Create MyProblem.m

PlatEMO/Problems/MyProblem.m

@@ -0,0 +1,32 @@
+classdef MyProblem < PROBLEM
+% 自定义多目标优化问题
+
+    methods
+        function obj = MyProblem()
+            % 初始化
+            obj.Global.M = 2;      % 目标数量
+            obj.Global.D = 2;      % 决策变量维度
+            obj.Global.lower    = [0, 0];      % 变量下界
+            obj.Global.upper    = [200, 150];  % 变量上界
+            obj.Global.encoding = 'real';       % 实数编码
+        end
+
+        function PopObj = CalObj(obj, PopDec)
+            % 目标函数计算
+            f1 = -(4*PopDec(:,1) + 5*PopDec(:,2));  
+            f2 = -PopDec(:,1);                     
+            PopObj = [f1, f2];
+        end
+
+        function PopCon = CalCon(obj, PopDec)
+            % 约束条件计算
+            g1 = -(200 - PopDec(:,1) - PopDec(:,2));
+            g2 = -(200 - 1.25*PopDec(:,1) - 0.75*PopDec(:,2));
+            g3 = -(150 - PopDec(:,2));
+            g4 = -PopDec(:,1); 
+            g5 = -PopDec(:,2); 
+
+            PopCon = [g1, g2, g3, g4, g5];
+        end
+    end
+end