遗传算法-优化

src/main/java/com/aps/service/Algorithm/GeneticAlgorithm.java

@@ -97,10 +97,10 @@ public class GeneticAlgorithm {
 //                .orElse(null);
         WriteKpis(fronts,"初始");
         best = fronts.get(0).stream()
-                .sorted((c1, c2) -> Double.compare(c1.getWeightedObjective(), c2.getWeightedObjective()))
+                .sorted((c1, c2) -> Double.compare(c2.getWeightedObjective(), c1.getWeightedObjective()))
                 .findFirst()
                 .orElse(null);
-        WriteKpi(best);
+        WriteKpi(best,"最大");
         double bestFitness=best.getWeightedObjective();
         int Iteration=0;
         // 步骤2：迭代进化
@@ -184,11 +184,11 @@ public class GeneticAlgorithm {
             fronts = _nsgaIIUtils.parallelFastNonDominatedSort(population);
             WriteKpis(fronts,String.valueOf(iter));
             best = fronts.get(0).stream()
-                    .sorted((c1, c2) -> Double.compare(c1.getWeightedObjective(), c2.getWeightedObjective()))
+                    .sorted((c1, c2) -> Double.compare(c2.getWeightedObjective(), c1.getWeightedObjective()))
                     .findFirst()
                     .orElse(null);
-            WriteKpi(best);
-            if(bestFitness>best.getWeightedObjective())
+            WriteKpi(best,"最大");
+            if(bestFitness<best.getWeightedObjective())
             {
 
                 bestFitness=best.getWeightedObjective();
@@ -228,14 +228,14 @@ public class GeneticAlgorithm {
             FileHelper.writeLogFile(String.format("KPI---%s--------%d----",index,i));
 
             for (Chromosome chromosome:fronts.get(i)) {
-                WriteKpi(chromosome);
+                WriteKpi(chromosome,"");
             }
         }
     }
 
-    private void  WriteKpi(Chromosome chromosome)
+    private void  WriteKpi(Chromosome chromosome,String desc)
     {
-        FileHelper.writeLogFile(String.format("KPI---%f--------%s----",chromosome.getWeightedObjective(),chromosome.getID()));
+        FileHelper.writeLogFile(String.format("KPI---%f----%f----%s----%s",chromosome.getWeightedObjective(),chromosome.getFitness(), chromosome.getID(),desc));
         for (double d: chromosome.getObjectives()) {
             FileHelper.writeLogFile(String.format("    KPI---%f-------",d));
         }

src/main/java/com/aps/service/Algorithm/GeneticDecoder.java

@@ -371,7 +371,7 @@ if(finishedOrder==null||finishedOrder.size()==0)
         int preTime = machineOption.getPreTime();
         int setupTime = calculateSetupTime(chromosome.getResult(), operation, machine, machineOption);
 
-        FileHelper.writeLogFile ("      "+operation.getGroupId()+" : "+operation.getId()+",处理时间: " + processingTime + ", 后处理: " + teardownTime +
+        FileHelper.writeLogFile("      "+operation.getGroupId()+" : "+operation.getId()+",处理时间: " + processingTime + ", 后处理: " + teardownTime +
                 ", 前处理: " + preTime + ", 换型: " + setupTime+ ", 数量: " + operation.getQuantity()+ ", 设备: "+machine.getId());