private void smooth()
{
Presolution pre = new Presolution();
AuxiliaryFunc.percent = 0;
pre.DoPresolve(foldname, newfoldname, "S11");
AuxiliaryFunc.percent = 100; MessageBox.Show("平滑计算完成！");
}
private void normal()
{
Presolution pre = new Presolution();
AuxiliaryFunc.percent = 0;
pre.DoPresolve(foldname, newfoldname, "N");
AuxiliaryFunc.percent = 100; MessageBox.Show("归一化完成！");
}
private void derive()
{
if (foldname != "" && newfoldname != "")
{
Presolution pre = new Presolution();
AuxiliaryFunc.percent = 0;
pre.DoPresolve(foldname, newfoldname, "D");
AuxiliaryFunc.percent = 100; MessageBox.Show("一阶导计算完成！");
}
}
public void Derivation(DataTable ddd, ref DataTable result, bool tt, int K, ref double[,,] p, double Y)//平滑并求导,tt为真则是对土壤库求导，否则是对样本库求导,K为放大倍数,Y为=0的阈值
{
Presolution pre = new Presolution();
DataTable temp = new DataTable();
temp = ddd.Copy();
pre.Plot5(temp);
SaveTemp(temp);
if (tt)
{
for (int i = rawStartLine; i < temp.Rows.Count; i++)
{
int TEMP = 0;//计算有多少个极大值点
for (int j = rawStart + 6; j < temp.Columns.Count - 5; j++)
{
//计算曲线各个位置上的一阶导数（用差分代替微分）
result.Rows[i][j] = K * (Convert.ToDouble(temp.Rows[i][j]) - Convert.ToDouble(temp.Rows[i][j - 1]));
if (Math.Abs(Convert.ToDouble(result.Rows[i][j])) < Y && (Convert.ToDouble(temp.Rows[i][j - 5]) < Convert.ToDouble(temp.Rows[i][j])) && (Convert.ToDouble(temp.Rows[i][j + 5]) < Convert.ToDouble(temp.Rows[i][j])))
{
p[i, TEMP, 0] = j;
p[i, TEMP, 1] = Convert.ToDouble(temp.Rows[i][j]);
TEMP++;
}
}
result.Rows[i][rawStart] = 0;//单独给第一个点赋值
}
}
else
{
for (int i = exampleStartLine; i < temp.Rows.Count; i++)
{
int TEMP = 0;
for (int j = exampleStart; j < temp.Columns.Count; j++)
{
//计算曲线各个位置上的一阶导数（用差分代替微分并放大）
result.Rows[i][j] = K * ((Convert.ToDouble(temp.Rows[i][j]) - Convert.ToDouble(temp.Rows[i][j - 1])));
if (Math.Abs(Convert.ToDouble(result.Rows[i][j])) < Y)
{
p[i, TEMP, 0] = j;
p[i, TEMP, 1] = Convert.ToDouble(temp.Rows[i][j]);
TEMP++;
}
}
result.Rows[i][exampleStart] = 0;//单独给第一个点赋值
}
}
}
