Ignore:
Timestamp:
05/04/19 08:22:42 (4 months ago)
Author:
gkronber
Message:

#2925 merged r16661:16890 from trunk to branch

Location:
branches/2925_AutoDiffForDynamicalModels
Files:
3 edited

Legend:

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  • branches/2925_AutoDiffForDynamicalModels

  • branches/2925_AutoDiffForDynamicalModels/HeuristicLab.Problems.DataAnalysis.Symbolic

  • branches/2925_AutoDiffForDynamicalModels/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/Interpreter/IntervalInterpreter.cs

    r16662 r16892  
    6969    #endregion
    7070
    71     public Interval GetSymbolicExressionTreeInterval(ISymbolicExpressionTree tree, IDataset dataset, IEnumerable<int> rows = null) {
     71    public Interval GetSymbolicExpressionTreeInterval(ISymbolicExpressionTree tree, IDataset dataset, IEnumerable<int> rows = null) {
    7272      var variableRanges = DatasetUtil.GetVariableRanges(dataset, rows);
    73       return GetSymbolicExressionTreeInterval(tree, variableRanges);
    74     }
    75 
    76     public Interval GetSymbolicExressionTreeIntervals(ISymbolicExpressionTree tree, IDataset dataset,
    77       out Dictionary<ISymbolicExpressionTreeNode, Interval> nodeIntervals, IEnumerable<int> rows = null) {
     73      return GetSymbolicExpressionTreeInterval(tree, variableRanges);
     74    }
     75
     76    public Interval GetSymbolicExpressionTreeIntervals(ISymbolicExpressionTree tree, IDataset dataset,
     77      out IDictionary<ISymbolicExpressionTreeNode, Interval> nodeIntervals, IEnumerable<int> rows = null) {
    7878      var variableRanges = DatasetUtil.GetVariableRanges(dataset, rows);
    79       return GetSymbolicExressionTreeIntervals(tree, variableRanges, out nodeIntervals);
    80     }
    81 
    82     public Interval GetSymbolicExressionTreeInterval(ISymbolicExpressionTree tree, Dictionary<string, Interval> variableRanges) {
     79      return GetSymbolicExpressionTreeIntervals(tree, variableRanges, out nodeIntervals);
     80    }
     81
     82    public Interval GetSymbolicExpressionTreeInterval(ISymbolicExpressionTree tree, IDictionary<string, Interval> variableRanges) {
    8383      lock (syncRoot) {
    8484        EvaluatedSolutions++;
     
    9696
    9797
    98     public Interval GetSymbolicExressionTreeIntervals(ISymbolicExpressionTree tree,
    99       Dictionary<string, Interval> variableRanges, out Dictionary<ISymbolicExpressionTreeNode, Interval> nodeIntervals) {
     98    public Interval GetSymbolicExpressionTreeIntervals(ISymbolicExpressionTree tree,
     99      IDictionary<string, Interval> variableRanges, out IDictionary<ISymbolicExpressionTreeNode, Interval> nodeIntervals) {
    100100      lock (syncRoot) {
    101101        EvaluatedSolutions++;
     
    108108      // fix incorrect intervals if necessary (could occur because of numerical errors)
    109109      nodeIntervals = new Dictionary<ISymbolicExpressionTreeNode, Interval>();
    110       foreach(var kvp in intervals) {
     110      foreach (var kvp in intervals) {
    111111        var interval = kvp.Value;
    112112        if (interval.IsInfiniteOrUndefined || interval.LowerBound <= interval.UpperBound)
     
    124124
    125125
    126     private static Instruction[] PrepareInterpreterState(ISymbolicExpressionTree tree, Dictionary<string, Interval> variableRanges) {
     126    private static Instruction[] PrepareInterpreterState(ISymbolicExpressionTree tree, IDictionary<string, Interval> variableRanges) {
    127127      if (variableRanges == null)
    128128        throw new ArgumentNullException("No variablew ranges are present!", nameof(variableRanges));
     
    141141    }
    142142
    143     private Interval Evaluate(Instruction[] instructions, ref int instructionCounter, Dictionary<ISymbolicExpressionTreeNode, Interval> nodeIntervals = null) {
     143    private Interval Evaluate(Instruction[] instructions, ref int instructionCounter, IDictionary<ISymbolicExpressionTreeNode, Interval> nodeIntervals = null) {
    144144      Instruction currentInstr = instructions[instructionCounter];
    145145      //Use ref parameter, because the tree will be iterated through recursively from the left-side branch to the right side
     
    216216            var argumentInterval = Evaluate(instructions, ref instructionCounter, nodeIntervals);
    217217            result = Interval.Tangens(argumentInterval);
     218            break;
     219          }
     220        case OpCodes.Tanh: {
     221            var argumentInterval = Evaluate(instructions, ref instructionCounter, nodeIntervals);
     222            result = Interval.HyperbolicTangent(argumentInterval);
    218223            break;
    219224          }
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