subProbNodeIndex = subProbNodeMap.at(memNode[*iSet]);
dualSum += subProbDualVar[subProbNodeOffset[subProbNodeIndex] + varAssign] + uEnergy[uOffset[memNode[*iSet]] + varAssign];
momSum += subProbMomentum[subProbNodeOffset[subProbNodeIndex] + varAssign] + uEnergy[uOffset[memNode[*iSet]] + varAssign];
++sumStrideInd;
}
//expo = tau*(cEnergyConst - dualSum);
expo = tau*((cEnergyConst/shareCnt) + dualSum) + curSumLogMargVecDual[iSumLab] + curSumExpoMaxDual[iSumLab]; //$$$$
expoVecSumDual[varAssignVec][iSumLab] = expo;
if (expoMaxInitFlagDual[varAssignVec]) {
expoMaxDual[varAssignVec] = expo;
expoMaxInitFlagDual[varAssignVec] = false;
}
else if (expo > expoMaxDual[varAssignVec]) {
expoMaxDual[varAssignVec] = expo;
}
expo = tau*((cEnergyConst/shareCnt) + momSum) + curSumLogMargVecMom[iSumLab] + curSumExpoMaxMom[iSumLab]; //$$$$
expoVecSumMom[varAssignVec][iSumLab] = expo;
if (expoMaxInitFlagMom[varAssignVec]) {
expoMaxMom[varAssignVec] = expo;
expoMaxInitFlagMom[varAssignVec] = false;
}
else if (expo > expoMaxMom[varAssignVec]) {
expoMaxMom[varAssignVec] = expo;
}
} //for iSumLab = [0:nSumSetLab)
}
expoMaxBwdDual.resize(nOneSepSetLab);
expoMaxBwdMom.resize(nOneSepSetLab);
for (int iSepLab = 0; iSepLab != nOneSepSetLab; ++iSepLab) {
int diffInd = 0;
varAssignVec.resize(diffSet.size());
for (std::vector<uint_fast8_t>::iterator iSet = diffSet.begin(); iSet != diffSet.end(); ++iSet) {
std::vector<uint_fast8_t>::iterator sepNodeIter = std::find(oneSepSet.begin(), oneSepSet.end(), *iSet);
int sepNodeInd = std::distance(oneSepSet.begin(), sepNodeIter);
varAssignVec[diffInd] = static_cast<int>(floor(iSepLab/oneSepStride[sepNodeInd])) % label[*iSet];
++diffInd;
}
expoMaxBwdDual[iSepLab] = expoMaxDual[varAssignVec];
expoMaxBwdMom[iSepLab] = expoMaxMom[varAssignVec];
}
int iterCnt = 0;
expoVecSparseDual.resize(sparseEnergies.size());
expoVecSparseMom.resize(sparseEnergies.size());
expoVecOffsetDual.resize(sparseEnergies.size());
expoVecOffsetMom.resize(sparseEnergies.size());
for (std::map<int, double>::const_iterator iSpEnergy = sparseEnergies.begin(); iSpEnergy != sparseEnergies.end(); ++iSpEnergy) {//performSPBwdSparse
int curCliqLab = iSpEnergy->first;
double dualSum = 0;
double momSum = 0;
int sumMargInd = 0;
int strideInd = 0;
int sepSetInd = 0;
for (std::vector<uint_fast8_t>::iterator iSet = sumSet.begin(); iSet != sumSet.end(); ++iSet) {
varAssign = static_cast<int>(floor(curCliqLab/stride[*iSet])) % label[*iSet];
int subProbNodeIndex = subProbNodeMap.at(memNode[*iSet]);
dualSum += subProbDualVar[subProbNodeOffset[subProbNodeIndex] + varAssign] + uEnergy[uOffset[memNode[*iSet]] + varAssign];
momSum += subProbMomentum[subProbNodeOffset[subProbNodeIndex] + varAssign] + uEnergy[uOffset[memNode[*iSet]] + varAssign];
sumMargInd += sumStride[strideInd]*varAssign;
++strideInd;
}
strideInd = 0;
for (std::vector<uint_fast8_t>::iterator iSet = twoSepSet.begin(); iSet != twoSepSet.end(); ++iSet) {
varAssign = static_cast<int>(floor(curCliqLab/stride[*iSet])) % label[*iSet];
sepSetInd += twoSepStride[strideInd]*varAssign;
++strideInd;
}
int diffInd = 0;
varAssignVec.resize(diffSet.size());
for (std::vector<uint_fast8_t>::iterator iSet = diffSet.begin(); iSet != diffSet.end(); ++iSet) {
varAssignVec[diffInd] = static_cast<int>(floor(curCliqLab/stride[*iSet])) % label[*iSet];
++diffInd;
}
int bwdMargInd = 0;
int oneStrideInd = 0;
for (std::vector<uint_fast8_t>::iterator iSet = oneSepSet.begin(); iSet != oneSepSet.end(); ++iSet) {
varAssign = static_cast<int>(floor(curCliqLab/stride[*iSet])) % label[*iSet];
bwdMargInd += varAssign*oneSepStride[oneStrideInd];
++oneStrideInd;
}
expo = tau*((iSpEnergy->second/shareCnt) + dualSum) + sumLogMargVecDual[varAssignVec][sumMargInd] + sumExpoMaxDual[varAssignVec][sumMargInd];
expoVecSparseDual[iterCnt] = expo;
if (expo > expoMaxBwdDual[bwdMargInd]) { //$$$$
expoMaxBwdDual[bwdMargInd] = expo;
}
expo = tau*((iSpEnergy->second/shareCnt) + momSum) + sumLogMargVecMom[varAssignVec][sumMargInd] + sumExpoMaxMom[varAssignVec][sumMargInd];
expoVecSparseMom[iterCnt] = expo;
if (expo > expoMaxBwdMom[bwdMargInd]) { //$$$$
expoMaxBwdMom[bwdMargInd] = expo;
}
expo = tau*((cEnergyConst/shareCnt) + dualSum) + sumLogMargVecDual[varAssignVec][sumMargInd] + sumExpoMaxDual[varAssignVec][sumMargInd];
expoVecOffsetDual[iterCnt] = expo;
expo = tau*((cEnergyConst/shareCnt) + momSum) + sumLogMargVecMom[varAssignVec][sumMargInd] + sumExpoMaxMom[varAssignVec][sumMargInd];
expoVecOffsetMom[iterCnt] = expo;
++iterCnt;
} //for iSpEnergy
std::map<std::vector<int>,std::vector<double> >::const_iterator iLogDual = sumLogMargVecDual.begin();
for (std::map<std::vector<int>,std::vector<double> >::const_iterator iLogMom = sumLogMargVecMom.begin(); iLogMom != sumLogMargVecMom.end(); ++iLogMom) {
varAssignVec = iLogMom->first;
margConstSumDual[varAssignVec] = 0;
margConstSumMom[varAssignVec] = 0;
for (int iSumLab = 0; iSumLab != nSumSetLab; ++iSumLab) {
expVal = exp(expoVecSumDual[varAssignVec][iSumLab] - expoMaxDual[varAssignVec]);
myUtils::checkRangeError(expVal);
margConstSumDual[varAssignVec] += expVal;
expVal = exp(expoVecSumMom[varAssignVec][iSumLab] - expoMaxMom[varAssignVec]);
myUtils::checkRangeError(expVal);
margConstSumMom[varAssignVec] += expVal;
} //for iTwoLab = [0:nTwoSetLab)
}
oneMargVecDual.resize(nOneSepSetLab);
oneMargVecMom.resize(nOneSepSetLab);
for (int iSepLab = 0; iSepLab != nOneSepSetLab; ++iSepLab) {
int diffInd = 0;
varAssignVec.resize(diffSet.size());
for (std::vector<uint_fast8_t>::iterator iSet = diffSet.begin(); iSet != diffSet.end(); ++iSet) {
std::vector<uint_fast8_t>::iterator sepNodeIter = std::find(oneSepSet.begin(), oneSepSet.end(), *iSet);
int sepNodeInd = std::distance(oneSepSet.begin(), sepNodeIter);
varAssignVec[diffInd] = static_cast<int>(floor(iSepLab/oneSepStride[sepNodeInd])) % label[*iSet];
++diffInd;
}
oneMargVecDual[iSepLab] = margConstSumDual[varAssignVec]*exp(expoMaxDual[varAssignVec] - expoMaxBwdDual[iSepLab]);
oneMargVecMom[iSepLab] = margConstSumMom[varAssignVec]*exp(expoMaxMom[varAssignVec] - expoMaxBwdMom[iSepLab]);
} //for iSepLab = [0:nOneSepSetLab)
iterCnt = 0;
for (std::map<int, double>::const_iterator iSpEnergy = sparseEnergies.begin(); iSpEnergy != sparseEnergies.end(); ++iSpEnergy) {//performSPBwdSparse
int curCliqLab = iSpEnergy->first;
int bwdMargInd = 0;
int oneStrideInd = 0;
for (std::vector<uint_fast8_t>::iterator iSet = oneSepSet.begin(); iSet != oneSepSet.end(); ++iSet) {
varAssign = static_cast<int>(floor(curCliqLab/stride[*iSet])) % label[*iSet];
bwdMargInd += varAssign*oneSepStride[oneStrideInd];
++oneStrideInd;
}
expVal = exp(expoVecSparseDual[iterCnt] - expoMaxBwdDual[bwdMargInd]);
myUtils::checkRangeError(expVal);
double expValOff = exp(expoVecOffsetDual[iterCnt] - expoMaxBwdDual[bwdMargInd]);
myUtils::checkRangeError(expVal);
oneMargVecDual[bwdMargInd] += expVal - expValOff;
expVal = exp(expoVecSparseMom[iterCnt] - expoMaxBwdMom[bwdMargInd]);
myUtils::checkRangeError(expVal);
expValOff = exp(expoVecOffsetMom[iterCnt] - expoMaxBwdMom[bwdMargInd]);
myUtils::checkRangeError(expVal);
oneMargVecMom[bwdMargInd] += expVal - expValOff;
++iterCnt;
} //for iSpEnergy
twoMargVecDual = oneMargVecDual;
twoMargVecMom = oneMargVecMom;
expoMaxBuffDual = expoMaxBwdDual;
expoMaxBuffMom = expoMaxBwdMom;
expoMaxBwdVecDual[numFactors-1-iterFactor] = expoMaxBwdDual;
expoMaxBwdVecMom[numFactors-1-iterFactor] = expoMaxBwdMom;
bwdMargVecDual[numFactors-1-iterFactor] = oneMargVecDual;
bwdMargVecMom[numFactors-1-iterFactor] = oneMargVecMom;
#if 0
std::cout<<"CLIQCHAINSPNUMSPARSE: EXPOMAXBWD ";
for (std::vector<double>::iterator debugIter = expoMaxBwd.begin(); debugIter != expoMaxBwd.end(); ++debugIter) {
std::cout<<*debugIter<<" ";
}
std::cout<<std::endl;
std::cout<<"CLIQCHAINSPNUMSPARSE: ONEMARGVEC ";
for (std::vector<double>::iterator debugIter = oneMargVec.begin(); debugIter != oneMargVec.end(); ++debugIter) {
std::cout<<*debugIter<<" ";
}
std::cout<<std::endl;
#endif
}
return 0;
}
int performSPFwdNumSparse(uint_fast8_t horVerFlag, const std::vector<std::pair<int, clique*> > &cliqChain, const std::map<int,int> &subProbNodeMap, const std::vector<int> &subProbNodeOffset, const Eigen::VectorXd &subProbDualVar, const Eigen::VectorXd &subProbMomentum, const std::vector<std::vector<double> > &bwdMargVecDual, const std::vector<std::vector<double> > &bwdMargVecMom, const std::vector<std::vector<double> > &expoMaxBwdVecDual, const std::vector<std::vector<double> > &expoMaxBwdVecMom, const std::vector<double> &uEnergy, const std::vector<int> &uOffset, const double tau, double &energyDual, double &energyMom, std::vector<double> &nodeMargDual, std::vector<double> &nodeMargMom)
{
energyDual = 0;
energyMom = 0;
int numFactors = cliqChain.size();
clique* curFactor;
int oneFactorInd;
int curFactorInd;
int twoFactorInd;
std::vector<int> memNode;
std::vector<uint_fast8_t> sumSet;
std::vector<uint_fast8_t> oneSepSet;
std::vector<uint_fast8_t> twoSepSet;
std::vector<int> nodeOffset;
std::vector<short> label;
std::vector<int> stride;
std::vector<int> sumStride;
std::vector<int> oneSepStride;
std::vector<int> twoSepStride;
int shareCnt;
int nSumSetLab, nOneSepSetLab, nTwoSepSetLab; //get sumset wrt a given factor = current factor set - separator set wrt given factor
std::vector<double> oneMargVecDual;
std::vector<double> oneMargVecMom;
std::vector<double> twoMargVecDual;
std::vector<double> twoMargVecMom;
std::vector<double> curBwdMargVecDual; //already computed in backward sum-product pass
std::vector<double> curBwdMargVecMom;
std::vector<double> curExpoMaxBwdDual;
std::vector<double> curExpoMaxBwdMom;
std::map<int, double> sparseEnergies;
double cEnergyConst;
std::map<std::vector<int>, std::vector<double> > expoVecSumDual;
std::map<std::vector<int>, std::vector<double> > expoVecSumMom;
std::vector<double> expoVecOneDual;
std::vector<double> expoVecOneMom;
std::vector<double> expoVecSparseDual;
std::vector<double> expoVecSparseMom;
std::vector<double> expoVecOffsetDual;
std::vector<double> expoVecOffsetMom;
std::vector<double> expoMaxFwdDual;
std::vector<double> expoMaxFwdMom;
std::vector<double> expoMaxBuffDual;
std::vector<double> expoMaxBuffMom;
double expoMaxOneDual;
double expoMaxOneMom;
std::map<std::vector<int>, double> expoMaxDual;
std::map<std::vector<int>, double> expoMaxMom;
std::map<std::vector<int>, bool> expoMaxInitFlagDual;
std::map<std::vector<int>, bool> expoMaxInitFlagMom;
bool expoMaxOneInitFlagDual;
bool expoMaxOneInitFlagMom;
double energyExpSumDual;
double energyExpSumMom;
std::map<std::vector<int>,double> margConstSumDual;
std::map<std::vector<int>,double> margConstSumMom;
double expo = 0, expVal = 0;
int varAssign;
std::vector<int> varAssignVec;
std::map<std::vector<int>, std::vector<double> > sumLogFwdMargDual;
std::map<std::vector<int>, std::vector<double> > sumLogFwdMargMom;
std::map<std::vector<int>, std::vector<double> > sumExpoFwdMaxDual;
std::map<std::vector<int>, std::vector<double> > sumExpoFwdMaxMom;
std::map<std::vector<int>, std::vector<double> > sumLogBwdMargDual;
std::map<std::vector<int>, std::vector<double> > sumLogBwdMargMom;
std::map<std::vector<int>, std::vector<double> > sumExpoBwdMaxDual;
std::map<std::vector<int>, std::vector<double> > sumExpoBwdMaxMom;
std::vector<double> sumLogFwdMargCompDual;
std::vector<double> sumLogFwdMargCompMom;
std::vector<double> sumExpoFwdMaxCompDual;
std::vector<double> sumExpoFwdMaxCompMom;
std::vector<double> sumLogBwdMargCompDual;
std::vector<double> sumLogBwdMargCompMom;
std::vector<double> sumExpoBwdMaxCompDual;
std::vector<double> sumExpoBwdMaxCompMom;
std::vector<std::pair<int, clique*> >::const_iterator iFactor = cliqChain.begin();
for (int iterFactor = 0; iterFactor != numFactors; ++iterFactor) {
if (iterFactor == 0) {
if (horVerFlag == 0) {
oneFactorInd = -1;
}
else {
oneFactorInd = -10;
}
}
else {
oneFactorInd = curFactorInd;
}
curFactor = iFactor->second;
curFactorInd = iFactor->first;
if (iterFactor == numFactors-1) {
if (horVerFlag == 0) {
twoFactorInd = -2;
}
else {
twoFactorInd = -20;
}
}
else {
std::advance(iFactor,1);
twoFactorInd = iFactor->first;
}
memNode = curFactor->memNode_;
sumSet = curFactor->sumSet_[twoFactorInd];
twoSepSet = curFactor->sepSet_[twoFactorInd];
nodeOffset = curFactor->getNodeOffset();
label = curFactor->getNodeLabel();
stride = curFactor->getStride();
sumStride = curFactor->getSumStride(twoFactorInd);
twoSepStride = curFactor->getSepStride(twoFactorInd);
shareCnt = curFactor->getShareCnt();
//sparseLab = curFactor->getSparseInd();
sparseEnergies = curFactor->getSparseEnergies();
cEnergyConst = curFactor->getCEConst();
nSumSetLab = curFactor->getSumSetLabCnt(twoFactorInd);
nTwoSepSetLab = curFactor->getSepSetLabCnt(twoFactorInd);
//expoMaxInitFlag = true;
expoMaxOneInitFlagDual = true;
expoMaxOneInitFlagMom = true;
curBwdMargVecDual = bwdMargVecDual[iterFactor]; //already computed in backward sum-product pass
curBwdMargVecMom = bwdMargVecMom[iterFactor];
curExpoMaxBwdDual = expoMaxBwdVecDual[iterFactor];
curExpoMaxBwdMom = expoMaxBwdVecMom[iterFactor];
twoMargVecDual.resize(nTwoSepSetLab,0);
twoMargVecMom.resize(nTwoSepSetLab,0);
sumLogFwdMargCompDual.resize(nSumSetLab,0);
sumLogFwdMargCompMom.resize(nSumSetLab,0);
sumExpoFwdMaxCompDual.resize(nSumSetLab,0);
sumExpoFwdMaxCompMom.resize(nSumSetLab,0);
sumLogBwdMargCompDual.resize(nSumSetLab,0);
sumLogBwdMargCompMom.resize(nSumSetLab,0);
sumExpoBwdMaxCompDual.resize(nSumSetLab,0);
sumExpoBwdMaxCompMom.resize(nSumSetLab,0);
oneSepSet = curFactor->sepSet_[oneFactorInd];
nOneSepSetLab = curFactor->getSepSetLabCnt(oneFactorInd);
oneSepStride = curFactor->getSepStride(oneFactorInd);
if (iterFactor == 0) {
oneMargVecDual.resize(nOneSepSetLab,1);
oneMargVecMom.resize(nOneSepSetLab,1);
expoMaxBuffDual.resize(nOneSepSetLab,0);
expoMaxBuffMom.resize(nOneSepSetLab,0);
}
std::vector<uint_fast8_t> diffSet;
std::set_difference(oneSepSet.begin(),oneSepSet.end(),sumSet.begin(),sumSet.end(),std::back_inserter(diffSet));
int numSum = 1;
for (std::vector<uint_fast8_t>::iterator iSet = diffSet.begin(); iSet != diffSet.end(); ++iSet) {
numSum *= label[*iSet];
}
for (int iLab = 0; iLab != nOneSepSetLab; ++iLab) {
int diffInd = 0;
varAssignVec.resize(diffSet.size());
for (std::vector<uint_fast8_t>::iterator iSet = diffSet.begin(); iSet != diffSet.end(); ++iSet) {
std::vector<uint_fast8_t>::iterator sepNodeIter = std::find(oneSepSet.begin(), oneSepSet.end(), *iSet);
int sepNodeInd = std::distance(oneSepSet.begin(), sepNodeIter);
varAssignVec[diffInd] = static_cast<int>(floor(iLab/oneSepStride[sepNodeInd])) % label[*iSet];
++diffInd;
}
sumLogFwdMargDual[varAssignVec] = std::vector<double>(nSumSetLab,0);
sumLogFwdMargMom[varAssignVec] = std::vector<double>(nSumSetLab,0);
sumExpoFwdMaxDual[varAssignVec] = std::vector<double>(nSumSetLab,0);
sumExpoFwdMaxMom[varAssignVec] = std::vector<double>(nSumSetLab,0);
sumLogBwdMargDual[varAssignVec] = std::vector<double>(nSumSetLab,0);
sumLogBwdMargMom[varAssignVec] = std::vector<double>(nSumSetLab,0);
sumExpoBwdMaxDual[varAssignVec] = std::vector<double>(nSumSetLab,0);
sumExpoBwdMaxMom[varAssignVec] = std::vector<double>(nSumSetLab,0);
expoMaxInitFlagDual[varAssignVec] = true;
expoMaxInitFlagMom[varAssignVec] = true;
}
if ((sumLogFwdMargDual.size() != numSum)) {
std::cout<<"problem!"<<std::endl;
}
expoVecOneDual.resize(nOneSepSetLab,0);
expoVecOneMom.resize(nOneSepSetLab,0);
//current sumset will be a subset of separator set wrt factor one
for (int iSepLab = 0; iSepLab != nOneSepSetLab; ++iSepLab) {
int sumMargInd = 0;
int sumStrideInd = 0;
int diffInd = 0;
double dualSum = 0;
double momSum = 0;
varAssignVec.resize(diffSet.size());
for (std::vector<uint_fast8_t>::iterator iSet = diffSet.begin(); iSet != diffSet.end(); ++iSet) {
std::vector<uint_fast8_t>::iterator sepNodeIter = std::find(oneSepSet.begin(), oneSepSet.end(), *iSet);
int sepNodeInd = std::distance(oneSepSet.begin(), sepNodeIter);
varAssignVec[diffInd] = static_cast<int>(floor(iSepLab/oneSepStride[sepNodeInd])) % label[*iSet];
++diffInd;
}
for (std::vector<uint_fast8_t>::iterator iSet = sumSet.begin(); iSet != sumSet.end(); ++iSet) {
std::vector<uint_fast8_t>::iterator sepNodeIter = std::find(oneSepSet.begin(), oneSepSet.end(), *iSet);
int sepNodeInd = std::distance(oneSepSet.begin(), sepNodeIter);
varAssign = static_cast<int>(floor(iSepLab/oneSepStride[sepNodeInd])) % label[*iSet];
sumMargInd += sumStride[sumStrideInd]*varAssign;
++sumStrideInd;
}
sumLogFwdMargDual[varAssignVec][sumMargInd] = log(oneMargVecDual[iSepLab]);
sumLogFwdMargMom[varAssignVec][sumMargInd] = log(oneMargVecMom[iSepLab]);
sumExpoFwdMaxDual[varAssignVec][sumMargInd] = expoMaxBuffDual[iSepLab];
sumExpoFwdMaxMom[varAssignVec][sumMargInd] = expoMaxBuffMom[iSepLab];
int sepStrideInd = 0;
dualSum = 0;
momSum = 0;
for (std::vector<uint_fast8_t>::iterator iSet = oneSepSet.begin(); iSet != oneSepSet.end(); ++iSet) {
varAssign = static_cast<int>(floor(iSepLab/oneSepStride[sepStrideInd])) % label[*iSet];
int subProbNodeIndex = subProbNodeMap.at(memNode[*iSet]);
dualSum += subProbDualVar[subProbNodeOffset[subProbNodeIndex] + varAssign] + uEnergy[uOffset[memNode[*iSet]] + varAssign];
momSum += subProbMomentum[subProbNodeOffset[subProbNodeIndex] + varAssign] + uEnergy[uOffset[memNode[*iSet]] + varAssign];
++sepStrideInd;
}
expo = tau*dualSum + log(oneMargVecDual[iSepLab]) + expoMaxBuffDual[iSepLab] + log(curBwdMargVecDual[iSepLab]) + curExpoMaxBwdDual[iSepLab];
expoVecOneDual[iSepLab] = expo;
if (expoMaxOneInitFlagDual) {
expoMaxOneDual = expo;
expoMaxOneInitFlagDual = false;
}
else if (expo > expoMaxOneDual) {
expoMaxOneDual = expo;
}
expo = tau*momSum + log(oneMargVecMom[iSepLab]) + expoMaxBuffMom[iSepLab] + log(curBwdMargVecMom[iSepLab]) + curExpoMaxBwdMom[iSepLab];
expoVecOneMom[iSepLab] = expo;
if (expoMaxOneInitFlagMom) {
expoMaxOneMom = expo;
expoMaxOneInitFlagMom = false;
}
else if (expo > expoMaxOneMom) {
expoMaxOneMom = expo;
}
}
expoVecSumDual.clear();
expoVecSumMom.clear();
std::map<std::vector<int>,std::vector<double> >::const_iterator iFwdMaxDual = sumExpoFwdMaxDual.begin();
std::map<std::vector<int>,std::vector<double> >::const_iterator iFwdMaxMom = sumExpoFwdMaxMom.begin();
std::map<std::vector<int>,std::vector<double> >::const_iterator iLogFwdDual = sumLogFwdMargDual.begin();
for (std::map<std::vector<int>,std::vector<double> >::const_iterator iLogFwdMom = sumLogFwdMargMom.begin(); iLogFwdMom != sumLogFwdMargMom.end(); ++iLogFwdMom) {
varAssignVec = iLogFwdMom->first;
std::vector<double> curSumLogFwdMargDual = iLogFwdDual->second;
std::vector<double> curSumLogFwdMargMom = iLogFwdMom->second;
std::vector<double> curSumExpoFwdMaxDual = iFwdMaxDual->second;
std::vector<double> curSumExpoFwdMaxMom = iFwdMaxMom->second;
std::advance(iFwdMaxDual,1);
std::advance(iFwdMaxMom,1);
expoVecSumDual[varAssignVec].resize(nSumSetLab);
expoVecSumMom[varAssignVec].resize(nSumSetLab);
for (int iSumLab = 0; iSumLab != nSumSetLab; ++iSumLab) {//performSPFwdSparse
int sumStrideInd = 0;
double dualSum = 0;
double momSum = 0;
for (std::vector<uint_fast8_t>::iterator iSet = sumSet.begin(); iSet != sumSet.end(); ++iSet) {
varAssign = static_cast<int>(floor(iSumLab/sumStride[sumStrideInd])) % label[*iSet];
int subProbNodeIndex = subProbNodeMap.at(memNode[*iSet]);
dualSum += subProbDualVar[subProbNodeOffset[subProbNodeIndex] + varAssign] + uEnergy[uOffset[memNode[*iSet]] + varAssign];
momSum += subProbMomentum[subProbNodeOffset[subProbNodeIndex] + varAssign] + uEnergy[uOffset[memNode[*iSet]] + varAssign];
++sumStrideInd;
}
expo = tau*(cEnergyConst + dualSum) + curSumLogFwdMargDual[iSumLab] + curSumExpoFwdMaxDual[iSumLab];
expoVecSumDual[varAssignVec][iSumLab] = expo;
if (expoMaxInitFlagDual[varAssignVec]) {
expoMaxDual[varAssignVec] = expo;
expoMaxInitFlagDual[varAssignVec] = false;
}
else if (expo > expoMaxDual[varAssignVec]) {
expoMaxDual[varAssignVec] = expo;
}
expo = tau*(cEnergyConst + momSum) + curSumLogFwdMargMom[iSumLab] + curSumExpoFwdMaxMom[iSumLab];
expoVecSumMom[varAssignVec][iSumLab] = expo;
if (expoMaxInitFlagMom[varAssignVec]) {
expoMaxMom[varAssignVec] = expo;
expoMaxInitFlagMom[varAssignVec] = false;
}
else if (expo > expoMaxMom[varAssignVec]) {
expoMaxMom[varAssignVec] = expo;
}
}
} //for iLogFwd
expoMaxFwdDual.resize(nTwoSepSetLab);
expoMaxFwdMom.resize(nTwoSepSetLab);
for (int iSepLab = 0; iSepLab != nTwoSepSetLab; ++iSepLab) {
int diffInd = 0;
varAssignVec.resize(diffSet.size());
for (std::vector<uint_fast8_t>::iterator iSet = diffSet.begin(); iSet != diffSet.end(); ++iSet) {
std::vector<uint_fast8_t>::iterator sepNodeIter = std::find(twoSepSet.begin(), twoSepSet.end(), *iSet);
int sepNodeInd = std::distance(twoSepSet.begin(), sepNodeIter);
varAssignVec[diffInd] = static_cast<int>(floor(iSepLab/twoSepStride[sepNodeInd])) % label[*iSet];
++diffInd;
}
expoMaxFwdDual[iSepLab] = expoMaxDual[varAssignVec];
expoMaxFwdMom[iSepLab] = expoMaxMom[varAssignVec];
}
int iterCnt = 0;
expoVecSparseDual.resize(sparseEnergies.size());
expoVecSparseMom.resize(sparseEnergies.size());
expoVecOffsetDual.resize(sparseEnergies.size());
expoVecOffsetMom.resize(sparseEnergies.size());
for (std::map<int, double>::const_iterator iSpEnergy = sparseEnergies.begin(); iSpEnergy != sparseEnergies.end(); ++iSpEnergy) {//performSPBwdSparse
double curCliqLab = iSpEnergy->first;
double dualSum = 0;
double momSum = 0;
int sumMargInd = 0;
int strideInd = 0;
for (std::vector<uint_fast8_t>::iterator iSet = sumSet.begin(); iSet != sumSet.end(); ++iSet) {
varAssign = static_cast<int>(floor(curCliqLab/stride[*iSet])) % label[*iSet];
int subProbNodeIndex = subProbNodeMap.at(memNode[*iSet]);
dualSum += subProbDualVar[subProbNodeOffset[subProbNodeIndex] + varAssign] + uEnergy[uOffset[memNode[*iSet]] + varAssign];
momSum += subProbMomentum[subProbNodeOffset[subProbNodeIndex] + varAssign] + uEnergy[uOffset[memNode[*iSet]] + varAssign];
sumMargInd += sumStride[strideInd]*varAssign;
++strideInd;
}
int diffInd = 0;
varAssignVec.resize(diffSet.size());
for (std::vector<uint_fast8_t>::iterator iSet = diffSet.begin(); iSet != diffSet.end(); ++iSet) {
varAssignVec[diffInd] = static_cast<int>(floor(curCliqLab/stride[*iSet])) % label[*iSet];
++diffInd;
}
int oneMargInd = 0;
int sepStrideInd = 0;
for (std::vector<uint_fast8_t>::iterator oneSepI = oneSepSet.begin(); oneSepI != oneSepSet.end(); ++oneSepI) {
varAssign = static_cast<int>(floor(curCliqLab/stride[*oneSepI])) % label[*oneSepI];
oneMargInd += varAssign*oneSepStride[sepStrideInd];
++sepStrideInd;
}
int fwdMargInd = 0;
int twoStrideInd = 0;
for (std::vector<uint_fast8_t>::iterator iSet = twoSepSet.begin(); iSet != twoSepSet.end(); ++iSet) {
varAssign = static_cast<int>(floor(curCliqLab/stride[*iSet])) % label[*iSet];
fwdMargInd += varAssign*twoSepStride[twoStrideInd];
++twoStrideInd;