public BatCallViewModel(BatNodeLog log, BatCall batCall, int index)
{
Index = index;
_log = log;
_batCall = batCall;
_fftAnalyzer = new FftAnalyzer(2, 5);
}
public void CanFindPeaksInRealSample2()
{
FftAnalyzer analyzer = new FftAnalyzer(2.5);
uint[] data = { 0, 4, 4, 4, 3, 3, 3, 4, 2, 2, 2, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 5, 5, 8, 6, 13, 18, 42, 62, 62, 14, 10, 18, 18, 12, 4, 2, 12, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 3, 2, 2, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 2, 1, 1, 1, 2, 1, 2, 2, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 1, 2, 2, 2, 1, 2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 0, 1, 1, 1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
KeyValuePair <int, uint>[] peaks = analyzer.GetPeaks(data).ToArray();
Assert.AreEqual(1, peaks.Length);
Assert.AreEqual(62, peaks[0].Value);
}
public void CanFindPeakWithNoiseAtEnd()
{
FftAnalyzer analyzer = new FftAnalyzer(1.5, 3);
uint[] data = { 0, 0, 9, 8, 7, 6, 8 };
KeyValuePair <int, uint>[] peaks = analyzer.GetPeaks(data).ToArray();
Assert.AreEqual(1, peaks.Length);
Assert.AreEqual(2, peaks[0].Key);
}
public void CanFindSingleMiddlePeak()
{
FftAnalyzer analyzer = new FftAnalyzer(1.5, 3);
uint[] data = { 0, 0, 9, 9, 0, 0 };
KeyValuePair <int, uint>[] peaks = analyzer.GetPeaks(data).ToArray();
Assert.AreEqual(1, peaks.Length);
Assert.AreEqual(2, peaks[0].Key);
}
public void CanFindPeaksInRealSample()
{
FftAnalyzer analyzer = new FftAnalyzer(2.5);
uint[] data = { 0, 5, 5, 5, 4, 4, 5, 4, 4, 4, 3, 3, 3, 3, 4, 3, 2, 4, 4, 4, 3, 4, 5, 5, 7, 4, 4, 6, 8, 8, 11, 15, 23, 34, 42, 48, 55, 94, 64, 86, 122, 129, 83, 45, 45, 30, 19, 20, 21, 14, 11, 17, 13, 14, 11, 10, 6, 8, 8, 7, 6, 4, 4, 4, 4, 3, 4, 2, 3, 4, 3, 3, 3, 2, 4, 3, 4, 4, 3, 6, 5, 3, 8, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 7, 6, 11, 11, 11, 12, 16, 17, 22, 25, 22, 27, 31, 26, 25, 25, 26, 23, 20, 18, 14, 15, 14, 9, 19, 13, 18, 16, 13, 14, 14, 16, 12, 9, 8, 8, 6, 5, 4, 5, 6, 7, 6, 5, 6, 5, 5, 7, 5, 4, 2, 2, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 2, 1, 2, 2, 2, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 2, 4, 3, 3, 3, 3, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 4, 2, 2, 2, 3, 3, 3, 5, 5, 2, 2, 4, 3, 2, 2, 3, 2, 2, 2, 2, 2, 1, 2, 2, 3, 2, 2, 2, 3, 1, 2, 2, 2, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 3, 3, 2, 2, 2, 3, 3, 3 };
KeyValuePair <int, uint>[] peaks = analyzer.GetPeaks(data).ToArray();
Assert.AreEqual(2, peaks.Length);
Assert.AreEqual(129, peaks[0].Value);
Assert.AreEqual(31, peaks[1].Value);
}
public void CanFindMultipleSteepPeaks()
{
FftAnalyzer analyzer = new FftAnalyzer(1.5, 3);
uint[] data = { 0, 9, 8, 0, 0, 9, 8, 0, 0, 9, 9 };
KeyValuePair <int, uint>[] peaks = analyzer.GetPeaks(data).ToArray();
Assert.AreEqual(3, peaks.Length);
Assert.AreEqual(1, peaks[0].Key);
Assert.AreEqual(5, peaks[1].Key);
Assert.AreEqual(9, peaks[2].Key);
}
private async Task RebuildData()
{
FftAnalyzer fftAnalyzer = new FftAnalyzer(2, 5);
foreach (BatCall batCall in BatLog.Calls)
{
fftAnalyzer.Recalculate(batCall);
uint sum = 0;
int count = 0;
foreach (byte b in batCall.PowerData)
{
if (b > 100)
{
sum += b;
count++;
}
}
batCall.MaxPower = (uint)Math.Round(sum / (double)count);
}
}
public void CanFindPeaksWithNoise()
{
FftAnalyzer analyzer = new FftAnalyzer(1.5, 3);
// *
// ** *
// * **** *
// ****** **
// ******* **
// ******** **
// 123456789012
// | |
uint[] data = { 0, 2, 4, 3, 6, 5, 4, 5, 1, 0, 0, 4, 3 };
KeyValuePair <int, uint>[] peaks = analyzer.GetPeaks(data).ToArray();
Assert.AreEqual(2, peaks.Length);
Assert.AreEqual(4, peaks[0].Key);
Assert.AreEqual(6, peaks[0].Value);
Assert.AreEqual(11, peaks[1].Key);
Assert.AreEqual(4, peaks[1].Value);
}
private void Evaluate()
{
if (!btnEvaluate.Enabled)
{
return;
}
Hashtable parameters = new Hashtable();
foreach (Control ctrl in pnlVariables.Controls)
{
if (ctrl.Visible)
{
Panel pnl = ctrl as Panel;
if (pnl != null)
{
parameters.Add(pnl.Tag, pnl.Controls[1].Text);
}
}
}
string message;
double[] data = SyntheticGenerator.GenerateData(tbNoOfSamples.Value, tbSamplesPerSecond.Value, tctFormula.Text, parameters, out message);
if (message != null)
{
lblMessage.Text = message;
spectrum.Series[0].Points.Clear();
}
else
{
lblMessage.Text = "";
FftAnalyzer.Windowing(tbNoOfSamples.Value, data, WindowType, 1, data, false);
RenderScopeData(data);
_fftAnalyzer.ExecuteFftAsync(data, SamplesPerSecond, 1, WindowingTypes.Square); // already windowed.
}
}
