// Generates the average (and variance) of the list of sound features, ASSUMING
// that all sound features use the same time values
public static SoundFeature GenerateAverage(List <SoundFeature> soundFeatureList)
{
SoundFeature averageSoundFeature = new SoundFeature();
if (soundFeatureList.Count > 0)
{
averageSoundFeature.Name = soundFeatureList[0].Name;
int size = soundFeatureList[0].TimeList.Count;
averageSoundFeature.SetSize(size);
for (int jj = 0; jj < size; jj++)
{
averageSoundFeature.TimeList[jj] = soundFeatureList[0].TimeList[jj];
}
for (int jj = 0; jj < size; jj++)
{
List <double> featureValueList = new List <double>();
for (int ii = 0; ii < soundFeatureList.Count; ii++)
{
featureValueList.Add(soundFeatureList[ii].ValueList[jj]);
}
double average = featureValueList.Average();
double variance = Variance.Compute(featureValueList);
averageSoundFeature.ValueList[jj] = average;
averageSoundFeature.VarianceList[jj] = variance;
}
}
return(averageSoundFeature);
}
