public static double CalculateDesirability(FuzzyModule fm, double distance, double hunger, string desirability)
{
fm.Fuzzify("Hunger", hunger);
fm.Fuzzify("DistanceToEnemy", distance);
return(fm.Defuzzify(desirability, DefuzzifyMethod.MaxAV));
}
public static FuzzyModule CreateBaseGazelleModule()
{
FuzzyModule gazelleFuzzyModule = new FuzzyModule();
// Antecedent
FuzzyVariable hunger = gazelleFuzzyModule.CreateFLV("Hunger");
hunger.AddLeftShoulderSet("Full", 0, 50, 75);
hunger.AddTriangularSet("CouldEat", 50, 75, 100);
hunger.AddRightShoulderSet("Hungry", 75, 100, 150);
FuzzyVariable distanceToEnemy = gazelleFuzzyModule.CreateFLV("DistanceToEnemy");
distanceToEnemy.AddLeftShoulderSet("Close", 0, 60, 80);
distanceToEnemy.AddTrapezoidSet("Middle", 60, 80, 110, 130);
distanceToEnemy.AddRightShoulderSet("Far", 110, 130, 150);
return(gazelleFuzzyModule);
}
public static FuzzyModule GazelleWannaRun(FuzzyModule gazelleFuzzyModule)
{
// Get the antecedents
FuzzyVariable hunger = gazelleFuzzyModule.GetVariable("Hunger");
FuzzyTermSet Full = new FuzzyTermSet(hunger.MemberSets["Full"]);
FuzzyTermSet CouldEat = new FuzzyTermSet(hunger.MemberSets["CouldEat"]);
FuzzyTermSet Hungry = new FuzzyTermSet(hunger.MemberSets["Hungry"]);
FuzzyVariable distanceToEnemy = gazelleFuzzyModule.GetVariable("DistanceToEnemy");
FuzzyTermSet Close = new FuzzyTermSet(distanceToEnemy.MemberSets["Close"]);
FuzzyTermSet Middle = new FuzzyTermSet(distanceToEnemy.MemberSets["Middle"]);
FuzzyTermSet Far = new FuzzyTermSet(distanceToEnemy.MemberSets["Far"]);
// Create the consequent
FuzzyVariable run = gazelleFuzzyModule.CreateFLV("RunDesirability");
FuzzyTermSet Undesirable = run.AddLeftShoulderSet("Undesirable", 0, 30, 40);
FuzzyTermSet Desirable = run.AddTrapezoidSet("Desirable", 30, 40, 60, 70);
FuzzyTermSet VeryDesirable = run.AddRightShoulderSet("VeryDesirable", 60, 70, 150);
// We need 9 of these with HUNGER + DISTANCE = DESIRABILITY
// Close Middle Far
// Full VD D UD
// CouldEat VD UD UD
// Hungry VD UD UD
gazelleFuzzyModule.AddRule(new FuzzyTermAND(Full, Close), VeryDesirable);
gazelleFuzzyModule.AddRule(new FuzzyTermAND(Full, Middle), Desirable);
gazelleFuzzyModule.AddRule(new FuzzyTermAND(Full, Far), Undesirable);
gazelleFuzzyModule.AddRule(new FuzzyTermAND(CouldEat, Close), VeryDesirable);
gazelleFuzzyModule.AddRule(new FuzzyTermAND(CouldEat, Middle), Undesirable);
gazelleFuzzyModule.AddRule(new FuzzyTermAND(CouldEat, Far), Undesirable);
gazelleFuzzyModule.AddRule(new FuzzyTermAND(Hungry, Close), VeryDesirable);
gazelleFuzzyModule.AddRule(new FuzzyTermAND(Hungry, Middle), Undesirable);
gazelleFuzzyModule.AddRule(new FuzzyTermAND(Hungry, Far), Undesirable);
return(gazelleFuzzyModule);
}
