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TimQu 8 years ago
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7fe24e912e
1 changed files with 41 additions and 29 deletions
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  1. 70
      src/storm-pomdp-cli/storm-pomdp.cpp

70
src/storm-pomdp-cli/storm-pomdp.cpp
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@ -133,41 +133,53 @@ int main(const int argc, const char** argv) {
storm::analysis::QualitativeAnalysis<storm::RationalNumber> qualitativeAnalysis(*pomdp);
STORM_PRINT_AND_LOG("Computing states with probability 0 ...");
std::cout << qualitativeAnalysis.analyseProb0(formula->asProbabilityOperatorFormula()) << std::endl;
STORM_PRINT_AND_LOG(" done." << std::endl);
STORM_PRINT_AND_LOG("Computing states with probability 1 ...");
std::cout << qualitativeAnalysis.analyseProb1(formula->asProbabilityOperatorFormula()) << std::endl;
STORM_PRINT_AND_LOG(" done." << std::endl);
std::cout << "actual reduction not yet implemented..." << std::endl;
}
if (pomdpSettings.getMemoryBound() > 1) {
storm::transformer::PomdpMemoryUnfolder<storm::RationalNumber> memoryUnfolder(*pomdp, pomdpSettings.getMemoryBound());
pomdp = memoryUnfolder.transform();
}
// From now on the pomdp is considered memoryless
if (pomdpSettings.isMecReductionSet()) {
STORM_PRINT_AND_LOG("Eliminating mec choices ...");
// Note: Elimination of mec choices only preserves memoryless schedulers.
uint64_t oldChoiceCount = pomdp->getNumberOfChoices();
storm::transformer::GlobalPomdpMecChoiceEliminator<storm::RationalNumber> mecChoiceEliminator(*pomdp);
pomdp = mecChoiceEliminator.transform(*formula);
STORM_PRINT_AND_LOG(oldChoiceCount - pomdp->getNumberOfChoices() << " choices eliminated through MEC choice elimination." << std::endl);
}
if (pomdpSettings.isExportToParametricSet()) {
storm::transformer::ApplyFiniteSchedulerToPomdp<storm::RationalNumber> toPMCTransformer(*pomdp);
auto const &pmc = toPMCTransformer.transform();
storm::analysis::ConstraintCollector<storm::RationalFunction> constraints(*pmc);
pmc->printModelInformationToStream(std::cout);
auto const& parameterSet = constraints.getVariables();
std::vector<storm::RationalFunctionVariable> parameters(parameterSet.begin(), parameterSet.end());
std::vector<std::string> parameterNames;
for (auto const& parameter : parameters) {
parameterNames.push_back(parameter.getName());
}
storm::api::exportSparseModelAsDrn(pmc, pomdpSettings.getExportToParametricFilename(), parameterNames);
}
if (pomdpSettings.getMemoryBound() > 1) {
STORM_PRINT_AND_LOG("Computing the unfolding for memory bound " << pomdpSettings.getMemoryBound() << "...");
storm::transformer::PomdpMemoryUnfolder<storm::RationalNumber> memoryUnfolder(*pomdp, pomdpSettings.getMemoryBound());
pomdp = memoryUnfolder.transform();
STORM_PRINT_AND_LOG(" done." << std::endl);
pomdp->printModelInformationToStream(std::cout);
} else {
STORM_PRINT_AND_LOG("Assumming memoryless schedulers.")
}
// From now on the pomdp is considered memoryless
if (pomdpSettings.isMecReductionSet()) {
STORM_PRINT_AND_LOG("Eliminating mec choices ...");
// Note: Elimination of mec choices only preserves memoryless schedulers.
uint64_t oldChoiceCount = pomdp->getNumberOfChoices();
storm::transformer::GlobalPomdpMecChoiceEliminator<storm::RationalNumber> mecChoiceEliminator(*pomdp);
pomdp = mecChoiceEliminator.transform(*formula);
STORM_PRINT_AND_LOG(" done." << std::endl);
STORM_PRINT_AND_LOG(oldChoiceCount - pomdp->getNumberOfChoices() << " choices eliminated through MEC choice elimination." << std::endl);
}
if (pomdpSettings.isExportToParametricSet()) {
STORM_PRINT_AND_LOG("Transforming memoryless POMDP to pMC...");
storm::transformer::ApplyFiniteSchedulerToPomdp<storm::RationalNumber> toPMCTransformer(*pomdp);
auto pmc = toPMCTransformer.transform();
STORM_PRINT_AND_LOG(" done." << std::endl);
pmc->printModelInformationToStream(std::cout);
STORM_PRINT_AND_LOG("Exporting pMC...");
storm::analysis::ConstraintCollector<storm::RationalFunction> constraints(*pmc);
auto const& parameterSet = constraints.getVariables();
std::vector<storm::RationalFunctionVariable> parameters(parameterSet.begin(), parameterSet.end());
std::vector<std::string> parameterNames;
for (auto const& parameter : parameters) {
parameterNames.push_back(parameter.getName());
}
storm::api::exportSparseModelAsDrn(pmc, pomdpSettings.getExportToParametricFilename(), parameterNames);
STORM_PRINT_AND_LOG(" done." << std::endl);
}
}
// All operations have now been performed, so we clean up everything and terminate.

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