private double Iterate()
{
++_epochNumber;
double meanSquare = GetMeanSquare();
Log.Information("Epoch {Epoch}, mean square {MeanSquare}.", _epochNumber, meanSquare);
_nodes.ForEach(n => n.UpdateWeights(_learningRate, _weights));
EpochFinished?.Invoke(this, new EpochFinishedEventArgs {
Weights = _weights.ToList(), Epoch = _epochNumber, MeanSquare = meanSquare
});
return(meanSquare);
}
public void Start()
{
EpochFinished?.Invoke(this, new EpochFinishedEventArgs {
Weights = _weights.ToList(), Epoch = 0
});
double meanSquare = double.MaxValue;
_epochNumber = 0;
while (meanSquare > _desiredLms)
{
++_epochNumber;
double ms = Iterate();
if (Math.Abs(ms - meanSquare) < 1E-14)
{
EpochFinished?.Invoke(this, new EpochFinishedEventArgs {
Weights = _weights.ToList(), Epoch = _epochNumber, Finished = true, MeanSquare = ms
});
return;
}
meanSquare = ms;
}
}