int randomSeed;
    XMLElement* srandElement = doc.FirstChildElement()->FirstChildElement("Settings");
    srandElement->FirstChildElement("srand")->QueryIntText( &randomSeed );



    std::string inputData;
    XMLElement* dataElement = doc.FirstChildElement()->FirstChildElement("Settings");
    dataElement->FirstChildElement("inputData")->Attribute( &inputData );

    data_set.set_data_file_name(inputData);
    data_set.load_data();