Changeset 6760 for branches/PersistenceSpeedUp/HeuristicLab.Encodings.RealVectorEncoding/3.3/Manipulators

Timestamp:

09/14/11 13:59:25 (13 years ago)

Author:

epitzer

Message:

#1530 integrate changes from trunk

Location:

branches/PersistenceSpeedUp

Files:

• . (modified) (2 props)
• HeuristicLab.Encodings.RealVectorEncoding/3.3/Manipulators/BreederGeneticAlgorithmManipulator.cs (modified) (1 diff)
• HeuristicLab.Encodings.RealVectorEncoding/3.3/Manipulators/PolynomialAllPositionManipulator.cs (modified) (1 diff)
• HeuristicLab.Encodings.RealVectorEncoding/3.3/Manipulators/PolynomialOnePositionManipulator.cs (modified) (1 diff)

branches/PersistenceSpeedUp

@@ -12 +12 @@
 *.psess
 *.vsp
+*.docstates

@@ -12 +12 @@
 *.psess
 *.vsp
+*.docstates

branches/PersistenceSpeedUp/HeuristicLab.Encodings.RealVectorEncoding/3.3/Manipulators/BreederGeneticAlgorithmManipulator.cs

@@ -52 +52 @@
     public BreederGeneticAlgorithmManipulator()
       : base() {
-      Parameters.Add(new ValueLookupParameter<DoubleValue>("SearchIntervalFactor", "The factor determining the size of the search interval, that will be added/removed to/from the allele selected for manipulation. E.g. a value of 0.1 means 10% of the range will be maximally added/removed.", new DoubleValue(0.1)));
+      Parameters.Add(new ValueLookupParameter<DoubleValue>("SearchIntervalFactor", @"Scales the manipulation strength as a factor of the range. The range is determined by the bounds interval.
+A value of 0.1 means that certain components of the vector are moved by values in the non-uniform interval [0;0.1*range].", new DoubleValue(0.1)));
     }
 

branches/PersistenceSpeedUp/HeuristicLab.Encodings.RealVectorEncoding/3.3/Manipulators/PolynomialAllPositionManipulator.cs

@@ -87 +87 @@
         if (u < 0.5) {
           delta = Math.Pow(2 * u, 1.0 / (contiguity.Value + 1)) - 1.0;
-        } else if (u > 0.5) {
-          delta = 1.0 - Math.Pow(2.0 - 2.0 * u, 1.0 / contiguity.Value + 1);
-        } else if (u == 0.5) delta = 0;
+        } else if (u >= 0.5) {
+          delta = 1.0 - Math.Pow(2.0 - 2.0 * u, 1.0 / (contiguity.Value + 1));
+        }
 
         vector[index] += delta * maxManipulation.Value;

branches/PersistenceSpeedUp/HeuristicLab.Encodings.RealVectorEncoding/3.3/Manipulators/PolynomialOnePositionManipulator.cs

@@ -89 +89 @@
       if (u < 0.5) {
         delta = Math.Pow(2 * u, 1.0 / (contiguity + 1)) - 1.0;
-      } else if (u > 0.5) {
-        delta = 1.0 - Math.Pow(2.0 - 2.0 * u, 1.0 / contiguity + 1);
-      } else delta = 0;
+      } else if (u >= 0.5) {
+        delta = 1.0 - Math.Pow(2.0 - 2.0 * u, 1.0 / (contiguity + 1));
+      }
 
       return delta;

@@ -12 +12 @@
 *.psess
 *.vsp
+*.docstates