public bool CalculateAssessment()
{
dgAssessment.Refresh();
try
{
int Rows, Columns;//��¼����Ԫ�ص�����������
Rows = dgAssessment.Rows.Count - 1;
Columns = dgAssessment.Columns.Count - 1;
lbState.Visible = true;
pgBar.Visible = true;
double[,] X = new double[Rows, Columns];
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Columns; j++)
{
if (isNumberic(dgAssessment.Rows[i + 1].Cells[j + 1].Value.ToString(), out X[i, j]))
;
else
return false;
}
}
//��һ��
double[,] S = new double[Rows, Columns];
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Columns; j++)
{
//object a=dgChooseSmallIndex.Rows[j].Cells[0].Value;
if (dgChooseSmallIndex.Rows[j].Cells[0].Value.ToString().Equals("True"))
{
S[i, j] = 1 / X[i, j];
}
else
S[i, j] = X[i, j];
}
}
lbState.Text = "���ڶ�ԭʼ���ݽ��й淶��";
pgBar.Value = 10;
//�ڶ���
double[,] R = new double[Rows, Columns];
double[] M = new double[Columns];
double[] m = new double[Columns];
for (int j = 0; j < Columns; j++)
{
M[j] = S[0, j];
m[j] = S[0, j];
for (int i = 0; i < Rows; i++)
{
//object a=dgChooseSmallIndex.Rows[j].Cells[0].Value;
if (S[i, j] > M[j])
{
M[j] = S[i, j];
}
if (S[i, j] < m[j])
{
m[j] = S[i, j];
}
}
}
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Columns; j++)
{
//object a=dgChooseSmallIndex.Rows[j].Cells[0].Value;
R[i, j] = S[i, j] / m[j];
}
}
lbState.Text = "���ڼ����ۺ�����ֵ��ȡֵ��Χ";
pgBar.Value = 25;
//������
double ��1 = dbInputFactor��1.Value;
double[,] T = new double[Rows, Columns];
double[] wu = new double[Columns];
T = (double [,])R.Clone();
for (int j = 0; j < Rows; j++)
{
for (int i = 0; i < Columns; i++)
{
for (int k = i + 1; k < Columns; k++)
{
if (T[j, i] < T[j, k])
{
double temp = T[j, k];
T[j, k] = T[j, i];
T[j, i] = temp;
}
}
}
}
if (radioButton1.Checked)
{ //���ڡ�ǿȨ���Ƕ�������������
double temp = 0;
for (int i = 0; i < Columns - 2; i++)
{
wu[i] = Math.Pow(0.5, i + 1);
temp += wu[i];
}
wu[Columns - 2] = wu[Columns - 1] = 0.5 - 0.5 * temp;
}
else
{//���ڡ���Ȩ���Ƕ�������������
wu[0] = 0.5;
wu[1] = 0.5 - (Columns - 2) * Math.Pow(0.5, Columns - 1);
for (int i = 2; i < Columns; i++)
{
wu[i] = Math.Pow(0.5, Columns - 1);
}
}
double[,] y = new double[Rows, 2];
for (int i = 0; i < Rows; i++)
{
double temp0 = 0, temp1 = 0, temp2 = 0, temp3 = 0, temp4 = 1, temp5= 1;
for (int j = 0; j < Columns; j++)
{
temp2 += wu[j] * T[i, Columns - j - 1];
temp3 += wu[j] * T[i, j];
//temp4 *= Math.Pow();
temp4 *= Math.Pow(T[i, Columns - j - 1], 1 / Columns);
temp5 *= Math.Pow(T[i, j], 1 / Columns);
}
temp0 = (��1 * temp2 + (1-��1) * temp4);
temp1 = (��1 * temp3 + (1-��1) * temp5);
y[i, 0] = temp0;
y[i, 1] = temp1;
}
lbState.Text = "���ڼ�������̷����ľ�����Ұ";
pgBar.Value = 45;
//���IJ�
double[,] C_L = new double[Rows, Rows];
double[,] C_U = new double[Rows, Rows];
for (int i = 0; i < Rows; i++)
{
for (int j = i; j < Rows; j++)
{
intersection(y[i, 0], y[i, 1], y[j, 0], y[j, 1], out C_L[i, j], out C_U[i, j]);
}
}
double[,] d = new double[Rows, Rows];
for (int i = 0; i < Rows; i++)
{
for (int j = i; j < Rows; j++)
{
if (i == j)
{
d[i, j] = 0;//���ﲻ֪��������ʲô��˼�����Ұ���0������
}
else
{
d[i, j] = d[j, i] = (C_U[i, j] - C_L[i, j]) / (Math.Max(y[i, 1], y[j, 1]) - Math.Min(y[i, 0], y[j, 0]));
}
}
}
lbState.Text = "���ڼ�������̷����ľ���ǿ��";
pgBar.Value = 70;
//���岽
double[,] u = new double[Rows, Rows];
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Rows; j++)
{
if (i == j)
{
u[i, j] = 0;
}
else
{
double temp = 0;
for (int k = 0; k < Rows; k++)
{
temp += d[i, k];
}
u[i, j] = d[i, j] / temp;
}
}
}
lbState.Text = "���ڼ��㾺������עϵ������";
pgBar.Value = 80;
//������
double �� = dbInputFactor��.Value;
double[,] w = new double[Rows, Columns];
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Columns; j++)
{
double temp = 0;
for (int k = 0; k < Rows; k++)
{
if (k != i)
{
temp += R[k, j] * u[i, k];
}
}
w[i, j] = �� * R[i, j] - (1 - ��) * temp;
}
}
//���߲�
lbState.Text = "���ڹ���滮���Ⲣ���";
pgBar.Value = 90;
double[,] wx = new double[Rows, Columns];//wx��ʾw*:xΪ�ǵ���˼
//���ڡ�ǿȨ���Ƕ������������͡�ǿȨ���Ƕ�����������������һ���ģ�
//��Ϊ��wx����wu��õģ���wu�Ѿ�ͨ������������á�
ToBeOrdered[] orderNumber = new ToBeOrdered[Columns];
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Columns; j++)
{//�ȸ�ֵ
orderNumber[j].Index = j;
orderNumber[j].Value = w[i, j];
}
for (int j = 0; j < Columns; j++)
{//������
for (int k = j + 1; k < Columns; k++)
{
if (orderNumber[j].Value < orderNumber[k].Value)
{
ToBeOrdered temp = orderNumber[k];
orderNumber[k] = orderNumber[j];
orderNumber[j] = temp;
}
}
}
for (int j = 0; j < Columns; j++)
{//������
wx[i, orderNumber[j].Index] = wu[j];
}
}
//�ڰ˲�
double[,] Y = new double[Rows, Rows];
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Rows; j++)
{
double temp = 0, temp6 = 0, temp7 = 1;
for (int k = 0; k < Columns; k++)
{
//temp += wx[j, k] * R[i, k];
temp6 += wx[j, k] * R[i, k];
temp7 *= Math.Pow(R[i, k], 1 / Columns);
}
//Y[i, j] = temp;
temp = (��1 * temp6 + (1-��1) * temp7);
Y[i, j] = temp;
}
}
//�ھŲ�
//������������������
double[,] Y1 = new double[Rows, Rows];//���
double[,] Y2 = new double[Rows, Rows];//�Ҳ�
double[,] Y3 = new double[Rows, Rows];//���
Y1 =(double [,]) Y.Clone();
for (int i = 0; i < Rows; i++)
{//����ת�þ���
for (int j = 0; j < Rows; j++)
{
Y2[i, j] = Y1[j, i];
}
}
for (int i = 0; i < Rows; i++)
{//����Գƾ���
for (int j = 0; j < Rows; j++)
{
double temp = 0;
for (int k = 0; k < Rows; k++)
{
temp += Y1[i, k] * Y2[k, j];
}
Y3[i, j] = temp;
}
}
double[] Y4 = new double[Rows*Rows];//���ڼ������
for (int i = 0; i < Rows; i++)
{//���Գƾ���ת��Ϊһά����
for (int j = 0; j < Rows; j++)
{
Y4[i*Rows+j] = Y3[i, j];
}
}
//////////////////////////////////////////
// ʵ�Գ����Խ����ȫ������ֵ�����������ļ���
Matrix mtx16 = new Matrix(Rows, Rows, Y4);
Matrix mtxQ2 = new Matrix();//���غ�˹�ɶ��±任�ij˻�����Q
Matrix mtxT2 = new Matrix();//������õĶԳ����Խ���
double[] bArray2 = new double[mtx16.GetNumColumns()];//���ضԳ����Խ�������Խ���Ԫ��
double[] cArray2 = new double[mtx16.GetNumColumns()];//ǰn-1��Ԫ�ط��ضԳ����Խ���ĴζԽ���Ԫ��
double[] resultArray = new double[mtx16.GetNumColumns()];//��Ŧ˵Ľ��ֵ
// 1: Լ���Գƾ���Ϊ�Գ����Խ���: ��˹�ɶ��±任��
if (mtx16.MakeSymTri(mtxQ2, mtxT2, bArray2, cArray2))
{
// 2: ����ȫ������ֵ����������
//bArray2:����Գ����Խ�������Խ���Ԫ��,����ʱ���ȫ������ֵ��
//cArray2:ǰn-1��Ԫ�ش���Գ����Խ���ĴζԽ���Ԫ��
//mtxQ2:���ؾ���A������ֵ�����������е�i��Ϊ������dblB�е�i������ֵ��Ӧ������������
//60:��������
//0.0001:���㾫��
if (mtx16.ComputeEvSymTri(bArray2, cArray2, mtxQ2, 60, 0.0001))
{
int tempi = 0;
double tempNum = bArray2[0];
for (int i = 0; i < mtxQ2.GetNumColumns(); ++i)
{//��������ֵ�������Ǹ�
if (tempNum < bArray2[i])
{
tempi = i;
tempNum = bArray2[i];
}
}
for (int i = 0; i < mtxQ2.GetNumRows(); ++i)
{
if(mtxQ2.GetElement(i,tempi)<0)
{//ȡ��ֵ
resultArray[i]=-mtxQ2.GetElement(i,tempi);
}
else
{
resultArray[i]=mtxQ2.GetElement(i,tempi);
}
}
}
else
{
return false;
}
}
else
{
return false;
}
//////////////////////////////////////////
//��ʮ��
double[,] x = new double[Rows, Rows];
ToBeOrdered[] orderNumber2 = new ToBeOrdered[Rows];
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Rows; j++)
{//�ȸ�ֵ
orderNumber2[j].Index = j;
orderNumber2[j].Value = Y[j, i];//ע���Ƕ��н��в���
}
for (int j = 0; j < Rows; j++)
{//������
for (int k = j + 1; k < Rows; k++)
{
if (orderNumber2[j].Value < orderNumber2[k].Value)
{
ToBeOrdered temp = orderNumber2[k];
orderNumber2[k] = orderNumber2[j];
orderNumber2[j] = temp;
}
}
}
for (int j = 0; j < Rows; j++)
{//������
x[orderNumber2[j].Index, i] = j + 1;//ע��ֵԽ�����ԽС
}
}
//
//��ʮһ��
int[] orderResult = new int[Rows];//��Ŧ˵�����ֵ
ToBeOrdered[] orderNumber3 = new ToBeOrdered[Rows];
for (int j = 0; j < Rows; j++)
{//�ȸ�ֵ
orderNumber3[j].Index = j;
orderNumber3[j].Value = resultArray[j];
}
for (int j = 0; j < Rows; j++)
{//������
for (int k = j + 1; k < Rows; k++)
{
if (orderNumber3[j].Value < orderNumber3[k].Value)
{
ToBeOrdered temp = orderNumber3[k];
orderNumber3[k] = orderNumber3[j];
orderNumber3[j] = temp;
}
}
}
for (int j = 0; j < Rows; j++)
{//������
orderResult[orderNumber3[j].Index] = j + 1;//ע��ֵԽ�����ԽС
}
//
lbState.Text = "������ɣ�";
pgBar.Value = 100;
lbState.Visible = false;
pgBar.Visible = false;
FrmAssessResultshow result = new FrmAssessResultshow(x,orderResult);
result.ShowDialog();
}
catch
{
return false;
}
return true;
}
public bool CalculateAssessment()
{
dgAssessment.Refresh();
try
{
int Rows, Columns;//记录矩阵元素的行数和列数
Rows = dgAssessment.Rows.Count - 1;
Columns = dgAssessment.Columns.Count - 1;
lbState.Visible = true;
pgBar.Visible = true;
double[,] X = new double[Rows, Columns];
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Columns; j++)
{
if (isNumberic(dgAssessment.Rows[i + 1].Cells[j + 1].Value.ToString(), out X[i, j]))
{
;
}
else
{
return(false);
}
}
}
//第一步
double[,] S = new double[Rows, Columns];
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Columns; j++)
{
//object a=dgChooseSmallIndex.Rows[j].Cells[0].Value;
if (dgChooseSmallIndex.Rows[j].Cells[0].Value.ToString().Equals("True"))
{
S[i, j] = 1 / X[i, j];
}
else
{
S[i, j] = X[i, j];
}
}
}
lbState.Text = "正在对原始数据进行规范化";
pgBar.Value = 10;
//第二步
double[,] R = new double[Rows, Columns];
double[] M = new double[Columns];
double[] m = new double[Columns];
for (int j = 0; j < Columns; j++)
{
M[j] = S[0, j];
m[j] = S[0, j];
for (int i = 0; i < Rows; i++)
{
//object a=dgChooseSmallIndex.Rows[j].Cells[0].Value;
if (S[i, j] > M[j])
{
M[j] = S[i, j];
}
if (S[i, j] < m[j])
{
m[j] = S[i, j];
}
}
}
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Columns; j++)
{
//object a=dgChooseSmallIndex.Rows[j].Cells[0].Value;
R[i, j] = S[i, j] / m[j];
}
}
lbState.Text = "正在计算综合评价值得取值范围";
pgBar.Value = 25;
//第三步
double λ1 = dbInputFactorλ1.Value;
double[,] T = new double[Rows, Columns];
double[] wu = new double[Columns];
T = (double [, ])R.Clone();
for (int j = 0; j < Rows; j++)
{
for (int i = 0; i < Columns; i++)
{
for (int k = i + 1; k < Columns; k++)
{
if (T[j, i] < T[j, k])
{
double temp = T[j, k];
T[j, k] = T[j, i];
T[j, i] = temp;
}
}
}
}
if (radioButton1.Checked)
{ //对于“强权数非独裁性条件”：
double temp = 0;
for (int i = 0; i < Columns - 2; i++)
{
wu[i] = Math.Pow(0.5, i + 1);
temp += wu[i];
}
wu[Columns - 2] = wu[Columns - 1] = 0.5 - 0.5 * temp;
}
else
{//对于“弱权数非独裁性条件”：
wu[0] = 0.5;
wu[1] = 0.5 - (Columns - 2) * Math.Pow(0.5, Columns - 1);
for (int i = 2; i < Columns; i++)
{
wu[i] = Math.Pow(0.5, Columns - 1);
}
}
double[,] y = new double[Rows, 2];
for (int i = 0; i < Rows; i++)
{
double temp0 = 0, temp1 = 0, temp2 = 0, temp3 = 0, temp4 = 1, temp5 = 1;
for (int j = 0; j < Columns; j++)
{
temp2 += wu[j] * T[i, Columns - j - 1];
temp3 += wu[j] * T[i, j];
//temp4 *= Math.Pow();
temp4 *= Math.Pow(T[i, Columns - j - 1], 1 / Columns);
temp5 *= Math.Pow(T[i, j], 1 / Columns);
}
temp0 = (λ1 * temp2 + (1 - λ1) * temp4);
temp1 = (λ1 * temp3 + (1 - λ1) * temp5);
y[i, 0] = temp0;
y[i, 1] = temp1;
}
lbState.Text = "正在计算各工程方案的竞争视野";
pgBar.Value = 45;
//第四步
double[,] C_L = new double[Rows, Rows];
double[,] C_U = new double[Rows, Rows];
for (int i = 0; i < Rows; i++)
{
for (int j = i; j < Rows; j++)
{
intersection(y[i, 0], y[i, 1], y[j, 0], y[j, 1], out C_L[i, j], out C_U[i, j]);
}
}
double[,] d = new double[Rows, Rows];
for (int i = 0; i < Rows; i++)
{
for (int j = i; j < Rows; j++)
{
if (i == j)
{
d[i, j] = 0;//这里不知道横线是什么意思，姑且按照0来计算
}
else
{
d[i, j] = d[j, i] = (C_U[i, j] - C_L[i, j]) / (Math.Max(y[i, 1], y[j, 1]) - Math.Min(y[i, 0], y[j, 0]));
}
}
}
lbState.Text = "正在计算各工程方案的竞争强度";
pgBar.Value = 70;
//第五步
double[,] u = new double[Rows, Rows];
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Rows; j++)
{
if (i == j)
{
u[i, j] = 0;
}
else
{
double temp = 0;
for (int k = 0; k < Rows; k++)
{
temp += d[i, k];
}
u[i, j] = d[i, j] / temp;
}
}
}
lbState.Text = "正在计算竞争力关注系数向量";
pgBar.Value = 80;
//第六步
double λ = dbInputFactorλ.Value;
double[,] w = new double[Rows, Columns];
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Columns; j++)
{
double temp = 0;
for (int k = 0; k < Rows; k++)
{
if (k != i)
{
temp += R[k, j] * u[i, k];
}
}
w[i, j] = λ * R[i, j] - (1 - λ) * temp;
}
}
//第七步
lbState.Text = "正在构造规划问题并求解";
pgBar.Value = 90;
double[,] wx = new double[Rows, Columns];//wx表示w*:x为星的意思
//对于“强权数非独裁性条件”和“强权数非独裁性条件”代码是一样的：
//因为：wx是有wu求得的，而wu已经通过上述条件获得。
ToBeOrdered[] orderNumber = new ToBeOrdered[Columns];
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Columns; j++)
{//先赋值
orderNumber[j].Index = j;
orderNumber[j].Value = w[i, j];
}
for (int j = 0; j < Columns; j++)
{//再排序
for (int k = j + 1; k < Columns; k++)
{
if (orderNumber[j].Value < orderNumber[k].Value)
{
ToBeOrdered temp = orderNumber[k];
orderNumber[k] = orderNumber[j];
orderNumber[j] = temp;
}
}
}
for (int j = 0; j < Columns; j++)
{//最后输出
wx[i, orderNumber[j].Index] = wu[j];
}
}
//第八步
double[,] Y = new double[Rows, Rows];
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Rows; j++)
{
double temp = 0, temp6 = 0, temp7 = 1;
for (int k = 0; k < Columns; k++)
{
//temp += wx[j, k] * R[i, k];
temp6 += wx[j, k] * R[i, k];
temp7 *= Math.Pow(R[i, k], 1 / Columns);
}
//Y[i, j] = temp;
temp = (λ1 * temp6 + (1 - λ1) * temp7);
Y[i, j] = temp;
}
}
//第九步
//计算矩阵的正特征向量
double[,] Y1 = new double[Rows, Rows]; //左侧
double[,] Y2 = new double[Rows, Rows]; //右侧
double[,] Y3 = new double[Rows, Rows]; //结果
Y1 = (double [, ])Y.Clone();
for (int i = 0; i < Rows; i++)
{//构造转置矩阵
for (int j = 0; j < Rows; j++)
{
Y2[i, j] = Y1[j, i];
}
}
for (int i = 0; i < Rows; i++)
{//构造对称矩阵
for (int j = 0; j < Rows; j++)
{
double temp = 0;
for (int k = 0; k < Rows; k++)
{
temp += Y1[i, k] * Y2[k, j];
}
Y3[i, j] = temp;
}
}
double[] Y4 = new double[Rows * Rows]; //用于计算参数
for (int i = 0; i < Rows; i++)
{ //将对称矩阵转换为一维数组
for (int j = 0; j < Rows; j++)
{
Y4[i * Rows + j] = Y3[i, j];
}
}
//////////////////////////////////////////
// 实对称三对角阵的全部特征值与特征向量的计算
Matrix mtx16 = new Matrix(Rows, Rows, Y4);
Matrix mtxQ2 = new Matrix(); //返回豪斯荷尔德变换的乘积矩阵Q
Matrix mtxT2 = new Matrix(); //返回求得的对称三对角阵
double[] bArray2 = new double[mtx16.GetNumColumns()]; //返回对称三对角阵的主对角线元素
double[] cArray2 = new double[mtx16.GetNumColumns()]; //前n-1个元素返回对称三对角阵的次对角线元素
double[] resultArray = new double[mtx16.GetNumColumns()]; //存放λ的结果值
// 1: 约化对称矩阵为对称三对角阵: 豪斯荷尔德变换法
if (mtx16.MakeSymTri(mtxQ2, mtxT2, bArray2, cArray2))
{
// 2: 计算全部特征值与特征向量
//bArray2:传入对称三对角阵的主对角线元素,返回时存放全部特征值。
//cArray2:前n-1个元素传入对称三对角阵的次对角线元素
//mtxQ2:返回矩阵A的特征值向量矩阵。其中第i列为与数组dblB中第i个特征值对应的特征向量。
//60:迭代次数
//0.0001:计算精度
if (mtx16.ComputeEvSymTri(bArray2, cArray2, mtxQ2, 60, 0.0001))
{
int tempi = 0;
double tempNum = bArray2[0];
for (int i = 0; i < mtxQ2.GetNumColumns(); ++i)
{//查找特征值中最大的那个
if (tempNum < bArray2[i])
{
tempi = i;
tempNum = bArray2[i];
}
}
for (int i = 0; i < mtxQ2.GetNumRows(); ++i)
{
if (mtxQ2.GetElement(i, tempi) < 0)
{//取正值
resultArray[i] = -mtxQ2.GetElement(i, tempi);
}
else
{
resultArray[i] = mtxQ2.GetElement(i, tempi);
}
}
}
else
{
return(false);
}
}
else
{
return(false);
}
//////////////////////////////////////////
//第十步
double[,] x = new double[Rows, Rows];
ToBeOrdered[] orderNumber2 = new ToBeOrdered[Rows];
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Rows; j++)
{ //先赋值
orderNumber2[j].Index = j;
orderNumber2[j].Value = Y[j, i]; //注意是对列进行操作
}
for (int j = 0; j < Rows; j++)
{//再排序
for (int k = j + 1; k < Rows; k++)
{
if (orderNumber2[j].Value < orderNumber2[k].Value)
{
ToBeOrdered temp = orderNumber2[k];
orderNumber2[k] = orderNumber2[j];
orderNumber2[j] = temp;
}
}
}
for (int j = 0; j < Rows; j++)
{ //最后输出
x[orderNumber2[j].Index, i] = j + 1; //注意值越大，序号越小
}
}
//
//第十一步
int[] orderResult = new int[Rows];//存放λ的排序值
ToBeOrdered[] orderNumber3 = new ToBeOrdered[Rows];
for (int j = 0; j < Rows; j++)
{//先赋值
orderNumber3[j].Index = j;
orderNumber3[j].Value = resultArray[j];
}
for (int j = 0; j < Rows; j++)
{//再排序
for (int k = j + 1; k < Rows; k++)
{
if (orderNumber3[j].Value < orderNumber3[k].Value)
{
ToBeOrdered temp = orderNumber3[k];
orderNumber3[k] = orderNumber3[j];
orderNumber3[j] = temp;
}
}
}
for (int j = 0; j < Rows; j++)
{ //最后输出
orderResult[orderNumber3[j].Index] = j + 1; //注意值越大，序号越小
}
//
lbState.Text = "计算完成！";
pgBar.Value = 100;
lbState.Visible = false;
pgBar.Visible = false;
FrmAssessResultshow result = new FrmAssessResultshow(x, orderResult);
result.ShowDialog();
}
catch
{
return(false);
}
return(true);
}
