public void initializeEvolution(int populationSize, NeatGenome seedGenome) { if (seedGenome == null) { initializeEvolution(populationSize); return; } logOutput = new StreamWriter(outputFolder + "logfile.txt"); IdGenerator idgen = new IdGeneratorFactory().CreateIdGenerator(seedGenome); ea = new EvolutionAlgorithm(new Population(idgen, GenomeFactory.CreateGenomeList(seedGenome, populationSize, experiment.DefaultNeatParameters, idgen)), experiment.PopulationEvaluator, experiment.DefaultNeatParameters); }
/// <summary> /// Initializes the EA with an initial population generated from a single seed genome. /// </summary> public void initializeEvolution(int populationSize, NeatGenome seedGenome) { if (seedGenome == null) { initializeEvolution(populationSize); return; } LogOutput = Logging ? new StreamWriter(Path.Combine(OutputFolder, "log.txt")) : null; FinalPositionOutput = FinalPositionLogging ? new StreamWriter(Path.Combine(OutputFolder,"final-position.txt")) : null; ArchiveModificationOutput = FinalPositionLogging ? new StreamWriter(Path.Combine(OutputFolder, "archive-mods.txt")) : null; ComplexityOutput = new StreamWriter(Path.Combine(OutputFolder, "complexity.txt")); ComplexityOutput.WriteLine("avg,stdev,min,max"); if (FinalPositionLogging) { FinalPositionOutput.WriteLine("x,y"); ArchiveModificationOutput.WriteLine("ID,action,time,x,y"); } IdGenerator idgen = new IdGeneratorFactory().CreateIdGenerator(seedGenome); EA = new EvolutionAlgorithm(new Population(idgen, GenomeFactory.CreateGenomeList(seedGenome, populationSize, experiment.DefaultNeatParameters, idgen)), experiment.PopulationEvaluator, experiment.DefaultNeatParameters); EA.outputFolder = OutputFolder; EA.neatBrain = NEATBrain; }
public void initializeEvolution(int populationSize, NeatGenome seedGenome) { if (seedGenome == null) { initializeEvolution(populationSize); return; } if (logOutput != null) logOutput.Close(); logOutput = new StreamWriter(outputFolder + "logfile.txt"); IdGenerator idgen = new IdGeneratorFactory().CreateIdGenerator(seedGenome); ea = new EvolutionAlgorithm(new Population(idgen, GenomeFactory.CreateGenomeList(seedGenome, populationSize, neatParams, idgen)), populationEval, neatParams); }
static void Main(string[] args) { string folder = ""; NeatGenome seedGenome = null; string filename = null; string shape = "triangle"; bool isMulti = false; for (int j = 0; j < args.Length; j++) { if(j <= args.Length - 2) switch (args[j]) { case "-seed": filename = args[++j]; Console.WriteLine("Attempting to use seed from file " + filename); break; case "-folder": folder = args[++j]; Console.WriteLine("Attempting to output to folder " + folder); break; case "-shape": shape = args[++j]; Console.WriteLine("Attempting to do experiment with shape " + shape); break; case "-multi": isMulti = Boolean.Parse(args[++j]); Console.WriteLine("Experiment is heterogeneous? " + isMulti); break; } } if(filename!=null) { try { XmlDocument document = new XmlDocument(); document.Load(filename); seedGenome = XmlNeatGenomeReaderStatic.Read(document); } catch (Exception e) { System.Console.WriteLine("Problem loading genome. \n" + e.Message); } } double maxFitness = 0; int maxGenerations = 1000; int populationSize = 150; int inputs = 4; IExperiment exp = new SkirmishExperiment(inputs, 1, isMulti, shape); StreamWriter SW; SW = File.CreateText(folder + "logfile.txt"); XmlDocument doc; FileInfo oFileInfo; IdGenerator idgen; EvolutionAlgorithm ea; if (seedGenome == null) { idgen = new IdGenerator(); ea = new EvolutionAlgorithm(new Population(idgen, GenomeFactory.CreateGenomeList(exp.DefaultNeatParameters, idgen, exp.InputNeuronCount, exp.OutputNeuronCount, exp.DefaultNeatParameters.pInitialPopulationInterconnections, populationSize)), exp.PopulationEvaluator, exp.DefaultNeatParameters); } else { idgen = new IdGeneratorFactory().CreateIdGenerator(seedGenome); ea = new EvolutionAlgorithm(new Population(idgen, GenomeFactory.CreateGenomeList(seedGenome, populationSize, exp.DefaultNeatParameters, idgen)), exp.PopulationEvaluator, exp.DefaultNeatParameters); } for (int j = 0; j < maxGenerations; j++) { DateTime dt = DateTime.Now; ea.PerformOneGeneration(); if (ea.BestGenome.Fitness > maxFitness) { maxFitness = ea.BestGenome.Fitness; doc = new XmlDocument(); XmlGenomeWriterStatic.Write(doc, (NeatGenome)ea.BestGenome); oFileInfo = new FileInfo(folder + "bestGenome" + j.ToString() + ".xml"); doc.Save(oFileInfo.FullName); // This will output the substrate, uncomment if you want that /* doc = new XmlDocument(); XmlGenomeWriterStatic.Write(doc, (NeatGenome) SkirmishNetworkEvaluator.substrate.generateMultiGenomeModulus(ea.BestGenome.Decode(null),5)); oFileInfo = new FileInfo(folder + "bestNetwork" + j.ToString() + ".xml"); doc.Save(oFileInfo.FullName); */ } Console.WriteLine(ea.Generation.ToString() + " " + ea.BestGenome.Fitness + " " + (DateTime.Now.Subtract(dt))); //Do any post-hoc stuff here SW.WriteLine(ea.Generation.ToString() + " " + (maxFitness).ToString()); } SW.Close(); doc = new XmlDocument(); XmlGenomeWriterStatic.Write(doc, (NeatGenome)ea.BestGenome, ActivationFunctionFactory.GetActivationFunction("NullFn")); oFileInfo = new FileInfo(folder + "bestGenome.xml"); doc.Save(oFileInfo.FullName); }