test.cpp

预测神经网络

// Test.cpp : implementation file
//

#include "stdafx.h"
#include "probp.h"
#include "Test.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CTest property page

IMPLEMENT_DYNCREATE(CTest, CPropertyPage)

CTest::CTest() : CPropertyPage(CTest::IDD)
{
	//{{AFX_DATA_INIT(CTest)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	netExist=false;
	netConstruct=false;
}

CTest::~CTest()
{
}

void CTest::DoDataExchange(CDataExchange* pDX)
{
	CPropertyPage::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CTest)
	DDX_Control(pDX, IDC_testLIST, m_testList);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CTest, CPropertyPage)
	//{{AFX_MSG_MAP(CTest)
	ON_BN_CLICKED(IDC_opentestData, OnopentestData)
	ON_BN_CLICKED(IDC_openNet, OnopenNet)
	ON_BN_CLICKED(IDC_begin, OnbeginTest)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTest message handlers



void CTest::OnopentestData() 
{   if (!netExist) AfxMessageBox(_T("请先打开已学习的网络"));
 else
 {
	
	
	CFileDialog dlg(TRUE,"test","*.test");
	if(dlg.DoModal()==IDOK)
	{
	  testfilename=dlg.GetPathName();
	  netConstruct=true;	
	}
 }

}



void CTest::OnopenNet() 
{
	
	CFileDialog dlg(TRUE,"bp","*.bp");
	if(dlg.DoModal()==IDOK)
	{
	m_Neural=new NeuralB;
	m_Neural->Net_Design.realtesting=true;
	m_Neural->Test_Data.realtesting=true;
    netExist=true;
	m_testList.SetColumnWidth(4000);
	
		CString temp;
	temp=dlg.GetPathName();
	lstrcpy(m_Neural->Net_Design.bpfilename,temp);
	m_Neural->Net_Design.upload_network();
	m_Neural->establish_backprop_network();
	m_Neural->Net_Design.upload_network();

	}
	// TODO: Add your control notification handler code here
	
}

void CTest::OnbeginTest() 
{while (m_testList.GetCount()!=0) 
{m_testList.DeleteString(0);}
	if (netConstruct) 
	{    m_Neural->prepareRealTest((LPCTSTR)testfilename);
	
		m_Neural->Test_Data.testsampleNum=0;

		while ((m_Neural->Test_Data.testsampleNum)<(m_Neural->Test_Data.sample_number))
		{
		m_Neural->realtest();
		
		m_Neural->Test_Data.testsampleNum++;
		disptestresult();
		
		}
	}
	else AfxMessageBox(_T("请先打开测试数据"));// TODO: Add your control notification handler code here
	
}


void CTest::disptestresult()
{ CString result;


result.Format("s%d ",m_Neural->Test_Data.testsampleNum);

 CString tp;

 for(int dim=0;dim<(m_Neural->Net_Design.nodes_in_output_layer);dim++)
 { tp.Format("d%d ",dim+1);
  result=result+tp;
  tp.Format("t%f ",m_Neural->Test_Data.targetoutput[dim]);
  result=result+tp;
  tp.Format("n%f ",m_Neural->Test_Data.netoutput[dim]);
  result=result+tp;
  double err;
  if (m_Neural->Test_Data.targetoutput[dim]==0) err=1;
  else
  err=
  fabs((m_Neural->Test_Data.targetoutput[dim]-m_Neural->Test_Data.netoutput[dim])/
  m_Neural->Test_Data.targetoutput[dim]);
  
  tp.Format("e%f ",err);
  result=result+tp;
 }
m_testList.AddString(result);





}