This example shows how to instantiate an CBCSearch task to search for the best merit using a CBC algorithm.
#include <iostream>
#include <memory>
#include "netbuilder/FigureOfMerit/WeightedFigureOfMerit.h"
#include "netbuilder/FigureOfMerit/TValueProjMerit.h"
#include "netbuilder/Task/CBCSearch.h"
#include "netbuilder/Task/FullCBCExplorer.h"
#include "netbuilder/Task/RandomCBCExplorer.h"
#include "netbuilder/Task/MixedCBCExplorer.h"
#include "latticetester/ProductWeights.h"
int main(int argc, char** argv)
{
SET_PATH_TO_LATNETBUILDER_FOR_EXAMPLES();
{
auto weights = std::make_unique<LatticeTester::ProductWeights>(.7);
auto projDepMerit = std::make_unique<TValueProjMerit<EmbeddingType::UNILEVEL>>(3);
auto figure = std::make_unique<WeightedFigureOfMerit<TValueProjMerit<EmbeddingType::UNILEVEL>>>(std::numeric_limits<Real>::infinity(), std::move(weights), std::move(projDepMerit));
auto explorer = std::make_unique<FullCBCExplorer<NetConstruction::POLYNOMIAL, EmbeddingType::UNILEVEL>>(s, size);
auto task = std::make_unique<CBCSearch<NetConstruction::POLYNOMIAL, EmbeddingType::UNILEVEL, FullCBCExplorer>>(s, size, std::move(figure), std::move(explorer));
std::cout << task->format();
task->execute();
std::cout << "Best net: " << task->bestNet().format() << std::endl;
std::cout << "Merit value: " << task->bestMeritValue() << std::endl;
}
{
auto weights = std::make_unique<LatticeTester::ProductWeights>(.7);
auto projDepMerit = std::make_unique<TValueProjMerit<EmbeddingType::UNILEVEL>>(3);
auto figure = std::make_unique<WeightedFigureOfMerit<TValueProjMerit<EmbeddingType::UNILEVEL>>>(std::numeric_limits<Real>::infinity(), std::move(weights), std::move(projDepMerit));
auto explorer = std::make_unique<RandomCBCExplorer<NetConstruction::POLYNOMIAL, EmbeddingType::UNILEVEL>>(s, size, 70);
auto task = std::make_unique<CBCSearch<NetConstruction::POLYNOMIAL, EmbeddingType::UNILEVEL, RandomCBCExplorer>>(s, size, std::move(figure), std::move(explorer));
std::cout << task->format();
task->execute();
std::cout << "Best net: " << task->bestNet().format() << std::endl;
std::cout << "Merit value: " << task->bestMeritValue() << std::endl;
}
{
auto weights = std::make_unique<LatticeTester::ProductWeights>(.7);
auto projDepMerit = std::make_unique<TValueProjMerit<EmbeddingType::UNILEVEL>>(3);
auto figure = std::make_unique<WeightedFigureOfMerit<TValueProjMerit<EmbeddingType::UNILEVEL>>>(std::numeric_limits<Real>::infinity(), std::move(weights), std::move(projDepMerit));
auto explorer = std::make_unique<MixedCBCExplorer<NetConstruction::POLYNOMIAL, EmbeddingType::UNILEVEL>>(s, size, 3, 70);
auto task = std::make_unique<CBCSearch<NetConstruction::POLYNOMIAL, EmbeddingType::UNILEVEL, MixedCBCExplorer>>(s, size, std::move(figure), std::move(explorer));
std::cout << task->format();
task->execute();
std::cout << "Best net: " << task->bestNet().format() << std::endl;
std::cout << "Merit value: " << task->bestMeritValue() << std::endl;
}
}