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Ignore:
Timestamp:
10/19/18 13:27:06 (4 years ago)
Author:
mkommend
Message:

#2955: Added IsProblemDataCompatible and IsDatasetCompatible to all DataAnalysisModels.

Location:
trunk/HeuristicLab.Problems.DataAnalysis/3.4
Files:
7 edited

Legend:

Unmodified
Added
Removed
  • trunk/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/ClassificationModel.cs

    r15583 r16243  
    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 a regression problem data. 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;
  • trunk/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/ConstantModel.cs

    r15583 r16243  
    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 not a regression nor a classification problem data. Instead a " + problemData.GetType().GetPrettyName() + " was provided.", "problemData");
     101    }
     102
    85103    #region IStringConvertibleValue
    86104    public bool ReadOnly { get; private set; }
  • trunk/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisModel.cs

    r15583 r16243  
    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}
  • trunk/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Regression/RegressionModel.cs

    r15583 r16243  
    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 a regression problem data. 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;
  • trunk/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Classification/IClassificationModel.cs

    r15583 r16243  
    3131    IEnumerable<double> GetEstimatedClassValues(IDataset dataset, IEnumerable<int> rows);
    3232    IClassificationSolution CreateClassificationSolution(IClassificationProblemData problemData);
     33    bool IsProblemDataCompatible(IClassificationProblemData problemData, out string errorMessage);
    3334    string TargetVariable { get; set; }
    3435    event EventHandler TargetVariableChanged;
  • trunk/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/IDataAnalysisModel.cs

    r15583 r16243  
    3030  public interface IDataAnalysisModel : INamedItem {
    3131    IEnumerable<string> VariablesUsedForPrediction { get; }
     32    bool IsDatasetCompatible(IDataset dataset, out string errorMessage);
     33    bool IsProblemDataCompatible(IDataAnalysisProblemData problemData, out string errorMessage);
    3234  }
    3335}
  • trunk/HeuristicLab.Problems.DataAnalysis/3.4/Interfaces/Regression/IRegressionModel.cs

    r15583 r16243  
    3131    IEnumerable<double> GetEstimatedValues(IDataset dataset, IEnumerable<int> rows);
    3232    IRegressionSolution CreateRegressionSolution(IRegressionProblemData problemData);
     33    bool IsProblemDataCompatible(IRegressionProblemData problemData, out string errorMessage);
    3334    string TargetVariable { get; set; }
    3435    event EventHandler TargetVariableChanged;
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