Beispiel #1
0
        private Individual[] MutatePopulation()
        {
            int populationSize = population.Length;

            for (int i = elitism; i < populationSize; i++)
            {
                population[i].gen = Genoma.Mutate(r, population[i].gen, mutationRate, maxPerturbation);
            }
            return(population);
        }
Beispiel #2
0
        public void Initialize(MendelMachine mendelMachine, Genoma genoma,
                               ActivationFunction activationFunction,
                               bool learningPhase, float lifeTime, int index)
        {
            fitness = 0;

            this.index         = index;
            this.mendelMachine = mendelMachine;
            this.learningPhase = learningPhase;
            this.lifeTime      = lifeTime;

            perceptron = new Perceptron(genoma, activationFunction);
            on         = true;
        }
Beispiel #3
0
        private Individual[] CrossPopulation()
        {
            int populationSize = population.Length;

            List <Individual> crosspop = new List <Individual>();

            for (int i = 0; i < populationSize; i++)
            {
                population[i].fitness = -1;
                for (int j = 0; j < populationSize - i; j++)
                {
                    crosspop.Add(population[i]);
                }
            }

            List <Individual> newpop = new List <Individual>();

            for (int i = 0; i < elitism; i++)
            {
                newpop.Add(population[i]);
            }
            for (int i = 0; i < newIndividuals; i++)
            {
                newpop.Add(GenerateIndividual());
            }
            for (int i = 0; i < populationSize - newIndividuals - elitism; i++)
            {
                Individual individual = new Individual
                {
                    gen = Genoma.Cross(r,
                                       crosspop[Random.Range(0, crosspop.Count)].gen,
                                       crosspop[Random.Range(0, crosspop.Count)].gen),
                    fitness = 0
                };

                newpop.Add(individual);
            }
            return(newpop.ToArray());
        }