Parameter sampling info. Describes the value range to sample, the number of samples within that range and the increment between samples.
        /// <summary>
        /// Initialize the experiment with some optional XML configutation data.
        /// </summary>
        public void Initialize(string name, XmlElement xmlConfig)
        {
            _name                    = name;
            _populationSize          = XmlUtils.GetValueAsInt(xmlConfig, "PopulationSize");
            _specieCount             = XmlUtils.GetValueAsInt(xmlConfig, "SpecieCount");
            _activationScheme        = ExperimentUtils.CreateActivationScheme(xmlConfig, "Activation");
            _complexityRegulationStr = XmlUtils.TryGetValueAsString(xmlConfig, "ComplexityRegulationStrategy");
            _complexityThreshold     = XmlUtils.TryGetValueAsInt(xmlConfig, "ComplexityThreshold");
            _description             = XmlUtils.TryGetValueAsString(xmlConfig, "Description");
            _parallelOptions         = ExperimentUtils.ReadParallelOptions(xmlConfig);

            _eaParams                         = new NeatEvolutionAlgorithmParameters();
            _eaParams.SpecieCount             = _specieCount;
            _neatGenomeParams                 = new NeatGenomeParameters();
            _neatGenomeParams.FeedforwardOnly = _activationScheme.AcyclicNetwork;

            // Determne what function to regress.
            string     fnIdStr = XmlUtils.GetValueAsString(xmlConfig, "Function");
            FunctionId fnId    = (FunctionId)Enum.Parse(typeof(FunctionId), fnIdStr);

            _func = FunctionRegressionEvaluator.GetFunction(fnId);

            // Read parameter sampling scheme settings.
            int    sampleResolution = XmlUtils.GetValueAsInt(xmlConfig, "SampleResolution");
            double sampleMin        = XmlUtils.GetValueAsDouble(xmlConfig, "SampleMin");
            double sampleMax        = XmlUtils.GetValueAsDouble(xmlConfig, "SampleMax");

            int paramCount = _func.InputCount;

            _paramSamplingInfoArr = new ParameterSamplingInfo[paramCount];
            for (int i = 0; i < paramCount; i++)
            {
                _paramSamplingInfoArr[i] = new ParameterSamplingInfo(sampleMin, sampleMax, sampleResolution);
            }
        }
示例#2
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        /// <summary>
        /// Create a System.Windows.Forms derived object for displaying output for a domain (e.g. show best genome's output/performance/behaviour in the domain).
        /// </summary>
        public AbstractDomainView CreateDomainView()
        {
            if (1 == InputCount)
            {
                ParameterSamplingInfo paramInfo = _paramSamplingInfoArr[0];
                return(new FunctionRegressionView2D(_func, paramInfo._min, paramInfo._incr, paramInfo._sampleCount, CreateGenomeDecoder()));
            }

            return(null);
        }
        /// <summary>
        /// Initialize the experiment with some optional XML configuration data.
        /// </summary>
        public void Initialize(string name, XmlElement xmlConfig)
        {
            _name = name;
            _populationSize = XmlUtils.GetValueAsInt(xmlConfig, "PopulationSize");
            _specieCount = XmlUtils.GetValueAsInt(xmlConfig, "SpecieCount");
            _activationScheme = ExperimentUtils.CreateActivationScheme(xmlConfig, "Activation");
            _complexityRegulationStr = XmlUtils.TryGetValueAsString(xmlConfig, "ComplexityRegulationStrategy");
            _complexityThreshold = XmlUtils.TryGetValueAsInt(xmlConfig, "ComplexityThreshold");
            _description = XmlUtils.TryGetValueAsString(xmlConfig, "Description");
            _parallelOptions = ExperimentUtils.ReadParallelOptions(xmlConfig);

            _eaParams = new NeatEvolutionAlgorithmParameters();
            _eaParams.SpecieCount = _specieCount;
            _neatGenomeParams = new NeatGenomeParameters();
            _neatGenomeParams.FeedforwardOnly = _activationScheme.AcyclicNetwork;

            // Determine what function to regress.
            string fnIdStr = XmlUtils.GetValueAsString(xmlConfig, "Function");
            FunctionId fnId = (FunctionId)Enum.Parse(typeof(FunctionId), fnIdStr);
            _func = FunctionRegressionEvaluator.GetFunction(fnId);

            // Read parameter sampling scheme settings.
            int sampleResolution = XmlUtils.GetValueAsInt(xmlConfig, "SampleResolution");
            double sampleMin = XmlUtils.GetValueAsDouble(xmlConfig, "SampleMin");
            double sampleMax = XmlUtils.GetValueAsDouble(xmlConfig, "SampleMax");

            int paramCount = _func.InputCount;
            _paramSamplingInfoArr = new ParameterSamplingInfo[paramCount];
            for(int i=0; i<paramCount; i++) {
                _paramSamplingInfoArr[i] = new ParameterSamplingInfo(sampleMin, sampleMax, sampleResolution);
            }
        }