Changeset 16071

Timestamp:

08/10/18 10:15:16 (6 years ago)

Author:

jkarder

Message:

#2933: added RandomSeedGenerator

Location:

trunk

Files:

• HeuristicLab.Algorithms.DataAnalysis/3.4/GBM/GradientBoostingRegressionAlgorithm.cs (modified) (1 diff)
• HeuristicLab.Algorithms.DataAnalysis/3.4/GradientBoostedTrees/GradientBoostedTreesAlgorithm.cs (modified) (1 diff)
• HeuristicLab.Algorithms.DataAnalysis/3.4/NonlinearRegression/NonlinearRegression.cs (modified) (1 diff)
• HeuristicLab.Algorithms.DataAnalysis/3.4/RandomForest/RandomForestClassification.cs (modified) (1 diff)
• HeuristicLab.Algorithms.DataAnalysis/3.4/RandomForest/RandomForestRegression.cs (modified) (1 diff)
• HeuristicLab.Algorithms.DataAnalysis/3.4/TSNE/TSNEAlgorithm.cs (modified) (1 diff)
• HeuristicLab.Algorithms.MOCMAEvolutionStrategy/3.3/MOCMAEvolutionStrategy.cs (modified) (1 diff)
• HeuristicLab.Algorithms.ParameterlessPopulationPyramid/3.3/ParameterlessPopulationPyramid.cs (modified) (1 diff)
• HeuristicLab.Random/3.3/HeuristicLab.Random-3.3.csproj (modified) (1 diff)
• HeuristicLab.Random/3.3/RandomCreator.cs (modified) (1 diff)
• HeuristicLab.Random/3.3/RandomSeedGenerator.cs (added)

trunk/HeuristicLab.Algorithms.DataAnalysis/3.4/GBM/GradientBoostingRegressionAlgorithm.cs

@@ -210 +210 @@
     protected override void Run(CancellationToken cancellationToken) {
       // Set up the algorithm
-      if (SetSeedRandomly) Seed = new System.Random().Next();
+      if (SetSeedRandomly) Seed = RandomSeedGenerator.GetSeed();
       var rand = new MersenneTwister((uint)Seed);
 

trunk/HeuristicLab.Algorithms.DataAnalysis/3.4/GradientBoostedTrees/GradientBoostedTreesAlgorithm.cs

@@ -186 +186 @@
     protected override void Run(CancellationToken cancellationToken) {
       // Set up the algorithm
-      if (SetSeedRandomly) Seed = new System.Random().Next();
+      if (SetSeedRandomly) Seed = Random.RandomSeedGenerator.GetSeed();
 
       // Set up the results display

trunk/HeuristicLab.Algorithms.DataAnalysis/3.4/NonlinearRegression/NonlinearRegression.cs

@@ -186 +186 @@
         qualityTable.Rows.Add(testRMSERow);
         Results.Add(new Result(qualityTable.Name, qualityTable.Name + " for all restarts", qualityTable));
-        if (SetSeedRandomly) Seed = (new System.Random()).Next();
+        if (SetSeedRandomly) Seed = RandomSeedGenerator.GetSeed();
         var rand = new MersenneTwister((uint)Seed);
         bestSolution = CreateRegressionSolution(Problem.ProblemData, ModelStructure, Iterations, ApplyLinearScaling, rand);

trunk/HeuristicLab.Algorithms.DataAnalysis/3.4/RandomForest/RandomForestClassification.cs

@@ -135 +135 @@
     protected override void Run(CancellationToken cancellationToken) {
       double rmsError, relClassificationError, outOfBagRmsError, outOfBagRelClassificationError;
-      if (SetSeedRandomly) Seed = new System.Random().Next();
+      if (SetSeedRandomly) Seed = Random.RandomSeedGenerator.GetSeed();
 
       var model = CreateRandomForestClassificationModel(Problem.ProblemData, NumberOfTrees, R, M, Seed, out rmsError, out relClassificationError, out outOfBagRmsError, out outOfBagRelClassificationError);

trunk/HeuristicLab.Algorithms.DataAnalysis/3.4/RandomForest/RandomForestRegression.cs

@@ -134 +134 @@
     protected override void Run(CancellationToken cancellationToken) {
       double rmsError, avgRelError, outOfBagRmsError, outOfBagAvgRelError;
-      if (SetSeedRandomly) Seed = new System.Random().Next();
+      if (SetSeedRandomly) Seed = Random.RandomSeedGenerator.GetSeed();
       var model = CreateRandomForestRegressionModel(Problem.ProblemData, NumberOfTrees, R, M, Seed,
         out rmsError, out avgRelError, out outOfBagRmsError, out outOfBagAvgRelError);

trunk/HeuristicLab.Algorithms.DataAnalysis/3.4/TSNE/TSNEAlgorithm.cs

@@ -275 +275 @@
       if (wdist != null) wdist.Initialize(problemData);
       if (state == null) {
-        if (SetSeedRandomly) Seed = new System.Random().Next();
+        if (SetSeedRandomly) Seed = RandomSeedGenerator.GetSeed();
         var random = new MersenneTwister((uint)Seed);
         var dataset = problemData.Dataset;

trunk/HeuristicLab.Algorithms.MOCMAEvolutionStrategy/3.3/MOCMAEvolutionStrategy.cs

@@ -285 +285 @@
     #region Initialization
     protected override void Initialize(CancellationToken cancellationToken) {
-      if (SetSeedRandomly) Seed = new System.Random().Next();
+      if (SetSeedRandomly) Seed = RandomSeedGenerator.GetSeed();
       random.Reset(Seed);
       gauss = new NormalDistributedRandom(random, 0, 1);

trunk/HeuristicLab.Algorithms.ParameterlessPopulationPyramid/3.3/ParameterlessPopulationPyramid.cs

@@ -231 +231 @@
     protected override void Initialize(CancellationToken cancellationToken) {
       // Set up the algorithm
-      if (SetSeedRandomly) Seed = new System.Random().Next();
+      if (SetSeedRandomly) Seed = RandomSeedGenerator.GetSeed();
       pyramid = new List<Population>();
       seen.Clear();

trunk/HeuristicLab.Random/3.3/HeuristicLab.Random-3.3.csproj

@@ -120 +120 @@
     <Compile Include="GammaDistributedRandom.cs" />
     <Compile Include="ListExtensions.cs" />
+    <Compile Include="RandomSeedGenerator.cs" />
     <Compile Include="UniformDistributedRandom.cs" />
     <Compile Include="FastRandom.cs" />

trunk/HeuristicLab.Random/3.3/RandomCreator.cs

@@ -94 +94 @@
       IntValue seed = SeedParameter.ActualValue;
 
-      if (setSeedRandomly) seed.Value = new System.Random().Next();
+      if (setSeedRandomly) seed.Value = RandomSeedGenerator.GetSeed();
       IRandom random = (IRandom)RandomType.Clone();
       random.Reset(seed.Value);