Changeset 1814 for trunk/sources/HeuristicLab.SupportVectorMachines

Timestamp:

05/14/09 17:09:56 (16 years ago)

Author:

mkommend

Message:

added SimpleR2Evaluator for SVMs + test engine (ticket #619)

Location:

trunk/sources/HeuristicLab.SupportVectorMachines

Files:

• 3.2/HeuristicLab.SupportVectorMachines-3.2.csproj (modified) (1 diff)
• 3.2/SimpleMSEEvaluator.cs (modified) (1 diff)
• 3.2/SimpleR2Evaluator.cs (added)
• SupportVectorMachinesTest.hl (added)

trunk/sources/HeuristicLab.SupportVectorMachines/3.2/HeuristicLab.SupportVectorMachines-3.2.csproj

@@ -68 +68 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="SimpleMSEEvaluator.cs" />
+    <Compile Include="SimpleR2Evaluator.cs" />
     <Compile Include="SupportVectorCreator.cs" />
     <Compile Include="SupportVectorEvaluator.cs" />

trunk/sources/HeuristicLab.SupportVectorMachines/3.2/SimpleMSEEvaluator.cs

@@ -18 +18 @@
     public override IOperation Apply(IScope scope) {
       ItemList values = GetVariableValue<ItemList>("Values", scope, true);
-      double target;
-      double estimated;
-      double error;
       double sse = 0;
-      double cnt = 0;
+      double cnt = 0;      
       foreach (ItemList row in values) {
-        estimated = ((DoubleData)row[0]).Data;
-        target = ((DoubleData)row[1]).Data;
+        double estimated = ((DoubleData)row[0]).Data;
+        double target = ((DoubleData)row[1]).Data;
         if (!double.IsNaN(estimated) && !double.IsInfinity(estimated) &&
             !double.IsNaN(target) && !double.IsInfinity(target)) {
-          error = estimated - target;
+          double error = estimated - target;
           sse += error * error;
           cnt++;