Changeset 18086 for branches/2521_ProblemRefactoring/HeuristicLab.Problems.Instances.DataAnalysis/3.3/Regression/Feynman/Feynman3.cs
- Timestamp:
- 11/19/21 16:07:45 (3 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/Feynman3.cs
r17678 r18086 29 29 get { 30 30 return string.Format( 31 "I.6.20b exp(-((theta-theta1)/sigma)**2/2)/(sqrt(2*pi)*sigma) | {0} samples | {1}",32 trainingSamples,noiseRatio == null ? "no noise" : string.Format(System.Globalization.CultureInfo.InvariantCulture, "noise={0:g}",noiseRatio));31 "I.6.20b exp(-((theta-theta1)/sigma)**2/2)/(sqrt(2*pi)*sigma) | {0}", 32 noiseRatio == null ? "no noise" : string.Format(System.Globalization.CultureInfo.InvariantCulture, "noise={0:g}",noiseRatio)); 33 33 } 34 34 } … … 37 37 38 38 protected override string[] VariableNames { 39 get { return n ew[] {"sigma", "theta", "theta1", noiseRatio == null ? "f" : "f_noise"}; }39 get { return noiseRatio == null ? new[] { "sigma", "theta", "theta1", "f" } : new[] { "sigma", "theta", "theta1", "f", "f_noise" }; } 40 40 } 41 41 … … 69 69 } 70 70 71 if (noiseRatio != null) { 72 var f_noise = new List<double>(); 73 var sigma_noise = (double) noiseRatio * f.StandardDeviationPop(); 74 f_noise.AddRange(f.Select(md => md + NormalDistributedRandom.NextDouble(rand, 0, sigma_noise))); 75 data.Remove(f); 76 data.Add(f_noise); 77 } 71 var targetNoise = ValueGenerator.GenerateNoise(f, rand, noiseRatio); 72 if (targetNoise != null) data.Add(targetNoise); 78 73 79 74 return data;
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