/// <summary>
/// Gets the heuristic value for the given relative state (in the context of backward search).
/// </summary>
/// <param name="relativeState">Relative state to be evaluated.</param>
/// <returns>Heuristic value for the specified relative state.</returns>
protected override double GetValueImpl(IRelativeState relativeState)
{
if (Random.NextDouble() < Heuristics.First().Item2)
{
return(Heuristics.First().Item1.GetValue(relativeState));
}
return(Heuristics.Sum(heuristic => heuristic.Item2 * heuristic.Item1.GetValue(relativeState)));
}
/// <summary>
/// Gets the heuristic value for the given conditions (in the context of backward search).
/// </summary>
/// <param name="conditions">Conditions to be evaluated.</param>
/// <returns>Heuristic value for the specified conditions.</returns>
protected override double GetValueImpl(IConditions conditions)
{
if (Random.NextDouble() < Heuristics.First().Item2)
{
return(Heuristics.First().Item1.GetValue(conditions));
}
return(Heuristics.Sum(heuristic => heuristic.Item2 * heuristic.Item1.GetValue(conditions)));
}