public void CloneTest()
{
string str = chain.ToString();
var alphabet1 = new FrequencyDictionary(str);
var alphabet2 = new FrequencyDictionary(chain);
FrequencyDictionary alphabet3 = alphabet2.Clone();
Assert.True(alphabet1.Equals(alphabet2) && alphabet3.Equals(alphabet1));
}
/// <summary>
/// The state.
/// </summary>
/// <param name="chain">
/// The chain.
/// </param>
/// <param name="alphabet">
/// The alphabet.
/// </param>
/// <returns>
/// The <see cref="bool"/>.
/// </returns>
public override bool State(ComplexChain chain, FrequencyDictionary alphabet)
{
double currentDistortion = depth.Calculate(chain, chain.Anchor); // - calculate(gamutDeep, chain);
if (Math.Abs(currentDistortion) > Value)
{
this.chain = chain.Clone();
this.alphabet = alphabet.Clone();
ThresholdToStop.SaveBest();
Value = currentDistortion;
}
return ThresholdToStop.Distance > ThresholdVariator.Precision;
}
/// <summary>
/// The state.
/// </summary>
/// <param name="chain">
/// The chain.
/// </param>
/// <param name="alphabet">
/// The alphabet.
/// </param>
/// <returns>
/// The <see cref="bool"/>.
/// </returns>
public override bool State(ComplexChain chain, FrequencyDictionary alphabet)
{
double current = Distortion(chain, alphabet);
if (Value > current)
{
Value = current;
this.chain = chain.Clone();
this.alphabet = alphabet.Clone();
ThresholdToStop.SaveBest();
}
return ThresholdToStop.Distance > ThresholdVariator.Precision;
}
/// <summary>
/// The state.
/// </summary>
/// <param name="chain">
/// The chain.
/// </param>
/// <param name="alphabet">
/// The alphabet.
/// </param>
/// <returns>
/// The <see cref="bool"/>.
/// </returns>
public override bool State(ComplexChain chain, FrequencyDictionary alphabet)
{
double distortion = Distortion(chain, alphabet);
if (Math.Abs(Value) > Math.Abs(distortion))
{
this.chain = chain.Clone();
this.alphabet = alphabet.Clone();
Value = distortion;
ThresholdToStop.SaveBest();
}
return ThresholdToStop.Distance > ThresholdVariator.Precision;
}
/// <summary>
/// The update.
/// </summary>
/// <param name="chain">
/// The chain.
/// </param>
/// <param name="alphabet">
/// The alphabet.
/// </param>
private void Update(ComplexChain chain, FrequencyDictionary alphabet)
{
double dist = TheoryVolume(chain, alphabet) - alphabet.Count;
if (Math.Abs(Value) > Math.Abs(dist))
{
this.alphabet = alphabet.Clone();
this.chain = chain.Clone();
Value = dist;
ThresholdToStop.SaveBest();
}
}