public LinkedList <Observation> generateSymbolTrace(TraceFeatures tf)
{
throw new NotImplementedException();
//5 ist Glättungsordnung
//var data = (smooth) ? tf.smoothFeature(feature, 10) : tf[feature].Data;
//var O = new LinkedList<Observation>();
//O.AddLast(new Observation("GestureStart", 0));
//for (int i = 2; i < data.Length - 2; i++)
//{
// var v1 = data[i - 2];
// var v2 = data[i - 1];
// var v = data[i];
// var v3 = data[i + 1];
// var v4 = data[i + 2];
// if (v > v1 && v > v2 && v >= v3 && v >= v4) O.AddLast(new Observation("Maximum", tf.Time[i]));
// if (v < v1 && v < v2 && v <= v3 && v <= v4) O.AddLast(new Observation("Minimum", tf.Time[i]));
//}
//O.AddLast(new Observation("GestureEnd", tf.Time.Last()));
//return O;
/*
* //find extremas
* var prevV = firstDeriv.First();
* foreach (var v in firstDeriv.Skip(1))
* {
* //special case prevV == 0??
*
* if (prevV.Y > 0 && v.Y <= 0)
* {
* //maximum
* O.AddLast(new Observation("Maximum", (int)prevV.X));
* }
* else if (prevV.Y < 0 && v.Y >= 0)
* {
* //minimum
* O.AddLast(new Observation("Minimum", (int)prevV.X));
* }
* }
* return O;
*
* */
}
public override LinkedList <Observation> generateSymbolTrace(ICollection <Touch> touchs)
{
TraceFeatures tf = new TraceFeatures(touchs);
return(generateSymbolTrace(tf));
}