public List <PeekValleyData> GetPeaksWithXY(int Yindex, int Xindex, int range, double percentage)
{
peakData = new List <PeekValleyData>();
int numOfPoints = range / 2;
for (int i = 0; i < MD.Length; i++)
{
int leftTimes = numOfPoints;
int rightTimes = numOfPoints;
int leftIndex = i - 1;
int rightIndex = i + 1;
bool biggerThanLeft = false;
bool biggerThanRight = false;
while (leftIndex >= 0 && leftTimes != 0)
{
double left = MD[leftIndex].GetParameters()[Yindex];
double Ivalue = MD[i].GetParameters()[Yindex];
if (left > Ivalue)
{
break;
}
else
{
double ratio = (Ivalue - left) / Ivalue;
if (ratio >= percentage)
{
biggerThanLeft = true;
break;
}
leftIndex--;
leftTimes--;
}
}
while (rightIndex < MD.Length && rightTimes != 0)
{
double right = MD[rightIndex].GetParameters()[Yindex];
double Ivalue = MD[i].GetParameters()[Yindex];
if (right > Ivalue)
{
break;
}
else
{
double ratio = (Ivalue - right) / Ivalue;
if (ratio >= percentage)
{
biggerThanRight = true;
break;
}
rightIndex++;
rightTimes--;
}
}
if (biggerThanRight == true && biggerThanLeft == true)
{
PeekValleyData pd = new PeekValleyData();
if (Yindex == -1)
{
pd.y = MD[i].GetDate();
}
else
{
pd.y = MD[i].GetParameters()[Yindex];
}
if (Xindex == -1)
{
pd.x = MD[i].GetDate();
}
else
{
pd.x = MD[i].GetParameters()[Xindex];
}
peakData.Add(pd);
}
}
return(peakData);
}
public List <PeekValleyData> GetPeaksWithNumOfSamePoints(int index, int range, double percentage)
{
peakData = new List <PeekValleyData>();
int numOfPoints = range / 2;
Dictionary <double, int> MyDataDict = new Dictionary <double, int>();
for (int i = 0; i < MD.Length; i++)
{
double num = MD[i].GetParameters()[index];
if (MyDataDict.ContainsKey(num))
{
MyDataDict[num]++;
}
else
{
MyDataDict.Add(num, 1);
}
}
double[] keyArr = MyDataDict.Keys.ToArray();
for (int i = 0; i < keyArr.Length; i++)
{
double keyI = keyArr[i];
int leftTimes = numOfPoints;
int rightTimes = numOfPoints;
int leftIndex = i - 1;
int rightIndex = i + 1;
bool biggerThanLeft = false;
bool biggerThanRight = false;
while (leftIndex >= 0 && leftTimes != 0)
{
double key = keyArr[leftIndex];
double left = MyDataDict[key];
double Ivalue = MyDataDict[keyI];
if (left > Ivalue)
{
break;
}
else
{
double ratio = (Ivalue - left) / Ivalue;
if (ratio >= percentage)
{
biggerThanLeft = true;
break;
}
leftIndex--;
leftTimes--;
}
}
while (rightIndex < keyArr.Length && rightTimes != 0)
{
double key = keyArr[rightIndex];
double right = MyDataDict[key];
double Ivalue = MyDataDict[keyI];
if (right > Ivalue)
{
break;
}
else
{
double ratio = (Ivalue - right) / Ivalue;
if (ratio >= percentage)
{
biggerThanRight = true;
break;
}
rightIndex++;
rightTimes--;
}
}
if (biggerThanRight == true && biggerThanLeft == true)
{
PeekValleyData pd = new PeekValleyData();
pd.value = keyI;
pd.times = MyDataDict[keyI];
peakData.Add(pd);
}
}
return(peakData);
}
