Exemplo n.º 1
0
CGreyModel::CGreyModel(CDataSet& his_data)
{
	
	m_his_data.assign(his_data.begin(), his_data.end());
	m_forecast_data.assign(his_data.begin(), his_data.end());
	
	m_data_size = m_his_data.size();
	cout<<"输入数据大小:m_data_size="<<m_data_size<<endl;

	
//	print_his_data();
		
    m_init_population_num = 5;  //初始种群数目  
    m_max_population_num = 300; //最大种群数目  
    m_min_seed = 0;             //最小种子数    
    m_max_seed = 5;             //最大种子数    
    m_max_iteration_num = 100;  //最大迭代次数  
    m_dimension = 2;            //求解维数      
    m_nonlinear_parameter = 2;  //非线性调制参数
    m_init_stand_dev = 50.00;   //初始标准差    
    m_final_stand_dev = 0.01;   //最终标准差       
    m_a_min = -0.3;             //a随机范围下限 
    m_a_max = 2;	        //a随机范围上限 
    m_u_min = 0.00;          //u随机范围下限 
    m_u_max = 200.5;          //u随机范围上限
    
    m_curr_population_num = 0; 


   
    get_model();
    
    forecast_data();
    


}
Exemplo n.º 2
0
//----------------------------------------
int32_t CBratProcessExportAscii::WriteData()
{
  int32_t result = BRATHL_SUCCESS;
  //CTrace *p = CTrace::GetInstance();

  //p->Tracer(1, "Writing data ...");

  CObArray::iterator itDataSet;
  CRecordSet* recordSet = NULL;

  CDataSet* dataSet = m_product->GetDataSet();

  for (itDataSet = dataSet->begin(); itDataSet != dataSet->end() ; itDataSet++)
  {
    recordSet = dataSet->GetRecordSet(itDataSet);

    ///bool firstRecord = (record == dataSet->front());

    CExpressionValue exprValueSelect;
  
    if (m_alwaysTrue == false)
    {
      recordSet->ExecuteExpression(m_select, m_recordName, exprValueSelect, m_product);
    }

    if (m_writeHeader)
    {
      for (uint32_t indexExpr = 0 ; indexExpr < m_fields.size() ; indexExpr++)
      {
        CExpressionValue exprValueData;
        recordSet->ExecuteExpression(m_fields[indexExpr], m_recordName, exprValueData, m_product);
        
        string colName = (m_names[indexExpr].empty() ? m_fields[indexExpr].AsString() : m_names[indexExpr]);

        string unitStr;
        unitStr.append(" (");
        unitStr.append(m_units[indexExpr].AsString(false, true));
        unitStr.append(") ");

        if (m_units[indexExpr].IsDate() && !m_dateAsPeriod )
        {
          unitStr = "";
        }

        if (m_units[indexExpr].IsDate() && !m_units[indexExpr].HasDateRef() )
        {
          unitStr = "";
        }

        *m_outputFile << colName << unitStr  << " " << exprValueData.GetDimensionsAsString() << "\t";
      }
      *m_outputFile << endl;
      m_writeHeader = false;
    }

    if (m_alwaysTrue == false)
    {
      if (exprValueSelect.IsTrue() != 1)
      {
        //Data doesn't match SELECT options,
        //-------------
        continue;
        //-------------
      }
    }

    for (uint32_t indexExpr = 0 ; indexExpr < m_fields.size() ; indexExpr++)
    {
      CExpressionValue exprValueData;
      recordSet->ExecuteExpression(m_fields[indexExpr], m_recordName, exprValueData, m_product);

      *m_outputFile << exprValueData.AsString(m_units[indexExpr], m_formats[indexExpr], m_dateAsPeriod) << "\t";
    }
    *m_outputFile << endl;

  }

  //p->Tracer(1,"End writing data ...");

  return result;
}