Example #1
0
        private void bgw_DoWork(object sender, DoWorkEventArgs e)
        {
            BackgroundWorker worker = sender as BackgroundWorker;

            // Get settings
            int numGenerations = (int)numericNumGenerations.Value;


            eaLoop.Initialize();
            for (int i = 0; i < numGenerations; i++)
            {
                if (worker.CancellationPending)
                {
                    return;
                }

                // Perform one iteration of the loop
                eaLoop.Iterate();

                lock (plotPopulation)
                {
                    plotPopulation.Clear();
                    plotPopulation.AddRange(eaLoop.AdultPopulation);
                }

                bgw.ReportProgress(1, i);
            }
        }
Example #2
0
        private void bgw_DoWork(object sender, DoWorkEventArgs e)
        {
            BackgroundWorker worker = sender as BackgroundWorker;

            // Get settings
            int numGenerations = (int)numericNumGenerations.Value;
            int numRuns        = (int)numericNumRuns.Value;

            maxValues     = new float[numGenerations, numRuns];
            averageValues = new float[numGenerations, numRuns];
            sdValues      = new float[numGenerations, numRuns];
            bool plotSd = checkBoxSd.Checked;

            for (int n = 0; n < numRuns; n++)
            {
                eaLoop.Initialize();
                for (int i = 0; i < numGenerations; i++)
                {
                    if (worker.CancellationPending)
                    {
                        return;
                    }

                    // Perform one iteration of the loop
                    eaLoop.Iterate();

                    // Sample data
                    max                 = eaLoop.max;
                    average             = eaLoop.average;
                    maxValues[i, n]     = max;
                    averageValues[i, n] = average;


                    // Calculate standard deviations
                    sd = 0;
                    foreach (Individual individual in eaLoop.AdultPopulation)
                    {
                        sd += (float)Math.Pow(individual.Fitness - average, 2);
                    }
                    sd            /= eaLoop.AdultPopulation.Count;
                    sd             = (float)Math.Sqrt(sd);
                    sdValues[i, n] = sd;


                    if (numRuns == 1)
                    {
                        worker.ReportProgress(i);
                        if (max == eaLoop.goal)
                        {
                            Debug.WriteLine("Reached goal");
                            return;
                        }
                    }
                }
            }

            // Find the maximal individual
            Debug.WriteLine(max);
            return;
        }