Ejemplo n.º 1
0
        public void OffspringPopulationBoundaries()
        {
            Algorithm nsga = new Nsga2();
            int pop = 10;
            TestFunctions funcs = TestFunctions.GetTestFunctions();
            Population parent = new Population();
            parent.NewPopulation(pop);
            Population p = parent.CreateOffspring();
            int mistakes = 0;
            for (int i = 0; i < p.GetCount(); i++)
            {
                for (int j = 0; j < p.Get(i).DecisionVariables.Count; j++)
                {
                    if (p.Get(i).DecisionVariables[0] < funcs.GetLowerThreshold()
                        || p.Get(i).DecisionVariables[j] > funcs.GetUpperThreshold())
                    {
                        mistakes++;

                    }
                }
            }
            Assert.AreEqual(mistakes, 0);
        }
Ejemplo n.º 2
0
        public Population StartEvaluation(int populationCount, int generationCount)
        {
            infinite = 10000;
            Population genom = new Population();
            genom.NewPopulation(populationCount);
            Console.WriteLine("Initial population");
            genom.PrintToConsole();
            Population newGenom = genom.CreateOffspring();
            Console.WriteLine("Initial population after creating offspring pop");
            genom.PrintToConsole();
            Console.WriteLine("Offspring population");
            newGenom.PrintToConsole();
            FastNonDominatedSort(genom);
            RankingsPrintToConsole();
            for (int i = 0; i < generationCount; i++)
            {
                Population combinedGenom = genom.Concat(newGenom);
                FastNonDominatedSort(combinedGenom);
                genom.RemoveAll();
                AssignCrowdingDistance();
                genom.Copy(SortPopulation(combinedGenom).Selection());
                newGenom = genom.CreateOffspring();
            }

            newGenom.PrintToConsole();
            this.RankingsPrintToConsole();
            //PrintToConsole(genom);
               // genom.PrintToConsole();

            return genom;
        }