public override float Evaluate(Individual individual)
{
BinaryPhenotype binaryPhenotype = (BinaryPhenotype)individual.Phenotype;
int numBits = binaryPhenotype.NumBits;
int[] bitVector = binaryPhenotype.BitVector;
// Sum number of ones
int sum = 0;
for (int i = 0; i < numBits; i++)
{
if (bitVector[i] == Goal[i])
{
sum++;
}
}
// Make a minimum fitness value
if (sum == 0)
{
return(0.1f);
}
else
{
return((float)sum);
}
}
public override Phenotype Develop(Genotype genotype)
{
BinaryGenotype binaryGenotype = (BinaryGenotype)genotype;
BinaryPhenotype binaryPhenotype = new BinaryPhenotype();
binaryPhenotype.BitVector = (int[])binaryGenotype.BitVector.Clone();
binaryPhenotype.NumBits = binaryGenotype.NumBits;
return(binaryPhenotype);
}
public override float Evaluate(Individual individual)
{
BinaryPhenotype phenotype = (BinaryPhenotype)individual.Phenotype;
int sumOnes = 0;
// Look for leading ones
for (int i = 0; i < phenotype.NumBits; i++)
{
if (phenotype.BitVector[i] == 0)
{
break;
}
sumOnes++;
}
int sumZeros = 0;
// Sum up leading zeroes up to threshold Z
for (int i = 0; i < phenotype.NumBits && i < Z; i++)
{
if (phenotype.BitVector[phenotype.NumBits - 1 - i] == 1)
{
break;
}
sumZeros++;
}
if (sumOnes > sumZeros)
{
return(sumOnes);
}
else
{
return(sumZeros);
}
}
