public void createSubsets(GestureDataSet allGestureTraces)
{
trainingSubsets = new GestureDataSet[nSubsets];
testSubsets = new GestureDataSet[nSubsets];
var subsetSize = allGestureTraces.Values.First().Count() / nSubsets;
for (int curSubset = 0; curSubset < nSubsets; curSubset++)
{
trainingSubsets[curSubset] = allGestureTraces.ToDictionary(
e => e.Key,
e => (IEnumerable <BaseTrajectory>)e.Value.Where((_, index) => (index / subsetSize) != curSubset).ToArray()
);
testSubsets[curSubset] = allGestureTraces.ToDictionary(
e => e.Key,
e => (IEnumerable <BaseTrajectory>)e.Value.Where((_, index) => (index / subsetSize) == curSubset).ToArray()
);
}
}
public GestureDataSet processAllGestures(GestureDataSet data)
{
return(data.ToDictionary(
e => e.Key,
e => e.Value.Select(t =>
{
if (t is Stroke)
{
var s = t as Stroke;
return (BaseTrajectory)(new Stroke(samplePoints(s.TrajectoryPoints), s.FingerID));
}
else
{
throw new NotImplementedException("This subclass of BaseTrajectory is currently not implemented here");
}
})));
}
public void createSubsets(GestureDataSet allGestureTraces)
{
trainingSet = allGestureTraces.ToDictionary(e => e.Key, e => e.Value.Take(nTraining));
testSet = allGestureTraces.ToDictionary(e => e.Key, e => e.Value.Skip(nTraining));
}
