create NEAT app repo

NEAT.h

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+#ifndef __NEAT_h__
+#define __NEAT_h__
+
+#include "Genotype.h"
+#include "Innovator.h"
+#include "NeuralNetwork.h"
+
+class NEAT
+{
+public:
+	const static int   kPopulation; // size of population
+	const static float kC1; // coefficient for excess genes in compatibility equation
+	const static float kC2; // coefficient for disjoint genes in compatibility equation
+	const static float kC3; // coefficient for weight delta in compatibility equation
+	const static float kCompatibilityThreshold; // used in speciation
+	const static int   kNumUnimprovedGensAllowed; // # generations a species is allowed to not improve
+	const static int   kMinSpeciesSizeForChampionReproduction; // species must be at least this big
+	const static float pWeightsMutated; // chance a genome has its weights mutated
+	const static float pUniformWeightPerturbation; // each weight's chance of uniform perturbation
+	const static float pAssignNewWeight; // each weight's chance of getting replaced
+	const static float pInheritedGeneDisabled; // chance gene disabled if it was disabled in either parent
+	const static float pMutationOnly; // chance of reproduction through mutation, without crossover
+	const static float kInterSpeciesRate; // inter-species mating rate
+	const static float pAddNeuron; // chance of adding a neuron (mutation)
+	const static float pAddConnection; // chance of adding a new connection (mutation)
+	const static float kMaxWeightPerturbation; // +/- weight perturbation (mutation)
+	const static float kMaxNewWeight; // +/- range for new weights
+	
+	NEAT(int num_inputs, int num_outputs);
+
+	void Run();
+		
+protected:
+	
+	virtual bool TestNetworks(std::vector<NeuralNetwork>& networks, std::vector<float>& fitness) = 0;
+	
+private:
+
+	struct Species
+	{
+		Species(const Genotype& originator, int originator_id, int species_id);
+
+		int              species_id;
+		Genotype         representative;
+		std::vector<int> member_ids;
+	};
+
+	Innovator m_innovator;
+	std::vector<Genotype> m_population;
+	std::vector<Genotype> m_best;
+	std::vector<Species> m_species;
+	int m_next_species_id;
+	
+	void SortPopulation();
+	void SaveBestGenomes();
+	void SpeciatePopulation();
+	void AdjustAndShareFitness();
+	void Reproduce();
+};
+
+#endif // __NEAT_h__
+
+
+
+
+