private void button1_Click(object sender, EventArgs e)
{
HRDataReading hrD = new HRDataReading(true);
hrD.isBeat = true;
hrD.Write();
}
public static double HRVMean(List <DataReading> data)
{
List <double> hrv = new List <double>();
HRDataReading lastBeat = (HRDataReading)data.First();
foreach (HRDataReading d in data)
{
if (d.isBeat)
{
if (lastBeat.IBI != null)
{
hrv.Add((int)d.IBI - (int)lastBeat.IBI);
lastBeat = d;
}
else
{
lastBeat = d;
}
}
}
return(hrv.Average(x => x));
}
public static double HRVRMSSD(List <DataReading> data)
{
List <double> sqauredHRV = new List <double>();
HRDataReading lastBeat = (HRDataReading)data.First();
foreach (HRDataReading d in data)
{
if (d.isBeat)
{
if (lastBeat.IBI != null)
{
sqauredHRV.Add(Math.Pow((double)d.IBI - (double)lastBeat.IBI, 2));
lastBeat = d;
}
else
{
lastBeat = d;
}
}
}
return(Math.Sqrt(sqauredHRV.Average(x => x)));
}
public static double HRVSD(List <DataReading> data)
{
List <double> hrv = new List <double>();
HRDataReading lastBeat = (HRDataReading)data.First();
foreach (HRDataReading d in data)
{
if (d.isBeat)
{
if (lastBeat.IBI != null)
{
hrv.Add((int)d.IBI - (int)lastBeat.IBI);
}
else
{
lastBeat = d;
}
}
}
double avg = hrv.Average(x => x);
return(Math.Sqrt(hrv.Average(x => Math.Pow(x - avg, 2))));
}
public void AddHRData(HRDataReading data)
{
data.Write();
hrData.Add(data);
}
