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Ignore:
Timestamp:
05/04/21 14:29:30 (3 years ago)
Author:
chaider
Message:

#3075

  • Added target without noise to noisy instances
  • Moved noise calculation to descriptor
File:
1 edited

Legend:

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  • trunk/HeuristicLab.Problems.Instances.DataAnalysis/3.3/Regression/Feynman/Feynman56.cs

    r17966 r17973  
    3636
    3737    protected override string[] VariableNames {
    38       get { return new[] {"epsilon", "p_d", "r", "x", "y", "z", noiseRatio == null ? "Ef" : "Ef_noise"}; }
     38      get { return noiseRatio == null ? new[] { "epsilon", "p_d", "r", "x", "y", "z", "Ef" } : new[] { "epsilon", "p_d", "r", "x", "y", "z", "Ef", "Ef_noise" }; }
    3939    }
    4040
     
    7575      }
    7676
    77       if (noiseRatio != null) {
    78         var Ef_noise    = new List<double>();
    79         var sigma_noise = (double) Math.Sqrt(noiseRatio.Value) * Ef.StandardDeviationPop();
    80         Ef_noise.AddRange(Ef.Select(md => md + NormalDistributedRandomPolar.NextDouble(rand, 0, sigma_noise)));
    81         data.Remove(Ef);
    82         data.Add(Ef_noise);
    83       }
     77      var targetNoise = GetNoisyTarget(Ef, rand);
     78      if (targetNoise != null) data.Add(targetNoise);
    8479
    8580      return data;
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