Package org.encog.neural.hyperneat

Source Code of org.encog.neural.hyperneat.HyperNEATGenome

/*
* Encog(tm) Core v3.3 - Java Version
* http://www.heatonresearch.com/encog/
* https://github.com/encog/encog-java-core
* Copyright 2008-2014 Heaton Research, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*  
* For more information on Heaton Research copyrights, licenses
* and trademarks visit:
* http://www.heatonresearch.com/copyright
*/
package org.encog.neural.hyperneat;

import java.util.List;
import java.util.Random;

import org.encog.engine.network.activation.ActivationBipolarSteepenedSigmoid;
import org.encog.engine.network.activation.ActivationClippedLinear;
import org.encog.engine.network.activation.ActivationFunction;
import org.encog.engine.network.activation.ActivationGaussian;
import org.encog.engine.network.activation.ActivationSIN;
import org.encog.neural.neat.NEATPopulation;
import org.encog.neural.neat.training.NEATGenome;
import org.encog.neural.neat.training.NEATLinkGene;
import org.encog.neural.neat.training.NEATNeuronGene;
import org.encog.util.obj.ChooseObject;

/**
* A HyperNEAT genome.
*/
public class HyperNEATGenome extends NEATGenome {

  /**
   * A HyperNEAT genome.
   */
  private static final long serialVersionUID = 1L;

  /**
   * Build the CPPN activation functions.
   * @param activationFunctions The activation functions collection to add to.
   */
  public static void buildCPPNActivationFunctions(
      final ChooseObject<ActivationFunction> activationFunctions) {
    activationFunctions.add(0.25, new ActivationClippedLinear());
    activationFunctions.add(0.25, new ActivationBipolarSteepenedSigmoid());
    activationFunctions.add(0.25, new ActivationGaussian());
    activationFunctions.add(0.25, new ActivationSIN());
    activationFunctions.finalizeStructure();
  }

  /**
   * Construct a HyperNEAT genome.
   */
  public HyperNEATGenome() {

  }

  public HyperNEATGenome(final HyperNEATGenome other) {
    super(other);
  }

  /**
   * Construct a HyperNEAT genome from a list of neurons and links.
   * @param neurons The neurons.
   * @param links The links.
   * @param inputCount The input count.
   * @param outputCount The output count.
   */
  public HyperNEATGenome(final List<NEATNeuronGene> neurons,
      final List<NEATLinkGene> links, final int inputCount,
      final int outputCount) {
    super(neurons, links, inputCount, outputCount);
  }

  /**
   * Construct a random HyperNEAT genome.
   * @param rnd Random number generator.
   * @param pop The target population.
   * @param inputCount The input count.
   * @param outputCount The output count.
   * @param connectionDensity The connection densitoy, 1.0 for fully connected.
   */
  public HyperNEATGenome(final Random rnd, final NEATPopulation pop,
      final int inputCount, final int outputCount,
      final double connectionDensity) {
    super(rnd, pop, inputCount, outputCount, connectionDensity);

  }
}
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