Example usage for org.apache.commons.math3.distribution IntegerDistribution getSupportLowerBound

Introduction

In this page you can find the example usage for org.apache.commons.math3.distribution IntegerDistribution getSupportLowerBound.

Prototype

int getSupportLowerBound();

Source Link

Document

Access the lower bound of the support.

Usage

From source file:com.wormsim.utils.Utils.java

/**
 * Returns a string representation of the provided distribution. TODO: Make
 * this complete TODO: Make this compatible with custom distributions (or just
 * more complex ones).//w  ww .j  a  v  a2  s  .  c  o  m
 *
 * @param dist The distribution to translate
 *
 * @return The distribution as a string.
 */
public static String integerDistributionToString(IntegerDistribution dist) {
    if (dist instanceof EnumeratedIntegerDistribution) {
        return Double.toString(dist.getNumericalMean());
    } else if (dist instanceof UniformIntegerDistribution) {
        return "Uniform(" + dist.getSupportLowerBound() + "," + dist.getSupportUpperBound() + ")";
    } else if (dist instanceof BinomialDistribution) {
        BinomialDistribution dist2 = (BinomialDistribution) dist;
        return "Binomial(" + dist2.getNumberOfTrials() + "," + dist2.getProbabilityOfSuccess() + ")";
    } else {
        return dist.toString();
    }
}

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From source file:fr.obeo.emf.specimen.SpecimenGenerator.java

private void generateManyAttribute(EObject eObject, EAttribute eAttribute, IntegerDistribution distribution,
        Class<?> instanceClass) {
    List<Object> values = (List<Object>) eObject.eGet(eAttribute);
    for (int i = distribution.getSupportLowerBound(); i < distribution.sample(); i++) {
        final Object value = nextValue(instanceClass);
        values.add(value);// w w  w.  ja v  a 2s. c  o  m
    }
}

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From source file:fr.obeo.emf.specimen.DirectWriteSpecimenGenerator.java

protected void generateManyAttribute(EObject eObject, EAttribute eAttribute, IntegerDistribution distribution,
        Class<?> instanceClass) {
    @SuppressWarnings("unchecked")
    List<Object> values = (List<Object>) eObject.eGet(eAttribute);
    for (int i = distribution.getSupportLowerBound(); i < distribution.sample(); i++) {
        final Object value;
        EDataType eAttributeType = eAttribute.getEAttributeType();
        if (eAttributeType instanceof EEnum) {
            assert instanceClass == null;
            EEnum eEnum = (EEnum) eAttributeType;
            instanceClass = int.class;
            int randomValue = Math.abs((Integer) nextValue(instanceClass));
            int size = eEnum.getELiterals().size();
            value = eEnum.getELiterals().get(randomValue % size);
        } else {//  ww  w  .  j ava 2 s. c om
            value = nextValue(instanceClass);
        }
        values.add(value);
    }
}

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