示例#1
0
        public static void Main()
        {
            // 实例化算例分配引擎
            MOCBA mocba = new MOCBA();

            // 创建有限解集
            var candidates = Enumerable.Range(1, 4)
                             .SelectMany(i => Enumerable.Range(1, 4)
                                         .SelectMany(j => Enumerable.Range(1, 4)
                                                     .Select(k => new StochasticSolution(new double[] { i, j, k }))))
                             .ToDictionary(s => s.Decisions, s => s);

            // 初始测量
            foreach (var sol in candidates.Values)
            {
                Exercise_7.Evaluate(sol, nReps: 5);
            }

            int h = 0;

            while (true)
            {
                int budgetPerSolution = 2;

                // Equal Allocation - 平均分配
                //foreach (var sol in candidates.Values) Exercise_7.Evaluate(sol, budgetPerSolution);

                // MOCBA - 依据当前随机解结果分配算力,执行测量
                foreach (var alloc in
                         mocba.Alloc(candidates.Count * budgetPerSolution, candidates.Values))
                {
                    Exercise_7.Evaluate(candidates[alloc.Key], alloc.Value);
                }

                Console.Clear();
                Console.WriteLine("Iteration: {0}", h++);
                // 获取并显示当前帕里多集
                foreach (var sol in Pareto.GetParetoSet(candidates.Values, sol => sol.Objectives)
                         .OrderBy(sol => sol.Objectives[0]))
                {
                    Console.WriteLine(sol);
                }
                Console.WriteLine("Total Budget: {0}", candidates.Values.Sum(sol => sol.Observations.Count));
                // 显示当前近似正确选择概率
                Console.WriteLine("APCS-M: {0:F4}", mocba.APCS_M(candidates.Values));
                Console.ReadKey();
            }
        }