public void Derivation(DataTable ddd, ref DataTable result, bool tt, int K)//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
{
DataTable temp = new DataTable();
Smooth sth = new Smooth();
sth.PlotStore(ref ddd, temp);
if (tt)
{
for (int i = 1; i < T /*ddd.Rows.Count*/; i++)
{
for (int j = 8; 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）
result.Rows[i][j] = K * (Convert.ToDouble(temp.Rows[i][j]) - Convert.ToDouble(temp.Rows[i][j - 1]));
}
result.Rows[i][7] = 0;//单独给第一个点赋值
}
}
else
{
for (int i = 0; i < ddd.Rows.Count; i++)
{
for (int j = 1; 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])));
}
result.Rows[i][0] = 0;//单独给第一个点赋值
}
}
}
public void CalExample()
{
Derivation(Example, ref ExampleAfter1, false, 100);
DataTable temp = new DataTable();
Smooth sth = new Smooth();
sth.PlotStore(ref ExampleAfter1, temp);;
Derivation(ExampleAfter1, ref ExampleAfter2, true, 10);
FindPeak(ExampleAfter2, ref temp, pexamplecharacter, false);
}
public void CalRaw()
{
Derivation(Raw, ref RawAfter1, true, 100);
DataTable temp = new DataTable();
Smooth sth = new Smooth();
sth.PlotStore(ref RawAfter1, temp);;
Derivation(RawAfter1, ref RawAfter2, true, 10);
FindPeak(RawAfter2, ref temp, pRawcharacter, true);
}
