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Ignore:
Timestamp:
07/04/19 13:00:24 (5 years ago)
Author:
mkommend
Message:

#2955: Merged r16241, r16243, r16244, r16763 into stable.

Location:
stable
Files:
14 edited

Legend:

Unmodified
Added
Removed
  • stable

  • stable/HeuristicLab.Problems.DataAnalysis

  • stable/HeuristicLab.Problems.DataAnalysis/3.4

  • stable/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationModel.cs

    r15584 r17054  
    6666    public abstract IClassificationSolution CreateClassificationSolution(IClassificationProblemData problemData);
    6767
     68    public virtual bool IsProblemDataCompatible(IClassificationProblemData problemData, out string errorMessage) {
     69      return IsProblemDataCompatible(this, problemData, out errorMessage);
     70    }
     71
     72    public override bool IsProblemDataCompatible(IDataAnalysisProblemData problemData, out string errorMessage) {
     73      if (problemData == null) throw new ArgumentNullException("problemData", "The provided problemData is null.");
     74      var classificationProblemData = problemData as IClassificationProblemData;
     75      if (classificationProblemData == null)
     76        throw new ArgumentException("The problem data is not compatible with this classification model. Instead a " + problemData.GetType().GetPrettyName() + " was provided.", "problemData");
     77      return IsProblemDataCompatible(classificationProblemData, out errorMessage);
     78    }
     79
     80    public static bool IsProblemDataCompatible(IClassificationModel model, IClassificationProblemData problemData, out string errorMessage) {
     81      if (model == null) throw new ArgumentNullException("model", "The provided model is null.");
     82      if (problemData == null) throw new ArgumentNullException("problemData", "The provided problemData is null.");
     83      errorMessage = string.Empty;
     84
     85      if (model.TargetVariable != problemData.TargetVariable)
     86        errorMessage = string.Format("The target variable of the model {0} does not match the target variable of the problemData {1}.", model.TargetVariable, problemData.TargetVariable);
     87
     88      var evaluationErrorMessage = string.Empty;
     89      var datasetCompatible = model.IsDatasetCompatible(problemData.Dataset, out evaluationErrorMessage);
     90      if (!datasetCompatible)
     91        errorMessage += evaluationErrorMessage;
     92
     93      return string.IsNullOrEmpty(errorMessage);
     94    }
     95
    6896    #region events
    6997    public event EventHandler TargetVariableChanged;
  • stable/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationProblemData.cs

    r15584 r17054  
    467467    }
    468468    #endregion
    469 
    470     protected override bool IsProblemDataCompatible(IDataAnalysisProblemData problemData, out string errorMessage) {
    471       if (problemData == null) throw new ArgumentNullException("problemData", "The provided problemData is null.");
    472       IClassificationProblemData classificationProblemData = problemData as IClassificationProblemData;
    473       if (classificationProblemData == null)
    474         throw new ArgumentException("The problem data is no classification problem data. Instead a " + problemData.GetType().GetPrettyName() + " was provided.", "problemData");
    475 
    476       var returnValue = base.IsProblemDataCompatible(classificationProblemData, out errorMessage);
    477       //check targetVariable
    478       if (classificationProblemData.InputVariables.All(var => var.Value != TargetVariable)) {
    479         errorMessage = string.Format("The target variable {0} is not present in the new problem data.", TargetVariable)
    480                        + Environment.NewLine + errorMessage;
    481         return false;
    482       }
    483 
    484       var newClassValues = classificationProblemData.Dataset.GetDoubleValues(TargetVariable).Distinct().OrderBy(x => x);
    485       if (!newClassValues.SequenceEqual(ClassValues)) {
    486         errorMessage = errorMessage + string.Format("The class values differ in the provided classification problem data.");
    487         returnValue = false;
    488       }
    489 
    490       var newPositivieClassName = classificationProblemData.PositiveClass;
    491       if (newPositivieClassName != PositiveClass) {
    492         errorMessage = errorMessage + string.Format("The positive class differs in the provided classification problem data.");
    493         returnValue = false;
    494       }
    495 
    496       return returnValue;
    497     }
    498 
    499     public override void AdjustProblemDataProperties(IDataAnalysisProblemData problemData) {
    500       if (problemData == null) throw new ArgumentNullException("problemData", "The provided problemData is null.");
    501       ClassificationProblemData classificationProblemData = problemData as ClassificationProblemData;
    502       if (classificationProblemData == null)
    503         throw new ArgumentException("The problem data is not a classification problem data. Instead a " + problemData.GetType().GetPrettyName() + " was provided.", "problemData");
    504 
    505       base.AdjustProblemDataProperties(problemData);
    506       TargetVariable = classificationProblemData.TargetVariable;
    507       for (int i = 0; i < classificationProblemData.ClassNames.Count(); i++)
    508         ClassNamesParameter.Value[i, 0] = classificationProblemData.ClassNames.ElementAt(i);
    509 
    510       PositiveClass = classificationProblemData.PositiveClass;
    511 
    512       for (int i = 0; i < Classes; i++) {
    513         for (int j = 0; j < Classes; j++) {
    514           ClassificationPenaltiesParameter.Value[i, j] = classificationProblemData.GetClassificationPenalty(ClassValuesCache[i], ClassValuesCache[j]);
    515         }
    516       }
    517     }
    518469  }
    519470}
  • stable/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationSolutionBase.cs

    r15584 r17054  
    2020#endregion
    2121
     22using System;
    2223using System.Collections.Generic;
    2324using System.Linq;
     
    4445    public new IClassificationProblemData ProblemData {
    4546      get { return (IClassificationProblemData)base.ProblemData; }
    46       set { base.ProblemData = value; }
     47      set {
     48        if (value == null) throw new ArgumentNullException("The problemData must not be null.");
     49        string errorMessage = string.Empty;
     50        if (!Model.IsProblemDataCompatible(value, out errorMessage)) throw new ArgumentException(errorMessage);
     51
     52        base.ProblemData = value;
     53      }
    4754    }
    4855
  • stable/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/ConstantModel.cs

    r15584 r17054  
    8383    }
    8484
     85    public virtual bool IsProblemDataCompatible(IClassificationProblemData problemData, out string errorMessage) {
     86      return ClassificationModel.IsProblemDataCompatible(this, problemData, out errorMessage);
     87    }
     88
     89    public override bool IsProblemDataCompatible(IDataAnalysisProblemData problemData, out string errorMessage) {
     90      if (problemData == null) throw new ArgumentNullException("problemData", "The provided problemData is null.");
     91
     92      var regressionProblemData = problemData as IRegressionProblemData;
     93      if (regressionProblemData != null)
     94        return IsProblemDataCompatible(regressionProblemData, out errorMessage);
     95
     96      var classificationProblemData = problemData as IClassificationProblemData;
     97      if (classificationProblemData != null)
     98        return IsProblemDataCompatible(classificationProblemData, out errorMessage);
     99
     100      throw new ArgumentException("The problem data is compatible with this model. Instead a " + problemData.GetType().GetPrettyName() + " was provided.", "problemData");
     101    }
     102
    85103    #region IStringConvertibleValue
    86104    public bool ReadOnly { get; private set; }
  • stable/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisModel.cs

    r15584 r17054  
    2020#endregion
    2121
     22using System;
    2223using System.Collections.Generic;
    2324using HeuristicLab.Common;
     
    3839
    3940    public abstract IEnumerable<string> VariablesUsedForPrediction { get; }
     41
     42    public virtual bool IsDatasetCompatible(IDataset dataset, out string errorMessage) {
     43      if (dataset == null) throw new ArgumentNullException("dataset", "The provided dataset is null.");
     44      return IsDatasetCompatible(this, dataset, out errorMessage);
     45    }
     46
     47    public abstract bool IsProblemDataCompatible(IDataAnalysisProblemData problemData, out string errorMessage);
     48
     49    public static bool IsDatasetCompatible(IDataAnalysisModel model, IDataset dataset, out string errorMessage) {
     50      if(model == null) throw new ArgumentNullException("model", "The provided model is null.");
     51      if (dataset == null) throw new ArgumentNullException("dataset", "The provided dataset is null.");
     52      errorMessage = string.Empty;
     53
     54      foreach (var variable in model.VariablesUsedForPrediction) {
     55        if (!dataset.ContainsVariable(variable)) {
     56          if (string.IsNullOrEmpty(errorMessage)) {
     57            errorMessage = "The following variables must be present in the dataset for model evaluation:";
     58          }
     59          errorMessage += System.Environment.NewLine + " " + variable;
     60        }
     61      }
     62
     63      return string.IsNullOrEmpty(errorMessage);
     64    }
    4065  }
    4166}
  • stable/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisProblemData.cs

    r16164 r17054  
    207207      if (listeners != null) listeners(this, EventArgs.Empty);
    208208    }
    209 
    210     protected virtual bool IsProblemDataCompatible(IDataAnalysisProblemData problemData, out string errorMessage) {
    211       errorMessage = string.Empty;
    212       if (problemData == null) throw new ArgumentNullException("problemData", "The provided problemData is null.");
    213 
    214       //check allowed input variables
    215       StringBuilder message = new StringBuilder();
    216       var variables = new HashSet<string>(problemData.InputVariables.Select(x => x.Value));
    217       foreach (var item in AllowedInputVariables) {
    218         if (!variables.Contains(item))
    219           message.AppendLine("Input variable '" + item + "' is not present in the new problem data.");
    220       }
    221 
    222       if (message.Length != 0) {
    223         errorMessage = message.ToString();
    224         return false;
    225       }
    226       return true;
    227 
    228     }
    229 
    230     public virtual void AdjustProblemDataProperties(IDataAnalysisProblemData problemData) {
    231       DataAnalysisProblemData data = problemData as DataAnalysisProblemData;
    232       if (data == null) throw new ArgumentException("The problem data is not a data analysis problem data. Instead a " + problemData.GetType().GetPrettyName() + " was provided.", "problemData");
    233 
    234       string errorMessage;
    235       if (!data.IsProblemDataCompatible(this, out errorMessage)) {
    236         throw new InvalidOperationException(errorMessage);
    237       }
    238 
    239       foreach (var inputVariable in InputVariables) {
    240         var variable = data.InputVariables.FirstOrDefault(i => i.Value == inputVariable.Value);
    241         InputVariables.SetItemCheckedState(inputVariable, variable != null && data.InputVariables.ItemChecked(variable));
    242       }
    243     }
    244209  }
    245210}
  • stable/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisSolution.cs

    r15584 r17054  
    5858      get { return (IDataAnalysisProblemData)this[ProblemDataResultName].Value; }
    5959      set {
    60         if (this[ProblemDataResultName].Value != value) {
    61           if (value != null) {
    62             ProblemData.Changed -= new EventHandler(ProblemData_Changed);
    63             this[ProblemDataResultName].Value = value;
    64             ProblemData.Changed += new EventHandler(ProblemData_Changed);
    65             OnProblemDataChanged();
    66           }
    67         }
     60        if (value == null) throw new ArgumentNullException("The problemData must not be null.");
     61        if (this[ProblemDataResultName].Value == value) return;
     62        string errorMessage = string.Empty;
     63        if (!Model.IsProblemDataCompatible(value, out errorMessage)) throw new ArgumentException(errorMessage);
     64
     65        ProblemData.Changed -= new EventHandler(ProblemData_Changed);
     66        this[ProblemDataResultName].Value = value;
     67        ProblemData.Changed += new EventHandler(ProblemData_Changed);
     68        OnProblemDataChanged();
    6869      }
    6970    }
  • stable/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionModel.cs

    r15584 r17054  
    6767    public abstract IRegressionSolution CreateRegressionSolution(IRegressionProblemData problemData);
    6868
     69    public virtual bool IsProblemDataCompatible(IRegressionProblemData problemData, out string errorMessage) {
     70      return IsProblemDataCompatible(this, problemData, out errorMessage);
     71    }
     72
     73    public override bool IsProblemDataCompatible(IDataAnalysisProblemData problemData, out string errorMessage) {
     74      if (problemData == null) throw new ArgumentNullException("problemData", "The provided problemData is null.");
     75      var regressionProblemData = problemData as IRegressionProblemData;
     76      if (regressionProblemData == null)
     77        throw new ArgumentException("The problem data is not compatible with this regression model. Instead a " + problemData.GetType().GetPrettyName() + " was provided.", "problemData");
     78      return IsProblemDataCompatible(regressionProblemData, out errorMessage);
     79    }
     80
     81    public static bool IsProblemDataCompatible(IRegressionModel model, IRegressionProblemData problemData, out string errorMessage) {
     82      if (model == null) throw new ArgumentNullException("model", "The provided model is null.");
     83      if (problemData == null) throw new ArgumentNullException("problemData", "The provided problemData is null.");
     84      errorMessage = string.Empty;
     85
     86      if (model.TargetVariable != problemData.TargetVariable)
     87        errorMessage = string.Format("The target variable of the model {0} does not match the target variable of the problemData {1}.", model.TargetVariable, problemData.TargetVariable);
     88
     89      var evaluationErrorMessage = string.Empty;
     90      var datasetCompatible = model.IsDatasetCompatible(problemData.Dataset, out evaluationErrorMessage);
     91      if (!datasetCompatible)
     92        errorMessage += evaluationErrorMessage;
     93
     94      return string.IsNullOrEmpty(errorMessage);
     95    }
     96
    6997    #region events
    7098    public event EventHandler TargetVariableChanged;
  • stable/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionProblemData.cs

    r15584 r17054  
    161161      OnChanged();
    162162    }
    163 
    164     protected override bool IsProblemDataCompatible(IDataAnalysisProblemData problemData, out string errorMessage) {
    165       if (problemData == null) throw new ArgumentNullException("problemData", "The provided problemData is null.");
    166       IRegressionProblemData regressionProblemData = problemData as IRegressionProblemData;
    167       if (regressionProblemData == null)
    168         throw new ArgumentException("The problem data is not a regression problem data. Instead a " + problemData.GetType().GetPrettyName() + " was provided.", "problemData");
    169 
    170       var returnValue = base.IsProblemDataCompatible(problemData, out errorMessage);
    171       return returnValue;
    172     }
    173 
    174     public override void AdjustProblemDataProperties(IDataAnalysisProblemData problemData) {
    175       if (problemData == null) throw new ArgumentNullException("problemData", "The provided problemData is null.");
    176       RegressionProblemData regressionProblemData = problemData as RegressionProblemData;
    177       if (regressionProblemData == null)
    178         throw new ArgumentException("The problem data is not a regression problem data. Instead a " + problemData.GetType().GetPrettyName() + " was provided.", "problemData");
    179 
    180       base.AdjustProblemDataProperties(problemData);
    181     }
    182163  }
    183164}
  • stable/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionSolutionBase.cs

    r15584 r17054  
    7070    public new IRegressionProblemData ProblemData {
    7171      get { return (IRegressionProblemData)base.ProblemData; }
    72       set { base.ProblemData = value; }
     72      set {
     73        if (value == null) throw new ArgumentNullException("The problemData must not be null.");
     74        string errorMessage = string.Empty;
     75        if (!Model.IsProblemDataCompatible(value, out errorMessage)) throw new ArgumentException(errorMessage);
     76
     77        base.ProblemData = value;
     78      }
    7379    }
    7480
  • stable/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/TimeSeriesPrognosis/TimeSeriesPrognosisProblemData.cs

    r15584 r17054  
    16201620      OnChanged();
    16211621    }
    1622 
    1623     protected override bool IsProblemDataCompatible(IDataAnalysisProblemData problemData, out string errorMessage) {
    1624       if (problemData == null) throw new ArgumentNullException("problemData", "The provided problemData is null.");
    1625       ITimeSeriesPrognosisProblemData timeseriesProblemData = problemData as ITimeSeriesPrognosisProblemData;
    1626       if (timeseriesProblemData == null)
    1627         throw new ArgumentException("The problem data is not a time-series problem data. Instead a " + problemData.GetType().GetPrettyName() + " was provided.", "problemData");
    1628 
    1629       var returnValue = base.IsProblemDataCompatible(problemData, out errorMessage);
    1630       //check targetVariable
    1631       if (problemData.InputVariables.All(var => var.Value != TargetVariable)) {
    1632         errorMessage = string.Format("The target variable {0} is not present in the new problem data.", TargetVariable)
    1633                        + Environment.NewLine + errorMessage;
    1634         return false;
    1635       }
    1636       return returnValue;
    1637     }
    1638 
    1639     public override void AdjustProblemDataProperties(IDataAnalysisProblemData problemData) {
    1640       TimeSeriesPrognosisProblemData timeSeriesProblemData = problemData as TimeSeriesPrognosisProblemData;
    1641       if (timeSeriesProblemData == null)
    1642         throw new ArgumentException("The problem data is not a timeseries problem data. Instead a " + problemData.GetType().GetPrettyName() + " was provided.", "problemData");
    1643 
    1644       var trainingDataStart = TrainingIndices.First();
    1645 
    1646       base.AdjustProblemDataProperties(problemData);
    1647 
    1648       TestPartition.Start = trainingDataStart;
    1649 
    1650       TrainingHorizon = timeSeriesProblemData.TrainingHorizon;
    1651       TestHorizon = timeSeriesProblemData.TestHorizon;
    1652     }
    1653 
    16541622  }
    16551623}
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