You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
80 lines
7.8 KiB
80 lines
7.8 KiB
#ifndef STORM_MODELCHECKER_REACHABILITY_SPARSEDTMCELIMINATIONMODELCHECKER_H_
|
|
#define STORM_MODELCHECKER_REACHABILITY_SPARSEDTMCELIMINATIONMODELCHECKER_H_
|
|
|
|
#include "storm/modelchecker/propositional/SparsePropositionalModelChecker.h"
|
|
|
|
#include "storm/models/sparse/Dtmc.h"
|
|
|
|
#include "storm/storage/sparse/StateType.h"
|
|
#include "storm/storage/FlexibleSparseMatrix.h"
|
|
#include "storm/solver/stateelimination/StatePriorityQueue.h"
|
|
|
|
namespace storm {
|
|
namespace modelchecker {
|
|
|
|
|
|
//forward declaration of friend class
|
|
namespace region {
|
|
template<typename ParametricModelType, typename ConstantType>
|
|
class SparseDtmcRegionModelChecker;
|
|
}
|
|
|
|
using namespace storm::solver::stateelimination;
|
|
|
|
template<typename SparseDtmcModelType>
|
|
class SparseDtmcEliminationModelChecker : public SparsePropositionalModelChecker<SparseDtmcModelType> {
|
|
|
|
template<typename ParametricModelType, typename ConstantType> friend class storm::modelchecker::region::SparseDtmcRegionModelChecker;
|
|
|
|
public:
|
|
typedef typename SparseDtmcModelType::ValueType ValueType;
|
|
typedef typename SparseDtmcModelType::RewardModelType RewardModelType;
|
|
typedef typename storm::storage::FlexibleSparseMatrix<ValueType>::row_type FlexibleRowType;
|
|
typedef typename FlexibleRowType::iterator FlexibleRowIterator;
|
|
|
|
/*!
|
|
* Creates an elimination-based model checker for the given model.
|
|
*
|
|
* @param model The model to analyze.
|
|
*/
|
|
explicit SparseDtmcEliminationModelChecker(storm::models::sparse::Dtmc<ValueType> const& model);
|
|
|
|
// The implemented methods of the AbstractModelChecker interface.
|
|
virtual bool canHandle(CheckTask<storm::logic::Formula, ValueType> const& checkTask) const override;
|
|
virtual std::unique_ptr<CheckResult> computeBoundedUntilProbabilities(CheckTask<storm::logic::BoundedUntilFormula, ValueType> const& checkTask) override;
|
|
virtual std::unique_ptr<CheckResult> computeUntilProbabilities(CheckTask<storm::logic::UntilFormula, ValueType> const& checkTask) override;
|
|
virtual std::unique_ptr<CheckResult> computeReachabilityRewards(storm::logic::RewardMeasureType rewardMeasureType, CheckTask<storm::logic::EventuallyFormula, ValueType> const& checkTask) override;
|
|
virtual std::unique_ptr<CheckResult> computeLongRunAverageRewards(storm::logic::RewardMeasureType rewardMeasureType, CheckTask<storm::logic::LongRunAverageRewardFormula, ValueType> const& checkTask) override;
|
|
virtual std::unique_ptr<CheckResult> computeConditionalProbabilities(CheckTask<storm::logic::ConditionalFormula, ValueType> const& checkTask) override;
|
|
virtual std::unique_ptr<CheckResult> computeLongRunAverageProbabilities(CheckTask<storm::logic::StateFormula, ValueType> const& checkTask) override;
|
|
|
|
// Static helper methods
|
|
static std::unique_ptr<CheckResult> computeUntilProbabilities(storm::storage::SparseMatrix<ValueType> const& probabilityMatrix, storm::storage::SparseMatrix<ValueType> const& backwardTransitions, storm::storage::BitVector const& initialStates, storm::storage::BitVector const& phiStates, storm::storage::BitVector const& psiStates, bool computeForInitialStatesOnly);
|
|
|
|
static std::unique_ptr<CheckResult> computeReachabilityRewards(storm::storage::SparseMatrix<ValueType> const& probabilityMatrix, storm::storage::SparseMatrix<ValueType> const& backwardTransitions, storm::storage::BitVector const& initialStates, storm::storage::BitVector const& targetStates, std::vector<ValueType>& stateRewardValues, bool computeForInitialStatesOnly);
|
|
|
|
private:
|
|
static std::vector<ValueType> computeLongRunValues(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, storm::storage::SparseMatrix<ValueType> const& backwardTransitions, storm::storage::BitVector const& initialStates, storm::storage::BitVector const& maybeStates, bool computeResultsForInitialStatesOnly, std::vector<ValueType>& stateValues);
|
|
|
|
static std::unique_ptr<CheckResult> computeReachabilityRewards(storm::storage::SparseMatrix<ValueType> const& probabilityMatrix, storm::storage::SparseMatrix<ValueType> const& backwardTransitions, storm::storage::BitVector const& initialStates, storm::storage::BitVector const& targetStates, std::function<std::vector<ValueType>(uint_fast64_t, storm::storage::SparseMatrix<ValueType> const&, storm::storage::BitVector const&)> const& totalStateRewardVectorGetter, bool computeForInitialStatesOnly);
|
|
|
|
static std::vector<ValueType> computeReachabilityValues(storm::storage::SparseMatrix<ValueType> const& transitionMatrix, std::vector<ValueType>& values, storm::storage::SparseMatrix<ValueType> const& backwardTransitions, storm::storage::BitVector const& initialStates, bool computeResultsForInitialStatesOnly, std::vector<ValueType> const& oneStepProbabilitiesToTarget);
|
|
|
|
static void performPrioritizedStateElimination(std::shared_ptr<StatePriorityQueue>& priorityQueue, storm::storage::FlexibleSparseMatrix<ValueType>& transitionMatrix, storm::storage::FlexibleSparseMatrix<ValueType>& backwardTransitions, std::vector<ValueType>& values, storm::storage::BitVector const& initialStates, bool computeResultsForInitialStatesOnly);
|
|
|
|
static void performOrdinaryStateElimination(storm::storage::FlexibleSparseMatrix<ValueType>& transitionMatrix, storm::storage::FlexibleSparseMatrix<ValueType>& backwardTransitions, storm::storage::BitVector const& subsystem, storm::storage::BitVector const& initialStates, bool computeResultsForInitialStatesOnly, std::vector<ValueType>& values, boost::optional<std::vector<ValueType>>& additionalStateValues, boost::optional<std::vector<uint_fast64_t>> const& distanceBasedPriorities);
|
|
|
|
static void performOrdinaryStateElimination(storm::storage::FlexibleSparseMatrix<ValueType>& transitionMatrix, storm::storage::FlexibleSparseMatrix<ValueType>& backwardTransitions, storm::storage::BitVector const& subsystem, storm::storage::BitVector const& initialStates, bool computeResultsForInitialStatesOnly, std::vector<ValueType>& values, boost::optional<std::vector<uint_fast64_t>> const& distanceBasedPriorities);
|
|
|
|
static uint_fast64_t performHybridStateElimination(storm::storage::SparseMatrix<ValueType> const& forwardTransitions, storm::storage::FlexibleSparseMatrix<ValueType>& transitionMatrix, storm::storage::FlexibleSparseMatrix<ValueType>& backwardTransitions, storm::storage::BitVector const& subsystem, storm::storage::BitVector const& initialStates, bool computeResultsForInitialStatesOnly, std::vector<ValueType>& values, boost::optional<std::vector<uint_fast64_t>> const& distanceBasedPriorities);
|
|
|
|
static uint_fast64_t treatScc(storm::storage::FlexibleSparseMatrix<ValueType>& matrix, std::vector<ValueType>& values, storm::storage::BitVector const& entryStates, storm::storage::BitVector const& scc, storm::storage::BitVector const& initialStates, storm::storage::SparseMatrix<ValueType> const& forwardTransitions, storm::storage::FlexibleSparseMatrix<ValueType>& backwardTransitions, bool eliminateEntryStates, uint_fast64_t level, uint_fast64_t maximalSccSize, std::vector<storm::storage::sparse::state_type>& entryStateQueue, bool computeResultsForInitialStatesOnly, boost::optional<std::vector<uint_fast64_t>> const& distanceBasedPriorities = boost::none);
|
|
|
|
static bool checkConsistent(storm::storage::FlexibleSparseMatrix<ValueType>& transitionMatrix, storm::storage::FlexibleSparseMatrix<ValueType>& backwardTransitions);
|
|
|
|
};
|
|
|
|
} // namespace modelchecker
|
|
} // namespace storm
|
|
|
|
#endif /* STORM_MODELCHECKER_REACHABILITY_SPARSEDTMCELIMINATIONMODELCHECKER_H_ */
|