Beispiel #1
0
        public void Mutate_RemoveNeurons()
        {
            var neuronMap = new Dictionary <int, RMP_NeuronGene>();

            //Remove Neurons
            if (NeuronRemoveChance.Value > Pseudo.Random.NextDouble())
            {
                int count = 0;
                foreach (var neuron in HiddenNeuronGenes)
                {
                    neuron.Name += "-" + count.ToString();
                    neuronMap.Add(count, neuron);
                    count++;
                }

                int removeCount = 1;

                for (int n = 0; n < removeCount; n++)
                {
                    int neuronIndex;

                    do
                    {
                        neuronIndex = Pseudo.Random.Next(HiddenNeuronGenes.Count);
                    } while (HiddenNeuronGenes[neuronIndex] == null);

                    var gene = HiddenNeuronGenes[neuronIndex];

                    HiddenNeuronGenes[neuronIndex] = null;
                    neuronMap.Remove(neuronIndex);
                }

                HiddenNeuronGenes.Clear();
                HiddenNeuronGenes.AddRange(from key in neuronMap.Keys orderby Convert.ToInt32(key) select neuronMap[key]);

                foreach (RMP_NeuronGene neuronGene in neuronMap.Values.Concat(this.Inputs))
                {
                    foreach (var connection in new List <RMP_ConnectionGene>(neuronGene.Connections))
                    {
                        if (!connection.IsOutputConnection)
                        {
                            if (neuronMap.ContainsKey(connection.Target))
                            {
                                var target = neuronMap[connection.Target];
                                connection.Target = HiddenNeuronGenes.IndexOf(target);
                            }
                            else
                            {
                                neuronGene.Connections.Remove(connection);
                            }
                        }
                    }
                }
            }
        }
Beispiel #2
0
        public void Mutate_RemoveNeurons()
        {
            var neuronMap = new Dictionary <int, SpNeuronGene>();

            //Remove Neurons
            if (NeuronRemoveChance.Value > Pseudo.Random.NextDouble())
            {
                int count = 0;
                foreach (var neuron in HiddenNeuronGenes)
                {
                    neuronMap.Add(count, neuron);
                    count++;
                }

                int removeCount = Pseudo.Random.Next((int)Math.Round(HiddenNeuronGenes.Count * MaxNeuronRemoving.Value, 0));

                for (int n = 0; n < removeCount; n++)
                {
                    int neuronIndex;

                    do
                    {
                        neuronIndex = Pseudo.Random.Next(HiddenNeuronGenes.Count);
                    } while (HiddenNeuronGenes[neuronIndex] == null);

                    var gene = HiddenNeuronGenes[neuronIndex];

                    HiddenNeuronGenes[neuronIndex] = null;
                    neuronMap.Remove(neuronIndex);
                }

                HiddenNeuronGenes.Clear();
                HiddenNeuronGenes.AddRange(from key in neuronMap.Keys orderby key select neuronMap[key]);

                foreach (var neuronGene in neuronMap.Values.Concat(EyeRNeuronGenes).Concat(EyeGNeuronGenes).Concat(EyeBNeuronGenes).Concat(InputNeuronGenes))
                {
                    foreach (var connection in new List <SpConnectionGene>(neuronGene.Connections))
                    {
                        if (!connection.IsOutputConnection && neuronMap.ContainsKey(connection.Target))
                        {
                            var target = neuronMap[connection.Target];
                            connection.Target = HiddenNeuronGenes.IndexOf(target);
                        }
                        else
                        {
                            neuronGene.Connections.Remove(connection);
                        }
                    }
                }
            }
        }