sp
/
tempest
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity
Browse Source

Simplify before preprocessing

main
Jip Spel 7 years ago
parent
9bc402a20b
commit
8c3fb65ef9
1 changed files with 46 additions and 47 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 91
      src/storm-pars-cli/storm-pars.cpp

91
src/storm-pars-cli/storm-pars.cpp
View File

@ -499,18 +499,15 @@ namespace storm {
state->successor2 = numberOfStates;
auto row = matrix.getRow(i);
for (auto itr = row.begin(); itr < row.end() && state->successor2 == numberOfStates; ++itr) {
if ((*itr).getValue() != ValueType(1)) {
if (state->successor1 == numberOfStates) {
state->successor1 = (*itr).getColumn();
} else {
state->successor2 = (*itr).getColumn();
}
} else {
state-> successor1 = (*itr).getColumn();
state-> successor2 = (*itr).getColumn();
}
//TODO assert that there are at most two successors
if ((*(row.begin())).getValue() != ValueType(1)) {
state->successor1 = (*(row.begin())).getColumn();
state->successor2 = (*(++row.begin())).getColumn();
} else {
state-> successor1 = (*(row.begin())).getColumn();
state-> successor2 = (*(row.begin())).getColumn();
}
stateVector.push_back(state);
}
// Start creating the Lattice
@ -548,25 +545,25 @@ namespace storm {
// then they should be at the same node
// TODO: can this be removed, e.g. adding a step to preprocessing, making this superfluous
// TODO: 1 prob. and same probs to same states should be removed from matrix
storm::analysis::Lattice::Node *above = lattice->getNode(successor1);
storm::analysis::Lattice::Node *below = lattice->getNode(successor2);
std::vector<storm::analysis::Lattice::Node *> states1 = above->below;
std::vector<storm::analysis::Lattice::Node *> states2 = below->above;
for (auto itr1 = states1.begin(); itr1 < states1.end(); ++itr1) {
for (auto itr2 = states2.begin(); itr2 < states2.end(); ++itr2) {
if ((*itr1)->states == (*itr2)->states) {
ValueType prob1 = getProbability(currentState->stateNumber, successor1, matrix);
ValueType prob2 = getProbability(currentState->stateNumber, successor2, matrix);
if (prob1 != ValueType(1)
&& prob2 != ValueType(1)
&& getProbability((*itr1)->states, above->states, matrix) == prob1
&& getProbability((*itr1)->states, below->states, matrix) == prob2) {
lattice->addToNode(currentState->stateNumber, (*itr1));
seenStates.set(currentState->stateNumber);
}
}
}
}
// storm::analysis::Lattice::Node *above = lattice->getNode(successor1);
// storm::analysis::Lattice::Node *below = lattice->getNode(successor2);
// std::vector<storm::analysis::Lattice::Node *> states1 = above->below;
// std::vector<storm::analysis::Lattice::Node *> states2 = below->above;
// for (auto itr1 = states1.begin(); itr1 < states1.end(); ++itr1) {
// for (auto itr2 = states2.begin(); itr2 < states2.end(); ++itr2) {
// if ((*itr1)->states == (*itr2)->states) {
// ValueType prob1 = getProbability(currentState->stateNumber, successor1, matrix);
// ValueType prob2 = getProbability(currentState->stateNumber, successor2, matrix);
// if (prob1 != ValueType(1)
// && prob2 != ValueType(1)
// && getProbability((*itr1)->states, above->states, matrix) == prob1
// && getProbability((*itr1)->states, below->states, matrix) == prob2) {
// lattice->addToNode(currentState->stateNumber, (*itr1));
// seenStates.set(currentState->stateNumber);
// }
// }
// }
// }
if (!seenStates.get(currentState->stateNumber)) {
// successor 1 is closer to top than successor 2
@ -614,6 +611,21 @@ namespace storm {
STORM_LOG_THROW(model || input.properties.empty(), storm::exceptions::InvalidSettingsException, "No input model.");
if (parSettings.isMonotonicityAnalysisSet()) {
std::cout << "Hello, Jip1" << std::endl;
auto consideredModel = (model->as<storm::models::sparse::Dtmc<ValueType>>());
// TODO: check if it is a Dtmc
auto simplifier = storm::transformer::SparseParametricDtmcSimplifier<storm::models::sparse::Dtmc<ValueType>>(*consideredModel);
std::vector<std::shared_ptr<storm::logic::Formula const>> formulas = storm::api::extractFormulasFromProperties(input.properties);
STORM_LOG_THROW(formulas.begin()!=formulas.end(), storm::exceptions::NotSupportedException, "Only one formula at the time supported");
if (!simplifier.simplify(*(formulas[0]))) {
STORM_LOG_THROW(false, storm::exceptions::UnexpectedException, "Simplifying the model was not successfull.");
}
model = simplifier.getSimplifiedModel();
std::cout << "Bye, Jip1" << std::endl;
}
if (model) {
auto preprocessingResult = storm::pars::preprocessModel<DdType, ValueType>(model, input);
@ -623,25 +635,12 @@ namespace storm {
}
}
if (parSettings.isMonotonicityAnalysisSet()) {
// Do something more fancy.
std::cout << "Hello, Jip" << std::endl;
auto testModel = (model->as<storm::models::sparse::Dtmc<ValueType>>());
// TODO: check if it is a Dtmc
auto simplifier = storm::transformer::SparseParametricDtmcSimplifier<storm::models::sparse::Dtmc<ValueType>>(*testModel);
std::cout << "Hello, Jip2" << std::endl;
std::shared_ptr<storm::models::sparse::Model<ValueType>> sparseModel = model->as<storm::models::sparse::Model<ValueType>>();
std::vector<std::shared_ptr<storm::logic::Formula const>> formulas = storm::api::extractFormulasFromProperties(input.properties);
STORM_LOG_THROW(formulas.begin()!=formulas.end(), storm::exceptions::NotSupportedException, "Only one formula at the time supported");
if (!simplifier.simplify(*(formulas[0]))) {
STORM_LOG_THROW(false, storm::exceptions::UnexpectedException, "Simplifying the model was not successfull.");
}
std::shared_ptr<storm::models::sparse::Model<ValueType>> sparseModel = simplifier.getSimplifiedModel();//->as<storm::models::sparse::Model<ValueType>>();
// formulas = std::vector<std::shared_ptr<storm::logic::Formula const>>({simplifier.getSimplifiedFormula()});//storm::api::extractFormulasFromProperties(input.properties);
STORM_LOG_THROW((*(formulas[0])).isProbabilityOperatorFormula() && (*(formulas[0])).asProbabilityOperatorFormula().getSubformula().isUntilFormula(), storm::exceptions::NotSupportedException, "Expecting until formula");
storm::modelchecker::SparsePropositionalModelChecker<storm::models::sparse::Model<ValueType>> propositionalChecker(*sparseModel);
@ -657,8 +656,8 @@ namespace storm {
storm::analysis::Lattice* lattice = toLattice(sparseModel, topStates, bottomStates);
lattice->toString(std::cout);
// Monotonicity?
bool monotoneInAll = true;
storm::storage::SparseMatrix<ValueType> matrix = sparseModel.get()->getTransitionMatrix();
for (uint_fast64_t i = 0; i < sparseModel.get()->getNumberOfStates(); ++i) {
// go over all rows

Write Preview
Loading…
Cancel
Save