Changeset 18086 for branches/2521_ProblemRefactoring/HeuristicLab.Problems.Instances.DataAnalysis/3.3/Regression/Feynman/Feynman29.cs
- Timestamp:
- 11/19/21 16:07:45 (2 years ago)
- Location:
- branches/2521_ProblemRefactoring/HeuristicLab.Problems.Instances.DataAnalysis/3.3/Regression/Feynman
- Files:
-
- 1 edited
- 1 copied
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branches/2521_ProblemRefactoring/HeuristicLab.Problems.Instances.DataAnalysis/3.3/Regression/Feynman/Feynman29.cs
r17678 r18086 28 28 public override string Name { 29 29 get { 30 return string.Format("I.29.16 sqrt(x1**2+x2**2 - 2*x1*x2*cos(theta1 - theta2)) | {0} samples | {1}",31 trainingSamples,noiseRatio == null ? "no noise" : string.Format(System.Globalization.CultureInfo.InvariantCulture, "noise={0:g}",noiseRatio));30 return string.Format("I.29.16 sqrt(x1**2+x2**2 - 2*x1*x2*cos(theta1 - theta2)) | {0}", 31 noiseRatio == null ? "no noise" : string.Format(System.Globalization.CultureInfo.InvariantCulture, "noise={0:g}",noiseRatio)); 32 32 } 33 33 } … … 36 36 37 37 protected override string[] VariableNames { 38 get { return n ew[] {"x1", "x2", "theta1", "theta2", noiseRatio == null ? "x" : "x_noise"}; }38 get { return noiseRatio == null ? new[] { "x1", "x2", "theta1", "theta2", "x" } : new[] { "x1", "x2", "theta1", "theta2", "x", "x_noise" }; } 39 39 } 40 40 … … 71 71 } 72 72 73 if (noiseRatio != null) { 74 var x_noise = new List<double>(); 75 var sigma_noise = (double) noiseRatio * x.StandardDeviationPop(); 76 x_noise.AddRange(x.Select(md => md + NormalDistributedRandom.NextDouble(rand, 0, sigma_noise))); 77 data.Remove(x); 78 data.Add(x_noise); 79 } 73 var targetNoise = ValueGenerator.GenerateNoise(x, rand, noiseRatio); 74 if (targetNoise != null) data.Add(targetNoise); 80 75 81 76 return data;
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