public double GetMainFreqAndFillPsdDataFromComLists()
{
//var lo = "";
//foreach (var v in listComY)
//{
// lo += $",{v}";
//}
//remove mean from list
var avgX = Results.listComX.Average();
var avgY = Results.listComY.Average();
var listWithoutMeanX = Results.listComX.Select(x => x - avgX).ToList();
var listWithoutMeanY = Results.listComY.Select(x => x - avgY).ToList();
//returned value is max from average of two spectrums
FftResult fftX = Fft.GetAmpSpectrumAndMax(frameRate, listWithoutMeanX, false);// false bc avg is already removed
FftResult fftY = Fft.GetAmpSpectrumAndMax(frameRate, listWithoutMeanY, false);
List <double> avgSpecList = new List <double>();
//List<(double,double)> psdAvgData = new List<(double, double)>();
Results.PsdAvgData = new List <(double, double)>();
//List<(double,double)> psdXData = new List<(double, double)>();
//List<(double,double)> psdYData = new List<(double, double)>();
for (int i = 0; i < fftX.Values.Count; i++)
{
double avg = (fftX.Values[i] + fftY.Values[i]) / 2;
avgSpecList.Add(avg);
Results.PsdAvgData.Add((fftX.Frequencies[i], avg));
//psdXData.Add((fftX.Frequencies[i],))
}
int maxIndex = avgSpecList.IndexOf(avgSpecList.Max());
return(fftX.Frequencies[maxIndex]);
}
public void GetFftDuringSignal(int segmentSize, int step)
{
var fftProgressSignal = Fft.ComputeFftDuringSignalForTwoSignals(frameRate, Results.ListComXNoAvg, Results.ListComYNoAvg, segmentSize, step, false);
if (fftProgressSignal.Count == 1)
{
fftProgressSignal.Add(fftProgressSignal.First());
}
Results.FreqProgress = fftProgressSignal;
var firstTime = Results.FrameTimes.First();
var numberOfTicks = fftProgressSignal.Count;
var segmentInSec = (Results.FrameTimes.Last() - firstTime).TotalSeconds / (numberOfTicks - 1);
var range = Enumerable.Range(0, numberOfTicks).Select(x => x * segmentInSec + firstTime.TotalSeconds).ToList();
Results.FreqProgressTime = range;
}
