private Measurements[] GetFileMeasurements()
{
if (windows.Count == 0)
return null;
int numberOfWindows = windows.Count;
Measurements[] fileMeasurements = new Measurements[numberOfWindows];
for (int i = 0; i < numberOfWindows; i++) //-1 because we always throw away the last window
{
fileMeasurements[i] = windows[i].Measurements;
}
return fileMeasurements;
}
private void SetMeasurements()
{
if (!Done)
return;
double averagePitch = 0;
double averageEnergy = 0;
for (int i = 0; i < windowSize; i++)
{
averagePitch += blocks[i].pitch;
averageEnergy += blocks[i].energy;
}
averagePitch /= windowSize;
averageEnergy /= windowSize;
double pitchSTD = 0;
double energySTD = 0;
for (int i = 0; i < windowSize; i++)
{
pitchSTD += Math.Pow(blocks[i].pitch - averagePitch, 2);
energySTD += Math.Pow(blocks[i].energy - averageEnergy, 2);
}
pitchSTD /= windowSize;
energySTD /= windowSize;
measurements = new Measurements(averagePitch, Math.Sqrt(pitchSTD), Math.Sqrt(energySTD));
}