report.cpp

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#include <core/report.hpp>
#include <config/configuration.hpp>
#include <core/scheduler.hpp>

#include <cmath>

//using namespace std;

namespace hype
{
   namespace core{


         Report& Report::instance(){
            static Report r;
            return r;
         }
         
         double Report::getRelativeEstimationError(const std::string& algorithm_name) const throw(std::invalid_argument){
            AlgorithmPtr ptr = Scheduler::instance().getAlgorithm(algorithm_name);
            if(!ptr){
               std::string error_message="Could not find Algorithm '";
               error_message+=algorithm_name+"'!";
               throw new std::invalid_argument(error_message);
            }
            
            double sum=0;
            unsigned int length_of_initial_training_phase=Runtime_Configuration::instance().getTrainingLength(); //Configuration::period_for_periodic_recomputation;
            for(unsigned int i=length_of_initial_training_phase+1;i<ptr->getAlgorithmStatistics().relative_errors_.size();i++){
               sum+=std::abs(ptr->getAlgorithmStatistics().relative_errors_[i]);
               //std::cout << "sum " << sum << " " << ptr->getAlgorithmStatistics().relative_errors_[i] << std::endl;
            }
            return sum/ptr->getAlgorithmStatistics().relative_errors_.size();
            //return ptr->getAlgorithmStatistics().average_relative_error_;
         }
         

         Report::Report(){

         }



   };//end namespace core
}; //end namespace hype