Example usage for org.apache.commons.math3.exception.util LocalizedFormats DIMENSIONS_MISMATCH_SIMPLE

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Prototype

LocalizedFormats DIMENSIONS_MISMATCH_SIMPLE

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Usage

From source file:experiment.SimpleRegression_bug.java

/**
 * Adds a series of observations to the regression model. The lengths of
 * x and y must be the same and x must be rectangular.
 *
 * @param x a series of observations on the independent variables
 * @param y a series of observations on the dependent variable
 * The length of x and y must be the same
 * @throws ModelSpecificationException if {@code x} is not rectangular, does not match
 * the length of {@code y} or does not contain sufficient data to estimate the model
 *///w  w w  .jav a  2  s  .c o m
public void addObservations(final double[][] x, final double[] y) throws ModelSpecificationException {
    if ((x == null) || (y == null) || (x.length != y.length)) {
        throw new ModelSpecificationException(LocalizedFormats.DIMENSIONS_MISMATCH_SIMPLE,
                (x == null) ? 0 : x.length, (y == null) ? 0 : y.length);
    }
    boolean obsOk = true;
    for (int i = 0; i < x.length; i++) {
        if (x[i] == null || x[i].length == 0) {
            obsOk = false;
        }
    }
    if (!obsOk) {
        throw new ModelSpecificationException(LocalizedFormats.NOT_ENOUGH_DATA_FOR_NUMBER_OF_PREDICTORS, 0, 1);
    }
    for (int i = 0; i < x.length; i++) {
        addData(x[i][0], y[i]);
    }
}

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From source file:org.orekit.propagation.conversion.AbstractPropagatorBuilder.java

/** Check the size of the parameters array.
 * @param parameters to configure the propagator
 * @exception OrekitIllegalArgumentException if the number of
 * parameters is not 6 (for initial state) plus the number of free
 * parameters/*  w ww.  j  av a 2  s. c  o  m*/
 */
protected void checkParameters(final double[] parameters) throws OrekitIllegalArgumentException {
    if (parameters.length != (freeParameters.size() + 6)) {
        throw new OrekitIllegalArgumentException(LocalizedFormats.DIMENSIONS_MISMATCH_SIMPLE, parameters.length,
                freeParameters.size() + 6);
    }
}

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From source file:org.orekit.propagation.conversion.EcksteinHechlerConverterTest.java

@Test
public void testWrongParametersSize() throws OrekitException {
    try {/*from w w  w.  j  a v a2 s . co m*/
        PropagatorBuilder builder = new EcksteinHechlerPropagatorBuilder(orbit.getFrame(), provider,
                OrbitType.CIRCULAR, PositionAngle.TRUE);
        final List<String> empty = Collections.emptyList();
        builder.setFreeParameters(empty);
        builder.buildPropagator(orbit.getDate(), new double[3]);
        Assert.fail("an exception should have been thrown");
    } catch (OrekitIllegalArgumentException oiae) {
        Assert.assertEquals(LocalizedFormats.DIMENSIONS_MISMATCH_SIMPLE, oiae.getSpecifier());
        Assert.assertEquals(3, ((Integer) oiae.getParts()[0]).intValue());
        Assert.assertEquals(6, ((Integer) oiae.getParts()[1]).intValue());
    }
}

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From source file:org.orekit.propagation.conversion.KeplerianConverterTest.java

@Test
public void testWrongParametersSize() throws OrekitException {
    try {/*from   w w w.  j  a  v  a  2s. c o  m*/
        PropagatorBuilder builder = new KeplerianPropagatorBuilder(mu, orbit.getFrame(), OrbitType.CIRCULAR,
                PositionAngle.TRUE);
        final List<String> empty = Collections.emptyList();
        builder.setFreeParameters(empty);
        builder.buildPropagator(orbit.getDate(), new double[3]);
        Assert.fail("an exception should have been thrown");
    } catch (OrekitIllegalArgumentException oiae) {
        Assert.assertEquals(LocalizedFormats.DIMENSIONS_MISMATCH_SIMPLE, oiae.getSpecifier());
        Assert.assertEquals(3, ((Integer) oiae.getParts()[0]).intValue());
        Assert.assertEquals(6, ((Integer) oiae.getParts()[1]).intValue());
    }
}

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From source file:org.orekit.propagation.conversion.NumericalConverterTest.java

@Test
public void testWrongParametersSize() throws OrekitException {
    try {/*  ww w.ja  v  a  2  s  .  c  o m*/
        NumericalPropagatorBuilder builder = new NumericalPropagatorBuilder(mu, orbit.getFrame(),
                new LutherIntegratorBuilder(100.0), OrbitType.CIRCULAR, PositionAngle.TRUE);
        builder.addForceModel(drag);
        builder.addForceModel(gravity);
        final List<String> empty = Collections.emptyList();
        builder.setFreeParameters(empty);
        builder.buildPropagator(orbit.getDate(), new double[3]);
        Assert.fail("an exception should have been thrown");
    } catch (OrekitIllegalArgumentException oiae) {
        Assert.assertEquals(LocalizedFormats.DIMENSIONS_MISMATCH_SIMPLE, oiae.getSpecifier());
        Assert.assertEquals(3, ((Integer) oiae.getParts()[0]).intValue());
        Assert.assertEquals(6, ((Integer) oiae.getParts()[1]).intValue());
    }
}

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From source file:org.orekit.propagation.conversion.TLEConverterTest.java

@Test
public void testWrongParametersSize() throws OrekitException {
    try {/*from   w w  w.ja va  2s .c o  m*/
        PropagatorBuilder builder = new TLEPropagatorBuilder(leoTLE.getSatelliteNumber(),
                leoTLE.getClassification(), leoTLE.getLaunchYear(), leoTLE.getLaunchNumber(),
                leoTLE.getLaunchPiece(), leoTLE.getElementNumber(), leoTLE.getRevolutionNumberAtEpoch(),
                OrbitType.CIRCULAR, PositionAngle.TRUE);
        final List<String> empty = Collections.emptyList();
        builder.setFreeParameters(empty);
        builder.buildPropagator(leoTLE.getDate(), new double[3]);
        Assert.fail("an exception should have been thrown");
    } catch (OrekitIllegalArgumentException oiae) {
        Assert.assertEquals(LocalizedFormats.DIMENSIONS_MISMATCH_SIMPLE, oiae.getSpecifier());
        Assert.assertEquals(3, ((Integer) oiae.getParts()[0]).intValue());
        Assert.assertEquals(6, ((Integer) oiae.getParts()[1]).intValue());
    }
}

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From source file:Rotationforest.Covariance.java

/**
 * Computes the covariance between the two arrays.
 *
 * <p>Array lengths must match and the common length must be at least 2.</p>
 *
 * @param xArray first data array/* w  ww  .j a v  a 2  s. c o  m*/
 * @param yArray second data array
 * @param biasCorrected if true, returned value will be bias-corrected
 * @return returns the covariance for the two arrays
 * @throws  MathIllegalArgumentException if the arrays lengths do not match or
 * there is insufficient data
 */
public double covariance(final double[] xArray, final double[] yArray, boolean biasCorrected)
        throws MathIllegalArgumentException {
    Mean mean = new Mean();
    double result = 0d;
    int length = xArray.length;
    if (length != yArray.length) {
        throw new MathIllegalArgumentException(LocalizedFormats.DIMENSIONS_MISMATCH_SIMPLE, length,
                yArray.length);
    } else if (length < 2) {
        throw new MathIllegalArgumentException(LocalizedFormats.INSUFFICIENT_OBSERVED_POINTS_IN_SAMPLE, length,
                2);
    } else {
        double xMean = mean.evaluate(xArray);
        double yMean = mean.evaluate(yArray);
        for (int i = 0; i < length; i++) {
            double xDev = xArray[i] - xMean;
            double yDev = yArray[i] - yMean;
            result += (xDev * yDev - result) / (i + 1);
        }
    }
    return biasCorrected ? result * ((double) length / (double) (length - 1)) : result;
}

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