Esempio n. 1
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  private boolean validarRegla(Rule regla) {

    int i, j;

    for (i = 0; i < regla.getRule().length; i++) {
      for (j = i + 1; j < regla.getRule().length; j++) {
        if (regla.getiCondition(i).getAttribute() == regla.getiCondition(j).getAttribute())
          return false;
      }
    }

    return true;
  }
Esempio n. 2
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  private double computeAdjustedResidual(int data[][], int classData[], Rule regla, int clase) {

    double suma = 0;
    int i;

    for (i = 0; i < regla.getRule().length; i++) {
      suma +=
          computeStandarizedResidual(data, classData, regla.getiCondition(i), clase)
              / Math.sqrt(
                  computeMaximumLikelohoodEstimate(data, classData, regla.getiCondition(i), clase));
    }

    return suma;
  }
Esempio n. 3
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  private String consecuente(
      myDataset dataset, int data[][], int classData[], int infoAttr[], int nClases, Rule rule) {

    int k, l;
    double tmp1, tmp2;
    int pos = 0, classPredicted;
    double Waip;

    classPredicted = -1;
    Waip = 0;

    tmp1 = Double.NEGATIVE_INFINITY;
    for (l = 0; l < nClases; l++) {
      tmp2 = 0;
      for (k = 0; k < rule.getRule().length; k++) {
        tmp2 += RuleSet.computeWeightEvidence(data, classData, rule.getiCondition(k), l, infoAttr);
      }
      if (tmp2 > tmp1) {
        tmp1 = tmp2;
        pos = l;
      }
    }
    classPredicted = pos;
    Waip = tmp1;

    return dataset.getOutputValue(classPredicted) + " [" + Double.toString(Waip) + "]";
  }
Esempio n. 4
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  private boolean reglaPositiva(
      myDataset dataset, int data[][], int classData[], int infoAttr[], int nClases, Rule rule) {

    int k, l;
    double tmp1, tmp2;
    double Waip;

    Waip = 0;

    tmp1 = Double.NEGATIVE_INFINITY;
    for (l = 0; l < nClases; l++) {
      tmp2 = 0;
      for (k = 0; k < rule.getRule().length; k++) {
        tmp2 += RuleSet.computeWeightEvidence(data, classData, rule.getiCondition(k), l, infoAttr);
      }
      if (tmp2 > tmp1) {
        tmp1 = tmp2;
      }
    }
    Waip = tmp1;

    return Waip > 0 ? true : false;
  }