/// <summary>
/// Computes the statistics of the differences of the data in the window.
/// </summary>
/// <param name="reqNumOfSamples">The requiered mumber of samples (-1 means all).</param>
public BasicStat GetDataDiffStat(int reqNumOfSamples = -1)
{
int numOfSamplesToBeProcessed = reqNumOfSamples == -1 ? _dataQueue.Count : reqNumOfSamples;
CheckReadyness(numOfSamplesToBeProcessed);
BasicStat stat = new BasicStat();
for (int i = numOfSamplesToBeProcessed - 2; i >= 0; i--)
{
stat.AddSample(_dataQueue.GetElementAt(i, true) - _dataQueue.GetElementAt(i + 1, true));
}
return(stat);
}
/// <summary>
/// Computes the error statistics of Y values (computedY - sampleY).
/// </summary>
public BasicStat ComputeRegressionErrStat()
{
ComputeRegression();
BasicStat errStat = new BasicStat();
if (_pointCollection.Count > 0)
{
foreach (FnPoint point in _pointCollection)
{
double regrY = _a * point.X + _b;
errStat.AddSample(Math.Abs(regrY - point.Y));
}
}
return(errStat);
}